diff options
author | Alexander Larsson <alexl@redhat.com> | 2010-11-12 13:18:58 +0100 |
---|---|---|
committer | Alexander Larsson <alexl@redhat.com> | 2010-11-25 22:09:19 +0100 |
commit | 5b480e1b0de0c8184cb2805ac85f7362c42fb2f6 (patch) | |
tree | df5fd13a56b7ec224daa0281429bbc7e75b7128b | |
parent | eb5a5004959227d22b2f98a157beda8600df00d3 (diff) | |
download | gtk+-5b480e1b0de0c8184cb2805ac85f7362c42fb2f6.tar.gz |
[broadway] Copy X backend to broadway
47 files changed, 28520 insertions, 13 deletions
diff --git a/configure.ac b/configure.ac index 3ac0bec577..12ae11d95c 100644 --- a/configure.ac +++ b/configure.ac @@ -258,13 +258,13 @@ else gdktarget=x11 fi -AC_ARG_WITH(gdktarget, [ --with-gdktarget=[[x11/win32/quartz]] select non-default GDK target], +AC_ARG_WITH(gdktarget, [ --with-gdktarget=[[x11/win32/quartz/broadway]] select non-default GDK target], gdktarget=$with_gdktarget) AC_SUBST(gdktarget) case $gdktarget in - x11|win32|quartz) ;; - *) AC_MSG_ERROR([Invalid target for GDK: use x11, quartz or win32.]);; + x11|win32|quartz|broadway) ;; + *) AC_MSG_ERROR([Invalid target for GDK: use x11, broadway, quartz or win32.]);; esac gdktargetlib=libgdk-$gdktarget-$GTK_API_VERSION.la @@ -367,15 +367,18 @@ PKG_CHECK_MODULES(BASE_DEPENDENCIES, ## In addition to checking that cairo is present, we also need to ## check that the correct cairo backend is there. E.g. if the GDK ## target is win32 we need the cairo-win32 backend and so on. -cairo_backend=$gdktarget +cairo_backend=cairo-$gdktarget # GDK calls the xlib backend "x11," cairo calls it "xlib." Other # backend names are identical. -if test "x$cairo_backend" = "xx11"; then - cairo_backend=xlib +if test "x$cairo_backend" = "xcairo-x11"; then + cairo_backend=cairo-xlib +fi +if test "x$cairo_backend" = "xcairo-broadway"; then + cairo_backend=cairo fi PKG_CHECK_MODULES(CAIRO_BACKEND, - [cairo-$cairo_backend >= cairo_required_version]) + [$cairo_backend >= cairo_required_version]) if test "$os_win32" != yes; then # libtool option to control which symbols are exported @@ -1185,6 +1188,250 @@ else AM_CONDITIONAL(USE_QUARTZ, false) fi +if test "x$gdktarget" = "xbroadway" ; then + X_PACKAGES=fontconfig + + # + # We use fontconfig very peripherally when decoding the default + # settings. + # + if $PKG_CONFIG --exists fontconfig; then : ; else + AC_MSG_ERROR([ +*** fontconfig (http://www.fontconfig.org) is required by the X11 backend.]) + fi + + # + # Check for basic X packages; we use pkg-config if available + # + if $PKG_CONFIG --exists x11 xext; then + have_base_x_pc=true + X_PACKAGES="$X_PACKAGES x11 xext" + x_libs="`$PKG_CONFIG --libs x11 xext`" + X_CFLAGS="`$PKG_CONFIG --cflags x11 xext`" + + # Strip out any .la files that pkg-config might give us (this happens + # with -uninstalled.pc files) + x_libs_for_checks= + for I in $x_libs ; do + case $I in + *.la) ;; + *) x_libs_for_checks="$x_libs_for_checks $I" ;; + esac + done + + GTK_PACKAGES_FOR_X="x11" + else + have_base_x_pc=false + AC_PATH_XTRA + if test x$no_x = xyes ; then + AC_MSG_ERROR([X development libraries not found]) + fi + + x_cflags="$X_CFLAGS" + x_libs_for_checks="$X_LIBS -lXext -lX11 $X_EXTRA_LIBS" + + GTK_DEP_LIBS_FOR_X="$X_LIBS -lX11 $X_EXTRA_LIBS" + fi + + # Extra libraries found during checks (-lXinerama, etc), not from pkg-config. + x_extra_libs= + + gtk_save_cppflags="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $X_CFLAGS" + + gtk_save_LIBS=$LIBS + LIBS="$x_libs_for_checks $LIBS" + + # Sanity check for the X11 and Xext libraries. While everything we need from + # Xext is optional, the chances a system has *none* of these things is so + # small that we just unconditionally require it. + AC_CHECK_FUNC(XOpenDisplay, :, + AC_MSG_ERROR([*** libX11 not found. Check 'config.log' for more details.])) + AC_CHECK_FUNC(XextFindDisplay, :, + AC_MSG_ERROR([*** libXext not found. Check 'config.log' for more details.])) + + # Check for xReply + + AC_MSG_CHECKING([if <X11/extensions/XIproto.h> is needed for xReply]) + AC_TRY_COMPILE([#include <X11/Xlibint.h>], + [xReply *rep;], + [AC_MSG_RESULT([no])], + [AC_TRY_COMPILE([#include <X11/extensions/XIproto.h> +#include <X11/Xlibint.h>], + [xReply *rep;], + [AC_MSG_RESULT([yes]) + AC_DEFINE([NEED_XIPROTO_H_FOR_XREPLY], 1, + [Define if <X11/extensions/XIproto.h> needed for xReply])], + [AC_MSG_RESULT([unknown]) + AC_MSG_ERROR([xReply type unavailable. X11 is too old])])]) + + # Check for XConvertCase, XInternAtoms (X11R6 specific) + + AC_CHECK_FUNCS(XConvertCase XInternAtoms) + + # Generic X11R6 check needed for XIM support; we could + # probably use this to replace the above, but we'll + # leave the separate checks for XConvertCase and XInternAtoms + # for clarity + + have_x11r6=false + AC_CHECK_FUNC(XAddConnectionWatch, + have_x11r6=true) + + if $have_x11r6; then + AC_DEFINE(HAVE_X11R6, 1, [Define if we have X11R6]) + fi + AM_CONDITIONAL(HAVE_X11R6, $have_x11r6) + + # Check for XKB support. + + if test "x$enable_xkb" = "xyes"; then + AC_MSG_WARN(XKB support explicitly enabled) + AC_DEFINE(HAVE_XKB, 1, [Define to use XKB extension]) + elif test "x$enable_xkb" = "xmaybe"; then + AC_CHECK_FUNC(XkbQueryExtension, + AC_DEFINE(HAVE_XKB, 1, [Define to use XKB extension])) + else + AC_MSG_WARN(XKB support explicitly disabled) + fi + + # Check for shaped window extension + + AC_CHECK_FUNC(XShapeCombineMask, :, + [AC_MSG_ERROR([Shape extension not found, check your development headers])]) + + # X SYNC check + gtk_save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS $x_cflags" + + AC_CHECK_FUNC(XSyncQueryExtension, + [AC_CHECK_HEADER(X11/extensions/sync.h, + AC_DEFINE(HAVE_XSYNC, 1, [Have the SYNC extension library]), + :, [#include <X11/Xlib.h>])]) + + CFLAGS="$gtk_save_CFLAGS" + + if test "x$enable_xinerama" = "xyes"; then + # Check for Xinerama extension (Solaris impl or Xfree impl) + gtk_save_cppflags="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $x_cflags" + + # Check for XFree + AC_MSG_CHECKING(for Xinerama support on XFree86) + + have_xfree_xinerama=false + if $PKG_CONFIG --exists xinerama ; then + have_xfree_xinerama=true + X_PACKAGES="$X_PACKAGES xinerama" + else + AC_CHECK_LIB(Xinerama, XineramaQueryExtension, + [AC_CHECK_HEADER(X11/extensions/Xinerama.h, + [GTK_ADD_LIB(x_extra_libs,Xinerama) + have_xfree_xinerama=true], :, + [#include <X11/Xlib.h>])]) + fi + + if $have_xfree_xinerama ; then + AC_DEFINE(HAVE_XFREE_XINERAMA, 1, + [Define to 1 if XFree Xinerama is available]) + AC_DEFINE(HAVE_XINERAMA, 1, + [Define to 1 is Xinerama is available]) + AC_MSG_RESULT(yes) + else + AC_MSG_RESULT(no) + + case "$host" in + *-*-solaris*) + # Check for solaris + AC_MSG_CHECKING(for Xinerama support on Solaris) + + have_solaris_xinerama=false + AC_CHECK_FUNC(XineramaGetInfo, + [AC_CHECK_HEADER(X11/extensions/xinerama.h, + [have_solaris_xinerama=true], :, + [#include <X11/Xlib.h>])]) + + if $have_solaris_xinerama ; then + AC_DEFINE(HAVE_SOLARIS_XINERAMA, 1, + [Define to 1 if solaris xinerama is available]) + AC_DEFINE(HAVE_XINERAMA, 1, + [Define to 1 if xinerama is available]) + AC_MSG_RESULT(yes) + else + AC_MSG_RESULT(no) + fi + ;; + *) + ;; + esac + fi + fi + + AC_DEFINE(XINPUT_NONE, 1, [Define to 1 if no XInput should be used]) + AM_CONDITIONAL(XINPUT_XFREE, false) + AM_CONDITIONAL(XINPUT_2, false) + + # Check for the RANDR extension + if $PKG_CONFIG --exists "xrandr >= 1.2.99" ; then + AC_DEFINE(HAVE_RANDR, 1, [Have the Xrandr extension library]) + + X_PACKAGES="$X_PACKAGES xrandr" + fi + + # Checks for Xcursor library + + if $PKG_CONFIG --exists xcursor ; then + AC_DEFINE(HAVE_XCURSOR, 1, [Have the Xcursor library]) + + X_PACKAGES="$X_PACKAGES xcursor" + fi + + # Checks for XFixes extension + + if $PKG_CONFIG --exists xfixes ; then + AC_DEFINE(HAVE_XFIXES, 1, [Have the XFIXES X extension]) + + X_PACKAGES="$X_PACKAGES xfixes" + GTK_PACKAGES_FOR_X="$GTK_PACKAGES_FOR_X xfixes" + fi + + # Checks for Xcomposite extension + + if $PKG_CONFIG --exists xcomposite ; then + AC_DEFINE(HAVE_XCOMPOSITE, 1, [Have the XCOMPOSITE X extension]) + + X_PACKAGES="$X_PACKAGES xcomposite" + GTK_PACKAGES_FOR_X="$GTK_PACKAGES_FOR_X xcomposite" + fi + + # Checks for Xdamage extension + + if $PKG_CONFIG --exists xdamage ; then + AC_DEFINE(HAVE_XDAMAGE, 1, [Have the XDAMAGE X extension]) + + X_PACKAGES="$X_PACKAGES xdamage" + GTK_PACKAGES_FOR_X="$GTK_PACKAGES_FOR_X xdamage" + fi + + if $have_base_x_pc ; then + GDK_EXTRA_LIBS="$x_extra_libs" + else + GDK_EXTRA_LIBS="$X_LIBS $x_extra_libs -lXext -lX11 $GDK_EXTRA_LIBS" + fi + + CPPFLAGS="$gtk_save_cppflags" + LIBS="$gtk_save_libs" + + AM_CONDITIONAL(USE_X11, true) +else + XPACKAGES= + + AM_CONDITIONAL(XINPUT_XFREE, false) + AM_CONDITIONAL(XINPUT_2, false) + AM_CONDITIONAL(USE_X11, false) + AM_CONDITIONAL(HAVE_X11R6, false) +fi + # Check for Pango flags if test "x$gdktarget" = "xwin32"; then @@ -1223,10 +1470,10 @@ CFLAGS="$saved_cflags" LDFLAGS="$saved_ldflags" # Pull in gio-unix for GDesktopAppInfo usage, see at least gdkapplaunchcontext-x11.c -if test "x$gdktarget" = "xx11"; then - GDK_PACKAGES="$PANGO_PACKAGES gio-unix-2.0 $X_PACKAGES gdk-pixbuf-2.0 cairo-$cairo_backend cairo-gobject" +if test "x$gdktarget" = "xx11" || test "x$gdktarget" = "xbroadway" ; then + GDK_PACKAGES="$PANGO_PACKAGES gio-unix-2.0 $X_PACKAGES gdk-pixbuf-2.0 $cairo_backend cairo-gobject" else - GDK_PACKAGES="$PANGO_PACKAGES gio-2.0 gdk-pixbuf-2.0 cairo-$cairo_backend cairo-gobject" + GDK_PACKAGES="$PANGO_PACKAGES gio-2.0 gdk-pixbuf-2.0 $cairo_backend cairo-gobject" fi GDK_DEP_LIBS="$GDK_EXTRA_LIBS `$PKG_CONFIG --libs $GDK_PACKAGES`" @@ -1584,6 +1831,9 @@ elif test "x$gdktarget" = "xwin32" ; then elif test "x$gdktarget" = "xquartz" ; then gdk_windowing=' #define GDK_WINDOWING_QUARTZ' +elif test "x$gdktarget" = "xbroadway" ; then + gdk_windowing=' +#define GDK_WINDOWING_BROADWAY' fi if test x$gdk_wchar_h = xyes; then @@ -1653,6 +1903,7 @@ build/Makefile build/win32/Makefile build/win32/vs9/Makefile gdk/Makefile +gdk/broadway/Makefile gdk/x11/Makefile gdk/win32/Makefile gdk/win32/rc/Makefile diff --git a/gdk/Makefile.am b/gdk/Makefile.am index 9a48fe8042..f222a96315 100644 --- a/gdk/Makefile.am +++ b/gdk/Makefile.am @@ -9,7 +9,7 @@ INTROSPECTION_COMPILER_ARGS = \ --includedir=. SUBDIRS = $(gdktarget) . tests -DIST_SUBDIRS = win32 x11 quartz tests +DIST_SUBDIRS = win32 x11 quartz broadway tests CLEANFILES = @@ -158,6 +158,10 @@ common_sources = \ gdkmarshalers.c \ gdkmarshalers.h +libgdk_broadway_3_0_la_SOURCES = $(common_sources) +libgdk_broadway_3_0_la_LIBADD = broadway/libgdk-broadway.la $(GDK_DEP_LIBS) +libgdk_broadway_3_0_la_LDFLAGS = $(LDADD) + libgdk_x11_3_0_la_SOURCES = $(common_sources) libgdk_x11_3_0_la_LIBADD = x11/libgdk-x11.la $(GDK_DEP_LIBS) libgdk_x11_3_0_la_LDFLAGS = $(LDADD) @@ -288,7 +292,7 @@ endif lib_LTLIBRARIES = $(gdktargetlib) -EXTRA_LTLIBRARIES = libgdk-x11-3.0.la libgdk-win32-3.0.la libgdk-quartz-3.0.la +EXTRA_LTLIBRARIES = libgdk-broadway-3.0.la libgdk-x11-3.0.la libgdk-win32-3.0.la libgdk-quartz-3.0.la MAINTAINERCLEANFILES = $(gdk_built_sources) stamp-gdkenumtypes.h EXTRA_DIST += $(gdk_built_sources) diff --git a/gdk/broadway/Makefile.am b/gdk/broadway/Makefile.am new file mode 100644 index 0000000000..e61e92b64f --- /dev/null +++ b/gdk/broadway/Makefile.am @@ -0,0 +1,71 @@ +## Process this file with automake to produce Makefile.in +include $(top_srcdir)/Makefile.decl + +libgdkincludedir = $(includedir)/gtk-3.0/gdk + +INCLUDES = \ + -DG_LOG_DOMAIN=\"Gdk\" \ + -DGDK_COMPILATION \ + -I$(top_srcdir) \ + -I$(top_srcdir)/gdk \ + -I$(top_builddir)/gdk \ + $(GTK_DEBUG_FLAGS) \ + $(GDK_DEP_CFLAGS) + +LDADDS = $(GDK_DEP_LIBS) + +noinst_LTLIBRARIES = libgdk-broadway.la + +libgdk_broadway_la_SOURCES = \ + MwmUtil.h \ + gdkapplaunchcontext-broadway.c \ + gdkasync.c \ + gdkasync.h \ + gdkcursor-broadway.c \ + gdkdevice-broadway.h \ + gdkdevice-broadway.c \ + gdkdevicemanager-broadway.h \ + gdkdevicemanager-broadway.c \ + gdkdisplay-broadway.c \ + gdkdisplay-broadway.h \ + gdkdnd-broadway.c \ + gdkdrawable-broadway.c \ + gdkdrawable-broadway.h \ + gdkeventsource.c \ + gdkeventsource.h \ + gdkeventtranslator.c \ + gdkeventtranslator.h \ + gdkgeometry-broadway.c \ + gdkglobals-broadway.c \ + gdkim-broadway.c \ + gdkinput.c \ + gdkkeys-broadway.c \ + gdkmain-broadway.c \ + gdkproperty-broadway.c \ + gdkscreen-broadway.c \ + gdkscreen-broadway.h \ + gdkselection-broadway.c \ + gdkspawn-broadway.c \ + gdktestutils-broadway.c \ + gdkvisual-broadway.c \ + gdkwindow-broadway.c \ + gdkwindow-broadway.h \ + gdkxftdefaults.c \ + gdkxid.c \ + gdkx.h \ + gdkprivate-broadway.h \ + xsettings-client.h \ + xsettings-client.c \ + xsettings-common.h \ + xsettings-common.c + +libgdkinclude_HEADERS = \ + gdkx.h + + +# We need to include all these C files here since the conditionals +# don't seem to be correctly expanded for the dist files. +EXTRA_DIST += \ + gdksettings.c + +-include $(top_srcdir)/git.mk diff --git a/gdk/broadway/MwmUtil.h b/gdk/broadway/MwmUtil.h new file mode 100644 index 0000000000..7d4c5bc645 --- /dev/null +++ b/gdk/broadway/MwmUtil.h @@ -0,0 +1,136 @@ +/** + * + * $Id$ + * + * Copyright (C) 1995 Free Software Foundation, Inc. + * + * This file is part of the GNU LessTif Library. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + * + * + * * Feb 21 1999 - George Lebl (jirka@5z.com) + * Owen Taylor (otaylor@redhat.com) + * + * Modified so that the MotifWmHints structure defined here + * is suitable for client side use on 64-bit architectures. + * X expects fields with a format of 32 to be longs, even + * when sizeof(long) == 8. + **/ + +#ifndef MWMUTIL_H_INCLUDED +#define MWMUTIL_H_INCLUDED + +#include <X11/Xmd.h> + +G_BEGIN_DECLS + +typedef struct { + unsigned long flags; + unsigned long functions; + unsigned long decorations; + long input_mode; + unsigned long status; +} MotifWmHints, MwmHints; + +#define MWM_HINTS_FUNCTIONS (1L << 0) +#define MWM_HINTS_DECORATIONS (1L << 1) +#define MWM_HINTS_INPUT_MODE (1L << 2) +#define MWM_HINTS_STATUS (1L << 3) + +#define MWM_FUNC_ALL (1L << 0) +#define MWM_FUNC_RESIZE (1L << 1) +#define MWM_FUNC_MOVE (1L << 2) +#define MWM_FUNC_MINIMIZE (1L << 3) +#define MWM_FUNC_MAXIMIZE (1L << 4) +#define MWM_FUNC_CLOSE (1L << 5) + +#define MWM_DECOR_ALL (1L << 0) +#define MWM_DECOR_BORDER (1L << 1) +#define MWM_DECOR_RESIZEH (1L << 2) +#define MWM_DECOR_TITLE (1L << 3) +#define MWM_DECOR_MENU (1L << 4) +#define MWM_DECOR_MINIMIZE (1L << 5) +#define MWM_DECOR_MAXIMIZE (1L << 6) + +#define MWM_INPUT_MODELESS 0 +#define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1 +#define MWM_INPUT_SYSTEM_MODAL 2 +#define MWM_INPUT_FULL_APPLICATION_MODAL 3 +#define MWM_INPUT_APPLICATION_MODAL MWM_INPUT_PRIMARY_APPLICATION_MODAL + +#define MWM_TEAROFF_WINDOW (1L<<0) + +/* + * atoms + */ +#define _XA_MOTIF_BINDINGS "_MOTIF_BINDINGS" +#define _XA_MOTIF_WM_HINTS "_MOTIF_WM_HINTS" +#define _XA_MOTIF_WM_MESSAGES "_MOTIF_WM_MESSAGES" +#define _XA_MOTIF_WM_OFFSET "_MOTIF_WM_OFFSET" +#define _XA_MOTIF_WM_MENU "_MOTIF_WM_MENU" +#define _XA_MOTIF_WM_INFO "_MOTIF_WM_INFO" +#define _XA_MWM_HINTS _XA_MOTIF_WM_HINTS +#define _XA_MWM_MESSAGES _XA_MOTIF_WM_MESSAGES +#define _XA_MWM_MENU _XA_MOTIF_WM_MENU +#define _XA_MWM_INFO _XA_MOTIF_WM_INFO + + +/* + * _MWM_INFO property + */ +typedef struct { + long flags; + Window wm_window; +} MotifWmInfo; + +typedef MotifWmInfo MwmInfo; + +#define MWM_INFO_STARTUP_STANDARD (1L<<0) +#define MWM_INFO_STARTUP_CUSTOM (1L<<1) + +/* + * _MWM_HINTS property + */ +typedef struct { + unsigned long flags; + unsigned long functions; + unsigned long decorations; + long inputMode; + unsigned long status; +} PropMotifWmHints; + +typedef PropMotifWmHints PropMwmHints; + +#define PROP_MOTIF_WM_HINTS_ELEMENTS 5 +#define PROP_MWM_HINTS_ELEMENTS PROP_MOTIF_WM_HINTS_ELEMENTS + +/* + * _MWM_INFO property, slight return + */ +typedef struct { + unsigned long flags; + unsigned long wmWindow; +} PropMotifWmInfo; + +typedef PropMotifWmInfo PropMwmInfo; + +#define PROP_MOTIF_WM_INFO_ELEMENTS 2 +#define PROP_MWM_INFO_ELEMENTS PROP_MOTIF_WM_INFO_ELEMENTS + +G_END_DECLS + +#endif /* MWMUTIL_H_INCLUDED */ diff --git a/gdk/broadway/gdkapplaunchcontext-broadway.c b/gdk/broadway/gdkapplaunchcontext-broadway.c new file mode 100644 index 0000000000..df3781edbb --- /dev/null +++ b/gdk/broadway/gdkapplaunchcontext-broadway.c @@ -0,0 +1,440 @@ +/* gdkapplaunchcontext-x11.c - Gtk+ implementation for GAppLaunchContext + + Copyright (C) 2007 Red Hat, Inc. + + The Gnome Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The Gnome Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the Gnome Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + + Author: Alexander Larsson <alexl@redhat.com> +*/ + +#include "config.h" + +#include "gdkapplaunchcontext.h" + +#include "gdkx.h" +#include "gdkscreen.h" +#include "gdkinternals.h" +#include "gdkintl.h" + +#include <glib.h> +#include <gio/gdesktopappinfo.h> + +#include <string.h> +#include <unistd.h> + +static char * +get_display_name (GFile *file) +{ + GFileInfo *info; + char *name, *tmp; + + /* This does sync I/O, which isn't ideal. + * It should probably use the NautilusFile machinery + */ + + name = NULL; + info = g_file_query_info (file, + G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME, 0, NULL, NULL); + if (info) + { + name = g_strdup (g_file_info_get_display_name (info)); + g_object_unref (info); + } + + if (name == NULL) + { + name = g_file_get_basename (file); + if (!g_utf8_validate (name, -1, NULL)) + { + tmp = name; + name = + g_uri_escape_string (name, G_URI_RESERVED_CHARS_ALLOWED_IN_PATH, + TRUE); + g_free (tmp); + } + } + + return name; +} + +static GIcon * +get_icon (GFile *file) +{ + GFileInfo *info; + GIcon *icon; + + icon = NULL; + info = g_file_query_info (file, G_FILE_ATTRIBUTE_STANDARD_ICON, 0, NULL, NULL); + if (info) + { + icon = g_file_info_get_icon (info); + if (icon) + g_object_ref (icon); + g_object_unref (info); + } + + return icon; +} + +static char * +gicon_to_string (GIcon *icon) +{ + GFile *file; + const char *const *names; + + if (G_IS_FILE_ICON (icon)) + { + file = g_file_icon_get_file (G_FILE_ICON (icon)); + if (file) + return g_file_get_path (file); + } + else if (G_IS_THEMED_ICON (icon)) + { + names = g_themed_icon_get_names (G_THEMED_ICON (icon)); + if (names) + return g_strdup (names[0]); + } + else if (G_IS_EMBLEMED_ICON (icon)) + { + GIcon *base; + + base = g_emblemed_icon_get_icon (G_EMBLEMED_ICON (icon)); + + return gicon_to_string (base); + } + + return NULL; +} + +static void +end_startup_notification (GdkDisplay *display, + const char *startup_id) +{ + gdk_x11_display_broadcast_startup_message (display, "remove", + "ID", startup_id, + NULL); +} + + +/* This should be fairly long, as it's confusing to users if a startup + * ends when it shouldn't (it appears that the startup failed, and + * they have to relaunch the app). Also the timeout only matters when + * there are bugs and apps don't end their own startup sequence. + * + * This timeout is a "last resort" timeout that ignores whether the + * startup sequence has shown activity or not. Metacity and the + * tasklist have smarter, and correspondingly able-to-be-shorter + * timeouts. The reason our timeout is dumb is that we don't monitor + * the sequence (don't use an SnMonitorContext) + */ +#define STARTUP_TIMEOUT_LENGTH_SECONDS 30 +#define STARTUP_TIMEOUT_LENGTH (STARTUP_TIMEOUT_LENGTH_SECONDS * 1000) + +typedef struct +{ + GdkDisplay *display; + char *startup_id; + GTimeVal time; +} StartupNotificationData; + +static void +free_startup_notification_data (gpointer data) +{ + StartupNotificationData *sn_data = data; + + g_object_unref (sn_data->display); + g_free (sn_data->startup_id); + g_free (sn_data); +} + +typedef struct +{ + GSList *contexts; + guint timeout_id; +} StartupTimeoutData; + +static void +free_startup_timeout (void *data) +{ + StartupTimeoutData *std; + + std = data; + + g_slist_foreach (std->contexts, (GFunc) free_startup_notification_data, NULL); + g_slist_free (std->contexts); + + if (std->timeout_id != 0) + { + g_source_remove (std->timeout_id); + std->timeout_id = 0; + } + + g_free (std); +} + +static gboolean +startup_timeout (void *data) +{ + StartupTimeoutData *std; + GSList *tmp; + GTimeVal now; + int min_timeout; + + std = data; + + min_timeout = STARTUP_TIMEOUT_LENGTH; + + g_get_current_time (&now); + + tmp = std->contexts; + while (tmp != NULL) + { + StartupNotificationData *sn_data; + GSList *next; + double elapsed; + + sn_data = tmp->data; + next = tmp->next; + + elapsed = + ((((double) now.tv_sec - sn_data->time.tv_sec) * G_USEC_PER_SEC + + (now.tv_usec - sn_data->time.tv_usec))) / 1000.0; + + if (elapsed >= STARTUP_TIMEOUT_LENGTH) + { + std->contexts = g_slist_remove (std->contexts, sn_data); + end_startup_notification (sn_data->display, sn_data->startup_id); + free_startup_notification_data (sn_data); + } + else + { + min_timeout = MIN (min_timeout, (STARTUP_TIMEOUT_LENGTH - elapsed)); + } + + tmp = next; + } + + if (std->contexts == NULL) + std->timeout_id = 0; + else + std->timeout_id = g_timeout_add_seconds ((min_timeout + 500)/1000, startup_timeout, std); + + /* always remove this one, but we may have reinstalled another one. */ + return FALSE; +} + + +static void +add_startup_timeout (GdkScreen *screen, + const char *startup_id) +{ + StartupTimeoutData *data; + StartupNotificationData *sn_data; + + data = g_object_get_data (G_OBJECT (screen), "appinfo-startup-data"); + + if (data == NULL) + { + data = g_new (StartupTimeoutData, 1); + data->contexts = NULL; + data->timeout_id = 0; + + g_object_set_data_full (G_OBJECT (screen), "appinfo-startup-data", + data, free_startup_timeout); + } + + sn_data = g_new (StartupNotificationData, 1); + sn_data->display = g_object_ref (gdk_screen_get_display (screen)); + sn_data->startup_id = g_strdup (startup_id); + g_get_current_time (&sn_data->time); + + data->contexts = g_slist_prepend (data->contexts, sn_data); + + if (data->timeout_id == 0) + data->timeout_id = g_timeout_add_seconds (STARTUP_TIMEOUT_LENGTH_SECONDS, + startup_timeout, data); +} + + +char * +_gdk_windowing_get_startup_notify_id (GAppLaunchContext *context, + GAppInfo *info, + GList *files) +{ + static int sequence = 0; + GdkAppLaunchContextPrivate *priv; + GdkDisplay *display; + GdkScreen *screen; + int files_count; + char *description; + char *icon_name; + const char *binary_name; + const char *application_id; + char *screen_str; + char *workspace_str; + GIcon *icon; + guint32 timestamp; + char *startup_id; + + priv = GDK_APP_LAUNCH_CONTEXT (context)->priv; + + if (priv->screen) + { + screen = priv->screen; + display = gdk_screen_get_display (priv->screen); + } + else if (priv->display) + { + display = priv->display; + screen = gdk_display_get_default_screen (display); + } + else + { + display = gdk_display_get_default (); + screen = gdk_display_get_default_screen (display); + } + + files_count = g_list_length (files); + if (files_count == 0) + description = g_strdup_printf (_("Starting %s"), g_app_info_get_name (info)); + else if (files_count == 1) + { + gchar *display_name = get_display_name (files->data); + description = g_strdup_printf (_("Opening %s"), display_name); + g_free (display_name); + } + else + description = g_strdup_printf (g_dngettext (GETTEXT_PACKAGE, + "Opening %d Item", + "Opening %d Items", + files_count), files_count); + + icon_name = NULL; + if (priv->icon_name) + icon_name = g_strdup (priv->icon_name); + else + { + icon = NULL; + + if (priv->icon != NULL) + icon = g_object_ref (priv->icon); + else if (files_count == 1) + icon = get_icon (files->data); + + if (icon == NULL) + { + icon = g_app_info_get_icon (info); + g_object_ref (icon); + } + + if (icon) + icon_name = gicon_to_string (icon); + + g_object_unref (icon); + } + + binary_name = g_app_info_get_executable (info); + + timestamp = priv->timestamp; + if (timestamp == GDK_CURRENT_TIME) + timestamp = gdk_x11_display_get_user_time (display); + + screen_str = g_strdup_printf ("%d", gdk_screen_get_number (screen)); + if (priv->workspace > -1) + workspace_str = g_strdup_printf ("%d", priv->workspace); + else + workspace_str = NULL; + + if (G_IS_DESKTOP_APP_INFO (info)) + application_id = g_desktop_app_info_get_filename (G_DESKTOP_APP_INFO (info)); + else + application_id = NULL; + + startup_id = g_strdup_printf ("%s-%lu-%s-%s-%d_TIME%lu", + g_get_prgname (), + (unsigned long)getpid (), + g_get_host_name (), + binary_name, + sequence++, + (unsigned long)timestamp); + + + gdk_x11_display_broadcast_startup_message (display, "new", + "ID", startup_id, + "NAME", g_app_info_get_name (info), + "SCREEN", screen_str, + "BIN", binary_name, + "ICON", icon_name, + "DESKTOP", workspace_str, + "DESCRIPTION", description, + "WMCLASS", NULL, /* FIXME */ + "APPLICATION_ID", application_id, + NULL); + + g_free (description); + g_free (screen_str); + g_free (workspace_str); + g_free (icon_name); + + add_startup_timeout (screen, startup_id); + + return startup_id; +} + + +void +_gdk_windowing_launch_failed (GAppLaunchContext *context, + const char *startup_notify_id) +{ + GdkAppLaunchContextPrivate *priv; + GdkScreen *screen; + StartupTimeoutData *data; + StartupNotificationData *sn_data; + GSList *l; + + priv = GDK_APP_LAUNCH_CONTEXT (context)->priv; + + if (priv->screen) + screen = priv->screen; + else if (priv->display) + screen = gdk_display_get_default_screen (priv->display); + else + screen = gdk_display_get_default_screen (gdk_display_get_default ()); + + data = g_object_get_data (G_OBJECT (screen), "appinfo-startup-data"); + + if (data) + { + for (l = data->contexts; l != NULL; l = l->next) + { + sn_data = l->data; + if (strcmp (startup_notify_id, sn_data->startup_id) == 0) + { + data->contexts = g_slist_remove (data->contexts, sn_data); + end_startup_notification (sn_data->display, sn_data->startup_id); + free_startup_notification_data (sn_data); + + break; + } + } + + if (data->contexts == NULL) + { + g_source_remove (data->timeout_id); + data->timeout_id = 0; + } + } +} diff --git a/gdk/broadway/gdkasync.c b/gdk/broadway/gdkasync.c new file mode 100644 index 0000000000..2f591b0906 --- /dev/null +++ b/gdk/broadway/gdkasync.c @@ -0,0 +1,845 @@ +/* GTK - The GIMP Toolkit + * gdkasync.c: Utility functions using the Xlib asynchronous interfaces + * Copyright (C) 2003, Red Hat, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ +/* Portions of code in this file are based on code from Xlib + */ +/* +Copyright 1986, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + +*/ +#include "config.h" + +#include "gdkasync.h" +#include "gdkx.h" + +#ifdef NEED_XIPROTO_H_FOR_XREPLY +#include <X11/extensions/XIproto.h> +#endif + +#include <X11/Xlibint.h> + + +typedef struct _ChildInfoChildState ChildInfoChildState; +typedef struct _ChildInfoState ChildInfoState; +typedef struct _ListChildrenState ListChildrenState; +typedef struct _SendEventState SendEventState; +typedef struct _SetInputFocusState SetInputFocusState; +typedef struct _RoundtripState RoundtripState; + +typedef enum { + CHILD_INFO_GET_PROPERTY, + CHILD_INFO_GET_WA, + CHILD_INFO_GET_GEOMETRY +} ChildInfoReq; + +struct _ChildInfoChildState +{ + gulong seq[3]; +}; + +struct _ChildInfoState +{ + gboolean get_wm_state; + Window *children; + guint nchildren; + GdkChildInfoX11 *child_info; + ChildInfoChildState *child_states; + + guint current_child; + guint n_children_found; + gint current_request; + gboolean have_error; + gboolean child_has_error; +}; + +struct _ListChildrenState +{ + Display *dpy; + gulong get_property_req; + gboolean have_error; + gboolean has_wm_state; +}; + +struct _SendEventState +{ + Display *dpy; + Window window; + _XAsyncHandler async; + gulong send_event_req; + gulong get_input_focus_req; + gboolean have_error; + GdkSendXEventCallback callback; + gpointer data; +}; + +struct _SetInputFocusState +{ + Display *dpy; + _XAsyncHandler async; + gulong set_input_focus_req; + gulong get_input_focus_req; +}; + +struct _RoundtripState +{ + Display *dpy; + _XAsyncHandler async; + gulong get_input_focus_req; + GdkDisplay *display; + GdkRoundTripCallback callback; + gpointer data; +}; + +static gboolean +callback_idle (gpointer data) +{ + SendEventState *state = (SendEventState *)data; + + state->callback (state->window, !state->have_error, state->data); + + g_free (state); + + return FALSE; +} + +static Bool +send_event_handler (Display *dpy, + xReply *rep, + char *buf, + int len, + XPointer data) +{ + SendEventState *state = (SendEventState *)data; + + if (dpy->last_request_read == state->send_event_req) + { + if (rep->generic.type == X_Error && + rep->error.errorCode == BadWindow) + { + state->have_error = TRUE; + return True; + } + } + else if (dpy->last_request_read == state->get_input_focus_req) + { + xGetInputFocusReply replbuf; + xGetInputFocusReply *repl; + + if (rep->generic.type != X_Error) + { + /* Actually does nothing, since there are no additional bytes + * to read, but maintain good form. + */ + repl = (xGetInputFocusReply *) + _XGetAsyncReply(dpy, (char *)&replbuf, rep, buf, len, + (sizeof(xGetInputFocusReply) - sizeof(xReply)) >> 2, + True); + } + + if (state->callback) + gdk_threads_add_idle (callback_idle, state); + + DeqAsyncHandler(state->dpy, &state->async); + + return (rep->generic.type != X_Error); + } + + return False; +} + +static void +client_message_to_wire (XClientMessageEvent *ev, + xEvent *event) +{ + int i; + event->u.clientMessage.window = ev->window; + event->u.u.type = ev->type; + event->u.u.detail = ev->format; + switch (ev->format) + { + case 8: + event->u.clientMessage.u.b.type = ev->message_type; + for (i = 0; i < 20; i++) + event->u.clientMessage.u.b.bytes[i] = ev->data.b[i]; + break; + case 16: + event->u.clientMessage.u.s.type = ev->message_type; + event->u.clientMessage.u.s.shorts0 = ev->data.s[0]; + event->u.clientMessage.u.s.shorts1 = ev->data.s[1]; + event->u.clientMessage.u.s.shorts2 = ev->data.s[2]; + event->u.clientMessage.u.s.shorts3 = ev->data.s[3]; + event->u.clientMessage.u.s.shorts4 = ev->data.s[4]; + event->u.clientMessage.u.s.shorts5 = ev->data.s[5]; + event->u.clientMessage.u.s.shorts6 = ev->data.s[6]; + event->u.clientMessage.u.s.shorts7 = ev->data.s[7]; + event->u.clientMessage.u.s.shorts8 = ev->data.s[8]; + event->u.clientMessage.u.s.shorts9 = ev->data.s[9]; + break; + case 32: + event->u.clientMessage.u.l.type = ev->message_type; + event->u.clientMessage.u.l.longs0 = ev->data.l[0]; + event->u.clientMessage.u.l.longs1 = ev->data.l[1]; + event->u.clientMessage.u.l.longs2 = ev->data.l[2]; + event->u.clientMessage.u.l.longs3 = ev->data.l[3]; + event->u.clientMessage.u.l.longs4 = ev->data.l[4]; + break; + default: + /* client passing bogus data, let server complain */ + break; + } +} + +void +_gdk_x11_send_client_message_async (GdkDisplay *display, + Window window, + gboolean propagate, + glong event_mask, + XClientMessageEvent *event_send, + GdkSendXEventCallback callback, + gpointer data) +{ + Display *dpy; + SendEventState *state; + + dpy = GDK_DISPLAY_XDISPLAY (display); + + state = g_new (SendEventState, 1); + + state->dpy = dpy; + state->window = window; + state->callback = callback; + state->data = data; + state->have_error = FALSE; + + LockDisplay(dpy); + + state->async.next = dpy->async_handlers; + state->async.handler = send_event_handler; + state->async.data = (XPointer) state; + dpy->async_handlers = &state->async; + + { + register xSendEventReq *req; + xEvent ev; + + client_message_to_wire (event_send, &ev); + + GetReq(SendEvent, req); + req->destination = window; + req->propagate = propagate; + req->eventMask = event_mask; + /* gross, matches Xproto.h */ +#ifdef WORD64 + memcpy ((char *) req->eventdata, (char *) &ev, SIZEOF(xEvent)); +#else + memcpy ((char *) &req->event, (char *) &ev, SIZEOF(xEvent)); +#endif + + state->send_event_req = dpy->request; + } + + /* + * XSync (dpy, 0) + */ + { + xReq *req; + + GetEmptyReq(GetInputFocus, req); + state->get_input_focus_req = dpy->request; + } + + UnlockDisplay(dpy); + SyncHandle(); +} + +static Bool +set_input_focus_handler (Display *dpy, + xReply *rep, + char *buf, + int len, + XPointer data) +{ + SetInputFocusState *state = (SetInputFocusState *)data; + + if (dpy->last_request_read == state->set_input_focus_req) + { + if (rep->generic.type == X_Error && + rep->error.errorCode == BadMatch) + { + /* Consume BadMatch errors, since we have no control + * over them. + */ + return True; + } + } + + if (dpy->last_request_read == state->get_input_focus_req) + { + xGetInputFocusReply replbuf; + xGetInputFocusReply *repl; + + if (rep->generic.type != X_Error) + { + /* Actually does nothing, since there are no additional bytes + * to read, but maintain good form. + */ + repl = (xGetInputFocusReply *) + _XGetAsyncReply(dpy, (char *)&replbuf, rep, buf, len, + (sizeof(xGetInputFocusReply) - sizeof(xReply)) >> 2, + True); + } + + DeqAsyncHandler(state->dpy, &state->async); + + g_free (state); + + return (rep->generic.type != X_Error); + } + + return False; +} + +void +_gdk_x11_set_input_focus_safe (GdkDisplay *display, + Window window, + int revert_to, + Time time) +{ + Display *dpy; + SetInputFocusState *state; + + dpy = GDK_DISPLAY_XDISPLAY (display); + + state = g_new (SetInputFocusState, 1); + + state->dpy = dpy; + + LockDisplay(dpy); + + state->async.next = dpy->async_handlers; + state->async.handler = set_input_focus_handler; + state->async.data = (XPointer) state; + dpy->async_handlers = &state->async; + + { + xSetInputFocusReq *req; + + GetReq(SetInputFocus, req); + req->focus = window; + req->revertTo = revert_to; + req->time = time; + state->set_input_focus_req = dpy->request; + } + + /* + * XSync (dpy, 0) + */ + { + xReq *req; + + GetEmptyReq(GetInputFocus, req); + state->get_input_focus_req = dpy->request; + } + + UnlockDisplay(dpy); + SyncHandle(); +} + +static Bool +list_children_handler (Display *dpy, + xReply *rep, + char *buf, + int len, + XPointer data) +{ + ListChildrenState *state = (ListChildrenState *)data; + + if (dpy->last_request_read != state->get_property_req) + return False; + + if (rep->generic.type == X_Error) + { + state->have_error = TRUE; + return False; + } + else + { + xGetPropertyReply replbuf; + xGetPropertyReply *repl; + + repl = (xGetPropertyReply *) + _XGetAsyncReply(dpy, (char *)&replbuf, rep, buf, len, + (sizeof(xGetPropertyReply) - sizeof(xReply)) >> 2, + True); + + state->has_wm_state = repl->propertyType != None; + /* Since we called GetProperty with longLength of 0, we don't + * have to worry about consuming the property data that would + * normally follow after the reply + */ + + return True; + } +} + +static gboolean +list_children_and_wm_state (Display *dpy, + Window w, + Atom wm_state_atom, + gboolean *has_wm_state, + Window **children, + unsigned int *nchildren) +{ + ListChildrenState state; + _XAsyncHandler async; + long nbytes; + xQueryTreeReply rep; + register xResourceReq *req; + xGetPropertyReq *prop_req; + + LockDisplay(dpy); + + *children = NULL; + *nchildren = 0; + *has_wm_state = FALSE; + + state.have_error = FALSE; + state.has_wm_state = FALSE; + + if (wm_state_atom) + { + async.next = dpy->async_handlers; + async.handler = list_children_handler; + async.data = (XPointer) &state; + dpy->async_handlers = &async; + + GetReq (GetProperty, prop_req); + prop_req->window = w; + prop_req->property = wm_state_atom; + prop_req->type = AnyPropertyType; + prop_req->delete = False; + prop_req->longOffset = 0; + prop_req->longLength = 0; + + state.get_property_req = dpy->request; + } + + GetResReq(QueryTree, w, req); + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) + { + state.have_error = TRUE; + goto out; + } + + if (rep.nChildren != 0) + { + nbytes = rep.nChildren << 2; + if (state.have_error) + { + _XEatData(dpy, (unsigned long) nbytes); + goto out; + } + *children = g_new (Window, rep.nChildren); + _XRead32 (dpy, (long *) *children, nbytes); + } + + *nchildren = rep.nChildren; + *has_wm_state = state.has_wm_state; + + out: + if (wm_state_atom) + DeqAsyncHandler(dpy, &async); + UnlockDisplay(dpy); + SyncHandle(); + + return !state.have_error; +} + +static void +handle_get_wa_reply (Display *dpy, + ChildInfoState *state, + xGetWindowAttributesReply *repl) +{ + GdkChildInfoX11 *child = &state->child_info[state->n_children_found]; + child->is_mapped = repl->mapState != IsUnmapped; + child->window_class = repl->class; +} + +static void +handle_get_geometry_reply (Display *dpy, + ChildInfoState *state, + xGetGeometryReply *repl) +{ + GdkChildInfoX11 *child = &state->child_info[state->n_children_found]; + + child->x = cvtINT16toInt (repl->x); + child->y = cvtINT16toInt (repl->y); + child->width = repl->width; + child->height = repl->height; +} + +static void +handle_get_property_reply (Display *dpy, + ChildInfoState *state, + xGetPropertyReply *repl) +{ + GdkChildInfoX11 *child = &state->child_info[state->n_children_found]; + child->has_wm_state = repl->propertyType != None; + + /* Since we called GetProperty with longLength of 0, we don't + * have to worry about consuming the property data that would + * normally follow after the reply + */ +} + +static void +next_child (ChildInfoState *state) +{ + if (state->current_request == CHILD_INFO_GET_GEOMETRY) + { + if (!state->have_error && !state->child_has_error) + { + state->child_info[state->n_children_found].window = state->children[state->current_child]; + state->n_children_found++; + } + state->current_child++; + if (state->get_wm_state) + state->current_request = CHILD_INFO_GET_PROPERTY; + else + state->current_request = CHILD_INFO_GET_WA; + state->child_has_error = FALSE; + state->have_error = FALSE; + } + else + state->current_request++; +} + +static Bool +get_child_info_handler (Display *dpy, + xReply *rep, + char *buf, + int len, + XPointer data) +{ + Bool result = True; + + ChildInfoState *state = (ChildInfoState *)data; + + if (dpy->last_request_read != state->child_states[state->current_child].seq[state->current_request]) + return False; + + if (rep->generic.type == X_Error) + { + state->child_has_error = TRUE; + if (rep->error.errorCode != BadDrawable || + rep->error.errorCode != BadWindow) + { + state->have_error = TRUE; + result = False; + } + } + else + { + switch (state->current_request) + { + case CHILD_INFO_GET_PROPERTY: + { + xGetPropertyReply replbuf; + xGetPropertyReply *repl; + + repl = (xGetPropertyReply *) + _XGetAsyncReply(dpy, (char *)&replbuf, rep, buf, len, + (sizeof(xGetPropertyReply) - sizeof(xReply)) >> 2, + True); + + handle_get_property_reply (dpy, state, repl); + } + break; + case CHILD_INFO_GET_WA: + { + xGetWindowAttributesReply replbuf; + xGetWindowAttributesReply *repl; + + repl = (xGetWindowAttributesReply *) + _XGetAsyncReply(dpy, (char *)&replbuf, rep, buf, len, + (sizeof(xGetWindowAttributesReply) - sizeof(xReply)) >> 2, + True); + + handle_get_wa_reply (dpy, state, repl); + } + break; + case CHILD_INFO_GET_GEOMETRY: + { + xGetGeometryReply replbuf; + xGetGeometryReply *repl; + + repl = (xGetGeometryReply *) + _XGetAsyncReply(dpy, (char *)&replbuf, rep, buf, len, + (sizeof(xGetGeometryReply) - sizeof(xReply)) >> 2, + True); + + handle_get_geometry_reply (dpy, state, repl); + } + break; + } + } + + next_child (state); + + return result; +} + +gboolean +_gdk_x11_get_window_child_info (GdkDisplay *display, + Window window, + gboolean get_wm_state, + gboolean *win_has_wm_state, + GdkChildInfoX11 **children, + guint *nchildren) +{ + Display *dpy; + _XAsyncHandler async; + ChildInfoState state; + Atom wm_state_atom; + gboolean has_wm_state; + Bool result; + guint i; + + *children = NULL; + *nchildren = 0; + + dpy = GDK_DISPLAY_XDISPLAY (display); + if (get_wm_state) + wm_state_atom = gdk_x11_get_xatom_by_name_for_display (display, "WM_STATE"); + else + wm_state_atom = None; + + state.children = NULL; + state.nchildren = 0; + + gdk_error_trap_push (); + result = list_children_and_wm_state (dpy, window, + win_has_wm_state ? wm_state_atom : None, + &has_wm_state, + &state.children, &state.nchildren); + gdk_error_trap_pop_ignored (); + if (!result) + { + g_free (state.children); + return FALSE; + } + + if (has_wm_state) + { + if (win_has_wm_state) + *win_has_wm_state = TRUE; + g_free (state.children); + return TRUE; + } + else + { + if (win_has_wm_state) + *win_has_wm_state = FALSE; + } + + state.get_wm_state = get_wm_state; + state.child_info = g_new (GdkChildInfoX11, state.nchildren); + state.child_states = g_new (ChildInfoChildState, state.nchildren); + state.current_child = 0; + state.n_children_found = 0; + if (get_wm_state) + state.current_request = CHILD_INFO_GET_PROPERTY; + else + state.current_request = CHILD_INFO_GET_WA; + state.have_error = FALSE; + state.child_has_error = FALSE; + + LockDisplay(dpy); + + async.next = dpy->async_handlers; + async.handler = get_child_info_handler; + async.data = (XPointer) &state; + dpy->async_handlers = &async; + + for (i = 0; i < state.nchildren; i++) + { + xResourceReq *resource_req; + xGetPropertyReq *prop_req; + Window window = state.children[i]; + + if (get_wm_state) + { + GetReq (GetProperty, prop_req); + prop_req->window = window; + prop_req->property = wm_state_atom; + prop_req->type = AnyPropertyType; + prop_req->delete = False; + prop_req->longOffset = 0; + prop_req->longLength = 0; + + state.child_states[i].seq[CHILD_INFO_GET_PROPERTY] = dpy->request; + } + + GetResReq(GetWindowAttributes, window, resource_req); + state.child_states[i].seq[CHILD_INFO_GET_WA] = dpy->request; + + GetResReq(GetGeometry, window, resource_req); + state.child_states[i].seq[CHILD_INFO_GET_GEOMETRY] = dpy->request; + } + + if (i != 0) + { + /* Wait for the last reply + */ + xGetGeometryReply rep; + + /* On error, our async handler will get called + */ + if (_XReply (dpy, (xReply *)&rep, 0, xTrue)) + handle_get_geometry_reply (dpy, &state, &rep); + + next_child (&state); + } + + if (!state.have_error) + { + *children = state.child_info; + *nchildren = state.n_children_found; + } + else + { + g_free (state.child_info); + } + + g_free (state.children); + g_free (state.child_states); + + DeqAsyncHandler(dpy, &async); + UnlockDisplay(dpy); + SyncHandle(); + + return !state.have_error; +} + +static gboolean +roundtrip_callback_idle (gpointer data) +{ + RoundtripState *state = (RoundtripState *)data; + + state->callback (state->display, state->data, state->get_input_focus_req); + + g_free (state); + + return FALSE; +} + +static Bool +roundtrip_handler (Display *dpy, + xReply *rep, + char *buf, + int len, + XPointer data) +{ + RoundtripState *state = (RoundtripState *)data; + + if (dpy->last_request_read == state->get_input_focus_req) + { + xGetInputFocusReply replbuf; + xGetInputFocusReply *repl; + + if (rep->generic.type != X_Error) + { + /* Actually does nothing, since there are no additional bytes + * to read, but maintain good form. + */ + repl = (xGetInputFocusReply *) + _XGetAsyncReply(dpy, (char *)&replbuf, rep, buf, len, + (sizeof(xGetInputFocusReply) - sizeof(xReply)) >> 2, + True); + } + + + if (state->callback) + gdk_threads_add_idle (roundtrip_callback_idle, state); + + DeqAsyncHandler(state->dpy, &state->async); + + return (rep->generic.type != X_Error); + } + + return False; +} + +void +_gdk_x11_roundtrip_async (GdkDisplay *display, + GdkRoundTripCallback callback, + gpointer data) +{ + Display *dpy; + RoundtripState *state; + + dpy = GDK_DISPLAY_XDISPLAY (display); + + state = g_new (RoundtripState, 1); + + state->display = display; + state->dpy = dpy; + state->callback = callback; + state->data = data; + + LockDisplay(dpy); + + state->async.next = dpy->async_handlers; + state->async.handler = roundtrip_handler; + state->async.data = (XPointer) state; + dpy->async_handlers = &state->async; + + /* + * XSync (dpy, 0) + */ + { + xReq *req; + + GetEmptyReq(GetInputFocus, req); + state->get_input_focus_req = dpy->request; + } + + UnlockDisplay(dpy); + SyncHandle(); +} diff --git a/gdk/broadway/gdkasync.h b/gdk/broadway/gdkasync.h new file mode 100644 index 0000000000..eebea396a6 --- /dev/null +++ b/gdk/broadway/gdkasync.h @@ -0,0 +1,75 @@ +/* GTK - The GIMP Toolkit + * gdkasync.h: Utility functions using the Xlib asynchronous interfaces + * Copyright (C) 2003, Red Hat, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef __GDK_ASYNC_H__ +#define __GDK_ASYNC_H__ + +#include <gdk/gdkdisplay.h> +#include <X11/Xlib.h> + +G_BEGIN_DECLS + +typedef struct _GdkChildInfoX11 GdkChildInfoX11; + +typedef void (*GdkSendXEventCallback) (Window window, + gboolean success, + gpointer data); +typedef void (*GdkRoundTripCallback) (GdkDisplay *display, + gpointer data, + gulong serial); + +struct _GdkChildInfoX11 +{ + Window window; + gint x; + gint y; + gint width; + gint height; + guint is_mapped : 1; + guint has_wm_state : 1; + guint window_class : 2; +}; + +void _gdk_x11_send_client_message_async (GdkDisplay *display, + Window window, + gboolean propagate, + glong event_mask, + XClientMessageEvent *event_send, + GdkSendXEventCallback callback, + gpointer data); +void _gdk_x11_set_input_focus_safe (GdkDisplay *display, + Window window, + int revert_to, + Time time); + +gboolean _gdk_x11_get_window_child_info (GdkDisplay *display, + Window window, + gboolean get_wm_state, + gboolean *win_has_wm_state, + GdkChildInfoX11 **children, + guint *nchildren); + +void _gdk_x11_roundtrip_async (GdkDisplay *display, + GdkRoundTripCallback callback, + gpointer data); + +G_END_DECLS + +#endif /* __GDK_ASYNC_H__ */ diff --git a/gdk/broadway/gdkcursor-broadway.c b/gdk/broadway/gdkcursor-broadway.c new file mode 100644 index 0000000000..470f723554 --- /dev/null +++ b/gdk/broadway/gdkcursor-broadway.c @@ -0,0 +1,1040 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +/* needs to be first because any header might include gdk-pixbuf.h otherwise */ +#define GDK_PIXBUF_ENABLE_BACKEND +#include <gdk-pixbuf/gdk-pixbuf.h> + +#include "gdkcursor.h" + +#include "gdkprivate-broadway.h" +#include "gdkdisplay-broadway.h" +#include "gdkx.h" + +#include <X11/Xlib.h> +#include <X11/cursorfont.h> +#ifdef HAVE_XCURSOR +#include <X11/Xcursor/Xcursor.h> +#endif +#ifdef HAVE_XFIXES +#include <X11/extensions/Xfixes.h> +#endif +#include <string.h> +#include <errno.h> + + +static guint theme_serial = 0; + +/* cursor_cache holds a cache of non-pixmap cursors to avoid expensive + * libXcursor searches, cursors are added to it but only removed when + * their display is closed. We make the assumption that since there are + * a small number of display's and a small number of cursor's that this + * list will stay small enough not to be a problem. + */ +static GSList* cursor_cache = NULL; + +struct cursor_cache_key +{ + GdkDisplay* display; + GdkCursorType type; + const char* name; +}; + +/* Caller should check if there is already a match first. + * Cursor MUST be either a typed cursor or a pixmap with + * a non-NULL name. + */ +static void +add_to_cache (GdkCursorPrivate* cursor) +{ + cursor_cache = g_slist_prepend (cursor_cache, cursor); + + /* Take a ref so that if the caller frees it we still have it */ + gdk_cursor_ref ((GdkCursor*) cursor); +} + +/* Returns 0 on a match + */ +static gint +cache_compare_func (gconstpointer listelem, + gconstpointer target) +{ + GdkCursorPrivate* cursor = (GdkCursorPrivate*)listelem; + struct cursor_cache_key* key = (struct cursor_cache_key*)target; + + if ((cursor->cursor.type != key->type) || + (cursor->display != key->display)) + return 1; /* No match */ + + /* Elements marked as pixmap must be named cursors + * (since we don't store normal pixmap cursors + */ + if (key->type == GDK_CURSOR_IS_PIXMAP) + return strcmp (key->name, cursor->name); + + return 0; /* Match */ +} + +/* Returns the cursor if there is a match, NULL if not + * For named cursors type shall be GDK_CURSOR_IS_PIXMAP + * For unnamed, typed cursors, name shall be NULL + */ +static GdkCursorPrivate* +find_in_cache (GdkDisplay *display, + GdkCursorType type, + const char *name) +{ + GSList* res; + struct cursor_cache_key key; + + key.display = display; + key.type = type; + key.name = name; + + res = g_slist_find_custom (cursor_cache, &key, cache_compare_func); + + if (res) + return (GdkCursorPrivate *) res->data; + + return NULL; +} + +/* Called by gdk_display_x11_finalize to flush any cached cursors + * for a dead display. + */ +void +_gdk_x11_cursor_display_finalize (GdkDisplay *display) +{ + GSList* item; + GSList** itemp; /* Pointer to the thing to fix when we delete an item */ + item = cursor_cache; + itemp = &cursor_cache; + while (item) + { + GdkCursorPrivate* cursor = (GdkCursorPrivate*)(item->data); + if (cursor->display == display) + { + GSList* olditem; + gdk_cursor_unref ((GdkCursor*) cursor); + /* Remove this item from the list */ + *(itemp) = item->next; + olditem = item; + item = g_slist_next (item); + g_slist_free_1 (olditem); + } + else + { + itemp = &(item->next); + item = g_slist_next (item); + } + } +} + +static Cursor +get_blank_cursor (GdkDisplay *display) +{ + GdkScreen *screen; + Pixmap pixmap; + XColor color; + Cursor cursor; + cairo_surface_t *surface; + cairo_t *cr; + + screen = gdk_display_get_default_screen (display); + surface = _gdk_x11_window_create_bitmap_surface (gdk_screen_get_root_window (screen), 1, 1); + /* Clear surface */ + cr = cairo_create (surface); + cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR); + cairo_paint (cr); + cairo_destroy (cr); + + pixmap = cairo_xlib_surface_get_drawable (surface); + + color.pixel = 0; + color.red = color.blue = color.green = 0; + + if (display->closed) + cursor = None; + else + cursor = XCreatePixmapCursor (GDK_DISPLAY_XDISPLAY (display), + pixmap, pixmap, + &color, &color, 1, 1); + cairo_surface_destroy (surface); + + return cursor; +} + +/** + * gdk_cursor_new_for_display: + * @display: the #GdkDisplay for which the cursor will be created + * @cursor_type: cursor to create + * + * Creates a new cursor from the set of builtin cursors. + * Some useful ones are: + * <itemizedlist> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="right_ptr.png"></inlinegraphic> #GDK_RIGHT_PTR (right-facing arrow) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="crosshair.png"></inlinegraphic> #GDK_CROSSHAIR (crosshair) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="xterm.png"></inlinegraphic> #GDK_XTERM (I-beam) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="watch.png"></inlinegraphic> #GDK_WATCH (busy) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="fleur.png"></inlinegraphic> #GDK_FLEUR (for moving objects) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="hand1.png"></inlinegraphic> #GDK_HAND1 (a right-pointing hand) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="hand2.png"></inlinegraphic> #GDK_HAND2 (a left-pointing hand) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="left_side.png"></inlinegraphic> #GDK_LEFT_SIDE (resize left side) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="right_side.png"></inlinegraphic> #GDK_RIGHT_SIDE (resize right side) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="top_left_corner.png"></inlinegraphic> #GDK_TOP_LEFT_CORNER (resize northwest corner) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="top_right_corner.png"></inlinegraphic> #GDK_TOP_RIGHT_CORNER (resize northeast corner) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="bottom_left_corner.png"></inlinegraphic> #GDK_BOTTOM_LEFT_CORNER (resize southwest corner) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="bottom_right_corner.png"></inlinegraphic> #GDK_BOTTOM_RIGHT_CORNER (resize southeast corner) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="top_side.png"></inlinegraphic> #GDK_TOP_SIDE (resize top side) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="bottom_side.png"></inlinegraphic> #GDK_BOTTOM_SIDE (resize bottom side) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="sb_h_double_arrow.png"></inlinegraphic> #GDK_SB_H_DOUBLE_ARROW (move vertical splitter) + * </para></listitem> + * <listitem><para> + * <inlinegraphic format="PNG" fileref="sb_v_double_arrow.png"></inlinegraphic> #GDK_SB_V_DOUBLE_ARROW (move horizontal splitter) + * </para></listitem> + * <listitem><para> + * #GDK_BLANK_CURSOR (Blank cursor). Since 2.16 + * </para></listitem> + * </itemizedlist> + * + * Return value: a new #GdkCursor + * + * Since: 2.2 + **/ +GdkCursor* +gdk_cursor_new_for_display (GdkDisplay *display, + GdkCursorType cursor_type) +{ + GdkCursorPrivate *private; + GdkCursor *cursor; + Cursor xcursor; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + if (display->closed) + { + xcursor = None; + } + else + { + private = find_in_cache (display, cursor_type, NULL); + + if (private) + { + /* Cache had it, add a ref for this user */ + gdk_cursor_ref ((GdkCursor*) private); + + return (GdkCursor*) private; + } + else + { + if (cursor_type != GDK_BLANK_CURSOR) + xcursor = XCreateFontCursor (GDK_DISPLAY_XDISPLAY (display), + cursor_type); + else + xcursor = get_blank_cursor (display); + } + } + + private = g_new (GdkCursorPrivate, 1); + private->display = display; + private->xcursor = xcursor; + private->name = NULL; + private->serial = theme_serial; + + cursor = (GdkCursor *) private; + cursor->type = cursor_type; + cursor->ref_count = 1; + + if (xcursor != None) + add_to_cache (private); + + return cursor; +} + +void +_gdk_cursor_destroy (GdkCursor *cursor) +{ + GdkCursorPrivate *private; + + g_return_if_fail (cursor != NULL); + g_return_if_fail (cursor->ref_count == 0); + + private = (GdkCursorPrivate *) cursor; + if (!private->display->closed && private->xcursor) + XFreeCursor (GDK_DISPLAY_XDISPLAY (private->display), private->xcursor); + + g_free (private->name); + g_free (private); +} + +/** + * gdk_x11_cursor_get_xdisplay: + * @cursor: a #GdkCursor. + * + * Returns the display of a #GdkCursor. + * + * Return value: an Xlib <type>Display*</type>. + **/ +Display * +gdk_x11_cursor_get_xdisplay (GdkCursor *cursor) +{ + g_return_val_if_fail (cursor != NULL, NULL); + + return GDK_DISPLAY_XDISPLAY(((GdkCursorPrivate *)cursor)->display); +} + +/** + * gdk_x11_cursor_get_xcursor: + * @cursor: a #GdkCursor. + * + * Returns the X cursor belonging to a #GdkCursor. + * + * Return value: an Xlib <type>Cursor</type>. + **/ +Cursor +gdk_x11_cursor_get_xcursor (GdkCursor *cursor) +{ + g_return_val_if_fail (cursor != NULL, None); + + return ((GdkCursorPrivate *)cursor)->xcursor; +} + +/** + * gdk_cursor_get_display: + * @cursor: a #GdkCursor. + * + * Returns the display on which the #GdkCursor is defined. + * + * Returns: the #GdkDisplay associated to @cursor + * + * Since: 2.2 + */ + +GdkDisplay * +gdk_cursor_get_display (GdkCursor *cursor) +{ + g_return_val_if_fail (cursor != NULL, NULL); + + return ((GdkCursorPrivate *)cursor)->display; +} + +#if defined(HAVE_XCURSOR) && defined(HAVE_XFIXES) && XFIXES_MAJOR >= 2 + +/** + * gdk_cursor_get_image: + * @cursor: a #GdkCursor + * + * Returns a #GdkPixbuf with the image used to display the cursor. + * + * Note that depending on the capabilities of the windowing system and + * on the cursor, GDK may not be able to obtain the image data. In this + * case, %NULL is returned. + * + * Returns: a #GdkPixbuf representing @cursor, or %NULL + * + * Since: 2.8 + */ +GdkPixbuf* +gdk_cursor_get_image (GdkCursor *cursor) +{ + Display *xdisplay; + GdkCursorPrivate *private; + XcursorImages *images = NULL; + XcursorImage *image; + gint size; + gchar buf[32]; + guchar *data, *p, tmp; + GdkPixbuf *pixbuf; + gchar *theme; + + g_return_val_if_fail (cursor != NULL, NULL); + + private = (GdkCursorPrivate *) cursor; + + xdisplay = GDK_DISPLAY_XDISPLAY (private->display); + + size = XcursorGetDefaultSize (xdisplay); + theme = XcursorGetTheme (xdisplay); + + if (cursor->type == GDK_CURSOR_IS_PIXMAP) + { + if (private->name) + images = XcursorLibraryLoadImages (private->name, theme, size); + } + else + images = XcursorShapeLoadImages (cursor->type, theme, size); + + if (!images) + return NULL; + + image = images->images[0]; + + data = g_malloc (4 * image->width * image->height); + memcpy (data, image->pixels, 4 * image->width * image->height); + + for (p = data; p < data + (4 * image->width * image->height); p += 4) + { + tmp = p[0]; + p[0] = p[2]; + p[2] = tmp; + } + + pixbuf = gdk_pixbuf_new_from_data (data, GDK_COLORSPACE_RGB, TRUE, + 8, image->width, image->height, + 4 * image->width, + (GdkPixbufDestroyNotify)g_free, NULL); + + if (private->name) + gdk_pixbuf_set_option (pixbuf, "name", private->name); + g_snprintf (buf, 32, "%d", image->xhot); + gdk_pixbuf_set_option (pixbuf, "x_hot", buf); + g_snprintf (buf, 32, "%d", image->yhot); + gdk_pixbuf_set_option (pixbuf, "y_hot", buf); + + XcursorImagesDestroy (images); + + return pixbuf; +} + +void +_gdk_x11_cursor_update_theme (GdkCursor *cursor) +{ + Display *xdisplay; + GdkCursorPrivate *private; + Cursor new_cursor = None; + GdkDisplayX11 *display_x11; + + private = (GdkCursorPrivate *) cursor; + xdisplay = GDK_DISPLAY_XDISPLAY (private->display); + display_x11 = GDK_DISPLAY_X11 (private->display); + + if (!display_x11->have_xfixes) + return; + + if (private->serial == theme_serial) + return; + + private->serial = theme_serial; + + if (private->xcursor != None) + { + if (cursor->type == GDK_BLANK_CURSOR) + return; + + if (cursor->type == GDK_CURSOR_IS_PIXMAP) + { + if (private->name) + new_cursor = XcursorLibraryLoadCursor (xdisplay, private->name); + } + else + new_cursor = XcursorShapeLoadCursor (xdisplay, cursor->type); + + if (new_cursor != None) + { + XFixesChangeCursor (xdisplay, new_cursor, private->xcursor); + private->xcursor = new_cursor; + } + } +} + +static void +update_cursor (gpointer data, + gpointer user_data) +{ + GdkCursor *cursor; + + cursor = (GdkCursor*)(data); + + if (!cursor) + return; + + _gdk_x11_cursor_update_theme (cursor); +} + +/** + * gdk_x11_display_set_cursor_theme: + * @display: a #GdkDisplay + * @theme: the name of the cursor theme to use, or %NULL to unset + * a previously set value + * @size: the cursor size to use, or 0 to keep the previous size + * + * Sets the cursor theme from which the images for cursor + * should be taken. + * + * If the windowing system supports it, existing cursors created + * with gdk_cursor_new(), gdk_cursor_new_for_display() and + * gdk_cursor_new_for_name() are updated to reflect the theme + * change. Custom cursors constructed with + * gdk_cursor_new_from_pixbuf() will have to be handled + * by the application (GTK+ applications can learn about + * cursor theme changes by listening for change notification + * for the corresponding #GtkSetting). + * + * Since: 2.8 + */ +void +gdk_x11_display_set_cursor_theme (GdkDisplay *display, + const gchar *theme, + const gint size) +{ + GdkDisplayX11 *display_x11; + Display *xdisplay; + gchar *old_theme; + gint old_size; + + g_return_if_fail (GDK_IS_DISPLAY (display)); + + display_x11 = GDK_DISPLAY_X11 (display); + xdisplay = GDK_DISPLAY_XDISPLAY (display); + + old_theme = XcursorGetTheme (xdisplay); + old_size = XcursorGetDefaultSize (xdisplay); + + if (old_size == size && + (old_theme == theme || + (old_theme && theme && strcmp (old_theme, theme) == 0))) + return; + + theme_serial++; + + XcursorSetTheme (xdisplay, theme); + if (size > 0) + XcursorSetDefaultSize (xdisplay, size); + + g_slist_foreach (cursor_cache, update_cursor, NULL); +} + +#else + +GdkPixbuf* +gdk_cursor_get_image (GdkCursor *cursor) +{ + g_return_val_if_fail (cursor != NULL, NULL); + + return NULL; +} + +void +gdk_x11_display_set_cursor_theme (GdkDisplay *display, + const gchar *theme, + const gint size) +{ + g_return_if_fail (GDK_IS_DISPLAY (display)); +} + +void +_gdk_x11_cursor_update_theme (GdkCursor *cursor) +{ + g_return_if_fail (cursor != NULL); +} + +#endif + +#ifdef HAVE_XCURSOR + +static XcursorImage* +create_cursor_image (GdkPixbuf *pixbuf, + gint x, + gint y) +{ + guint width, height; + XcursorImage *xcimage; + cairo_surface_t *surface; + cairo_t *cr; + + width = gdk_pixbuf_get_width (pixbuf); + height = gdk_pixbuf_get_height (pixbuf); + + xcimage = XcursorImageCreate (width, height); + + xcimage->xhot = x; + xcimage->yhot = y; + + surface = cairo_image_surface_create_for_data ((guchar *) xcimage->pixels, + CAIRO_FORMAT_ARGB32, + width, + height, + width * 4); + + cr = cairo_create (surface); + cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); + gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0); + cairo_paint (cr); + cairo_destroy (cr); + + cairo_surface_destroy (surface); + + return xcimage; +} + + +/** + * gdk_cursor_new_from_pixbuf: + * @display: the #GdkDisplay for which the cursor will be created + * @pixbuf: the #GdkPixbuf containing the cursor image + * @x: the horizontal offset of the 'hotspot' of the cursor. + * @y: the vertical offset of the 'hotspot' of the cursor. + * + * Creates a new cursor from a pixbuf. + * + * Not all GDK backends support RGBA cursors. If they are not + * supported, a monochrome approximation will be displayed. + * The functions gdk_display_supports_cursor_alpha() and + * gdk_display_supports_cursor_color() can be used to determine + * whether RGBA cursors are supported; + * gdk_display_get_default_cursor_size() and + * gdk_display_get_maximal_cursor_size() give information about + * cursor sizes. + * + * If @x or @y are <literal>-1</literal>, the pixbuf must have + * options named "x_hot" and "y_hot", resp., containing + * integer values between %0 and the width resp. height of + * the pixbuf. (Since: 3.0) + * + * On the X backend, support for RGBA cursors requires a + * sufficently new version of the X Render extension. + * + * Returns: a new #GdkCursor. + * + * Since: 2.4 + */ +GdkCursor * +gdk_cursor_new_from_pixbuf (GdkDisplay *display, + GdkPixbuf *pixbuf, + gint x, + gint y) +{ + XcursorImage *xcimage; + Cursor xcursor; + GdkCursorPrivate *private; + GdkCursor *cursor; + const char *option; + char *end; + gint64 value; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + g_return_val_if_fail (GDK_IS_PIXBUF (pixbuf), NULL); + + if (x == -1 && (option = gdk_pixbuf_get_option (pixbuf, "x_hot"))) + { + errno = 0; + end = NULL; + value = g_ascii_strtoll (option, &end, 10); + if (errno == 0 && + end != option && + value >= 0 && value < G_MAXINT) + x = (gint) value; + } + if (y == -1 && (option = gdk_pixbuf_get_option (pixbuf, "y_hot"))) + { + errno = 0; + end = NULL; + value = g_ascii_strtoll (option, &end, 10); + if (errno == 0 && + end != option && + value >= 0 && value < G_MAXINT) + y = (gint) value; + } + + g_return_val_if_fail (0 <= x && x < gdk_pixbuf_get_width (pixbuf), NULL); + g_return_val_if_fail (0 <= y && y < gdk_pixbuf_get_height (pixbuf), NULL); + + if (display->closed) + xcursor = None; + else + { + xcimage = create_cursor_image (pixbuf, x, y); + xcursor = XcursorImageLoadCursor (GDK_DISPLAY_XDISPLAY (display), xcimage); + XcursorImageDestroy (xcimage); + } + + private = g_new (GdkCursorPrivate, 1); + private->display = display; + private->xcursor = xcursor; + private->name = NULL; + private->serial = theme_serial; + + cursor = (GdkCursor *) private; + cursor->type = GDK_CURSOR_IS_PIXMAP; + cursor->ref_count = 1; + + return cursor; +} + +/** + * gdk_cursor_new_from_name: + * @display: the #GdkDisplay for which the cursor will be created + * @name: the name of the cursor + * + * Creates a new cursor by looking up @name in the current cursor + * theme. + * + * Returns: a new #GdkCursor, or %NULL if there is no cursor with + * the given name + * + * Since: 2.8 + */ +GdkCursor* +gdk_cursor_new_from_name (GdkDisplay *display, + const gchar *name) +{ + Cursor xcursor; + Display *xdisplay; + GdkCursorPrivate *private; + GdkCursor *cursor; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + if (display->closed) + xcursor = None; + else + { + private = find_in_cache (display, GDK_CURSOR_IS_PIXMAP, name); + + if (private) + { + /* Cache had it, add a ref for this user */ + gdk_cursor_ref ((GdkCursor*) private); + + return (GdkCursor*) private; + } + + xdisplay = GDK_DISPLAY_XDISPLAY (display); + xcursor = XcursorLibraryLoadCursor (xdisplay, name); + if (xcursor == None) + return NULL; + } + + private = g_new (GdkCursorPrivate, 1); + private->display = display; + private->xcursor = xcursor; + private->name = g_strdup (name); + private->serial = theme_serial; + + cursor = (GdkCursor *) private; + cursor->type = GDK_CURSOR_IS_PIXMAP; + cursor->ref_count = 1; + add_to_cache (private); + + return cursor; +} + +/** + * gdk_display_supports_cursor_alpha: + * @display: a #GdkDisplay + * + * Returns %TRUE if cursors can use an 8bit alpha channel + * on @display. Otherwise, cursors are restricted to bilevel + * alpha (i.e. a mask). + * + * Returns: whether cursors can have alpha channels. + * + * Since: 2.4 + */ +gboolean +gdk_display_supports_cursor_alpha (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE); + + return XcursorSupportsARGB (GDK_DISPLAY_XDISPLAY (display)); +} + +/** + * gdk_display_supports_cursor_color: + * @display: a #GdkDisplay + * + * Returns %TRUE if multicolored cursors are supported + * on @display. Otherwise, cursors have only a forground + * and a background color. + * + * Returns: whether cursors can have multiple colors. + * + * Since: 2.4 + */ +gboolean +gdk_display_supports_cursor_color (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE); + + return XcursorSupportsARGB (GDK_DISPLAY_XDISPLAY (display)); +} + +/** + * gdk_display_get_default_cursor_size: + * @display: a #GdkDisplay + * + * Returns the default size to use for cursors on @display. + * + * Returns: the default cursor size. + * + * Since: 2.4 + */ +guint +gdk_display_get_default_cursor_size (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE); + + return XcursorGetDefaultSize (GDK_DISPLAY_XDISPLAY (display)); +} + +#else + +static GdkCursor* +gdk_cursor_new_from_pixmap (GdkDisplay *display, + Pixmap source_pixmap, + Pixmap mask_pixmap, + const GdkColor *fg, + const GdkColor *bg, + gint x, + gint y) +{ + GdkCursorPrivate *private; + GdkCursor *cursor; + Cursor xcursor; + XColor xfg, xbg; + + g_return_val_if_fail (fg != NULL, NULL); + g_return_val_if_fail (bg != NULL, NULL); + + xfg.pixel = fg->pixel; + xfg.red = fg->red; + xfg.blue = fg->blue; + xfg.green = fg->green; + xbg.pixel = bg->pixel; + xbg.red = bg->red; + xbg.blue = bg->blue; + xbg.green = bg->green; + + if (display->closed) + xcursor = None; + else + xcursor = XCreatePixmapCursor (GDK_DISPLAY_XDISPLAY (display), + source_pixmap, mask_pixmap, &xfg, &xbg, x, y); + private = g_new (GdkCursorPrivate, 1); + private->display = display; + private->xcursor = xcursor; + private->name = NULL; + private->serial = theme_serial; + + cursor = (GdkCursor *) private; + cursor->type = GDK_CURSOR_IS_PIXMAP; + cursor->ref_count = 1; + + return cursor; +} + +GdkCursor * +gdk_cursor_new_from_pixbuf (GdkDisplay *display, + GdkPixbuf *pixbuf, + gint x, + gint y) +{ + GdkCursor *cursor; + cairo_surface_t *pixmap, *mask; + guint width, height, n_channels, rowstride, data_stride, i, j; + guint8 *data, *mask_data, *pixels; + GdkColor fg = { 0, 0, 0, 0 }; + GdkColor bg = { 0, 0xffff, 0xffff, 0xffff }; + GdkScreen *screen; + cairo_surface_t *image; + cairo_t *cr; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + g_return_val_if_fail (GDK_IS_PIXBUF (pixbuf), NULL); + + width = gdk_pixbuf_get_width (pixbuf); + height = gdk_pixbuf_get_height (pixbuf); + + g_return_val_if_fail (0 <= x && x < width, NULL); + g_return_val_if_fail (0 <= y && y < height, NULL); + + n_channels = gdk_pixbuf_get_n_channels (pixbuf); + rowstride = gdk_pixbuf_get_rowstride (pixbuf); + pixels = gdk_pixbuf_get_pixels (pixbuf); + + data_stride = 4 * ((width + 31) / 32); + data = g_new0 (guint8, data_stride * height); + mask_data = g_new0 (guint8, data_stride * height); + + for (j = 0; j < height; j++) + { + guint8 *src = pixels + j * rowstride; + guint8 *d = data + data_stride * j; + guint8 *md = mask_data + data_stride * j; + + for (i = 0; i < width; i++) + { + if (src[1] < 0x80) + *d |= 1 << (i % 8); + + if (n_channels == 3 || src[3] >= 0x80) + *md |= 1 << (i % 8); + + src += n_channels; + if (i % 8 == 7) + { + d++; + md++; + } + } + } + + screen = gdk_display_get_default_screen (display); + + pixmap = _gdk_x11_window_create_bitmap_surface (gdk_screen_get_root_window (screen), + width, height); + cr = cairo_create (pixmap); + image = cairo_image_surface_create_for_data (data, CAIRO_FORMAT_A1, + width, height, data_stride); + cairo_set_source_surface (cr, image, 0, 0); + cairo_surface_destroy (image); + cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); + cairo_paint (cr); + cairo_destroy (cr); + + mask = _gdk_x11_window_create_bitmap_surface (gdk_screen_get_root_window (screen), + width, height); + cr = cairo_create (mask); + image = cairo_image_surface_create_for_data (mask_data, CAIRO_FORMAT_A1, + width, height, data_stride); + cairo_set_source_surface (cr, image, 0, 0); + cairo_surface_destroy (image); + cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); + cairo_paint (cr); + cairo_destroy (cr); + + cursor = gdk_cursor_new_from_pixmap (display, + cairo_xlib_surface_get_drawable (pixmap), + cairo_xlib_surface_get_drawable (mask), + &fg, &bg, + x, y); + + cairo_surface_destroy (pixmap); + cairo_surface_destroy (mask); + + g_free (data); + g_free (mask_data); + + return cursor; +} + +GdkCursor* +gdk_cursor_new_from_name (GdkDisplay *display, + const gchar *name) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + return NULL; +} + +gboolean +gdk_display_supports_cursor_alpha (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE); + + return FALSE; +} + +gboolean +gdk_display_supports_cursor_color (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE); + + return FALSE; +} + +guint +gdk_display_get_default_cursor_size (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), 0); + + /* no idea, really */ + return 20; +} + +#endif + + +/** + * gdk_display_get_maximal_cursor_size: + * @display: a #GdkDisplay + * @width: (out): the return location for the maximal cursor width + * @height: (out): the return location for the maximal cursor height + * + * Gets the maximal size to use for cursors on @display. + * + * Since: 2.4 + */ +void +gdk_display_get_maximal_cursor_size (GdkDisplay *display, + guint *width, + guint *height) +{ + GdkScreen *screen; + GdkWindow *window; + + g_return_if_fail (GDK_IS_DISPLAY (display)); + + screen = gdk_display_get_default_screen (display); + window = gdk_screen_get_root_window (screen); + XQueryBestCursor (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XWINDOW (window), + 128, 128, width, height); +} diff --git a/gdk/broadway/gdkdevice-broadway.c b/gdk/broadway/gdkdevice-broadway.c new file mode 100644 index 0000000000..3be222de08 --- /dev/null +++ b/gdk/broadway/gdkdevice-broadway.c @@ -0,0 +1,502 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "gdkdevice-broadway.h" + +#include "gdkwindow.h" +#include "gdkprivate-broadway.h" +#include "gdkx.h" + +static gboolean gdk_device_core_get_history (GdkDevice *device, + GdkWindow *window, + guint32 start, + guint32 stop, + GdkTimeCoord ***events, + gint *n_events); +static void gdk_device_core_get_state (GdkDevice *device, + GdkWindow *window, + gdouble *axes, + GdkModifierType *mask); +static void gdk_device_core_set_window_cursor (GdkDevice *device, + GdkWindow *window, + GdkCursor *cursor); +static void gdk_device_core_warp (GdkDevice *device, + GdkScreen *screen, + gint x, + gint y); +static gboolean gdk_device_core_query_state (GdkDevice *device, + GdkWindow *window, + GdkWindow **root_window, + GdkWindow **child_window, + gint *root_x, + gint *root_y, + gint *win_x, + gint *win_y, + GdkModifierType *mask); +static GdkGrabStatus gdk_device_core_grab (GdkDevice *device, + GdkWindow *window, + gboolean owner_events, + GdkEventMask event_mask, + GdkWindow *confine_to, + GdkCursor *cursor, + guint32 time_); +static void gdk_device_core_ungrab (GdkDevice *device, + guint32 time_); +static GdkWindow * gdk_device_core_window_at_position (GdkDevice *device, + gint *win_x, + gint *win_y, + GdkModifierType *mask, + gboolean get_toplevel); +static void gdk_device_core_select_window_events (GdkDevice *device, + GdkWindow *window, + GdkEventMask event_mask); + + +G_DEFINE_TYPE (GdkDeviceCore, gdk_device_core, GDK_TYPE_DEVICE) + +static void +gdk_device_core_class_init (GdkDeviceCoreClass *klass) +{ + GdkDeviceClass *device_class = GDK_DEVICE_CLASS (klass); + + device_class->get_history = gdk_device_core_get_history; + device_class->get_state = gdk_device_core_get_state; + device_class->set_window_cursor = gdk_device_core_set_window_cursor; + device_class->warp = gdk_device_core_warp; + device_class->query_state = gdk_device_core_query_state; + device_class->grab = gdk_device_core_grab; + device_class->ungrab = gdk_device_core_ungrab; + device_class->window_at_position = gdk_device_core_window_at_position; + device_class->select_window_events = gdk_device_core_select_window_events; +} + +static void +gdk_device_core_init (GdkDeviceCore *device_core) +{ + GdkDevice *device; + + device = GDK_DEVICE (device_core); + + _gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_X, 0, 0, 1); + _gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_Y, 0, 0, 1); +} + +static gboolean +impl_coord_in_window (GdkWindow *window, + int impl_x, + int impl_y) +{ + GdkWindowObject *priv = (GdkWindowObject *) window; + + if (impl_x < priv->abs_x || + impl_x > priv->abs_x + priv->width) + return FALSE; + + if (impl_y < priv->abs_y || + impl_y > priv->abs_y + priv->height) + return FALSE; + + return TRUE; +} + +static gboolean +gdk_device_core_get_history (GdkDevice *device, + GdkWindow *window, + guint32 start, + guint32 stop, + GdkTimeCoord ***events, + gint *n_events) +{ + GdkWindowObject *priv; + XTimeCoord *xcoords; + GdkTimeCoord **coords; + GdkWindow *impl_window; + int tmp_n_events; + int i, j; + + impl_window = _gdk_window_get_impl_window (window); + xcoords = XGetMotionEvents (GDK_DRAWABLE_XDISPLAY (window), + GDK_DRAWABLE_XID (impl_window), + start, stop, &tmp_n_events); + if (!xcoords) + return FALSE; + + priv = (GdkWindowObject *) window; + coords = _gdk_device_allocate_history (device, tmp_n_events); + + for (i = 0, j = 0; i < tmp_n_events; i++) + { + if (impl_coord_in_window (window, xcoords[i].x, xcoords[i].y)) + { + coords[j]->time = xcoords[i].time; + coords[j]->axes[0] = xcoords[i].x - priv->abs_x; + coords[j]->axes[1] = xcoords[i].y - priv->abs_y; + j++; + } + } + + XFree (xcoords); + + /* free the events we allocated too much */ + for (i = j; i < tmp_n_events; i++) + { + g_free (coords[i]); + coords[i] = NULL; + } + + tmp_n_events = j; + + if (tmp_n_events == 0) + { + gdk_device_free_history (coords, tmp_n_events); + return FALSE; + } + + if (n_events) + *n_events = tmp_n_events; + + if (events) + *events = coords; + else if (coords) + gdk_device_free_history (coords, tmp_n_events); + + return TRUE; +} + +static void +gdk_device_core_get_state (GdkDevice *device, + GdkWindow *window, + gdouble *axes, + GdkModifierType *mask) +{ + gint x_int, y_int; + + gdk_window_get_pointer (window, &x_int, &y_int, mask); + + if (axes) + { + axes[0] = x_int; + axes[1] = y_int; + } +} + +static void +gdk_device_core_set_window_cursor (GdkDevice *device, + GdkWindow *window, + GdkCursor *cursor) +{ + GdkCursorPrivate *cursor_private; + Cursor xcursor; + + cursor_private = (GdkCursorPrivate*) cursor; + + if (!cursor) + xcursor = None; + else + xcursor = cursor_private->xcursor; + + XDefineCursor (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + xcursor); +} + +static void +gdk_device_core_warp (GdkDevice *device, + GdkScreen *screen, + gint x, + gint y) +{ + Display *xdisplay; + Window dest; + + xdisplay = GDK_DISPLAY_XDISPLAY (gdk_device_get_display (device)); + dest = GDK_WINDOW_XWINDOW (gdk_screen_get_root_window (screen)); + + XWarpPointer (xdisplay, None, dest, 0, 0, 0, 0, x, y); +} + +static gboolean +gdk_device_core_query_state (GdkDevice *device, + GdkWindow *window, + GdkWindow **root_window, + GdkWindow **child_window, + gint *root_x, + gint *root_y, + gint *win_x, + gint *win_y, + GdkModifierType *mask) +{ + GdkDisplay *display; + Window xroot_window, xchild_window; + int xroot_x, xroot_y, xwin_x, xwin_y; + unsigned int xmask; + + display = gdk_window_get_display (window); + + if (!XQueryPointer (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + &xroot_window, + &xchild_window, + &xroot_x, + &xroot_y, + &xwin_x, + &xwin_y, + &xmask)) + { + return FALSE; + } + + if (root_window) + *root_window = gdk_window_lookup_for_display (display, xroot_window); + + if (child_window) + *child_window = gdk_window_lookup_for_display (display, xchild_window); + + if (root_x) + *root_x = xroot_x; + + if (root_y) + *root_y = xroot_y; + + if (win_x) + *win_x = xwin_x; + + if (win_y) + *win_y = xwin_y; + + if (mask) + *mask = xmask; + + return TRUE; +} + +static GdkGrabStatus +gdk_device_core_grab (GdkDevice *device, + GdkWindow *window, + gboolean owner_events, + GdkEventMask event_mask, + GdkWindow *confine_to, + GdkCursor *cursor, + guint32 time_) +{ + GdkDisplay *display; + Window xwindow, xconfine_to; + int status; + + display = gdk_device_get_display (device); + + xwindow = GDK_WINDOW_XID (window); + + if (confine_to) + confine_to = _gdk_window_get_impl_window (confine_to); + + if (!confine_to || GDK_WINDOW_DESTROYED (confine_to)) + xconfine_to = None; + else + xconfine_to = GDK_WINDOW_XID (confine_to); + + if (device->source == GDK_SOURCE_KEYBOARD) + { + /* Device is a keyboard */ + status = XGrabKeyboard (GDK_DISPLAY_XDISPLAY (display), + xwindow, + owner_events, + GrabModeAsync, GrabModeAsync, + time_); + } + else + { + Cursor xcursor; + guint xevent_mask; + gint i; + + /* Device is a pointer */ + if (!cursor) + xcursor = None; + else + { + _gdk_x11_cursor_update_theme (cursor); + xcursor = ((GdkCursorPrivate *) cursor)->xcursor; + } + + xevent_mask = 0; + + for (i = 0; i < _gdk_nenvent_masks; i++) + { + if (event_mask & (1 << (i + 1))) + xevent_mask |= _gdk_event_mask_table[i]; + } + + /* We don't want to set a native motion hint mask, as we're emulating motion + * hints. If we set a native one we just wouldn't get any events. + */ + xevent_mask &= ~PointerMotionHintMask; + + status = XGrabPointer (GDK_DISPLAY_XDISPLAY (display), + xwindow, + owner_events, + xevent_mask, + GrabModeAsync, GrabModeAsync, + xconfine_to, + xcursor, + time_); + } + + return _gdk_x11_convert_grab_status (status); +} + +static void +gdk_device_core_ungrab (GdkDevice *device, + guint32 time_) +{ + GdkDisplay *display; + + display = gdk_device_get_display (device); + + if (device->source == GDK_SOURCE_KEYBOARD) + XUngrabKeyboard (GDK_DISPLAY_XDISPLAY (display), time_); + else + XUngrabPointer (GDK_DISPLAY_XDISPLAY (display), time_); +} + +static GdkWindow * +gdk_device_core_window_at_position (GdkDevice *device, + gint *win_x, + gint *win_y, + GdkModifierType *mask, + gboolean get_toplevel) +{ + GdkDisplay *display; + GdkScreen *screen; + Display *xdisplay; + GdkWindow *window; + Window xwindow, root, child, last; + int xroot_x, xroot_y, xwin_x, xwin_y; + unsigned int xmask; + + last = None; + display = gdk_device_get_display (device); + screen = gdk_display_get_default_screen (display); + + /* This function really only works if the mouse pointer is held still + * during its operation. If it moves from one leaf window to another + * than we'll end up with inaccurate values for win_x, win_y + * and the result. + */ + gdk_x11_display_grab (display); + + xdisplay = GDK_SCREEN_XDISPLAY (screen); + xwindow = GDK_SCREEN_XROOTWIN (screen); + + XQueryPointer (xdisplay, xwindow, + &root, &child, + &xroot_x, &xroot_y, + &xwin_x, &xwin_y, + &xmask); + + if (root == xwindow) + xwindow = child; + else + xwindow = root; + + while (xwindow) + { + last = xwindow; + XQueryPointer (xdisplay, xwindow, + &root, &xwindow, + &xroot_x, &xroot_y, + &xwin_x, &xwin_y, + &xmask); + + if (get_toplevel && last != root && + (window = gdk_window_lookup_for_display (display, last)) != NULL && + GDK_WINDOW_TYPE (window) != GDK_WINDOW_FOREIGN) + { + xwindow = last; + break; + } + } + + gdk_x11_display_ungrab (display); + + window = gdk_window_lookup_for_display (display, last); + + if (win_x) + *win_x = (window) ? xwin_x : -1; + + if (win_y) + *win_y = (window) ? xwin_y : -1; + + if (mask) + *mask = xmask; + + return window; +} + +static void +gdk_device_core_select_window_events (GdkDevice *device, + GdkWindow *window, + GdkEventMask event_mask) +{ + GdkEventMask filter_mask, window_mask; + guint xmask = 0; + gint i; + + window_mask = gdk_window_get_events (window); + filter_mask = (GDK_POINTER_MOTION_MASK & + GDK_POINTER_MOTION_HINT_MASK & + GDK_BUTTON_MOTION_MASK & + GDK_BUTTON1_MOTION_MASK & + GDK_BUTTON2_MOTION_MASK & + GDK_BUTTON3_MOTION_MASK & + GDK_BUTTON_PRESS_MASK & + GDK_BUTTON_RELEASE_MASK & + GDK_KEY_PRESS_MASK & + GDK_KEY_RELEASE_MASK & + GDK_ENTER_NOTIFY_MASK & + GDK_LEAVE_NOTIFY_MASK & + GDK_FOCUS_CHANGE_MASK & + GDK_PROXIMITY_IN_MASK & + GDK_PROXIMITY_OUT_MASK & + GDK_SCROLL_MASK); + + /* Filter out non-device events */ + event_mask &= filter_mask; + + /* Unset device events on window mask */ + window_mask &= ~(filter_mask); + + /* Combine masks */ + event_mask |= window_mask; + + for (i = 0; i < _gdk_nenvent_masks; i++) + { + if (event_mask & (1 << (i + 1))) + xmask |= _gdk_event_mask_table[i]; + } + + if (GDK_WINDOW_XID (window) != GDK_WINDOW_XROOTWIN (window)) + xmask |= StructureNotifyMask | PropertyChangeMask; + + XSelectInput (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XWINDOW (window), + xmask); +} diff --git a/gdk/broadway/gdkdevice-broadway.h b/gdk/broadway/gdkdevice-broadway.h new file mode 100644 index 0000000000..9ff65c96ff --- /dev/null +++ b/gdk/broadway/gdkdevice-broadway.h @@ -0,0 +1,52 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef __GDK_DEVICE_BROADWAY_H__ +#define __GDK_DEVICE_BROADWAY_H__ + +#include <gdk/gdkdeviceprivate.h> + +G_BEGIN_DECLS + +#define GDK_TYPE_DEVICE_CORE (gdk_device_core_get_type ()) +#define GDK_DEVICE_CORE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_DEVICE_CORE, GdkDeviceCore)) +#define GDK_DEVICE_CORE_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), GDK_TYPE_DEVICE_CORE, GdkDeviceCoreClass)) +#define GDK_IS_DEVICE_CORE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_DEVICE_CORE)) +#define GDK_IS_DEVICE_CORE_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), GDK_TYPE_DEVICE_CORE)) +#define GDK_DEVICE_CORE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDK_TYPE_DEVICE_CORE, GdkDeviceCoreClass)) + +typedef struct _GdkDeviceCore GdkDeviceCore; +typedef struct _GdkDeviceCoreClass GdkDeviceCoreClass; + +struct _GdkDeviceCore +{ + GdkDevice parent_instance; +}; + +struct _GdkDeviceCoreClass +{ + GdkDeviceClass parent_class; +}; + +G_GNUC_INTERNAL +GType gdk_device_core_get_type (void) G_GNUC_CONST; + +G_END_DECLS + +#endif /* __GDK_DEVICE_BROADWAY_H__ */ diff --git a/gdk/broadway/gdkdevicemanager-broadway.c b/gdk/broadway/gdkdevicemanager-broadway.c new file mode 100644 index 0000000000..7b69bd05f4 --- /dev/null +++ b/gdk/broadway/gdkdevicemanager-broadway.c @@ -0,0 +1,920 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "gdkdevicemanager-broadway.h" + +#include "gdktypes.h" +#include "gdkdevicemanager.h" +#include "gdkeventtranslator.h" +#include "gdkdevice-broadway.h" +#include "gdkkeysyms.h" +#include "gdkprivate-broadway.h" +#include "gdkx.h" + +#ifdef HAVE_XKB +#include <X11/XKBlib.h> +#endif + + +#define HAS_FOCUS(toplevel) \ + ((toplevel)->has_focus || (toplevel)->has_pointer_focus) + +static void gdk_device_manager_core_finalize (GObject *object); +static void gdk_device_manager_core_constructed (GObject *object); + +static GList * gdk_device_manager_core_list_devices (GdkDeviceManager *device_manager, + GdkDeviceType type); +static GdkDevice * gdk_device_manager_core_get_client_pointer (GdkDeviceManager *device_manager); + +static void gdk_device_manager_event_translator_init (GdkEventTranslatorIface *iface); + +static gboolean gdk_device_manager_core_translate_event (GdkEventTranslator *translator, + GdkDisplay *display, + GdkEvent *event, + XEvent *xevent); + + +G_DEFINE_TYPE_WITH_CODE (GdkDeviceManagerCore, gdk_device_manager_core, GDK_TYPE_DEVICE_MANAGER, + G_IMPLEMENT_INTERFACE (GDK_TYPE_EVENT_TRANSLATOR, + gdk_device_manager_event_translator_init)) + +static void +gdk_device_manager_core_class_init (GdkDeviceManagerCoreClass *klass) +{ + GdkDeviceManagerClass *device_manager_class = GDK_DEVICE_MANAGER_CLASS (klass); + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->finalize = gdk_device_manager_core_finalize; + object_class->constructed = gdk_device_manager_core_constructed; + device_manager_class->list_devices = gdk_device_manager_core_list_devices; + device_manager_class->get_client_pointer = gdk_device_manager_core_get_client_pointer; +} + +static void +gdk_device_manager_event_translator_init (GdkEventTranslatorIface *iface) +{ + iface->translate_event = gdk_device_manager_core_translate_event; +} + +static GdkDevice * +create_core_pointer (GdkDeviceManager *device_manager, + GdkDisplay *display) +{ + return g_object_new (GDK_TYPE_DEVICE_CORE, + "name", "Core Pointer", + "type", GDK_DEVICE_TYPE_MASTER, + "input-source", GDK_SOURCE_MOUSE, + "input-mode", GDK_MODE_SCREEN, + "has-cursor", TRUE, + "display", display, + "device-manager", device_manager, + NULL); +} + +static GdkDevice * +create_core_keyboard (GdkDeviceManager *device_manager, + GdkDisplay *display) +{ + return g_object_new (GDK_TYPE_DEVICE_CORE, + "name", "Core Keyboard", + "type", GDK_DEVICE_TYPE_MASTER, + "input-source", GDK_SOURCE_KEYBOARD, + "input-mode", GDK_MODE_SCREEN, + "has-cursor", FALSE, + "display", display, + "device-manager", device_manager, + NULL); +} + +static void +gdk_device_manager_core_init (GdkDeviceManagerCore *device_manager) +{ +} + +static void +gdk_device_manager_core_finalize (GObject *object) +{ + GdkDeviceManagerCore *device_manager_core; + + device_manager_core = GDK_DEVICE_MANAGER_CORE (object); + + g_object_unref (device_manager_core->core_pointer); + g_object_unref (device_manager_core->core_keyboard); + + G_OBJECT_CLASS (gdk_device_manager_core_parent_class)->finalize (object); +} + +static void +gdk_device_manager_core_constructed (GObject *object) +{ + GdkDeviceManagerCore *device_manager; + GdkDisplay *display; + + device_manager = GDK_DEVICE_MANAGER_CORE (object); + display = gdk_device_manager_get_display (GDK_DEVICE_MANAGER (object)); + device_manager->core_pointer = create_core_pointer (GDK_DEVICE_MANAGER (device_manager), display); + device_manager->core_keyboard = create_core_keyboard (GDK_DEVICE_MANAGER (device_manager), display); + + _gdk_device_set_associated_device (device_manager->core_pointer, device_manager->core_keyboard); + _gdk_device_set_associated_device (device_manager->core_keyboard, device_manager->core_pointer); +} + +static void +translate_key_event (GdkDisplay *display, + GdkDeviceManagerCore *device_manager, + GdkEvent *event, + XEvent *xevent) +{ + GdkKeymap *keymap = gdk_keymap_get_for_display (display); + GdkModifierType consumed, state; + gunichar c = 0; + gchar buf[7]; + + event->key.type = xevent->xany.type == KeyPress ? GDK_KEY_PRESS : GDK_KEY_RELEASE; + event->key.time = xevent->xkey.time; + gdk_event_set_device (event, device_manager->core_keyboard); + + event->key.state = (GdkModifierType) xevent->xkey.state; + event->key.group = _gdk_x11_get_group_for_state (display, xevent->xkey.state); + event->key.hardware_keycode = xevent->xkey.keycode; + + event->key.keyval = GDK_KEY_VoidSymbol; + + gdk_keymap_translate_keyboard_state (keymap, + event->key.hardware_keycode, + event->key.state, + event->key.group, + &event->key.keyval, + NULL, NULL, &consumed); + + state = event->key.state & ~consumed; + _gdk_keymap_add_virtual_modifiers_compat (keymap, &state); + event->key.state |= state; + + event->key.is_modifier = _gdk_keymap_key_is_modifier (keymap, event->key.hardware_keycode); + + /* Fill in event->string crudely, since various programs + * depend on it. + */ + event->key.string = NULL; + + if (event->key.keyval != GDK_KEY_VoidSymbol) + c = gdk_keyval_to_unicode (event->key.keyval); + + if (c) + { + gsize bytes_written; + gint len; + + /* Apply the control key - Taken from Xlib + */ + if (event->key.state & GDK_CONTROL_MASK) + { + if ((c >= '@' && c < '\177') || c == ' ') c &= 0x1F; + else if (c == '2') + { + event->key.string = g_memdup ("\0\0", 2); + event->key.length = 1; + buf[0] = '\0'; + goto out; + } + else if (c >= '3' && c <= '7') c -= ('3' - '\033'); + else if (c == '8') c = '\177'; + else if (c == '/') c = '_' & 0x1F; + } + + len = g_unichar_to_utf8 (c, buf); + buf[len] = '\0'; + + event->key.string = g_locale_from_utf8 (buf, len, + NULL, &bytes_written, + NULL); + if (event->key.string) + event->key.length = bytes_written; + } + else if (event->key.keyval == GDK_KEY_Escape) + { + event->key.length = 1; + event->key.string = g_strdup ("\033"); + } + else if (event->key.keyval == GDK_KEY_Return || + event->key.keyval == GDK_KEY_KP_Enter) + { + event->key.length = 1; + event->key.string = g_strdup ("\r"); + } + + if (!event->key.string) + { + event->key.length = 0; + event->key.string = g_strdup (""); + } + + out: +#ifdef G_ENABLE_DEBUG + if (_gdk_debug_flags & GDK_DEBUG_EVENTS) + { + g_message ("%s:\t\twindow: %ld key: %12s %d", + event->type == GDK_KEY_PRESS ? "key press " : "key release", + xevent->xkey.window, + event->key.keyval ? gdk_keyval_name (event->key.keyval) : "(none)", + event->key.keyval); + + if (event->key.length > 0) + g_message ("\t\tlength: %4d string: \"%s\"", + event->key.length, buf); + } +#endif /* G_ENABLE_DEBUG */ + return; +} + +#ifdef G_ENABLE_DEBUG +static const char notify_modes[][19] = { + "NotifyNormal", + "NotifyGrab", + "NotifyUngrab", + "NotifyWhileGrabbed" +}; + +static const char notify_details[][23] = { + "NotifyAncestor", + "NotifyVirtual", + "NotifyInferior", + "NotifyNonlinear", + "NotifyNonlinearVirtual", + "NotifyPointer", + "NotifyPointerRoot", + "NotifyDetailNone" +}; +#endif + +static void +set_user_time (GdkWindow *window, + GdkEvent *event) +{ + g_return_if_fail (event != NULL); + + window = gdk_window_get_toplevel (event->client.window); + g_return_if_fail (GDK_IS_WINDOW (window)); + + /* If an event doesn't have a valid timestamp, we shouldn't use it + * to update the latest user interaction time. + */ + if (gdk_event_get_time (event) != GDK_CURRENT_TIME) + gdk_x11_window_set_user_time (gdk_window_get_toplevel (window), + gdk_event_get_time (event)); +} + +static void +generate_focus_event (GdkDeviceManagerCore *device_manager, + GdkWindow *window, + gboolean in) +{ + GdkEvent *event; + + event = gdk_event_new (GDK_FOCUS_CHANGE); + event->focus_change.window = g_object_ref (window); + event->focus_change.send_event = FALSE; + event->focus_change.in = in; + gdk_event_set_device (event, device_manager->core_keyboard); + + gdk_event_put (event); + gdk_event_free (event); +} + +static gboolean +set_screen_from_root (GdkDisplay *display, + GdkEvent *event, + Window xrootwin) +{ + GdkScreen *screen; + + screen = _gdk_x11_display_screen_for_xrootwin (display, xrootwin); + + if (screen) + { + gdk_event_set_screen (event, screen); + + return TRUE; + } + + return FALSE; +} + +static GdkCrossingMode +translate_crossing_mode (int mode) +{ + switch (mode) + { + case NotifyNormal: + return GDK_CROSSING_NORMAL; + case NotifyGrab: + return GDK_CROSSING_GRAB; + case NotifyUngrab: + return GDK_CROSSING_UNGRAB; + default: + g_assert_not_reached (); + } +} + +static GdkNotifyType +translate_notify_type (int detail) +{ + switch (detail) + { + case NotifyInferior: + return GDK_NOTIFY_INFERIOR; + case NotifyAncestor: + return GDK_NOTIFY_ANCESTOR; + case NotifyVirtual: + return GDK_NOTIFY_VIRTUAL; + case NotifyNonlinear: + return GDK_NOTIFY_NONLINEAR; + case NotifyNonlinearVirtual: + return GDK_NOTIFY_NONLINEAR_VIRTUAL; + default: + g_assert_not_reached (); + } +} + +static gboolean +is_parent_of (GdkWindow *parent, + GdkWindow *child) +{ + GdkWindow *w; + + w = child; + while (w != NULL) + { + if (w == parent) + return TRUE; + + w = gdk_window_get_parent (w); + } + + return FALSE; +} + +static GdkWindow * +get_event_window (GdkEventTranslator *translator, + XEvent *xevent) +{ + GdkDeviceManager *device_manager; + GdkDisplay *display; + GdkWindow *window; + + device_manager = GDK_DEVICE_MANAGER (translator); + display = gdk_device_manager_get_display (device_manager); + window = gdk_window_lookup_for_display (display, xevent->xany.window); + + /* Apply keyboard grabs to non-native windows */ + if (xevent->type == KeyPress || xevent->type == KeyRelease) + { + GdkDeviceGrabInfo *info; + gulong serial; + + serial = _gdk_windowing_window_get_next_serial (display); + info = _gdk_display_has_device_grab (display, + GDK_DEVICE_MANAGER_CORE (device_manager)->core_keyboard, + serial); + if (info && + (!is_parent_of (info->window, window) || + !info->owner_events)) + { + /* Report key event against grab window */ + window = info->window; + } + } + + return window; +} + +static gboolean +gdk_device_manager_core_translate_event (GdkEventTranslator *translator, + GdkDisplay *display, + GdkEvent *event, + XEvent *xevent) +{ + GdkDeviceManagerCore *device_manager; + GdkWindow *window; + GdkWindowObject *window_private; + GdkWindowImplX11 *window_impl = NULL; + gboolean return_val; + GdkToplevelX11 *toplevel = NULL; + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + device_manager = GDK_DEVICE_MANAGER_CORE (translator); + return_val = FALSE; + + window = get_event_window (translator, xevent); + window_private = (GdkWindowObject *) window; + + if (window) + { + if (GDK_WINDOW_DESTROYED (window) || !GDK_IS_WINDOW (window)) + return FALSE; + + toplevel = _gdk_x11_window_get_toplevel (window); + window_impl = GDK_WINDOW_IMPL_X11 (window_private->impl); + g_object_ref (window); + } + + event->any.window = window; + event->any.send_event = xevent->xany.send_event ? TRUE : FALSE; + + if (window_private && GDK_WINDOW_DESTROYED (window)) + { + if (xevent->type != DestroyNotify) + { + return_val = FALSE; + goto done; + } + } + + if (window && + (xevent->type == MotionNotify || + xevent->type == ButtonRelease)) + { + if (_gdk_moveresize_handle_event (xevent)) + { + return_val = FALSE; + goto done; + } + } + + /* We do a "manual" conversion of the XEvent to a + * GdkEvent. The structures are mostly the same so + * the conversion is fairly straightforward. We also + * optionally print debugging info regarding events + * received. + */ + + return_val = TRUE; + + switch (xevent->type) + { + case KeyPress: + if (window_private == NULL) + { + return_val = FALSE; + break; + } + translate_key_event (display, device_manager, event, xevent); + set_user_time (window, event); + break; + + case KeyRelease: + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + /* Emulate detectable auto-repeat by checking to see + * if the next event is a key press with the same + * keycode and timestamp, and if so, ignoring the event. + */ + + if (!display_x11->have_xkb_autorepeat && XPending (xevent->xkey.display)) + { + XEvent next_event; + + XPeekEvent (xevent->xkey.display, &next_event); + + if (next_event.type == KeyPress && + next_event.xkey.keycode == xevent->xkey.keycode && + next_event.xkey.time == xevent->xkey.time) + { + return_val = FALSE; + break; + } + } + + translate_key_event (display, device_manager, event, xevent); + break; + + case ButtonPress: + GDK_NOTE (EVENTS, + g_message ("button press:\t\twindow: %ld x,y: %d %d button: %d", + xevent->xbutton.window, + xevent->xbutton.x, xevent->xbutton.y, + xevent->xbutton.button)); + + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + /* If we get a ButtonPress event where the button is 4 or 5, + it's a Scroll event */ + switch (xevent->xbutton.button) + { + case 4: /* up */ + case 5: /* down */ + case 6: /* left */ + case 7: /* right */ + event->scroll.type = GDK_SCROLL; + + if (xevent->xbutton.button == 4) + event->scroll.direction = GDK_SCROLL_UP; + else if (xevent->xbutton.button == 5) + event->scroll.direction = GDK_SCROLL_DOWN; + else if (xevent->xbutton.button == 6) + event->scroll.direction = GDK_SCROLL_LEFT; + else + event->scroll.direction = GDK_SCROLL_RIGHT; + + event->scroll.window = window; + event->scroll.time = xevent->xbutton.time; + event->scroll.x = (gdouble) xevent->xbutton.x; + event->scroll.y = (gdouble) xevent->xbutton.y; + event->scroll.x_root = (gdouble) xevent->xbutton.x_root; + event->scroll.y_root = (gdouble) xevent->xbutton.y_root; + event->scroll.state = (GdkModifierType) xevent->xbutton.state; + event->scroll.device = device_manager->core_pointer; + + if (!set_screen_from_root (display, event, xevent->xbutton.root)) + { + return_val = FALSE; + break; + } + + break; + + default: + event->button.type = GDK_BUTTON_PRESS; + event->button.window = window; + event->button.time = xevent->xbutton.time; + event->button.x = (gdouble) xevent->xbutton.x; + event->button.y = (gdouble) xevent->xbutton.y; + event->button.x_root = (gdouble) xevent->xbutton.x_root; + event->button.y_root = (gdouble) xevent->xbutton.y_root; + event->button.axes = NULL; + event->button.state = (GdkModifierType) xevent->xbutton.state; + event->button.button = xevent->xbutton.button; + event->button.device = device_manager->core_pointer; + + if (!set_screen_from_root (display, event, xevent->xbutton.root)) + return_val = FALSE; + + break; + } + + set_user_time (window, event); + + break; + + case ButtonRelease: + GDK_NOTE (EVENTS, + g_message ("button release:\twindow: %ld x,y: %d %d button: %d", + xevent->xbutton.window, + xevent->xbutton.x, xevent->xbutton.y, + xevent->xbutton.button)); + + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + /* We treat button presses as scroll wheel events, so ignore the release */ + if (xevent->xbutton.button == 4 || xevent->xbutton.button == 5 || + xevent->xbutton.button == 6 || xevent->xbutton.button == 7) + { + return_val = FALSE; + break; + } + + event->button.type = GDK_BUTTON_RELEASE; + event->button.window = window; + event->button.time = xevent->xbutton.time; + event->button.x = (gdouble) xevent->xbutton.x; + event->button.y = (gdouble) xevent->xbutton.y; + event->button.x_root = (gdouble) xevent->xbutton.x_root; + event->button.y_root = (gdouble) xevent->xbutton.y_root; + event->button.axes = NULL; + event->button.state = (GdkModifierType) xevent->xbutton.state; + event->button.button = xevent->xbutton.button; + event->button.device = device_manager->core_pointer; + + if (!set_screen_from_root (display, event, xevent->xbutton.root)) + return_val = FALSE; + + break; + + case MotionNotify: + GDK_NOTE (EVENTS, + g_message ("motion notify:\t\twindow: %ld x,y: %d %d hint: %s", + xevent->xmotion.window, + xevent->xmotion.x, xevent->xmotion.y, + (xevent->xmotion.is_hint) ? "true" : "false")); + + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + event->motion.type = GDK_MOTION_NOTIFY; + event->motion.window = window; + event->motion.time = xevent->xmotion.time; + event->motion.x = (gdouble) xevent->xmotion.x; + event->motion.y = (gdouble) xevent->xmotion.y; + event->motion.x_root = (gdouble) xevent->xmotion.x_root; + event->motion.y_root = (gdouble) xevent->xmotion.y_root; + event->motion.axes = NULL; + event->motion.state = (GdkModifierType) xevent->xmotion.state; + event->motion.is_hint = xevent->xmotion.is_hint; + event->motion.device = device_manager->core_pointer; + + if (!set_screen_from_root (display, event, xevent->xbutton.root)) + { + return_val = FALSE; + break; + } + + break; + + case EnterNotify: + GDK_NOTE (EVENTS, + g_message ("enter notify:\t\twindow: %ld detail: %d subwin: %ld", + xevent->xcrossing.window, + xevent->xcrossing.detail, + xevent->xcrossing.subwindow)); + + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + if (!set_screen_from_root (display, event, xevent->xbutton.root)) + { + return_val = FALSE; + break; + } + + event->crossing.type = GDK_ENTER_NOTIFY; + event->crossing.window = window; + gdk_event_set_device (event, device_manager->core_pointer); + + /* If the subwindow field of the XEvent is non-NULL, then + * lookup the corresponding GdkWindow. + */ + if (xevent->xcrossing.subwindow != None) + event->crossing.subwindow = gdk_window_lookup_for_display (display, xevent->xcrossing.subwindow); + else + event->crossing.subwindow = NULL; + + event->crossing.time = xevent->xcrossing.time; + event->crossing.x = (gdouble) xevent->xcrossing.x; + event->crossing.y = (gdouble) xevent->xcrossing.y; + event->crossing.x_root = (gdouble) xevent->xcrossing.x_root; + event->crossing.y_root = (gdouble) xevent->xcrossing.y_root; + + event->crossing.mode = translate_crossing_mode (xevent->xcrossing.mode); + event->crossing.detail = translate_notify_type (xevent->xcrossing.detail); + + event->crossing.focus = xevent->xcrossing.focus; + event->crossing.state = xevent->xcrossing.state; + + break; + + case LeaveNotify: + GDK_NOTE (EVENTS, + g_message ("leave notify:\t\twindow: %ld detail: %d subwin: %ld", + xevent->xcrossing.window, + xevent->xcrossing.detail, xevent->xcrossing.subwindow)); + + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + if (!set_screen_from_root (display, event, xevent->xbutton.root)) + { + return_val = FALSE; + break; + } + + event->crossing.type = GDK_LEAVE_NOTIFY; + event->crossing.window = window; + gdk_event_set_device (event, device_manager->core_pointer); + + /* If the subwindow field of the XEvent is non-NULL, then + * lookup the corresponding GdkWindow. + */ + if (xevent->xcrossing.subwindow != None) + event->crossing.subwindow = gdk_window_lookup_for_display (display, xevent->xcrossing.subwindow); + else + event->crossing.subwindow = NULL; + + event->crossing.time = xevent->xcrossing.time; + event->crossing.x = (gdouble) xevent->xcrossing.x; + event->crossing.y = (gdouble) xevent->xcrossing.y; + event->crossing.x_root = (gdouble) xevent->xcrossing.x_root; + event->crossing.y_root = (gdouble) xevent->xcrossing.y_root; + + event->crossing.mode = translate_crossing_mode (xevent->xcrossing.mode); + event->crossing.detail = translate_notify_type (xevent->xcrossing.detail); + + event->crossing.focus = xevent->xcrossing.focus; + event->crossing.state = xevent->xcrossing.state; + + break; + + /* We only care about focus events that indicate that _this_ + * window (not a ancestor or child) got or lost the focus + */ + case FocusIn: + GDK_NOTE (EVENTS, + g_message ("focus in:\t\twindow: %ld, detail: %s, mode: %s", + xevent->xfocus.window, + notify_details[xevent->xfocus.detail], + notify_modes[xevent->xfocus.mode])); + + if (toplevel) + { + gboolean had_focus = HAS_FOCUS (toplevel); + + switch (xevent->xfocus.detail) + { + case NotifyAncestor: + case NotifyVirtual: + /* When the focus moves from an ancestor of the window to + * the window or a descendent of the window, *and* the + * pointer is inside the window, then we were previously + * receiving keystroke events in the has_pointer_focus + * case and are now receiving them in the + * has_focus_window case. + */ + if (toplevel->has_pointer && + xevent->xfocus.mode != NotifyGrab && + xevent->xfocus.mode != NotifyUngrab) + toplevel->has_pointer_focus = FALSE; + + /* fall through */ + case NotifyNonlinear: + case NotifyNonlinearVirtual: + if (xevent->xfocus.mode != NotifyGrab && + xevent->xfocus.mode != NotifyUngrab) + toplevel->has_focus_window = TRUE; + /* We pretend that the focus moves to the grab + * window, so we pay attention to NotifyGrab + * NotifyUngrab, and ignore NotifyWhileGrabbed + */ + if (xevent->xfocus.mode != NotifyWhileGrabbed) + toplevel->has_focus = TRUE; + break; + case NotifyPointer: + /* The X server sends NotifyPointer/NotifyGrab, + * but the pointer focus is ignored while a + * grab is in effect + */ + if (xevent->xfocus.mode != NotifyGrab && + xevent->xfocus.mode != NotifyUngrab) + toplevel->has_pointer_focus = TRUE; + break; + case NotifyInferior: + case NotifyPointerRoot: + case NotifyDetailNone: + break; + } + + if (HAS_FOCUS (toplevel) != had_focus) + generate_focus_event (device_manager, window, TRUE); + } + break; + case FocusOut: + GDK_NOTE (EVENTS, + g_message ("focus out:\t\twindow: %ld, detail: %s, mode: %s", + xevent->xfocus.window, + notify_details[xevent->xfocus.detail], + notify_modes[xevent->xfocus.mode])); + + if (toplevel) + { + gboolean had_focus = HAS_FOCUS (toplevel); + + switch (xevent->xfocus.detail) + { + case NotifyAncestor: + case NotifyVirtual: + /* When the focus moves from the window or a descendent + * of the window to an ancestor of the window, *and* the + * pointer is inside the window, then we were previously + * receiving keystroke events in the has_focus_window + * case and are now receiving them in the + * has_pointer_focus case. + */ + if (toplevel->has_pointer && + xevent->xfocus.mode != NotifyGrab && + xevent->xfocus.mode != NotifyUngrab) + toplevel->has_pointer_focus = TRUE; + + /* fall through */ + case NotifyNonlinear: + case NotifyNonlinearVirtual: + if (xevent->xfocus.mode != NotifyGrab && + xevent->xfocus.mode != NotifyUngrab) + toplevel->has_focus_window = FALSE; + if (xevent->xfocus.mode != NotifyWhileGrabbed) + toplevel->has_focus = FALSE; + break; + case NotifyPointer: + if (xevent->xfocus.mode != NotifyGrab && + xevent->xfocus.mode != NotifyUngrab) + toplevel->has_pointer_focus = FALSE; + break; + case NotifyInferior: + case NotifyPointerRoot: + case NotifyDetailNone: + break; + } + + if (HAS_FOCUS (toplevel) != had_focus) + generate_focus_event (device_manager, window, FALSE); + } + break; + + default: + return_val = FALSE; + } + + done: + if (return_val) + { + if (event->any.window) + g_object_ref (event->any.window); + + if (((event->any.type == GDK_ENTER_NOTIFY) || + (event->any.type == GDK_LEAVE_NOTIFY)) && + (event->crossing.subwindow != NULL)) + g_object_ref (event->crossing.subwindow); + } + else + { + /* Mark this event as having no resources to be freed */ + event->any.window = NULL; + event->any.type = GDK_NOTHING; + } + + if (window) + g_object_unref (window); + + return return_val; +} + +static GList * +gdk_device_manager_core_list_devices (GdkDeviceManager *device_manager, + GdkDeviceType type) +{ + GdkDeviceManagerCore *device_manager_core; + GList *devices = NULL; + + if (type == GDK_DEVICE_TYPE_MASTER) + { + device_manager_core = (GdkDeviceManagerCore *) device_manager; + devices = g_list_prepend (devices, device_manager_core->core_keyboard); + devices = g_list_prepend (devices, device_manager_core->core_pointer); + } + + return devices; +} + +static GdkDevice * +gdk_device_manager_core_get_client_pointer (GdkDeviceManager *device_manager) +{ + GdkDeviceManagerCore *device_manager_core; + + device_manager_core = (GdkDeviceManagerCore *) device_manager; + return device_manager_core->core_pointer; +} + +GdkDeviceManager * +_gdk_device_manager_new (GdkDisplay *display) +{ + return g_object_new (GDK_TYPE_DEVICE_MANAGER_CORE, + "display", display, + NULL); +} diff --git a/gdk/broadway/gdkdevicemanager-broadway.h b/gdk/broadway/gdkdevicemanager-broadway.h new file mode 100644 index 0000000000..50ea91d34d --- /dev/null +++ b/gdk/broadway/gdkdevicemanager-broadway.h @@ -0,0 +1,54 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef __GDK_DEVICE_MANAGER_BROADWAY_H__ +#define __GDK_DEVICE_MANAGER_BROADWAY_H__ + +#include <gdk/gdkdevicemanager.h> + +G_BEGIN_DECLS + +#define GDK_TYPE_DEVICE_MANAGER_CORE (gdk_device_manager_core_get_type ()) +#define GDK_DEVICE_MANAGER_CORE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_DEVICE_MANAGER_CORE, GdkDeviceManagerCore)) +#define GDK_DEVICE_MANAGER_CORE_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), GDK_TYPE_DEVICE_MANAGER_CORE, GdkDeviceManagerCoreClass)) +#define GDK_IS_DEVICE_MANAGER_CORE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_DEVICE_MANAGER_CORE)) +#define GDK_IS_DEVICE_MANAGER_CORE_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), GDK_TYPE_DEVICE_MANAGER_CORE)) +#define GDK_DEVICE_MANAGER_CORE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDK_TYPE_DEVICE_MANAGER_CORE, GdkDeviceManagerCoreClass)) + +typedef struct _GdkDeviceManagerCore GdkDeviceManagerCore; +typedef struct _GdkDeviceManagerCoreClass GdkDeviceManagerCoreClass; + +struct _GdkDeviceManagerCore +{ + GdkDeviceManager parent_object; + GdkDevice *core_pointer; + GdkDevice *core_keyboard; +}; + +struct _GdkDeviceManagerCoreClass +{ + GdkDeviceManagerClass parent_class; +}; + +GType gdk_device_manager_core_get_type (void) G_GNUC_CONST; + + +G_END_DECLS + +#endif /* __GDK_DEVICE_MANAGER_BROADWAY_H__ */ diff --git a/gdk/broadway/gdkdisplay-broadway.c b/gdk/broadway/gdkdisplay-broadway.c new file mode 100644 index 0000000000..8a8e1ba176 --- /dev/null +++ b/gdk/broadway/gdkdisplay-broadway.c @@ -0,0 +1,2977 @@ +/* GDK - The GIMP Drawing Kit + * gdkdisplay-x11.c + * + * Copyright 2001 Sun Microsystems Inc. + * Copyright (C) 2004 Nokia Corporation + * + * Erwann Chenede <erwann.chenede@sun.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "gdkdisplay-broadway.h" + +#include "gdkx.h" +#include "gdkasync.h" +#include "gdkdisplay.h" +#include "gdkeventsource.h" +#include "gdkeventtranslator.h" +#include "gdkscreen.h" +#include "gdkscreen-broadway.h" +#include "gdkinternals.h" +#include "gdkdeviceprivate.h" +#include "gdkdevicemanager.h" +#include "xsettings-client.h" + +#include <glib.h> +#include <glib/gprintf.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> +#include <unistd.h> + +#include <X11/Xatom.h> + +#ifdef HAVE_XKB +#include <X11/XKBlib.h> +#endif + +#ifdef HAVE_XFIXES +#include <X11/extensions/Xfixes.h> +#endif + +#include <X11/extensions/shape.h> + +#ifdef HAVE_XCOMPOSITE +#include <X11/extensions/Xcomposite.h> +#endif + +#ifdef HAVE_XDAMAGE +#include <X11/extensions/Xdamage.h> +#endif + +#ifdef HAVE_RANDR +#include <X11/extensions/Xrandr.h> +#endif + +typedef struct _GdkErrorTrap GdkErrorTrap; + +struct _GdkErrorTrap +{ + /* Next sequence when trap was pushed, i.e. first sequence to + * ignore + */ + gulong start_sequence; + + /* Next sequence when trap was popped, i.e. first sequence + * to not ignore. 0 if trap is still active. + */ + gulong end_sequence; + + /* Most recent error code within the sequence */ + int error_code; +}; + +static void gdk_display_x11_dispose (GObject *object); +static void gdk_display_x11_finalize (GObject *object); + +static void gdk_display_x11_event_translator_init (GdkEventTranslatorIface *iface); + +static gboolean gdk_display_x11_translate_event (GdkEventTranslator *translator, + GdkDisplay *display, + GdkEvent *event, + XEvent *xevent); + +#ifdef HAVE_X11R6 +static void gdk_internal_connection_watch (Display *display, + XPointer arg, + gint fd, + gboolean opening, + XPointer *watch_data); +#endif /* HAVE_X11R6 */ + +typedef struct _GdkEventTypeX11 GdkEventTypeX11; + +struct _GdkEventTypeX11 +{ + gint base; + gint n_events; +}; + +/* Note that we never *directly* use WM_LOCALE_NAME, WM_PROTOCOLS, + * but including them here has the side-effect of getting them + * into the internal Xlib cache + */ +static const char *const precache_atoms[] = { + "UTF8_STRING", + "WM_CLIENT_LEADER", + "WM_DELETE_WINDOW", + "WM_ICON_NAME", + "WM_LOCALE_NAME", + "WM_NAME", + "WM_PROTOCOLS", + "WM_TAKE_FOCUS", + "WM_WINDOW_ROLE", + "_NET_ACTIVE_WINDOW", + "_NET_CURRENT_DESKTOP", + "_NET_FRAME_EXTENTS", + "_NET_STARTUP_ID", + "_NET_WM_CM_S0", + "_NET_WM_DESKTOP", + "_NET_WM_ICON", + "_NET_WM_ICON_NAME", + "_NET_WM_NAME", + "_NET_WM_PID", + "_NET_WM_PING", + "_NET_WM_STATE", + "_NET_WM_STATE_ABOVE", + "_NET_WM_STATE_BELOW", + "_NET_WM_STATE_FULLSCREEN", + "_NET_WM_STATE_MODAL", + "_NET_WM_STATE_MAXIMIZED_VERT", + "_NET_WM_STATE_MAXIMIZED_HORZ", + "_NET_WM_STATE_SKIP_TASKBAR", + "_NET_WM_STATE_SKIP_PAGER", + "_NET_WM_STATE_STICKY", + "_NET_WM_SYNC_REQUEST", + "_NET_WM_SYNC_REQUEST_COUNTER", + "_NET_WM_WINDOW_TYPE", + "_NET_WM_WINDOW_TYPE_NORMAL", + "_NET_WM_USER_TIME", + "_NET_VIRTUAL_ROOTS" +}; + +G_DEFINE_TYPE_WITH_CODE (GdkDisplayX11, _gdk_display_x11, GDK_TYPE_DISPLAY, + G_IMPLEMENT_INTERFACE (GDK_TYPE_EVENT_TRANSLATOR, + gdk_display_x11_event_translator_init)) + + +static void +_gdk_display_x11_class_init (GdkDisplayX11Class * class) +{ + GObjectClass *object_class = G_OBJECT_CLASS (class); + + object_class->dispose = gdk_display_x11_dispose; + object_class->finalize = gdk_display_x11_finalize; +} + +static void +_gdk_display_x11_init (GdkDisplayX11 *display) +{ +} + +static void +gdk_display_x11_event_translator_init (GdkEventTranslatorIface *iface) +{ + iface->translate_event = gdk_display_x11_translate_event; +} + +static void +do_net_wm_state_changes (GdkWindow *window) +{ + GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); + GdkWindowState old_state; + + if (GDK_WINDOW_DESTROYED (window) || + gdk_window_get_window_type (window) != GDK_WINDOW_TOPLEVEL) + return; + + old_state = gdk_window_get_state (window); + + /* For found_sticky to remain TRUE, we have to also be on desktop + * 0xFFFFFFFF + */ + if (old_state & GDK_WINDOW_STATE_STICKY) + { + if (!(toplevel->have_sticky && toplevel->on_all_desktops)) + gdk_synthesize_window_state (window, + GDK_WINDOW_STATE_STICKY, + 0); + } + else + { + if (toplevel->have_sticky || toplevel->on_all_desktops) + gdk_synthesize_window_state (window, + 0, + GDK_WINDOW_STATE_STICKY); + } + + if (old_state & GDK_WINDOW_STATE_FULLSCREEN) + { + if (!toplevel->have_fullscreen) + gdk_synthesize_window_state (window, + GDK_WINDOW_STATE_FULLSCREEN, + 0); + } + else + { + if (toplevel->have_fullscreen) + gdk_synthesize_window_state (window, + 0, + GDK_WINDOW_STATE_FULLSCREEN); + } + + /* Our "maximized" means both vertical and horizontal; if only one, + * we don't expose that via GDK + */ + if (old_state & GDK_WINDOW_STATE_MAXIMIZED) + { + if (!(toplevel->have_maxvert && toplevel->have_maxhorz)) + gdk_synthesize_window_state (window, + GDK_WINDOW_STATE_MAXIMIZED, + 0); + } + else + { + if (toplevel->have_maxvert && toplevel->have_maxhorz) + gdk_synthesize_window_state (window, + 0, + GDK_WINDOW_STATE_MAXIMIZED); + } +} + +static void +gdk_check_wm_desktop_changed (GdkWindow *window) +{ + GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); + GdkDisplay *display = GDK_WINDOW_DISPLAY (window); + + Atom type; + gint format; + gulong nitems; + gulong bytes_after; + guchar *data; + gulong *desktop; + + type = None; + gdk_error_trap_push (); + XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP"), + 0, G_MAXLONG, False, XA_CARDINAL, &type, + &format, &nitems, + &bytes_after, &data); + gdk_error_trap_pop_ignored (); + + if (type != None) + { + desktop = (gulong *)data; + toplevel->on_all_desktops = (*desktop == 0xFFFFFFFF); + XFree (desktop); + } + else + toplevel->on_all_desktops = FALSE; + + do_net_wm_state_changes (window); +} + +static void +gdk_check_wm_state_changed (GdkWindow *window) +{ + GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); + GdkDisplay *display = GDK_WINDOW_DISPLAY (window); + + Atom type; + gint format; + gulong nitems; + gulong bytes_after; + guchar *data; + Atom *atoms = NULL; + gulong i; + + gboolean had_sticky = toplevel->have_sticky; + + toplevel->have_sticky = FALSE; + toplevel->have_maxvert = FALSE; + toplevel->have_maxhorz = FALSE; + toplevel->have_fullscreen = FALSE; + + type = None; + gdk_error_trap_push (); + XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE"), + 0, G_MAXLONG, False, XA_ATOM, &type, &format, &nitems, + &bytes_after, &data); + gdk_error_trap_pop_ignored (); + + if (type != None) + { + Atom sticky_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_STICKY"); + Atom maxvert_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_MAXIMIZED_VERT"); + Atom maxhorz_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_MAXIMIZED_HORZ"); + Atom fullscreen_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_FULLSCREEN"); + + atoms = (Atom *)data; + + i = 0; + while (i < nitems) + { + if (atoms[i] == sticky_atom) + toplevel->have_sticky = TRUE; + else if (atoms[i] == maxvert_atom) + toplevel->have_maxvert = TRUE; + else if (atoms[i] == maxhorz_atom) + toplevel->have_maxhorz = TRUE; + else if (atoms[i] == fullscreen_atom) + toplevel->have_fullscreen = TRUE; + + ++i; + } + + XFree (atoms); + } + + /* When have_sticky is turned on, we have to check the DESKTOP property + * as well. + */ + if (toplevel->have_sticky && !had_sticky) + gdk_check_wm_desktop_changed (window); + else + do_net_wm_state_changes (window); +} + +static GdkWindow * +get_event_window (GdkEventTranslator *translator, + XEvent *xevent) +{ + GdkDisplay *display; + Window xwindow; + + display = (GdkDisplay *) translator; + + switch (xevent->type) + { + case DestroyNotify: + xwindow = xevent->xdestroywindow.window; + break; + case UnmapNotify: + xwindow = xevent->xunmap.window; + break; + case MapNotify: + xwindow = xevent->xmap.window; + break; + case ConfigureNotify: + xwindow = xevent->xconfigure.window; + break; + default: + xwindow = xevent->xany.window; + } + + return gdk_window_lookup_for_display (display, xwindow); +} + +static gboolean +gdk_display_x11_translate_event (GdkEventTranslator *translator, + GdkDisplay *display, + GdkEvent *event, + XEvent *xevent) +{ + GdkWindow *window; + GdkWindowObject *window_private; + GdkWindowImplX11 *window_impl = NULL; + GdkScreen *screen = NULL; + GdkScreenX11 *screen_x11 = NULL; + GdkToplevelX11 *toplevel = NULL; + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + gboolean return_val; + Window xwindow = None; + + /* Find the GdkWindow that this event relates to. + * Basically this means substructure events + * are reported same as structure events + */ + window = get_event_window (translator, xevent); + window_private = (GdkWindowObject *) window; + + if (window) + { + /* We may receive events such as NoExpose/GraphicsExpose + * and ShmCompletion for pixmaps + */ + if (!GDK_IS_WINDOW (window)) + return FALSE; + + screen = GDK_WINDOW_SCREEN (window); + screen_x11 = GDK_SCREEN_X11 (screen); + toplevel = _gdk_x11_window_get_toplevel (window); + window_impl = GDK_WINDOW_IMPL_X11 (window_private->impl); + xwindow = GDK_WINDOW_XID (window); + + g_object_ref (window); + } + + event->any.window = window; + event->any.send_event = xevent->xany.send_event ? TRUE : FALSE; + + if (window_private && GDK_WINDOW_DESTROYED (window)) + { + if (xevent->type != DestroyNotify) + { + return_val = FALSE; + goto done; + } + } + + if (xevent->type == DestroyNotify) + { + int i, n; + + n = gdk_display_get_n_screens (display); + for (i = 0; i < n; i++) + { + screen = gdk_display_get_screen (display, i); + screen_x11 = GDK_SCREEN_X11 (screen); + + if (screen_x11->wmspec_check_window == xwindow) + { + screen_x11->wmspec_check_window = None; + screen_x11->last_wmspec_check_time = 0; + g_free (screen_x11->window_manager_name); + screen_x11->window_manager_name = g_strdup ("unknown"); + + /* careful, reentrancy */ + _gdk_x11_screen_window_manager_changed (screen); + + return_val = FALSE; + goto done; + } + } + } + + /* We do a "manual" conversion of the XEvent to a + * GdkEvent. The structures are mostly the same so + * the conversion is fairly straightforward. We also + * optionally print debugging info regarding events + * received. + */ + + return_val = TRUE; + + switch (xevent->type) + { + case KeymapNotify: + GDK_NOTE (EVENTS, + g_message ("keymap notify")); + + /* Not currently handled */ + return_val = FALSE; + break; + + case Expose: + GDK_NOTE (EVENTS, + g_message ("expose:\t\twindow: %ld %d x,y: %d %d w,h: %d %d%s", + xevent->xexpose.window, xevent->xexpose.count, + xevent->xexpose.x, xevent->xexpose.y, + xevent->xexpose.width, xevent->xexpose.height, + event->any.send_event ? " (send)" : "")); + + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + { + GdkRectangle expose_rect; + + expose_rect.x = xevent->xexpose.x; + expose_rect.y = xevent->xexpose.y; + expose_rect.width = xevent->xexpose.width; + expose_rect.height = xevent->xexpose.height; + + _gdk_window_process_expose (window, xevent->xexpose.serial, &expose_rect); + return_val = FALSE; + } + + break; + + case GraphicsExpose: + { + GdkRectangle expose_rect; + + GDK_NOTE (EVENTS, + g_message ("graphics expose:\tdrawable: %ld", + xevent->xgraphicsexpose.drawable)); + + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + expose_rect.x = xevent->xgraphicsexpose.x; + expose_rect.y = xevent->xgraphicsexpose.y; + expose_rect.width = xevent->xgraphicsexpose.width; + expose_rect.height = xevent->xgraphicsexpose.height; + + _gdk_window_process_expose (window, xevent->xgraphicsexpose.serial, &expose_rect); + return_val = FALSE; + } + break; + + case NoExpose: + GDK_NOTE (EVENTS, + g_message ("no expose:\t\tdrawable: %ld", + xevent->xnoexpose.drawable)); + + event->no_expose.type = GDK_NO_EXPOSE; + event->no_expose.window = window; + + break; + + case VisibilityNotify: +#ifdef G_ENABLE_DEBUG + if (_gdk_debug_flags & GDK_DEBUG_EVENTS) + switch (xevent->xvisibility.state) + { + case VisibilityFullyObscured: + g_message ("visibility notify:\twindow: %ld none", + xevent->xvisibility.window); + break; + case VisibilityPartiallyObscured: + g_message ("visibility notify:\twindow: %ld partial", + xevent->xvisibility.window); + break; + case VisibilityUnobscured: + g_message ("visibility notify:\twindow: %ld full", + xevent->xvisibility.window); + break; + } +#endif /* G_ENABLE_DEBUG */ + + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + event->visibility.type = GDK_VISIBILITY_NOTIFY; + event->visibility.window = window; + + switch (xevent->xvisibility.state) + { + case VisibilityFullyObscured: + event->visibility.state = GDK_VISIBILITY_FULLY_OBSCURED; + break; + + case VisibilityPartiallyObscured: + event->visibility.state = GDK_VISIBILITY_PARTIAL; + break; + + case VisibilityUnobscured: + event->visibility.state = GDK_VISIBILITY_UNOBSCURED; + break; + } + + break; + + case CreateNotify: + GDK_NOTE (EVENTS, + g_message ("create notify:\twindow: %ld x,y: %d %d w,h: %d %d b-w: %d parent: %ld ovr: %d", + xevent->xcreatewindow.window, + xevent->xcreatewindow.x, + xevent->xcreatewindow.y, + xevent->xcreatewindow.width, + xevent->xcreatewindow.height, + xevent->xcreatewindow.border_width, + xevent->xcreatewindow.parent, + xevent->xcreatewindow.override_redirect)); + /* not really handled */ + break; + + case DestroyNotify: + GDK_NOTE (EVENTS, + g_message ("destroy notify:\twindow: %ld", + xevent->xdestroywindow.window)); + + /* Ignore DestroyNotify from SubstructureNotifyMask */ + if (xevent->xdestroywindow.window == xevent->xdestroywindow.event) + { + event->any.type = GDK_DESTROY; + event->any.window = window; + + return_val = window_private && !GDK_WINDOW_DESTROYED (window); + + if (window && GDK_WINDOW_XID (window) != screen_x11->xroot_window) + gdk_window_destroy_notify (window); + } + else + return_val = FALSE; + + break; + + case UnmapNotify: + GDK_NOTE (EVENTS, + g_message ("unmap notify:\t\twindow: %ld", + xevent->xmap.window)); + + event->any.type = GDK_UNMAP; + event->any.window = window; + + /* If we are shown (not withdrawn) and get an unmap, it means we + * were iconified in the X sense. If we are withdrawn, and get + * an unmap, it means we hid the window ourselves, so we + * will have already flipped the iconified bit off. + */ + if (window) + { + if (GDK_WINDOW_IS_MAPPED (window)) + gdk_synthesize_window_state (window, + 0, + GDK_WINDOW_STATE_ICONIFIED); + + _gdk_xgrab_check_unmap (window, xevent->xany.serial); + } + + break; + + case MapNotify: + GDK_NOTE (EVENTS, + g_message ("map notify:\t\twindow: %ld", + xevent->xmap.window)); + + event->any.type = GDK_MAP; + event->any.window = window; + + /* Unset iconified if it was set */ + if (window && (((GdkWindowObject*)window)->state & GDK_WINDOW_STATE_ICONIFIED)) + gdk_synthesize_window_state (window, + GDK_WINDOW_STATE_ICONIFIED, + 0); + + break; + + case ReparentNotify: + GDK_NOTE (EVENTS, + g_message ("reparent notify:\twindow: %ld x,y: %d %d parent: %ld ovr: %d", + xevent->xreparent.window, + xevent->xreparent.x, + xevent->xreparent.y, + xevent->xreparent.parent, + xevent->xreparent.override_redirect)); + + /* Not currently handled */ + return_val = FALSE; + break; + + case ConfigureNotify: + GDK_NOTE (EVENTS, + g_message ("configure notify:\twindow: %ld x,y: %d %d w,h: %d %d b-w: %d above: %ld ovr: %d%s", + xevent->xconfigure.window, + xevent->xconfigure.x, + xevent->xconfigure.y, + xevent->xconfigure.width, + xevent->xconfigure.height, + xevent->xconfigure.border_width, + xevent->xconfigure.above, + xevent->xconfigure.override_redirect, + !window + ? " (discarding)" + : GDK_WINDOW_TYPE (window) == GDK_WINDOW_CHILD + ? " (discarding child)" + : xevent->xconfigure.event != xevent->xconfigure.window + ? " (discarding substructure)" + : "")); + if (window && GDK_WINDOW_TYPE (window) == GDK_WINDOW_ROOT) + { + window_private->width = xevent->xconfigure.width; + window_private->height = xevent->xconfigure.height; + + _gdk_window_update_size (window); + _gdk_x11_drawable_update_size (window_private->impl); + _gdk_x11_screen_size_changed (screen, xevent); + } + +#ifdef HAVE_XSYNC + if (toplevel && display_x11->use_sync && !XSyncValueIsZero (toplevel->pending_counter_value)) + { + toplevel->current_counter_value = toplevel->pending_counter_value; + XSyncIntToValue (&toplevel->pending_counter_value, 0); + } +#endif + + if (!window || + xevent->xconfigure.event != xevent->xconfigure.window || + GDK_WINDOW_TYPE (window) == GDK_WINDOW_CHILD || + GDK_WINDOW_TYPE (window) == GDK_WINDOW_ROOT) + return_val = FALSE; + else + { + event->configure.type = GDK_CONFIGURE; + event->configure.window = window; + event->configure.width = xevent->xconfigure.width; + event->configure.height = xevent->xconfigure.height; + + if (!xevent->xconfigure.send_event && + !xevent->xconfigure.override_redirect && + !GDK_WINDOW_DESTROYED (window)) + { + gint tx = 0; + gint ty = 0; + Window child_window = 0; + + gdk_error_trap_push (); + if (XTranslateCoordinates (GDK_DRAWABLE_XDISPLAY (window), + GDK_DRAWABLE_XID (window), + screen_x11->xroot_window, + 0, 0, + &tx, &ty, + &child_window)) + { + event->configure.x = tx; + event->configure.y = ty; + } + gdk_error_trap_pop_ignored (); + } + else + { + event->configure.x = xevent->xconfigure.x; + event->configure.y = xevent->xconfigure.y; + } + window_private->x = event->configure.x; + window_private->y = event->configure.y; + window_private->width = xevent->xconfigure.width; + window_private->height = xevent->xconfigure.height; + + _gdk_window_update_size (window); + _gdk_x11_drawable_update_size (window_private->impl); + + if (window_private->resize_count >= 1) + { + window_private->resize_count -= 1; + + if (window_private->resize_count == 0) + _gdk_moveresize_configure_done (display, window); + } + } + break; + + case PropertyNotify: + GDK_NOTE (EVENTS, + g_message ("property notify:\twindow: %ld, atom(%ld): %s%s%s", + xevent->xproperty.window, + xevent->xproperty.atom, + "\"", + gdk_x11_get_xatom_name_for_display (display, xevent->xproperty.atom), + "\"")); + + if (window_private == NULL) + { + return_val = FALSE; + break; + } + + /* We compare with the serial of the last time we mapped the + * window to avoid refetching properties that we set ourselves + */ + if (toplevel && + xevent->xproperty.serial >= toplevel->map_serial) + { + if (xevent->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE")) + gdk_check_wm_state_changed (window); + + if (xevent->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP")) + gdk_check_wm_desktop_changed (window); + } + + if (window_private->event_mask & GDK_PROPERTY_CHANGE_MASK) + { + event->property.type = GDK_PROPERTY_NOTIFY; + event->property.window = window; + event->property.atom = gdk_x11_xatom_to_atom_for_display (display, xevent->xproperty.atom); + event->property.time = xevent->xproperty.time; + event->property.state = xevent->xproperty.state; + } + else + return_val = FALSE; + + break; + + case SelectionClear: + GDK_NOTE (EVENTS, + g_message ("selection clear:\twindow: %ld", + xevent->xproperty.window)); + + if (_gdk_selection_filter_clear_event (&xevent->xselectionclear)) + { + event->selection.type = GDK_SELECTION_CLEAR; + event->selection.window = window; + event->selection.selection = gdk_x11_xatom_to_atom_for_display (display, xevent->xselectionclear.selection); + event->selection.time = xevent->xselectionclear.time; + } + else + return_val = FALSE; + + break; + + case SelectionRequest: + GDK_NOTE (EVENTS, + g_message ("selection request:\twindow: %ld", + xevent->xproperty.window)); + + event->selection.type = GDK_SELECTION_REQUEST; + event->selection.window = window; + event->selection.selection = gdk_x11_xatom_to_atom_for_display (display, xevent->xselectionrequest.selection); + event->selection.target = gdk_x11_xatom_to_atom_for_display (display, xevent->xselectionrequest.target); + event->selection.property = gdk_x11_xatom_to_atom_for_display (display, xevent->xselectionrequest.property); + event->selection.requestor = xevent->xselectionrequest.requestor; + event->selection.time = xevent->xselectionrequest.time; + + break; + + case SelectionNotify: + GDK_NOTE (EVENTS, + g_message ("selection notify:\twindow: %ld", + xevent->xproperty.window)); + + event->selection.type = GDK_SELECTION_NOTIFY; + event->selection.window = window; + event->selection.selection = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.selection); + event->selection.target = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.target); + if (xevent->xselection.property == None) + event->selection.property = GDK_NONE; + else + event->selection.property = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.property); + event->selection.time = xevent->xselection.time; + + break; + + case ColormapNotify: + GDK_NOTE (EVENTS, + g_message ("colormap notify:\twindow: %ld", + xevent->xcolormap.window)); + + /* Not currently handled */ + return_val = FALSE; + break; + + case ClientMessage: + { + GList *tmp_list; + GdkFilterReturn result = GDK_FILTER_CONTINUE; + GdkAtom message_type = gdk_x11_xatom_to_atom_for_display (display, xevent->xclient.message_type); + + GDK_NOTE (EVENTS, + g_message ("client message:\twindow: %ld", + xevent->xclient.window)); + + tmp_list = display_x11->client_filters; + while (tmp_list) + { + GdkClientFilter *filter = tmp_list->data; + tmp_list = tmp_list->next; + + if (filter->type == message_type) + { + result = (*filter->function) (xevent, event, filter->data); + if (result != GDK_FILTER_CONTINUE) + break; + } + } + + switch (result) + { + case GDK_FILTER_REMOVE: + return_val = FALSE; + break; + case GDK_FILTER_TRANSLATE: + return_val = TRUE; + break; + case GDK_FILTER_CONTINUE: + /* Send unknown ClientMessage's on to Gtk for it to use */ + if (window_private == NULL) + { + return_val = FALSE; + } + else + { + event->client.type = GDK_CLIENT_EVENT; + event->client.window = window; + event->client.message_type = message_type; + event->client.data_format = xevent->xclient.format; + memcpy(&event->client.data, &xevent->xclient.data, + sizeof(event->client.data)); + } + break; + } + } + + break; + + case MappingNotify: + GDK_NOTE (EVENTS, + g_message ("mapping notify")); + + /* Let XLib know that there is a new keyboard mapping. + */ + XRefreshKeyboardMapping (&xevent->xmapping); + _gdk_keymap_keys_changed (display); + return_val = FALSE; + break; + + default: +#ifdef HAVE_XFIXES + if (xevent->type - display_x11->xfixes_event_base == XFixesSelectionNotify) + { + XFixesSelectionNotifyEvent *selection_notify = (XFixesSelectionNotifyEvent *)xevent; + + _gdk_x11_screen_process_owner_change (screen, xevent); + + event->owner_change.type = GDK_OWNER_CHANGE; + event->owner_change.window = window; + event->owner_change.owner = selection_notify->owner; + event->owner_change.reason = selection_notify->subtype; + event->owner_change.selection = + gdk_x11_xatom_to_atom_for_display (display, + selection_notify->selection); + event->owner_change.time = selection_notify->timestamp; + event->owner_change.selection_time = selection_notify->selection_timestamp; + + return_val = TRUE; + } + else +#endif +#ifdef HAVE_RANDR + if (xevent->type - display_x11->xrandr_event_base == RRScreenChangeNotify || + xevent->type - display_x11->xrandr_event_base == RRNotify) + { + if (screen) + _gdk_x11_screen_size_changed (screen, xevent); + } + else +#endif +#if defined(HAVE_XCOMPOSITE) && defined (HAVE_XDAMAGE) && defined (HAVE_XFIXES) + if (display_x11->have_xdamage && window_private && window_private->composited && + xevent->type == display_x11->xdamage_event_base + XDamageNotify && + ((XDamageNotifyEvent *) xevent)->damage == window_impl->damage) + { + XDamageNotifyEvent *damage_event = (XDamageNotifyEvent *) xevent; + XserverRegion repair; + GdkRectangle rect; + + rect.x = window_private->x + damage_event->area.x; + rect.y = window_private->y + damage_event->area.y; + rect.width = damage_event->area.width; + rect.height = damage_event->area.height; + + repair = XFixesCreateRegion (display_x11->xdisplay, + &damage_event->area, 1); + XDamageSubtract (display_x11->xdisplay, + window_impl->damage, + repair, None); + XFixesDestroyRegion (display_x11->xdisplay, repair); + + if (window_private->parent != NULL) + _gdk_window_process_expose (GDK_WINDOW (window_private->parent), + damage_event->serial, &rect); + + return_val = TRUE; + } + else +#endif +#ifdef HAVE_XKB + if (xevent->type == display_x11->xkb_event_type) + { + XkbEvent *xkb_event = (XkbEvent *) xevent; + + switch (xkb_event->any.xkb_type) + { + case XkbNewKeyboardNotify: + case XkbMapNotify: + _gdk_keymap_keys_changed (display); + + return_val = FALSE; + break; + + case XkbStateNotify: + _gdk_keymap_state_changed (display, xevent); + break; + } + } + else +#endif + return_val = FALSE; + } + + done: + if (return_val) + { + if (event->any.window) + g_object_ref (event->any.window); + } + else + { + /* Mark this event as having no resources to be freed */ + event->any.window = NULL; + event->any.type = GDK_NOTHING; + } + + if (window) + g_object_unref (window); + + return return_val; +} + +static GdkFilterReturn +gdk_wm_protocols_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + XEvent *xevent = (XEvent *)xev; + GdkWindow *win = event->any.window; + GdkDisplay *display; + Atom atom; + + if (!win) + return GDK_FILTER_REMOVE; + + display = GDK_WINDOW_DISPLAY (win); + atom = (Atom)xevent->xclient.data.l[0]; + + if (atom == gdk_x11_get_xatom_by_name_for_display (display, "WM_DELETE_WINDOW")) + { + /* The delete window request specifies a window + * to delete. We don't actually destroy the + * window because "it is only a request". (The + * window might contain vital data that the + * program does not want destroyed). Instead + * the event is passed along to the program, + * which should then destroy the window. + */ + GDK_NOTE (EVENTS, + g_message ("delete window:\t\twindow: %ld", + xevent->xclient.window)); + + event->any.type = GDK_DELETE; + + gdk_x11_window_set_user_time (win, xevent->xclient.data.l[1]); + + return GDK_FILTER_TRANSLATE; + } + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "WM_TAKE_FOCUS")) + { + GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (event->any.window); + GdkWindowObject *private = (GdkWindowObject *)win; + + /* There is no way of knowing reliably whether we are viewable; + * _gdk_x11_set_input_focus_safe() traps errors asynchronously. + */ + if (toplevel && private->accept_focus) + _gdk_x11_set_input_focus_safe (display, toplevel->focus_window, + RevertToParent, + xevent->xclient.data.l[1]); + + return GDK_FILTER_REMOVE; + } + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_PING") && + !_gdk_x11_display_is_root_window (display, + xevent->xclient.window)) + { + XClientMessageEvent xclient = xevent->xclient; + + xclient.window = GDK_WINDOW_XROOTWIN (win); + XSendEvent (GDK_WINDOW_XDISPLAY (win), + xclient.window, + False, + SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient); + + return GDK_FILTER_REMOVE; + } + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_SYNC_REQUEST") && + GDK_DISPLAY_X11 (display)->use_sync) + { + GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (event->any.window); + if (toplevel) + { +#ifdef HAVE_XSYNC + XSyncIntsToValue (&toplevel->pending_counter_value, + xevent->xclient.data.l[2], + xevent->xclient.data.l[3]); +#endif + } + return GDK_FILTER_REMOVE; + } + + return GDK_FILTER_CONTINUE; +} + +static void +_gdk_event_init (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11; + GdkDeviceManager *device_manager; + + display_x11 = GDK_DISPLAY_X11 (display); + display_x11->event_source = gdk_event_source_new (display); + + gdk_event_source_add_translator ((GdkEventSource *) display_x11->event_source, + GDK_EVENT_TRANSLATOR (display)); + + device_manager = gdk_display_get_device_manager (display); + gdk_event_source_add_translator ((GdkEventSource *) display_x11->event_source, + GDK_EVENT_TRANSLATOR (device_manager)); + + gdk_display_add_client_message_filter (display, + gdk_atom_intern_static_string ("WM_PROTOCOLS"), + gdk_wm_protocols_filter, + NULL); +} + +static void +_gdk_input_init (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11; + GdkDeviceManager *device_manager; + GdkDevice *device; + GList *list, *l; + + display_x11 = GDK_DISPLAY_X11 (display); + device_manager = gdk_display_get_device_manager (display); + + /* For backwards compatibility, just add + * floating devices that are not keyboards. + */ + list = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING); + + for (l = list; l; l = l->next) + { + device = l->data; + + if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD) + continue; + + display_x11->input_devices = g_list_prepend (display_x11->input_devices, + g_object_ref (l->data)); + } + + g_list_free (list); + + /* Now set "core" pointer to the first + * master device that is a pointer. + */ + list = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER); + + for (l = list; l; l = l->next) + { + device = list->data; + + if (gdk_device_get_source (device) != GDK_SOURCE_MOUSE) + continue; + + display->core_pointer = device; + break; + } + + /* Add the core pointer to the devices list */ + display_x11->input_devices = g_list_prepend (display_x11->input_devices, + g_object_ref (display->core_pointer)); + + g_list_free (list); +} + +/** + * gdk_display_open: + * @display_name: the name of the display to open + * @returns: a #GdkDisplay, or %NULL if the display + * could not be opened. + * + * Opens a display. + * + * Since: 2.2 + */ +GdkDisplay * +gdk_display_open (const gchar *display_name) +{ + Display *xdisplay; + GdkDisplay *display; + GdkDisplayX11 *display_x11; + GdkWindowAttr attr; + gint argc; + gchar *argv[1]; + const char *sm_client_id; + + XClassHint *class_hint; + gulong pid; + gint i; + gint ignore; + gint maj, min; + + xdisplay = XOpenDisplay (display_name); + if (!xdisplay) + return NULL; + + display = g_object_new (GDK_TYPE_DISPLAY_X11, NULL); + display_x11 = GDK_DISPLAY_X11 (display); + + display_x11->xdisplay = xdisplay; + +#ifdef HAVE_X11R6 + /* Set up handlers for Xlib internal connections */ + XAddConnectionWatch (xdisplay, gdk_internal_connection_watch, NULL); +#endif /* HAVE_X11R6 */ + + _gdk_x11_precache_atoms (display, precache_atoms, G_N_ELEMENTS (precache_atoms)); + + /* RandR must be initialized before we initialize the screens */ + display_x11->have_randr13 = FALSE; +#ifdef HAVE_RANDR + if (XRRQueryExtension (display_x11->xdisplay, + &display_x11->xrandr_event_base, &ignore)) + { + int major, minor; + + XRRQueryVersion (display_x11->xdisplay, &major, &minor); + + if ((major == 1 && minor >= 3) || major > 1) + display_x11->have_randr13 = TRUE; + + gdk_x11_register_standard_event_type (display, display_x11->xrandr_event_base, RRNumberEvents); + } +#endif + + /* initialize the display's screens */ + display_x11->screens = g_new (GdkScreen *, ScreenCount (display_x11->xdisplay)); + for (i = 0; i < ScreenCount (display_x11->xdisplay); i++) + display_x11->screens[i] = _gdk_x11_screen_new (display, i); + + /* We need to initialize events after we have the screen + * structures in places + */ + for (i = 0; i < ScreenCount (display_x11->xdisplay); i++) + _gdk_screen_x11_events_init (display_x11->screens[i]); + + /*set the default screen */ + display_x11->default_screen = display_x11->screens[DefaultScreen (display_x11->xdisplay)]; + + display->device_manager = _gdk_device_manager_new (display); + + _gdk_event_init (display); + + attr.window_type = GDK_WINDOW_TOPLEVEL; + attr.wclass = GDK_INPUT_OUTPUT; + attr.x = 10; + attr.y = 10; + attr.width = 10; + attr.height = 10; + attr.event_mask = 0; + + display_x11->leader_gdk_window = gdk_window_new (GDK_SCREEN_X11 (display_x11->default_screen)->root_window, + &attr, GDK_WA_X | GDK_WA_Y); + (_gdk_x11_window_get_toplevel (display_x11->leader_gdk_window))->is_leader = TRUE; + + display_x11->leader_window = GDK_WINDOW_XID (display_x11->leader_gdk_window); + + display_x11->leader_window_title_set = FALSE; + +#ifdef HAVE_XFIXES + if (XFixesQueryExtension (display_x11->xdisplay, + &display_x11->xfixes_event_base, + &ignore)) + { + display_x11->have_xfixes = TRUE; + + gdk_x11_register_standard_event_type (display, + display_x11->xfixes_event_base, + XFixesNumberEvents); + } + else +#endif + display_x11->have_xfixes = FALSE; + +#ifdef HAVE_XCOMPOSITE + if (XCompositeQueryExtension (display_x11->xdisplay, + &ignore, &ignore)) + { + int major, minor; + + XCompositeQueryVersion (display_x11->xdisplay, &major, &minor); + + /* Prior to Composite version 0.4, composited windows clipped their + * parents, so you had to use IncludeInferiors to draw to the parent + * This isn't useful for our purposes, so require 0.4 + */ + display_x11->have_xcomposite = major > 0 || (major == 0 && minor >= 4); + } + else +#endif + display_x11->have_xcomposite = FALSE; + +#ifdef HAVE_XDAMAGE + if (XDamageQueryExtension (display_x11->xdisplay, + &display_x11->xdamage_event_base, + &ignore)) + { + display_x11->have_xdamage = TRUE; + + gdk_x11_register_standard_event_type (display, + display_x11->xdamage_event_base, + XDamageNumberEvents); + } + else +#endif + display_x11->have_xdamage = FALSE; + + display_x11->have_shapes = FALSE; + display_x11->have_input_shapes = FALSE; + + if (XShapeQueryExtension (GDK_DISPLAY_XDISPLAY (display), &display_x11->shape_event_base, &ignore)) + { + display_x11->have_shapes = TRUE; +#ifdef ShapeInput + if (XShapeQueryVersion (GDK_DISPLAY_XDISPLAY (display), &maj, &min)) + display_x11->have_input_shapes = (maj == 1 && min >= 1); +#endif + } + + display_x11->trusted_client = TRUE; + { + Window root, child; + int rootx, rooty, winx, winy; + unsigned int xmask; + + gdk_error_trap_push (); + XQueryPointer (display_x11->xdisplay, + GDK_SCREEN_X11 (display_x11->default_screen)->xroot_window, + &root, &child, &rootx, &rooty, &winx, &winy, &xmask); + if (G_UNLIKELY (gdk_error_trap_pop () == BadWindow)) + { + g_warning ("Connection to display %s appears to be untrusted. Pointer and keyboard grabs and inter-client communication may not work as expected.", gdk_display_get_name (display)); + display_x11->trusted_client = FALSE; + } + } + + if (_gdk_synchronize) + XSynchronize (display_x11->xdisplay, True); + + class_hint = XAllocClassHint(); + class_hint->res_name = g_get_prgname (); + + class_hint->res_class = (char *)gdk_get_program_class (); + + /* XmbSetWMProperties sets the RESOURCE_NAME environment variable + * from argv[0], so we just synthesize an argument array here. + */ + argc = 1; + argv[0] = g_get_prgname (); + + XmbSetWMProperties (display_x11->xdisplay, + display_x11->leader_window, + NULL, NULL, argv, argc, NULL, NULL, + class_hint); + XFree (class_hint); + + sm_client_id = _gdk_get_sm_client_id (); + if (sm_client_id) + _gdk_windowing_display_set_sm_client_id (display, sm_client_id); + + pid = getpid (); + XChangeProperty (display_x11->xdisplay, + display_x11->leader_window, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_PID"), + XA_CARDINAL, 32, PropModeReplace, (guchar *) & pid, 1); + + /* We don't yet know a valid time. */ + display_x11->user_time = 0; + +#ifdef HAVE_XKB + { + gint xkb_major = XkbMajorVersion; + gint xkb_minor = XkbMinorVersion; + if (XkbLibraryVersion (&xkb_major, &xkb_minor)) + { + xkb_major = XkbMajorVersion; + xkb_minor = XkbMinorVersion; + + if (XkbQueryExtension (display_x11->xdisplay, + NULL, &display_x11->xkb_event_type, NULL, + &xkb_major, &xkb_minor)) + { + Bool detectable_autorepeat_supported; + + display_x11->use_xkb = TRUE; + + XkbSelectEvents (display_x11->xdisplay, + XkbUseCoreKbd, + XkbNewKeyboardNotifyMask | XkbMapNotifyMask | XkbStateNotifyMask, + XkbNewKeyboardNotifyMask | XkbMapNotifyMask | XkbStateNotifyMask); + + /* keep this in sync with _gdk_keymap_state_changed() */ + XkbSelectEventDetails (display_x11->xdisplay, + XkbUseCoreKbd, XkbStateNotify, + XkbAllStateComponentsMask, + XkbGroupLockMask|XkbModifierLockMask); + + XkbSetDetectableAutoRepeat (display_x11->xdisplay, + True, + &detectable_autorepeat_supported); + + GDK_NOTE (MISC, g_message ("Detectable autorepeat %s.", + detectable_autorepeat_supported ? + "supported" : "not supported")); + + display_x11->have_xkb_autorepeat = detectable_autorepeat_supported; + } + } + } +#endif + + display_x11->use_sync = FALSE; +#ifdef HAVE_XSYNC + { + int major, minor; + int error_base, event_base; + + if (XSyncQueryExtension (display_x11->xdisplay, + &event_base, &error_base) && + XSyncInitialize (display_x11->xdisplay, + &major, &minor)) + display_x11->use_sync = TRUE; + } +#endif + + _gdk_input_init (display); + _gdk_dnd_init (display); + + for (i = 0; i < ScreenCount (display_x11->xdisplay); i++) + _gdk_x11_screen_setup (display_x11->screens[i]); + + g_signal_emit_by_name (display, "opened"); + g_signal_emit_by_name (gdk_display_manager_get (), "display-opened", display); + + return display; +} + +#ifdef HAVE_X11R6 +/* + * XLib internal connection handling + */ +typedef struct _GdkInternalConnection GdkInternalConnection; + +struct _GdkInternalConnection +{ + gint fd; + GSource *source; + Display *display; +}; + +static gboolean +process_internal_connection (GIOChannel *gioc, + GIOCondition cond, + gpointer data) +{ + GdkInternalConnection *connection = (GdkInternalConnection *)data; + + GDK_THREADS_ENTER (); + + XProcessInternalConnection ((Display*)connection->display, connection->fd); + + GDK_THREADS_LEAVE (); + + return TRUE; +} + +gulong +_gdk_windowing_window_get_next_serial (GdkDisplay *display) +{ + return NextRequest (GDK_DISPLAY_XDISPLAY (display)); +} + + +static GdkInternalConnection * +gdk_add_connection_handler (Display *display, + guint fd) +{ + GIOChannel *io_channel; + GdkInternalConnection *connection; + + connection = g_new (GdkInternalConnection, 1); + + connection->fd = fd; + connection->display = display; + + io_channel = g_io_channel_unix_new (fd); + + connection->source = g_io_create_watch (io_channel, G_IO_IN); + g_source_set_callback (connection->source, + (GSourceFunc)process_internal_connection, connection, NULL); + g_source_attach (connection->source, NULL); + + g_io_channel_unref (io_channel); + + return connection; +} + +static void +gdk_remove_connection_handler (GdkInternalConnection *connection) +{ + g_source_destroy (connection->source); + g_free (connection); +} + +static void +gdk_internal_connection_watch (Display *display, + XPointer arg, + gint fd, + gboolean opening, + XPointer *watch_data) +{ + if (opening) + *watch_data = (XPointer)gdk_add_connection_handler (display, fd); + else + gdk_remove_connection_handler ((GdkInternalConnection *)*watch_data); +} +#endif /* HAVE_X11R6 */ + +/** + * gdk_display_get_name: + * @display: a #GdkDisplay + * + * Gets the name of the display. + * + * Returns: a string representing the display name. This string is owned + * by GDK and should not be modified or freed. + * + * Since: 2.2 + */ +G_CONST_RETURN gchar * +gdk_display_get_name (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + return (gchar *) DisplayString (GDK_DISPLAY_X11 (display)->xdisplay); +} + +/** + * gdk_display_get_n_screens: + * @display: a #GdkDisplay + * + * Gets the number of screen managed by the @display. + * + * Returns: number of screens. + * + * Since: 2.2 + */ +gint +gdk_display_get_n_screens (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), 0); + + return ScreenCount (GDK_DISPLAY_X11 (display)->xdisplay); +} + +/** + * gdk_display_get_screen: + * @display: a #GdkDisplay + * @screen_num: the screen number + * + * Returns a screen object for one of the screens of the display. + * + * Returns: the #GdkScreen object + * + * Since: 2.2 + */ +GdkScreen * +gdk_display_get_screen (GdkDisplay *display, + gint screen_num) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + g_return_val_if_fail (ScreenCount (GDK_DISPLAY_X11 (display)->xdisplay) > screen_num, NULL); + + return GDK_DISPLAY_X11 (display)->screens[screen_num]; +} + +/** + * gdk_display_get_default_screen: + * @display: a #GdkDisplay + * + * Get the default #GdkScreen for @display. + * + * Returns: the default #GdkScreen object for @display + * + * Since: 2.2 + */ +GdkScreen * +gdk_display_get_default_screen (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + return GDK_DISPLAY_X11 (display)->default_screen; +} + +gboolean +_gdk_x11_display_is_root_window (GdkDisplay *display, + Window xroot_window) +{ + GdkDisplayX11 *display_x11; + gint i; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE); + + display_x11 = GDK_DISPLAY_X11 (display); + + for (i = 0; i < ScreenCount (display_x11->xdisplay); i++) + { + if (GDK_SCREEN_XROOTWIN (display_x11->screens[i]) == xroot_window) + return TRUE; + } + return FALSE; +} + +struct XPointerUngrabInfo { + GdkDisplay *display; + guint32 time; +}; + +static void +device_ungrab_callback (GdkDisplay *display, + gpointer data, + gulong serial) +{ + GdkDevice *device = data; + + _gdk_display_device_grab_update (display, device, serial); +} + + +#define XSERVER_TIME_IS_LATER(time1, time2) \ + ( (( time1 > time2 ) && ( time1 - time2 < ((guint32)-1)/2 )) || \ + (( time1 < time2 ) && ( time2 - time1 > ((guint32)-1)/2 )) \ + ) + +/** + * gdk_device_ungrab: + * @device: a #GdkDevice + * @time_: a timestap (e.g. %GDK_CURRENT_TIME). + * + * Release any grab on @device. + * + * Since: 3.0 + */ +void +gdk_device_ungrab (GdkDevice *device, + guint32 time_) +{ + GdkDisplay *display; + Display *xdisplay; + GdkDeviceGrabInfo *grab; + unsigned long serial; + + g_return_if_fail (GDK_IS_DEVICE (device)); + + display = gdk_device_get_display (device); + xdisplay = GDK_DISPLAY_XDISPLAY (display); + + serial = NextRequest (xdisplay); + + GDK_DEVICE_GET_CLASS (device)->ungrab (device, time_); + XFlush (xdisplay); + + grab = _gdk_display_get_last_device_grab (display, device); + if (grab && + (time_ == GDK_CURRENT_TIME || + grab->time == GDK_CURRENT_TIME || + !XSERVER_TIME_IS_LATER (grab->time, time_))) + { + grab->serial_end = serial; + _gdk_x11_roundtrip_async (display, + device_ungrab_callback, + device); + } +} + +/** + * gdk_display_beep: + * @display: a #GdkDisplay + * + * Emits a short beep on @display + * + * Since: 2.2 + */ +void +gdk_display_beep (GdkDisplay *display) +{ + g_return_if_fail (GDK_IS_DISPLAY (display)); + +#ifdef HAVE_XKB + XkbBell (GDK_DISPLAY_XDISPLAY (display), None, 0, None); +#else + XBell (GDK_DISPLAY_XDISPLAY (display), 0); +#endif +} + +/** + * gdk_display_sync: + * @display: a #GdkDisplay + * + * Flushes any requests queued for the windowing system and waits until all + * requests have been handled. This is often used for making sure that the + * display is synchronized with the current state of the program. Calling + * gdk_display_sync() before gdk_error_trap_pop() makes sure that any errors + * generated from earlier requests are handled before the error trap is + * removed. + * + * This is most useful for X11. On windowing systems where requests are + * handled synchronously, this function will do nothing. + * + * Since: 2.2 + */ +void +gdk_display_sync (GdkDisplay *display) +{ + g_return_if_fail (GDK_IS_DISPLAY (display)); + + XSync (GDK_DISPLAY_XDISPLAY (display), False); +} + +/** + * gdk_display_flush: + * @display: a #GdkDisplay + * + * Flushes any requests queued for the windowing system; this happens automatically + * when the main loop blocks waiting for new events, but if your application + * is drawing without returning control to the main loop, you may need + * to call this function explicitely. A common case where this function + * needs to be called is when an application is executing drawing commands + * from a thread other than the thread where the main loop is running. + * + * This is most useful for X11. On windowing systems where requests are + * handled synchronously, this function will do nothing. + * + * Since: 2.4 + */ +void +gdk_display_flush (GdkDisplay *display) +{ + g_return_if_fail (GDK_IS_DISPLAY (display)); + + if (!display->closed) + XFlush (GDK_DISPLAY_XDISPLAY (display)); +} + +/** + * gdk_display_get_default_group: + * @display: a #GdkDisplay + * + * Returns the default group leader window for all toplevel windows + * on @display. This window is implicitly created by GDK. + * See gdk_window_set_group(). + * + * Return value: The default group leader window for @display + * + * Since: 2.4 + **/ +GdkWindow * +gdk_display_get_default_group (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + return GDK_DISPLAY_X11 (display)->leader_gdk_window; +} + +/** + * gdk_x11_display_grab: + * @display: a #GdkDisplay + * + * Call XGrabServer() on @display. + * To ungrab the display again, use gdk_x11_display_ungrab(). + * + * gdk_x11_display_grab()/gdk_x11_display_ungrab() calls can be nested. + * + * Since: 2.2 + **/ +void +gdk_x11_display_grab (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11; + + g_return_if_fail (GDK_IS_DISPLAY (display)); + + display_x11 = GDK_DISPLAY_X11 (display); + + if (display_x11->grab_count == 0) + XGrabServer (display_x11->xdisplay); + display_x11->grab_count++; +} + +/** + * gdk_x11_display_ungrab: + * @display: a #GdkDisplay + * + * Ungrab @display after it has been grabbed with + * gdk_x11_display_grab(). + * + * Since: 2.2 + **/ +void +gdk_x11_display_ungrab (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11; + + g_return_if_fail (GDK_IS_DISPLAY (display)); + + display_x11 = GDK_DISPLAY_X11 (display);; + g_return_if_fail (display_x11->grab_count > 0); + + display_x11->grab_count--; + if (display_x11->grab_count == 0) + { + XUngrabServer (display_x11->xdisplay); + XFlush (display_x11->xdisplay); + } +} + +static void +gdk_display_x11_dispose (GObject *object) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (object); + gint i; + + g_list_foreach (display_x11->input_devices, (GFunc) g_object_run_dispose, NULL); + + for (i = 0; i < ScreenCount (display_x11->xdisplay); i++) + _gdk_screen_close (display_x11->screens[i]); + + if (display_x11->event_source) + { + g_source_destroy (display_x11->event_source); + g_source_unref (display_x11->event_source); + display_x11->event_source = NULL; + } + + G_OBJECT_CLASS (_gdk_display_x11_parent_class)->dispose (object); +} + +static void +gdk_display_x11_finalize (GObject *object) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (object); + gint i; + + /* Keymap */ + if (display_x11->keymap) + g_object_unref (display_x11->keymap); + + /* Free motif Dnd */ + if (display_x11->motif_target_lists) + { + for (i = 0; i < display_x11->motif_n_target_lists; i++) + g_list_free (display_x11->motif_target_lists[i]); + g_free (display_x11->motif_target_lists); + } + + _gdk_x11_cursor_display_finalize (GDK_DISPLAY_OBJECT(display_x11)); + + /* Atom Hashtable */ + g_hash_table_destroy (display_x11->atom_from_virtual); + g_hash_table_destroy (display_x11->atom_to_virtual); + + /* Leader Window */ + XDestroyWindow (display_x11->xdisplay, display_x11->leader_window); + + /* list of filters for client messages */ + g_list_foreach (display_x11->client_filters, (GFunc) g_free, NULL); + g_list_free (display_x11->client_filters); + + /* List of event window extraction functions */ + g_slist_foreach (display_x11->event_types, (GFunc)g_free, NULL); + g_slist_free (display_x11->event_types); + + /* input GdkDevice list */ + g_list_foreach (display_x11->input_devices, (GFunc) g_object_unref, NULL); + g_list_free (display_x11->input_devices); + + /* input GdkWindow list */ + g_list_foreach (display_x11->input_windows, (GFunc) g_free, NULL); + g_list_free (display_x11->input_windows); + + /* Free all GdkScreens */ + for (i = 0; i < ScreenCount (display_x11->xdisplay); i++) + g_object_unref (display_x11->screens[i]); + g_free (display_x11->screens); + + g_free (display_x11->startup_notification_id); + + /* X ID hashtable */ + g_hash_table_destroy (display_x11->xid_ht); + + XCloseDisplay (display_x11->xdisplay); + + /* error traps */ + while (display_x11->error_traps != NULL) + { + GdkErrorTrap *trap = display_x11->error_traps->data; + + display_x11->error_traps = + g_slist_delete_link (display_x11->error_traps, + display_x11->error_traps); + + if (trap->end_sequence == 0) + g_warning ("Display finalized with an unpopped error trap"); + + g_slice_free (GdkErrorTrap, trap); + } + + G_OBJECT_CLASS (_gdk_display_x11_parent_class)->finalize (object); +} + +/** + * gdk_x11_lookup_xdisplay: + * @xdisplay: a pointer to an X Display + * + * Find the #GdkDisplay corresponding to @display, if any exists. + * + * Return value: the #GdkDisplay, if found, otherwise %NULL. + * + * Since: 2.2 + **/ +GdkDisplay * +gdk_x11_lookup_xdisplay (Display *xdisplay) +{ + GSList *tmp_list; + + for (tmp_list = _gdk_displays; tmp_list; tmp_list = tmp_list->next) + { + if (GDK_DISPLAY_XDISPLAY (tmp_list->data) == xdisplay) + return tmp_list->data; + } + + return NULL; +} + +/** + * _gdk_x11_display_screen_for_xrootwin: + * @display: a #GdkDisplay + * @xrootwin: window ID for one of of the screen's of the display. + * + * Given the root window ID of one of the screen's of a #GdkDisplay, + * finds the screen. + * + * Return value: the #GdkScreen corresponding to @xrootwin, or %NULL. + **/ +GdkScreen * +_gdk_x11_display_screen_for_xrootwin (GdkDisplay *display, + Window xrootwin) +{ + gint i; + + for (i = 0; i < ScreenCount (GDK_DISPLAY_X11 (display)->xdisplay); i++) + { + GdkScreen *screen = gdk_display_get_screen (display, i); + if (GDK_SCREEN_XROOTWIN (screen) == xrootwin) + return screen; + } + + return NULL; +} + +/** + * gdk_x11_display_get_xdisplay: + * @display: a #GdkDisplay + * @returns: an X display. + * + * Returns the X display of a #GdkDisplay. + * + * Since: 2.2 + */ +Display * +gdk_x11_display_get_xdisplay (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + return GDK_DISPLAY_X11 (display)->xdisplay; +} + +void +_gdk_windowing_set_default_display (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + const gchar *startup_id; + + if (!display) + return; + + g_free (display_x11->startup_notification_id); + display_x11->startup_notification_id = NULL; + + startup_id = g_getenv ("DESKTOP_STARTUP_ID"); + if (startup_id && *startup_id != '\0') + { + if (!g_utf8_validate (startup_id, -1, NULL)) + g_warning ("DESKTOP_STARTUP_ID contains invalid UTF-8"); + else + gdk_x11_display_set_startup_notification_id (display, startup_id); + + /* Clear the environment variable so it won't be inherited by + * child processes and confuse things. + */ + g_unsetenv ("DESKTOP_STARTUP_ID"); + } +} + +static void +broadcast_xmessage (GdkDisplay *display, + const char *message_type, + const char *message_type_begin, + const char *message) +{ + Display *xdisplay = GDK_DISPLAY_XDISPLAY (display); + GdkScreen *screen = gdk_display_get_default_screen (display); + GdkWindow *root_window = gdk_screen_get_root_window (screen); + Window xroot_window = GDK_WINDOW_XID (root_window); + + Atom type_atom; + Atom type_atom_begin; + Window xwindow; + + if (!G_LIKELY (GDK_DISPLAY_X11 (display)->trusted_client)) + return; + + { + XSetWindowAttributes attrs; + + attrs.override_redirect = True; + attrs.event_mask = PropertyChangeMask | StructureNotifyMask; + + xwindow = + XCreateWindow (xdisplay, + xroot_window, + -100, -100, 1, 1, + 0, + CopyFromParent, + CopyFromParent, + (Visual *)CopyFromParent, + CWOverrideRedirect | CWEventMask, + &attrs); + } + + type_atom = gdk_x11_get_xatom_by_name_for_display (display, + message_type); + type_atom_begin = gdk_x11_get_xatom_by_name_for_display (display, + message_type_begin); + + { + XClientMessageEvent xclient; + const char *src; + const char *src_end; + char *dest; + char *dest_end; + + memset(&xclient, 0, sizeof (xclient)); + xclient.type = ClientMessage; + xclient.message_type = type_atom_begin; + xclient.display =xdisplay; + xclient.window = xwindow; + xclient.format = 8; + + src = message; + src_end = message + strlen (message) + 1; /* +1 to include nul byte */ + + while (src != src_end) + { + dest = &xclient.data.b[0]; + dest_end = dest + 20; + + while (dest != dest_end && + src != src_end) + { + *dest = *src; + ++dest; + ++src; + } + + while (dest != dest_end) + { + *dest = 0; + ++dest; + } + + XSendEvent (xdisplay, + xroot_window, + False, + PropertyChangeMask, + (XEvent *)&xclient); + + xclient.message_type = type_atom; + } + } + + XDestroyWindow (xdisplay, xwindow); + XFlush (xdisplay); +} + +/** + * gdk_x11_display_broadcast_startup_message: + * @display: a #GdkDisplay + * @message_type: startup notification message type ("new", "change", + * or "remove") + * @...: a list of key/value pairs (as strings), terminated by a + * %NULL key. (A %NULL value for a key will cause that key to be + * skipped in the output.) + * + * Sends a startup notification message of type @message_type to + * @display. + * + * This is a convenience function for use by code that implements the + * freedesktop startup notification specification. Applications should + * not normally need to call it directly. See the <ulink + * url="http://standards.freedesktop.org/startup-notification-spec/startup-notification-latest.txt">Startup + * Notification Protocol specification</ulink> for + * definitions of the message types and keys that can be used. + * + * Since: 2.12 + **/ +void +gdk_x11_display_broadcast_startup_message (GdkDisplay *display, + const char *message_type, + ...) +{ + GString *message; + va_list ap; + const char *key, *value, *p; + + message = g_string_new (message_type); + g_string_append_c (message, ':'); + + va_start (ap, message_type); + while ((key = va_arg (ap, const char *))) + { + value = va_arg (ap, const char *); + if (!value) + continue; + + g_string_append_printf (message, " %s=\"", key); + for (p = value; *p; p++) + { + switch (*p) + { + case ' ': + case '"': + case '\\': + g_string_append_c (message, '\\'); + break; + } + + g_string_append_c (message, *p); + } + g_string_append_c (message, '\"'); + } + va_end (ap); + + broadcast_xmessage (display, + "_NET_STARTUP_INFO", + "_NET_STARTUP_INFO_BEGIN", + message->str); + + g_string_free (message, TRUE); +} + +/** + * gdk_notify_startup_complete: + * + * Indicates to the GUI environment that the application has finished + * loading. If the applications opens windows, this function is + * normally called after opening the application's initial set of + * windows. + * + * GTK+ will call this function automatically after opening the first + * #GtkWindow unless gtk_window_set_auto_startup_notification() is called + * to disable that feature. + * + * Since: 2.2 + **/ +void +gdk_notify_startup_complete (void) +{ + GdkDisplay *display; + GdkDisplayX11 *display_x11; + + display = gdk_display_get_default (); + if (!display) + return; + + display_x11 = GDK_DISPLAY_X11 (display); + + if (display_x11->startup_notification_id == NULL) + return; + + gdk_notify_startup_complete_with_id (display_x11->startup_notification_id); +} + +/** + * gdk_notify_startup_complete_with_id: + * @startup_id: a startup-notification identifier, for which notification + * process should be completed + * + * Indicates to the GUI environment that the application has finished + * loading, using a given identifier. + * + * GTK+ will call this function automatically for #GtkWindow with custom + * startup-notification identifier unless + * gtk_window_set_auto_startup_notification() is called to disable + * that feature. + * + * Since: 2.12 + **/ +void +gdk_notify_startup_complete_with_id (const gchar* startup_id) +{ + GdkDisplay *display; + + display = gdk_display_get_default (); + if (!display) + return; + + gdk_x11_display_broadcast_startup_message (display, "remove", + "ID", startup_id, + NULL); +} + +/** + * gdk_display_supports_selection_notification: + * @display: a #GdkDisplay + * + * Returns whether #GdkEventOwnerChange events will be + * sent when the owner of a selection changes. + * + * Return value: whether #GdkEventOwnerChange events will + * be sent. + * + * Since: 2.6 + **/ +gboolean +gdk_display_supports_selection_notification (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + return display_x11->have_xfixes; +} + +/** + * gdk_display_request_selection_notification: + * @display: a #GdkDisplay + * @selection: the #GdkAtom naming the selection for which + * ownership change notification is requested + * + * Request #GdkEventOwnerChange events for ownership changes + * of the selection named by the given atom. + * + * Return value: whether #GdkEventOwnerChange events will + * be sent. + * + * Since: 2.6 + **/ +gboolean +gdk_display_request_selection_notification (GdkDisplay *display, + GdkAtom selection) + +{ +#ifdef HAVE_XFIXES + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + Atom atom; + + if (display_x11->have_xfixes) + { + atom = gdk_x11_atom_to_xatom_for_display (display, + selection); + XFixesSelectSelectionInput (display_x11->xdisplay, + display_x11->leader_window, + atom, + XFixesSetSelectionOwnerNotifyMask | + XFixesSelectionWindowDestroyNotifyMask | + XFixesSelectionClientCloseNotifyMask); + return TRUE; + } + else +#endif + return FALSE; +} + +/** + * gdk_display_supports_clipboard_persistence + * @display: a #GdkDisplay + * + * Returns whether the speicifed display supports clipboard + * persistance; i.e. if it's possible to store the clipboard data after an + * application has quit. On X11 this checks if a clipboard daemon is + * running. + * + * Returns: %TRUE if the display supports clipboard persistance. + * + * Since: 2.6 + */ +gboolean +gdk_display_supports_clipboard_persistence (GdkDisplay *display) +{ + Atom clipboard_manager; + + /* It might make sense to cache this */ + clipboard_manager = gdk_x11_get_xatom_by_name_for_display (display, "CLIPBOARD_MANAGER"); + return XGetSelectionOwner (GDK_DISPLAY_X11 (display)->xdisplay, clipboard_manager) != None; +} + +/** + * gdk_display_store_clipboard + * @display: a #GdkDisplay + * @clipboard_window: a #GdkWindow belonging to the clipboard owner + * @time_: a timestamp + * @targets: an array of targets that should be saved, or %NULL + * if all available targets should be saved. + * @n_targets: length of the @targets array + * + * Issues a request to the clipboard manager to store the + * clipboard data. On X11, this is a special program that works + * according to the freedesktop clipboard specification, available at + * <ulink url="http://www.freedesktop.org/Standards/clipboard-manager-spec"> + * http://www.freedesktop.org/Standards/clipboard-manager-spec</ulink>. + * + * Since: 2.6 + */ +void +gdk_display_store_clipboard (GdkDisplay *display, + GdkWindow *clipboard_window, + guint32 time_, + const GdkAtom *targets, + gint n_targets) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + Atom clipboard_manager, save_targets; + + g_return_if_fail (GDK_WINDOW_IS_X11 (clipboard_window)); + + clipboard_manager = gdk_x11_get_xatom_by_name_for_display (display, "CLIPBOARD_MANAGER"); + save_targets = gdk_x11_get_xatom_by_name_for_display (display, "SAVE_TARGETS"); + + gdk_error_trap_push (); + + if (XGetSelectionOwner (display_x11->xdisplay, clipboard_manager) != None) + { + Atom property_name = None; + Atom *xatoms; + int i; + + if (n_targets > 0) + { + property_name = gdk_x11_atom_to_xatom_for_display (display, _gdk_selection_property); + + xatoms = g_new (Atom, n_targets); + for (i = 0; i < n_targets; i++) + xatoms[i] = gdk_x11_atom_to_xatom_for_display (display, targets[i]); + + XChangeProperty (display_x11->xdisplay, GDK_WINDOW_XID (clipboard_window), + property_name, XA_ATOM, + 32, PropModeReplace, (guchar *)xatoms, n_targets); + g_free (xatoms); + + } + + XConvertSelection (display_x11->xdisplay, + clipboard_manager, save_targets, property_name, + GDK_WINDOW_XID (clipboard_window), time_); + + } + gdk_error_trap_pop_ignored (); + +} + +/** + * gdk_x11_display_get_user_time: + * @display: a #GdkDisplay + * + * Returns the timestamp of the last user interaction on + * @display. The timestamp is taken from events caused + * by user interaction such as key presses or pointer + * movements. See gdk_x11_window_set_user_time(). + * + * Returns: the timestamp of the last user interaction + * + * Since: 2.8 + */ +guint32 +gdk_x11_display_get_user_time (GdkDisplay *display) +{ + return GDK_DISPLAY_X11 (display)->user_time; +} + +/** + * gdk_display_supports_shapes: + * @display: a #GdkDisplay + * + * Returns %TRUE if gdk_window_shape_combine_mask() can + * be used to create shaped windows on @display. + * + * Returns: %TRUE if shaped windows are supported + * + * Since: 2.10 + */ +gboolean +gdk_display_supports_shapes (GdkDisplay *display) +{ + return GDK_DISPLAY_X11 (display)->have_shapes; +} + +/** + * gdk_display_supports_input_shapes: + * @display: a #GdkDisplay + * + * Returns %TRUE if gdk_window_input_shape_combine_mask() can + * be used to modify the input shape of windows on @display. + * + * Returns: %TRUE if windows with modified input shape are supported + * + * Since: 2.10 + */ +gboolean +gdk_display_supports_input_shapes (GdkDisplay *display) +{ + return GDK_DISPLAY_X11 (display)->have_input_shapes; +} + + +/** + * gdk_x11_display_get_startup_notification_id: + * @display: a #GdkDisplay + * + * Gets the startup notification ID for a display. + * + * Returns: the startup notification ID for @display + * + * Since: 2.12 + */ +G_CONST_RETURN gchar * +gdk_x11_display_get_startup_notification_id (GdkDisplay *display) +{ + return GDK_DISPLAY_X11 (display)->startup_notification_id; +} + +/** + * gdk_x11_display_set_startup_notification_id: + * @display: a #GdkDisplay + * @startup_id: the startup notification ID (must be valid utf8) + * + * Sets the startup notification ID for a display. + * + * This is usually taken from the value of the DESKTOP_STARTUP_ID + * environment variable, but in some cases (such as the application not + * being launched using exec()) it can come from other sources. + * + * If the ID contains the string "_TIME" then the portion following that + * string is taken to be the X11 timestamp of the event that triggered + * the application to be launched and the GDK current event time is set + * accordingly. + * + * The startup ID is also what is used to signal that the startup is + * complete (for example, when opening a window or when calling + * gdk_notify_startup_complete()). + * + * Since: 3.0 + **/ +void +gdk_x11_display_set_startup_notification_id (GdkDisplay *display, + const gchar *startup_id) +{ + GdkDisplayX11 *display_x11; + gchar *time_str; + + display_x11 = GDK_DISPLAY_X11 (display); + + g_free (display_x11->startup_notification_id); + display_x11->startup_notification_id = g_strdup (startup_id); + + /* Find the launch time from the startup_id, if it's there. Newer spec + * states that the startup_id is of the form <unique>_TIME<timestamp> + */ + time_str = g_strrstr (startup_id, "_TIME"); + if (time_str != NULL) + { + gulong retval; + gchar *end; + errno = 0; + + /* Skip past the "_TIME" part */ + time_str += 5; + + retval = strtoul (time_str, &end, 0); + if (end != time_str && errno == 0) + display_x11->user_time = retval; + } + + /* Set the startup id on the leader window so it + * applies to all windows we create on this display + */ + XChangeProperty (display_x11->xdisplay, + display_x11->leader_window, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_STARTUP_ID"), + gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, + PropModeReplace, + (guchar *)startup_id, strlen (startup_id)); +} + +/** + * gdk_display_supports_composite: + * @display: a #GdkDisplay + * + * Returns %TRUE if gdk_window_set_composited() can be used + * to redirect drawing on the window using compositing. + * + * Currently this only works on X11 with XComposite and + * XDamage extensions available. + * + * Returns: %TRUE if windows may be composited. + * + * Since: 2.12 + */ +gboolean +gdk_display_supports_composite (GdkDisplay *display) +{ + GdkDisplayX11 *x11_display = GDK_DISPLAY_X11 (display); + + return x11_display->have_xcomposite && + x11_display->have_xdamage && + x11_display->have_xfixes; +} + +/** + * gdk_display_list_devices: + * @display: a #GdkDisplay + * + * Returns the list of available input devices attached to @display. + * The list is statically allocated and should not be freed. + * + * Return value: (transfer none) (element-type GdkDevice): + * a list of #GdkDevice + * + * Since: 2.2 + * + * Deprecated: 3.0: Use gdk_device_manager_list_devices() instead. + **/ +GList * +gdk_display_list_devices (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + return GDK_DISPLAY_X11 (display)->input_devices; +} + +/** + * gdk_event_send_client_message_for_display: + * @display: the #GdkDisplay for the window where the message is to be sent. + * @event: the #GdkEvent to send, which should be a #GdkEventClient. + * @winid: the window to send the client message to. + * + * On X11, sends an X ClientMessage event to a given window. On + * Windows, sends a message registered with the name + * GDK_WIN32_CLIENT_MESSAGE. + * + * This could be used for communicating between different + * applications, though the amount of data is limited to 20 bytes on + * X11, and to just four bytes on Windows. + * + * Returns: non-zero on success. + * + * Since: 2.2 + */ +gboolean +gdk_event_send_client_message_for_display (GdkDisplay *display, + GdkEvent *event, + GdkNativeWindow winid) +{ + XEvent sev; + + g_return_val_if_fail(event != NULL, FALSE); + + /* Set up our event to send, with the exception of its target window */ + sev.xclient.type = ClientMessage; + sev.xclient.display = GDK_DISPLAY_XDISPLAY (display); + sev.xclient.format = event->client.data_format; + sev.xclient.window = winid; + memcpy(&sev.xclient.data, &event->client.data, sizeof (sev.xclient.data)); + sev.xclient.message_type = gdk_x11_atom_to_xatom_for_display (display, event->client.message_type); + + return _gdk_send_xevent (display, winid, False, NoEventMask, &sev); +} + +/** + * gdk_display_add_client_message_filter: + * @display: a #GdkDisplay for which this message filter applies + * @message_type: the type of ClientMessage events to receive. + * This will be checked against the @message_type field + * of the XClientMessage event struct. + * @func: the function to call to process the event. + * @data: user data to pass to @func. + * + * Adds a filter to be called when X ClientMessage events are received. + * See gdk_window_add_filter() if you are interested in filtering other + * types of events. + * + * Since: 2.2 + **/ +void +gdk_display_add_client_message_filter (GdkDisplay *display, + GdkAtom message_type, + GdkFilterFunc func, + gpointer data) +{ + GdkClientFilter *filter; + g_return_if_fail (GDK_IS_DISPLAY (display)); + filter = g_new (GdkClientFilter, 1); + + filter->type = message_type; + filter->function = func; + filter->data = data; + + GDK_DISPLAY_X11(display)->client_filters = + g_list_append (GDK_DISPLAY_X11 (display)->client_filters, + filter); +} + +/** + * gdk_add_client_message_filter: + * @message_type: the type of ClientMessage events to receive. This will be + * checked against the <structfield>message_type</structfield> field of the + * XClientMessage event struct. + * @func: the function to call to process the event. + * @data: user data to pass to @func. + * + * Adds a filter to the default display to be called when X ClientMessage events + * are received. See gdk_display_add_client_message_filter(). + **/ +void +gdk_add_client_message_filter (GdkAtom message_type, + GdkFilterFunc func, + gpointer data) +{ + gdk_display_add_client_message_filter (gdk_display_get_default (), + message_type, func, data); +} + +/* + *-------------------------------------------------------------- + * gdk_flush + * + * Flushes the Xlib output buffer and then waits + * until all requests have been received and processed + * by the X server. The only real use for this function + * is in dealing with XShm. + * + * Arguments: + * + * Results: + * + * Side effects: + * + *-------------------------------------------------------------- + */ +void +gdk_flush (void) +{ + GSList *tmp_list = _gdk_displays; + + while (tmp_list) + { + XSync (GDK_DISPLAY_XDISPLAY (tmp_list->data), False); + tmp_list = tmp_list->next; + } +} + +/** + * gdk_x11_register_standard_event_type: + * @display: a #GdkDisplay + * @event_base: first event type code to register + * @n_events: number of event type codes to register + * + * Registers interest in receiving extension events with type codes + * between @event_base and <literal>event_base + n_events - 1</literal>. + * The registered events must have the window field in the same place + * as core X events (this is not the case for e.g. XKB extension events). + * + * If an event type is registered, events of this type will go through + * global and window-specific filters (see gdk_window_add_filter()). + * Unregistered events will only go through global filters. + * GDK may register the events of some X extensions on its own. + * + * This function should only be needed in unusual circumstances, e.g. + * when filtering XInput extension events on the root window. + * + * Since: 2.4 + **/ +void +gdk_x11_register_standard_event_type (GdkDisplay *display, + gint event_base, + gint n_events) +{ + GdkEventTypeX11 *event_type; + GdkDisplayX11 *display_x11; + + display_x11 = GDK_DISPLAY_X11 (display); + event_type = g_new (GdkEventTypeX11, 1); + + event_type->base = event_base; + event_type->n_events = n_events; + + display_x11->event_types = g_slist_prepend (display_x11->event_types, event_type); +} + +/* compare X sequence numbers handling wraparound */ +#define SEQUENCE_COMPARE(a,op,b) (((long) (a) - (long) (b)) op 0) + +/* delivers an error event from the error handler in gdkmain-x11.c */ +void +_gdk_x11_display_error_event (GdkDisplay *display, + XErrorEvent *error) +{ + GdkDisplayX11 *display_x11; + GSList *tmp_list; + gboolean ignore; + + display_x11 = GDK_DISPLAY_X11 (display); + + ignore = FALSE; + for (tmp_list = display_x11->error_traps; + tmp_list != NULL; + tmp_list = tmp_list->next) + { + GdkErrorTrap *trap; + + trap = tmp_list->data; + + if (SEQUENCE_COMPARE (trap->start_sequence, <=, error->serial) && + (trap->end_sequence == 0 || + SEQUENCE_COMPARE (trap->end_sequence, >, error->serial))) + { + ignore = TRUE; + trap->error_code = error->error_code; + break; /* only innermost trap gets the error code */ + } + } + + if (!ignore) + { + gchar buf[64]; + gchar *msg; + + XGetErrorText (display_x11->xdisplay, error->error_code, buf, 63); + + msg = + g_strdup_printf ("The program '%s' received an X Window System error.\n" + "This probably reflects a bug in the program.\n" + "The error was '%s'.\n" + " (Details: serial %ld error_code %d request_code %d minor_code %d)\n" + " (Note to programmers: normally, X errors are reported asynchronously;\n" + " that is, you will receive the error a while after causing it.\n" + " To debug your program, run it with the --sync command line\n" + " option to change this behavior. You can then get a meaningful\n" + " backtrace from your debugger if you break on the gdk_x_error() function.)", + g_get_prgname (), + buf, + error->serial, + error->error_code, + error->request_code, + error->minor_code); + +#ifdef G_ENABLE_DEBUG + g_error ("%s", msg); +#else /* !G_ENABLE_DEBUG */ + g_warning ("%s\n", msg); + + exit (1); +#endif /* G_ENABLE_DEBUG */ + } +} + +static void +delete_outdated_error_traps (GdkDisplayX11 *display_x11) +{ + GSList *tmp_list; + gulong processed_sequence; + + processed_sequence = XLastKnownRequestProcessed (display_x11->xdisplay); + + tmp_list = display_x11->error_traps; + while (tmp_list != NULL) + { + GdkErrorTrap *trap = tmp_list->data; + + if (trap->end_sequence != 0 && + SEQUENCE_COMPARE (trap->end_sequence, <=, processed_sequence)) + { + GSList *free_me = tmp_list; + + tmp_list = tmp_list->next; + display_x11->error_traps = + g_slist_delete_link (display_x11->error_traps, free_me); + g_slice_free (GdkErrorTrap, trap); + } + else + { + tmp_list = tmp_list->next; + } + } +} + +/** + * gdk_x11_display_error_trap_push: + * @display: a #GdkDisplay + * + * Begins a range of X requests on @display for which X error events + * will be ignored. Unignored errors (when no trap is pushed) will abort + * the application. Use gdk_x11_display_error_trap_pop() or + * gdk_x11_display_error_trap_pop_ignored()to lift a trap pushed + * with this function. + * + * See also gdk_error_trap_push() to push a trap on all displays. + * + * Since: 3.0 + */ +void +gdk_x11_display_error_trap_push (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11; + GdkErrorTrap *trap; + + display_x11 = GDK_DISPLAY_X11 (display); + + delete_outdated_error_traps (display_x11); + + /* set up the Xlib callback to tell us about errors */ + _gdk_x11_error_handler_push (); + + trap = g_slice_new0 (GdkErrorTrap); + + trap->start_sequence = XNextRequest (display_x11->xdisplay); + trap->error_code = Success; + + display_x11->error_traps = + g_slist_prepend (display_x11->error_traps, trap); +} + +static gint +gdk_x11_display_error_trap_pop_internal (GdkDisplay *display, + gboolean need_code) +{ + GdkDisplayX11 *display_x11; + GdkErrorTrap *trap; + GSList *tmp_list; + int result; + + display_x11 = GDK_DISPLAY_X11 (display); + + g_return_val_if_fail (display_x11->error_traps != NULL, Success); + + /* Find the first trap that hasn't been popped already */ + trap = NULL; /* quiet gcc */ + for (tmp_list = display_x11->error_traps; + tmp_list != NULL; + tmp_list = tmp_list->next) + { + trap = tmp_list->data; + + if (trap->end_sequence == 0) + break; + } + + g_return_val_if_fail (trap != NULL, Success); + g_assert (trap->end_sequence == 0); + + /* May need to sync to fill in trap->error_code if we care about + * getting an error code. + */ + if (need_code) + { + gulong processed_sequence; + gulong next_sequence; + + next_sequence = XNextRequest (display_x11->xdisplay); + processed_sequence = XLastKnownRequestProcessed (display_x11->xdisplay); + + /* If our last request was already processed, there is no point + * in syncing. i.e. if last request was a round trip (or even if + * we got an event with the serial of a non-round-trip) + */ + if ((next_sequence - 1) != processed_sequence) + { + XSync (display_x11->xdisplay, False); + } + + result = trap->error_code; + } + else + { + result = Success; + } + + /* record end of trap, giving us a range of + * error sequences we'll ignore. + */ + trap->end_sequence = XNextRequest (display_x11->xdisplay); + + /* remove the Xlib callback */ + _gdk_x11_error_handler_pop (); + + /* we may already be outdated */ + delete_outdated_error_traps (display_x11); + + return result; +} + +/** + * gdk_x11_display_error_trap_pop: + * @display: the display + * + * Pops the error trap pushed by gdk_x11_display_error_trap_push(). + * Will XSync() if necessary and will always block until + * the error is known to have occurred or not occurred, + * so the error code can be returned. + * + * If you don't need to use the return value, + * gdk_x11_display_error_trap_pop_ignored() would be more efficient. + * + * See gdk_error_trap_pop() for the all-displays-at-once + * equivalent. + * + * Since: 3.0 + * + * Return value: X error code or 0 on success + */ +gint +gdk_x11_display_error_trap_pop (GdkDisplay *display) +{ + g_return_val_if_fail (GDK_IS_DISPLAY_X11 (display), Success); + + return gdk_x11_display_error_trap_pop_internal (display, TRUE); +} + +/** + * gdk_x11_display_error_trap_pop_ignored: + * @display: the display + * + * Pops the error trap pushed by gdk_x11_display_error_trap_push(). + * Does not block to see if an error occurred; merely records the + * range of requests to ignore errors for, and ignores those errors + * if they arrive asynchronously. + * + * See gdk_error_trap_pop_ignored() for the all-displays-at-once + * equivalent. + * + * Since: 3.0 + */ +void +gdk_x11_display_error_trap_pop_ignored (GdkDisplay *display) +{ + g_return_if_fail (GDK_IS_DISPLAY_X11 (display)); + + gdk_x11_display_error_trap_pop_internal (display, FALSE); +} diff --git a/gdk/broadway/gdkdisplay-broadway.h b/gdk/broadway/gdkdisplay-broadway.h new file mode 100644 index 0000000000..9ac0c3ae02 --- /dev/null +++ b/gdk/broadway/gdkdisplay-broadway.h @@ -0,0 +1,160 @@ +/* + * gdkdisplay-x11.h + * + * Copyright 2001 Sun Microsystems Inc. + * + * Erwann Chenede <erwann.chenede@sun.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef __GDK_DISPLAY_X11__ +#define __GDK_DISPLAY_X11__ + +#include <gdk/gdkdisplay.h> +#include <gdk/gdkkeys.h> +#include <gdk/gdkwindow.h> +#include <gdk/gdkinternals.h> +#include <gdk/gdkmain.h> +#include <X11/X.h> +#include <X11/Xlib.h> + +G_BEGIN_DECLS + +typedef struct _GdkDisplayX11 GdkDisplayX11; +typedef struct _GdkDisplayX11Class GdkDisplayX11Class; + +#define GDK_TYPE_DISPLAY_X11 (_gdk_display_x11_get_type()) +#define GDK_DISPLAY_X11(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_DISPLAY_X11, GdkDisplayX11)) +#define GDK_DISPLAY_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_DISPLAY_X11, GdkDisplayX11Class)) +#define GDK_IS_DISPLAY_X11(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_DISPLAY_X11)) +#define GDK_IS_DISPLAY_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_DISPLAY_X11)) +#define GDK_DISPLAY_X11_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_DISPLAY_X11, GdkDisplayX11Class)) + +struct _GdkDisplayX11 +{ + GdkDisplay parent_instance; + Display *xdisplay; + GdkScreen *default_screen; + GdkScreen **screens; + + GSource *event_source; + + gint grab_count; + + /* Keyboard related information */ + + gint xkb_event_type; + gboolean use_xkb; + + /* Whether we were able to turn on detectable-autorepeat using + * XkbSetDetectableAutorepeat. If FALSE, we'll fall back + * to checking the next event with XPending(). */ + gboolean have_xkb_autorepeat; + + GdkKeymap *keymap; + guint keymap_serial; + + gboolean have_xfixes; + gint xfixes_event_base; + + gboolean have_xcomposite; + gboolean have_xdamage; + gint xdamage_event_base; + + gboolean have_randr13; + gint xrandr_event_base; + + /* If the SECURITY extension is in place, whether this client holds + * a trusted authorization and so is allowed to make various requests + * (grabs, properties etc.) Otherwise always TRUE. */ + gboolean trusted_client; + + /* drag and drop information */ + GdkDragContext *current_dest_drag; + + /* data needed for MOTIF DnD */ + + Window motif_drag_window; + GdkWindow *motif_drag_gdk_window; + GList **motif_target_lists; + gint motif_n_target_lists; + + /* Mapping to/from virtual atoms */ + + GHashTable *atom_from_virtual; + GHashTable *atom_to_virtual; + + /* Session Management leader window see ICCCM */ + Window leader_window; + GdkWindow *leader_gdk_window; + gboolean leader_window_title_set; + + /* list of filters for client messages */ + GList *client_filters; + + /* List of functions to go from extension event => X window */ + GSList *event_types; + + /* X ID hashtable */ + GHashTable *xid_ht; + + /* translation queue */ + GQueue *translate_queue; + + /* Input device */ + /* input GdkDevice list */ + GList *input_devices; + + /* input GdkWindow list */ + GList *input_windows; + + /* Startup notification */ + gchar *startup_notification_id; + + /* Time of most recent user interaction. */ + gulong user_time; + + /* Sets of atoms for DND */ + guint base_dnd_atoms_precached : 1; + guint xdnd_atoms_precached : 1; + guint motif_atoms_precached : 1; + guint use_sync : 1; + + guint have_shapes : 1; + guint have_input_shapes : 1; + gint shape_event_base; + + /* The offscreen window that has the pointer in it (if any) */ + GdkWindow *active_offscreen_window; + + GSList *error_traps; +}; + +struct _GdkDisplayX11Class +{ + GdkDisplayClass parent_class; +}; + +GType _gdk_display_x11_get_type (void); +GdkScreen *_gdk_x11_display_screen_for_xrootwin (GdkDisplay *display, + Window xrootwin); +void _gdk_x11_display_error_event (GdkDisplay *display, + XErrorEvent *error); + +G_END_DECLS + +#endif /* __GDK_DISPLAY_X11__ */ diff --git a/gdk/broadway/gdkdnd-broadway.c b/gdk/broadway/gdkdnd-broadway.c new file mode 100644 index 0000000000..b10d7870e7 --- /dev/null +++ b/gdk/broadway/gdkdnd-broadway.c @@ -0,0 +1,4035 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1999 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkdnd.h" + +#include "gdkmain.h" +#include "gdkx.h" +#include "gdkasync.h" +#include "gdkproperty.h" +#include "gdkprivate-broadway.h" +#include "gdkinternals.h" +#include "gdkscreen-broadway.h" +#include "gdkdisplay-broadway.h" + +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <X11/Xatom.h> +#include <X11/extensions/shape.h> +#include <X11/extensions/Xcomposite.h> + +#include <string.h> + +typedef struct _GdkDragContextPrivateX11 GdkDragContextPrivateX11; + +typedef enum { + GDK_DRAG_STATUS_DRAG, + GDK_DRAG_STATUS_MOTION_WAIT, + GDK_DRAG_STATUS_ACTION_WAIT, + GDK_DRAG_STATUS_DROP +} GtkDragStatus; + +typedef struct { + guint32 xid; + gint x, y, width, height; + gboolean mapped; + gboolean shape_selected; + gboolean shape_valid; + cairo_region_t *shape; +} GdkCacheChild; + +typedef struct { + GList *children; + GHashTable *child_hash; + guint old_event_mask; + GdkScreen *screen; +} GdkWindowCache; + +/* Structure that holds information about a drag in progress. + * this is used on both source and destination sides. + */ +struct _GdkDragContextPrivateX11 { + GdkDragContext context; + + Atom motif_selection; + guint ref_count; + + guint16 last_x; /* Coordinates from last event */ + guint16 last_y; + GdkDragAction old_action; /* The last action we sent to the source */ + GdkDragAction old_actions; /* The last actions we sent to the source */ + GdkDragAction xdnd_actions; /* What is currently set in XdndActionList */ + + Window dest_xid; /* The last window we looked up */ + Window drop_xid; /* The (non-proxied) window that is receiving drops */ + guint xdnd_targets_set : 1; /* Whether we've already set XdndTypeList */ + guint xdnd_actions_set : 1; /* Whether we've already set XdndActionList */ + guint xdnd_have_actions : 1; /* Whether an XdndActionList was provided */ + guint motif_targets_set : 1; /* Whether we've already set motif initiator info */ + guint drag_status : 4; /* current status of drag */ + + guint drop_failed : 1; /* Whether the drop was unsuccessful */ + guint version; /* Xdnd protocol version */ + + GSList *window_caches; + GdkDevice *device; +}; + +#define PRIVATE_DATA(context) ((GdkDragContextPrivateX11 *) GDK_DRAG_CONTEXT (context)->windowing_data) + +/* Forward declarations */ + +static void gdk_window_cache_destroy (GdkWindowCache *cache); + +static void motif_read_target_table (GdkDisplay *display); + +static GdkFilterReturn motif_dnd_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data); + +static GdkFilterReturn xdnd_enter_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data); +static GdkFilterReturn xdnd_leave_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data); +static GdkFilterReturn xdnd_position_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data); +static GdkFilterReturn xdnd_status_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data); +static GdkFilterReturn xdnd_finished_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data); +static GdkFilterReturn xdnd_drop_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data); + +static void xdnd_manage_source_filter (GdkDragContext *context, + GdkWindow *window, + gboolean add_filter); + +static void gdk_drag_context_finalize (GObject *object); + +static GList *contexts; + +static const struct { + const char *atom_name; + GdkFilterFunc func; +} xdnd_filters[] = { + { "XdndEnter", xdnd_enter_filter }, + { "XdndLeave", xdnd_leave_filter }, + { "XdndPosition", xdnd_position_filter }, + { "XdndStatus", xdnd_status_filter }, + { "XdndFinished", xdnd_finished_filter }, + { "XdndDrop", xdnd_drop_filter }, +}; + +G_DEFINE_TYPE (GdkDragContext, gdk_drag_context, G_TYPE_OBJECT) + +static void +gdk_drag_context_init (GdkDragContext *dragcontext) +{ + GdkDragContextPrivateX11 *private; + + private = G_TYPE_INSTANCE_GET_PRIVATE (dragcontext, + GDK_TYPE_DRAG_CONTEXT, + GdkDragContextPrivateX11); + + dragcontext->windowing_data = private; + + contexts = g_list_prepend (contexts, dragcontext); +} + +static void +gdk_drag_context_class_init (GdkDragContextClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->finalize = gdk_drag_context_finalize; + + g_type_class_add_private (object_class, sizeof (GdkDragContextPrivateX11)); +} + +static void +gdk_drag_context_finalize (GObject *object) +{ + GdkDragContext *context = GDK_DRAG_CONTEXT (object); + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GSList *tmp_list; + + g_list_free (context->targets); + + if (context->source_window) + { + if ((context->protocol == GDK_DRAG_PROTO_XDND) && + !context->is_source) + xdnd_manage_source_filter (context, context->source_window, FALSE); + + g_object_unref (context->source_window); + } + + if (context->dest_window) + g_object_unref (context->dest_window); + + for (tmp_list = private->window_caches; tmp_list; tmp_list = tmp_list->next) + gdk_window_cache_destroy (tmp_list->data); + g_slist_free (private->window_caches); + + contexts = g_list_remove (contexts, context); + + G_OBJECT_CLASS (gdk_drag_context_parent_class)->finalize (object); +} + +/* Drag Contexts */ + +/** + * gdk_drag_context_new: + * + * Creates a new #GdkDragContext. + * + * Return value: the newly created #GdkDragContext. + **/ +GdkDragContext * +gdk_drag_context_new (void) +{ + return g_object_new (GDK_TYPE_DRAG_CONTEXT, NULL); +} + +/** + * gdk_drag_context_set_device: + * @context: a #GdkDragContext + * @device: a #GdkDevice + * + * Associates a #GdkDevice to @context, so all Drag and Drop events + * for @context are emitted as if they came from this device. + **/ +void +gdk_drag_context_set_device (GdkDragContext *context, + GdkDevice *device) +{ + GdkDragContextPrivateX11 *private; + + g_return_if_fail (GDK_IS_DRAG_CONTEXT (context)); + g_return_if_fail (GDK_IS_DEVICE (device)); + + private = PRIVATE_DATA (context); + + if (private->device) + { + g_object_unref (private->device); + private->device = NULL; + } + + if (device) + private->device = g_object_ref (device); +} + +/** + * gdk_drag_context_get_device: + * @context: a #GdkDragContext + * + * Returns the #GdkDevice associated to the drag context. + * + * Returns: The #GdkDevice associated to @context. + **/ +GdkDevice * +gdk_drag_context_get_device (GdkDragContext *context) +{ + GdkDragContextPrivateX11 *private; + + g_return_val_if_fail (GDK_IS_DRAG_CONTEXT (context), NULL); + + private = PRIVATE_DATA (context); + + return private->device; +} + +static GdkDragContext * +gdk_drag_context_find (GdkDisplay *display, + gboolean is_source, + Window source_xid, + Window dest_xid) +{ + GList *tmp_list = contexts; + GdkDragContext *context; + GdkDragContextPrivateX11 *private; + Window context_dest_xid; + + while (tmp_list) + { + context = (GdkDragContext *)tmp_list->data; + private = PRIVATE_DATA (context); + + if ((context->source_window && gdk_window_get_display (context->source_window) != display) || + (context->dest_window && gdk_window_get_display (context->dest_window) != display)) + continue; + + context_dest_xid = context->dest_window ? + (private->drop_xid ? + private->drop_xid : + GDK_DRAWABLE_XID (context->dest_window)) : + None; + + if ((!context->is_source == !is_source) && + ((source_xid == None) || (context->source_window && + (GDK_DRAWABLE_XID (context->source_window) == source_xid))) && + ((dest_xid == None) || (context_dest_xid == dest_xid))) + return context; + + tmp_list = tmp_list->next; + } + + return NULL; +} + +static void +precache_target_list (GdkDragContext *context) +{ + if (context->targets) + { + GPtrArray *targets = g_ptr_array_new (); + GList *tmp_list; + int i; + + for (tmp_list = context->targets; tmp_list; tmp_list = tmp_list->next) + g_ptr_array_add (targets, gdk_atom_name (GDK_POINTER_TO_ATOM (tmp_list->data))); + + _gdk_x11_precache_atoms (GDK_WINDOW_DISPLAY (context->source_window), + (const gchar **)targets->pdata, + targets->len); + + for (i =0; i < targets->len; i++) + g_free (targets->pdata[i]); + + g_ptr_array_free (targets, TRUE); + } +} + +/* Utility functions */ + +static void +free_cache_child (GdkCacheChild *child, + GdkDisplay *display) +{ + if (child->shape) + cairo_region_destroy (child->shape); + + if (child->shape_selected && display) + { + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + XShapeSelectInput (display_x11->xdisplay, child->xid, 0); + } + + g_free (child); +} + +static void +gdk_window_cache_add (GdkWindowCache *cache, + guint32 xid, + gint x, gint y, gint width, gint height, + gboolean mapped) +{ + GdkCacheChild *child = g_new (GdkCacheChild, 1); + + child->xid = xid; + child->x = x; + child->y = y; + child->width = width; + child->height = height; + child->mapped = mapped; + child->shape_selected = FALSE; + child->shape_valid = FALSE; + child->shape = NULL; + + cache->children = g_list_prepend (cache->children, child); + g_hash_table_insert (cache->child_hash, GUINT_TO_POINTER (xid), + cache->children); +} + +static GdkFilterReturn +gdk_window_cache_shape_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + XEvent *xevent = (XEvent *)xev; + GdkWindowCache *cache = data; + + GdkDisplayX11 *display = GDK_DISPLAY_X11 (gdk_screen_get_display (cache->screen)); + + if (display->have_shapes && + xevent->type == display->shape_event_base + ShapeNotify) + { + XShapeEvent *xse = (XShapeEvent*)xevent; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xse->window)); + if (node) + { + GdkCacheChild *child = node->data; + child->shape_valid = FALSE; + if (child->shape) + { + cairo_region_destroy (child->shape); + child->shape = NULL; + } + } + + return GDK_FILTER_REMOVE; + } + + return GDK_FILTER_CONTINUE; +} + +static GdkFilterReturn +gdk_window_cache_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + XEvent *xevent = (XEvent *)xev; + GdkWindowCache *cache = data; + + switch (xevent->type) + { + case CirculateNotify: + break; + case ConfigureNotify: + { + XConfigureEvent *xce = &xevent->xconfigure; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xce->window)); + if (node) + { + GdkCacheChild *child = node->data; + child->x = xce->x; + child->y = xce->y; + child->width = xce->width; + child->height = xce->height; + if (xce->above == None && (node->next)) + { + GList *last = g_list_last (cache->children); + cache->children = g_list_remove_link (cache->children, node); + last->next = node; + node->next = NULL; + node->prev = last; + } + else + { + GList *above_node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xce->above)); + if (above_node && node->next != above_node) + { + /* Put the window above (before in the list) above_node + */ + cache->children = g_list_remove_link (cache->children, node); + node->prev = above_node->prev; + if (node->prev) + node->prev->next = node; + else + cache->children = node; + node->next = above_node; + above_node->prev = node; + } + } + } + break; + } + case CreateNotify: + { + XCreateWindowEvent *xcwe = &xevent->xcreatewindow; + + if (!g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xcwe->window))) + gdk_window_cache_add (cache, xcwe->window, + xcwe->x, xcwe->y, xcwe->width, xcwe->height, + FALSE); + break; + } + case DestroyNotify: + { + XDestroyWindowEvent *xdwe = &xevent->xdestroywindow; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xdwe->window)); + if (node) + { + GdkCacheChild *child = node->data; + + g_hash_table_remove (cache->child_hash, + GUINT_TO_POINTER (xdwe->window)); + cache->children = g_list_remove_link (cache->children, node); + /* window is destroyed, no need to disable ShapeNotify */ + free_cache_child (child, NULL); + g_list_free_1 (node); + } + break; + } + case MapNotify: + { + XMapEvent *xme = &xevent->xmap; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xme->window)); + if (node) + { + GdkCacheChild *child = node->data; + child->mapped = TRUE; + } + break; + } + case ReparentNotify: + break; + case UnmapNotify: + { + XMapEvent *xume = &xevent->xmap; + GList *node; + + node = g_hash_table_lookup (cache->child_hash, + GUINT_TO_POINTER (xume->window)); + if (node) + { + GdkCacheChild *child = node->data; + child->mapped = FALSE; + } + break; + } + default: + return GDK_FILTER_CONTINUE; + } + return GDK_FILTER_REMOVE; +} + +static GdkWindowCache * +gdk_window_cache_new (GdkScreen *screen) +{ + XWindowAttributes xwa; + Display *xdisplay = GDK_SCREEN_XDISPLAY (screen); + GdkWindow *root_window = gdk_screen_get_root_window (screen); + GdkChildInfoX11 *children; + guint nchildren, i; + Window cow; + + GdkWindowCache *result = g_new (GdkWindowCache, 1); + + result->children = NULL; + result->child_hash = g_hash_table_new (g_direct_hash, NULL); + result->screen = screen; + + XGetWindowAttributes (xdisplay, GDK_WINDOW_XWINDOW (root_window), &xwa); + result->old_event_mask = xwa.your_event_mask; + + if (G_UNLIKELY (!GDK_DISPLAY_X11 (GDK_SCREEN_X11 (screen)->display)->trusted_client)) + { + GList *toplevel_windows, *list; + GdkWindow *window; + gint x, y, width, height; + + toplevel_windows = gdk_screen_get_toplevel_windows (screen); + for (list = toplevel_windows; list; list = list->next) { + window = GDK_WINDOW (list->data); + gdk_window_get_geometry (window, &x, &y, &width, &height, NULL); + gdk_window_cache_add (result, GDK_WINDOW_XID (window), + x, y, width, height, + gdk_window_is_visible (window)); + } + g_list_free (toplevel_windows); + return result; + } + + XSelectInput (xdisplay, GDK_WINDOW_XWINDOW (root_window), + result->old_event_mask | SubstructureNotifyMask); + gdk_window_add_filter (root_window, gdk_window_cache_filter, result); + gdk_window_add_filter (NULL, gdk_window_cache_shape_filter, result); + + if (!_gdk_x11_get_window_child_info (gdk_screen_get_display (screen), + GDK_WINDOW_XWINDOW (root_window), + FALSE, NULL, + &children, &nchildren)) + return result; + + for (i = 0; i < nchildren ; i++) + { + gdk_window_cache_add (result, children[i].window, + children[i].x, children[i].y, children[i].width, children[i].height, + children[i].is_mapped); + } + + g_free (children); + +#ifdef HAVE_XCOMPOSITE + /* + * Add the composite overlay window to the cache, as this can be a reasonable + * Xdnd proxy as well. + * This is only done when the screen is composited in order to avoid mapping + * the COW. We assume that the CM is using the COW (which is true for pretty + * much any CM currently in use). + */ + if (gdk_screen_is_composited (screen)) + { + cow = XCompositeGetOverlayWindow (xdisplay, GDK_WINDOW_XWINDOW (root_window)); + gdk_window_cache_add (result, cow, 0, 0, gdk_screen_get_width (screen), gdk_screen_get_height (screen), TRUE); + XCompositeReleaseOverlayWindow (xdisplay, GDK_WINDOW_XWINDOW (root_window)); + } +#endif + + return result; +} + +static void +gdk_window_cache_destroy (GdkWindowCache *cache) +{ + GdkWindow *root_window = gdk_screen_get_root_window (cache->screen); + + XSelectInput (GDK_WINDOW_XDISPLAY (root_window), + GDK_WINDOW_XWINDOW (root_window), + cache->old_event_mask); + gdk_window_remove_filter (root_window, gdk_window_cache_filter, cache); + gdk_window_remove_filter (NULL, gdk_window_cache_shape_filter, cache); + + gdk_error_trap_push (); + + g_list_foreach (cache->children, (GFunc)free_cache_child, + gdk_screen_get_display (cache->screen)); + + gdk_error_trap_pop_ignored (); + + g_list_free (cache->children); + g_hash_table_destroy (cache->child_hash); + + g_free (cache); +} + +static gboolean +is_pointer_within_shape (GdkDisplay *display, + GdkCacheChild *child, + gint x_pos, + gint y_pos) +{ + if (!child->shape_selected) + { + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + XShapeSelectInput (display_x11->xdisplay, child->xid, ShapeNotifyMask); + child->shape_selected = TRUE; + } + if (!child->shape_valid) + { + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + cairo_region_t *input_shape; + + child->shape = _xwindow_get_shape (display_x11->xdisplay, + child->xid, ShapeBounding); +#ifdef ShapeInput + input_shape = _xwindow_get_shape (display_x11->xdisplay, + child->xid, ShapeInput); + if (child->shape && input_shape) + { + cairo_region_intersect (child->shape, input_shape); + cairo_region_destroy (input_shape); + } + else if (input_shape) + { + child->shape = input_shape; + } +#endif + + child->shape_valid = TRUE; + } + + return child->shape == NULL || + cairo_region_contains_point (child->shape, x_pos, y_pos); +} + +static Window +get_client_window_at_coords_recurse (GdkDisplay *display, + Window win, + gboolean is_toplevel, + gint x, + gint y) +{ + GdkChildInfoX11 *children; + unsigned int nchildren; + int i; + gboolean found_child = FALSE; + GdkChildInfoX11 child = { 0, }; + gboolean has_wm_state = FALSE; + + if (!_gdk_x11_get_window_child_info (display, win, TRUE, + is_toplevel? &has_wm_state : NULL, + &children, &nchildren)) + return None; + + if (has_wm_state) + { + g_free (children); + + return win; + } + + for (i = nchildren - 1; (i >= 0) && !found_child; i--) + { + GdkChildInfoX11 *cur_child = &children[i]; + + if ((cur_child->is_mapped) && (cur_child->window_class == InputOutput) && + (x >= cur_child->x) && (x < cur_child->x + cur_child->width) && + (y >= cur_child->y) && (y < cur_child->y + cur_child->height)) + { + x -= cur_child->x; + y -= cur_child->y; + child = *cur_child; + found_child = TRUE; + } + } + + g_free (children); + + if (found_child) + { + if (child.has_wm_state) + return child.window; + else + return get_client_window_at_coords_recurse (display, child.window, FALSE, x, y); + } + else + return None; +} + +static Window +get_client_window_at_coords (GdkWindowCache *cache, + Window ignore, + gint x_root, + gint y_root) +{ + GList *tmp_list; + Window retval = None; + + gdk_error_trap_push (); + + tmp_list = cache->children; + + while (tmp_list && !retval) + { + GdkCacheChild *child = tmp_list->data; + + if ((child->xid != ignore) && (child->mapped)) + { + if ((x_root >= child->x) && (x_root < child->x + child->width) && + (y_root >= child->y) && (y_root < child->y + child->height)) + { + GdkDisplay *display = gdk_screen_get_display (cache->screen); + + if (!is_pointer_within_shape (display, child, + x_root - child->x, + y_root - child->y)) + { + tmp_list = tmp_list->next; + continue; + } + + retval = get_client_window_at_coords_recurse (display, + child->xid, TRUE, + x_root - child->x, + y_root - child->y); + if (!retval) + retval = child->xid; + } + } + tmp_list = tmp_list->next; + } + + gdk_error_trap_pop_ignored (); + + if (retval) + return retval; + else + return GDK_WINDOW_XWINDOW (gdk_screen_get_root_window (cache->screen)); +} + +/************************************************************* + ***************************** MOTIF ************************* + *************************************************************/ + +/* values used in the message type for Motif DND */ +enum { + XmTOP_LEVEL_ENTER, + XmTOP_LEVEL_LEAVE, + XmDRAG_MOTION, + XmDROP_SITE_ENTER, + XmDROP_SITE_LEAVE, + XmDROP_START, + XmDROP_FINISH, + XmDRAG_DROP_FINISH, + XmOPERATION_CHANGED +}; + +/* Values used to specify type of protocol to use */ +enum { + XmDRAG_NONE, + XmDRAG_DROP_ONLY, + XmDRAG_PREFER_PREREGISTER, + XmDRAG_PREREGISTER, + XmDRAG_PREFER_DYNAMIC, + XmDRAG_DYNAMIC, + XmDRAG_PREFER_RECEIVER +}; + +/* Operation codes */ +enum { + XmDROP_NOOP, + XmDROP_MOVE = 0x01, + XmDROP_COPY = 0x02, + XmDROP_LINK = 0x04 +}; + +/* Drop site status */ +enum { + XmNO_DROP_SITE = 0x01, + XmDROP_SITE_INVALID = 0x02, + XmDROP_SITE_VALID = 0x03 +}; + +/* completion status */ +enum { + XmDROP, + XmDROP_HELP, + XmDROP_CANCEL, + XmDROP_INTERRUPT +}; + +/* Byte swapping routines. The motif specification leaves it + * up to us to save a few bytes in the client messages + */ +static gchar local_byte_order = '\0'; + +#ifdef G_ENABLE_DEBUG +static void +print_target_list (GList *targets) +{ + while (targets) + { + gchar *name = gdk_atom_name (GDK_POINTER_TO_ATOM (targets->data)); + g_message ("\t%s", name); + g_free (name); + targets = targets->next; + } +} +#endif /* G_ENABLE_DEBUG */ + +static void +init_byte_order (void) +{ + guint32 myint = 0x01020304; + local_byte_order = (*(gchar *)&myint == 1) ? 'B' : 'l'; +} + +static guint16 +card16_to_host (guint16 x, gchar byte_order) { + if (byte_order == local_byte_order) + return x; + else + return (x << 8) | (x >> 8); +} + +static guint32 +card32_to_host (guint32 x, gchar byte_order) { + if (byte_order == local_byte_order) + return x; + else + return (x << 24) | ((x & 0xff00) << 8) | ((x & 0xff0000) >> 8) | (x >> 24); +} + +/* Motif packs together fields of varying length into the + * client message. We can't rely on accessing these + * through data.s[], data.l[], etc, because on some architectures + * (i.e., Alpha) these won't be valid for format == 8. + */ + +#define MOTIF_XCLIENT_BYTE(xevent,i) \ + (xevent)->xclient.data.b[i] +#define MOTIF_XCLIENT_SHORT(xevent,i) \ + ((gint16 *)&((xevent)->xclient.data.b[0]))[i] +#define MOTIF_XCLIENT_LONG(xevent,i) \ + ((gint32 *)&((xevent)->xclient.data.b[0]))[i] + +#define MOTIF_UNPACK_BYTE(xevent,i) MOTIF_XCLIENT_BYTE(xevent,i) +#define MOTIF_UNPACK_SHORT(xevent,i) \ + card16_to_host (MOTIF_XCLIENT_SHORT(xevent,i), MOTIF_XCLIENT_BYTE(xevent, 1)) +#define MOTIF_UNPACK_LONG(xevent,i) \ + card32_to_host (MOTIF_XCLIENT_LONG(xevent,i), MOTIF_XCLIENT_BYTE(xevent, 1)) + +/***** Dest side ***********/ + +/* Property placed on source windows */ +typedef struct _MotifDragInitiatorInfo { + guint8 byte_order; + guint8 protocol_version; + guint16 targets_index; + guint32 selection_atom; +} MotifDragInitiatorInfo; + +/* Header for target table on the drag window */ +typedef struct _MotifTargetTableHeader { + guchar byte_order; + guchar protocol_version; + guint16 n_lists; + guint32 total_size; +} MotifTargetTableHeader; + +/* Property placed on target windows */ +typedef struct _MotifDragReceiverInfo { + guint8 byte_order; + guint8 protocol_version; + guint8 protocol_style; + guint8 pad; + guint32 proxy_window; + guint16 num_drop_sites; + guint16 padding; + guint32 total_size; +} MotifDragReceiverInfo; + +/* Target table handling */ + +static GdkFilterReturn +motif_drag_window_filter (GdkXEvent *xevent, + GdkEvent *event, + gpointer data) +{ + XEvent *xev = (XEvent *)xevent; + GdkDisplay *display = GDK_WINDOW_DISPLAY (event->any.window); + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + switch (xev->xany.type) + { + case DestroyNotify: + display_x11->motif_drag_window = None; + display_x11->motif_drag_gdk_window = NULL; + break; + case PropertyNotify: + if (display_x11->motif_target_lists && + (xev->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_TARGETS"))) + motif_read_target_table (display); + break; + } + return GDK_FILTER_REMOVE; +} + +static Window +motif_lookup_drag_window (GdkDisplay *display, + Display *lookup_xdisplay) +{ + Window retval = None; + gulong bytes_after, nitems; + Atom type; + gint format; + guchar *data; + + XGetWindowProperty (lookup_xdisplay, RootWindow (lookup_xdisplay, 0), + gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_WINDOW"), + 0, 1, FALSE, + XA_WINDOW, &type, &format, &nitems, &bytes_after, + &data); + + if ((format == 32) && (nitems == 1) && (bytes_after == 0)) + { + retval = *(Window *)data; + GDK_NOTE (DND, + g_message ("Found drag window %#lx\n", GDK_DISPLAY_X11 (display)->motif_drag_window)); + } + + if (type != None) + XFree (data); + + return retval; +} + +/* Finds the window where global Motif drag information is stored. + * If it doesn't exist and 'create' is TRUE, create one. + */ +static Window +motif_find_drag_window (GdkDisplay *display, + gboolean create) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + if (!display_x11->motif_drag_window) + { + Atom motif_drag_window_atom = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_WINDOW"); + display_x11->motif_drag_window = motif_lookup_drag_window (display, display_x11->xdisplay); + + if (!display_x11->motif_drag_window && create) + { + /* Create a persistant window. (Copied from LessTif) */ + + Display *persistant_xdisplay; + XSetWindowAttributes attr; + persistant_xdisplay = XOpenDisplay (gdk_display_get_name (display)); + XSetCloseDownMode (persistant_xdisplay, RetainPermanent); + + XGrabServer (persistant_xdisplay); + + display_x11->motif_drag_window = motif_lookup_drag_window (display, persistant_xdisplay); + + if (!display_x11->motif_drag_window) + { + attr.override_redirect = True; + attr.event_mask = PropertyChangeMask; + + display_x11->motif_drag_window = + XCreateWindow (persistant_xdisplay, + RootWindow (persistant_xdisplay, 0), + -100, -100, 10, 10, 0, 0, + InputOnly, (Visual *)CopyFromParent, + (CWOverrideRedirect | CWEventMask), &attr); + + GDK_NOTE (DND, + g_message ("Created drag window %#lx\n", display_x11->motif_drag_window)); + + XChangeProperty (persistant_xdisplay, + RootWindow (persistant_xdisplay, 0), + motif_drag_window_atom, XA_WINDOW, + 32, PropModeReplace, + (guchar *)&motif_drag_window_atom, 1); + + } + XUngrabServer (persistant_xdisplay); + XCloseDisplay (persistant_xdisplay); + } + + /* There is a miniscule race condition here if the drag window + * gets destroyed exactly now. + */ + if (display_x11->motif_drag_window) + { + display_x11->motif_drag_gdk_window = + gdk_window_foreign_new_for_display (display, display_x11->motif_drag_window); + gdk_window_add_filter (display_x11->motif_drag_gdk_window, + motif_drag_window_filter, + NULL); + } + } + + return display_x11->motif_drag_window; +} + +static void +motif_read_target_table (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + gulong bytes_after, nitems; + Atom type; + gint format; + gint i, j; + + Atom motif_drag_targets_atom = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_TARGETS"); + + if (display_x11->motif_target_lists) + { + for (i=0; i<display_x11->motif_n_target_lists; i++) + g_list_free (display_x11->motif_target_lists[i]); + + g_free (display_x11->motif_target_lists); + display_x11->motif_target_lists = NULL; + display_x11->motif_n_target_lists = 0; + } + + if (motif_find_drag_window (display, FALSE)) + { + guchar *data; + MotifTargetTableHeader *header = NULL; + guchar *target_bytes = NULL; + guchar *p; + gboolean success = FALSE; + + gdk_error_trap_push (); + XGetWindowProperty (display_x11->xdisplay, + display_x11->motif_drag_window, + motif_drag_targets_atom, + 0, (sizeof(MotifTargetTableHeader)+3)/4, FALSE, + motif_drag_targets_atom, + &type, &format, &nitems, &bytes_after, + &data); + + if (gdk_error_trap_pop () || (format != 8) || (nitems < sizeof (MotifTargetTableHeader))) + goto error; + + header = (MotifTargetTableHeader *)data; + + header->n_lists = card16_to_host (header->n_lists, header->byte_order); + header->total_size = card32_to_host (header->total_size, header->byte_order); + + gdk_error_trap_push (); + XGetWindowProperty (display_x11->xdisplay, + display_x11->motif_drag_window, + motif_drag_targets_atom, + (sizeof(MotifTargetTableHeader)+3)/4, + (header->total_size + 3)/4 - (sizeof(MotifTargetTableHeader) + 3)/4, + FALSE, + motif_drag_targets_atom, &type, &format, &nitems, + &bytes_after, &target_bytes); + + if (gdk_error_trap_pop () || (format != 8) || (bytes_after != 0) || + (nitems != header->total_size - sizeof(MotifTargetTableHeader))) + goto error; + + display_x11->motif_n_target_lists = header->n_lists; + display_x11->motif_target_lists = g_new0 (GList *, display_x11->motif_n_target_lists); + + p = target_bytes; + for (i=0; i<header->n_lists; i++) + { + gint n_targets; + guint32 *targets; + + if (p + sizeof(guint16) - target_bytes > nitems) + goto error; + + n_targets = card16_to_host (*(gushort *)p, header->byte_order); + + /* We need to make a copy of the targets, since it may + * be unaligned + */ + targets = g_new (guint32, n_targets); + memcpy (targets, p + sizeof(guint16), sizeof(guint32) * n_targets); + + p += sizeof(guint16) + n_targets * sizeof(guint32); + if (p - target_bytes > nitems) + goto error; + + for (j=0; j<n_targets; j++) + display_x11->motif_target_lists[i] = + g_list_prepend (display_x11->motif_target_lists[i], + GUINT_TO_POINTER (card32_to_host (targets[j], + header->byte_order))); + g_free (targets); + display_x11->motif_target_lists[i] = g_list_reverse (display_x11->motif_target_lists[i]); + } + + success = TRUE; + + error: + if (header) + XFree (header); + + if (target_bytes) + XFree (target_bytes); + + if (!success) + { + if (display_x11->motif_target_lists) + { + g_free (display_x11->motif_target_lists); + display_x11->motif_target_lists = NULL; + display_x11->motif_n_target_lists = 0; + } + g_warning ("Error reading Motif target table\n"); + } + } +} + +static gint +targets_sort_func (gconstpointer a, gconstpointer b) +{ + return (GPOINTER_TO_UINT (a) < GPOINTER_TO_UINT (b)) ? + -1 : ((GPOINTER_TO_UINT (a) > GPOINTER_TO_UINT (b)) ? 1 : 0); +} + +/* Check if given (sorted) list is in the targets table */ +static gint +motif_target_table_check (GdkDisplay *display, + GList *sorted) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + GList *tmp_list1, *tmp_list2; + gint i; + + for (i=0; i<display_x11->motif_n_target_lists; i++) + { + tmp_list1 = display_x11->motif_target_lists[i]; + tmp_list2 = sorted; + + while (tmp_list1 && tmp_list2) + { + if (tmp_list1->data != tmp_list2->data) + break; + + tmp_list1 = tmp_list1->next; + tmp_list2 = tmp_list2->next; + } + if (!tmp_list1 && !tmp_list2) /* Found it */ + return i; + } + + return -1; +} + +static gint +motif_add_to_target_table (GdkDisplay *display, + GList *targets) /* targets is list of GdkAtom */ +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + GList *sorted = NULL; + gint index = -1; + gint i; + GList *tmp_list; + + /* make a sorted copy of the list */ + + while (targets) + { + Atom xatom = gdk_x11_atom_to_xatom_for_display (display, GDK_POINTER_TO_ATOM (targets->data)); + sorted = g_list_insert_sorted (sorted, GUINT_TO_POINTER (xatom), targets_sort_func); + targets = targets->next; + } + + /* First check if it is there already */ + + if (display_x11->motif_target_lists) + index = motif_target_table_check (display, sorted); + + /* We need to grab the server while doing this, to ensure + * atomiticity. Ugh + */ + + if (index < 0) + { + /* We need to make sure that it exists _before_ we grab the + * server, since we can't open a new connection after we + * grab the server. + */ + motif_find_drag_window (display, TRUE); + + gdk_x11_display_grab (display); + motif_read_target_table (display); + + /* Check again, in case it was added in the meantime */ + + if (display_x11->motif_target_lists) + index = motif_target_table_check (display, sorted); + + if (index < 0) + { + guint32 total_size = 0; + guchar *data; + guchar *p; + guint16 *p16; + MotifTargetTableHeader *header; + + if (!display_x11->motif_target_lists) + { + display_x11->motif_target_lists = g_new (GList *, 1); + display_x11->motif_n_target_lists = 1; + } + else + { + display_x11->motif_n_target_lists++; + display_x11->motif_target_lists = g_realloc (display_x11->motif_target_lists, + sizeof(GList *) * display_x11->motif_n_target_lists); + } + display_x11->motif_target_lists[display_x11->motif_n_target_lists - 1] = sorted; + sorted = NULL; + index = display_x11->motif_n_target_lists - 1; + + total_size = sizeof (MotifTargetTableHeader); + for (i = 0; i < display_x11->motif_n_target_lists ; i++) + total_size += sizeof(guint16) + sizeof(guint32) * g_list_length (display_x11->motif_target_lists[i]); + + data = g_malloc (total_size); + + header = (MotifTargetTableHeader *)data; + p = data + sizeof(MotifTargetTableHeader); + + header->byte_order = local_byte_order; + header->protocol_version = 0; + header->n_lists = display_x11->motif_n_target_lists; + header->total_size = total_size; + + for (i = 0; i < display_x11->motif_n_target_lists ; i++) + { + guint16 n_targets = g_list_length (display_x11->motif_target_lists[i]); + guint32 *targets = g_new (guint32, n_targets); + guint32 *p32 = targets; + + tmp_list = display_x11->motif_target_lists[i]; + while (tmp_list) + { + *p32 = GPOINTER_TO_UINT (tmp_list->data); + + tmp_list = tmp_list->next; + p32++; + } + + p16 = (guint16 *)p; + p += sizeof(guint16); + + memcpy (p, targets, n_targets * sizeof(guint32)); + + *p16 = n_targets; + p += sizeof(guint32) * n_targets; + g_free (targets); + } + + XChangeProperty (display_x11->xdisplay, + display_x11->motif_drag_window, + gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_TARGETS"), + gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_TARGETS"), + 8, PropModeReplace, + data, total_size); + } + gdk_x11_display_ungrab (display); + } + + g_list_free (sorted); + return index; +} + +/* Translate flags */ + +static void +motif_dnd_translate_flags (GdkDragContext *context, guint16 flags) +{ + guint recommended_op = flags & 0x000f; + guint possible_ops = (flags & 0x0f0) >> 4; + + switch (recommended_op) + { + case XmDROP_MOVE: + context->suggested_action = GDK_ACTION_MOVE; + break; + case XmDROP_COPY: + context->suggested_action = GDK_ACTION_COPY; + break; + case XmDROP_LINK: + context->suggested_action = GDK_ACTION_LINK; + break; + default: + context->suggested_action = GDK_ACTION_COPY; + break; + } + + context->actions = 0; + if (possible_ops & XmDROP_MOVE) + context->actions |= GDK_ACTION_MOVE; + if (possible_ops & XmDROP_COPY) + context->actions |= GDK_ACTION_COPY; + if (possible_ops & XmDROP_LINK) + context->actions |= GDK_ACTION_LINK; +} + +static guint16 +motif_dnd_get_flags (GdkDragContext *context) +{ + guint16 flags = 0; + + switch (context->suggested_action) + { + case GDK_ACTION_MOVE: + flags = XmDROP_MOVE; + break; + case GDK_ACTION_COPY: + flags = XmDROP_COPY; + break; + case GDK_ACTION_LINK: + flags = XmDROP_LINK; + break; + default: + flags = XmDROP_NOOP; + break; + } + + if (context->actions & GDK_ACTION_MOVE) + flags |= XmDROP_MOVE << 8; + if (context->actions & GDK_ACTION_COPY) + flags |= XmDROP_COPY << 8; + if (context->actions & GDK_ACTION_LINK) + flags |= XmDROP_LINK << 8; + + return flags; +} + +/* Source Side */ + +static void +motif_set_targets (GdkDragContext *context) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + MotifDragInitiatorInfo info; + gint i; + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + + info.byte_order = local_byte_order; + info.protocol_version = 0; + + info.targets_index = motif_add_to_target_table (display, context->targets); + + for (i=0; ; i++) + { + gchar buf[20]; + g_snprintf(buf, 20, "_GDK_SELECTION_%d", i); + + private->motif_selection = gdk_x11_get_xatom_by_name_for_display (display, buf); + if (!XGetSelectionOwner (GDK_DISPLAY_XDISPLAY (display), private->motif_selection)) + break; + } + + info.selection_atom = private->motif_selection; + + XChangeProperty (GDK_DRAWABLE_XDISPLAY (context->source_window), + GDK_DRAWABLE_XID (context->source_window), + private->motif_selection, + gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_INITIATOR_INFO"), + 8, PropModeReplace, + (guchar *)&info, sizeof (info)); + + private->motif_targets_set = 1; +} + +static guint32 +motif_check_dest (GdkDisplay *display, + Window win) +{ + gboolean retval = FALSE; + guchar *data; + MotifDragReceiverInfo *info; + Atom type = None; + int format; + unsigned long nitems, after; + Atom motif_drag_receiver_info_atom = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_RECEIVER_INFO"); + + gdk_error_trap_push (); + XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), win, + motif_drag_receiver_info_atom, + 0, (sizeof(*info)+3)/4, False, AnyPropertyType, + &type, &format, &nitems, &after, + &data); + + if (gdk_error_trap_pop() == 0) + { + if (type != None) + { + info = (MotifDragReceiverInfo *)data; + + if ((format == 8) && (nitems == sizeof(*info))) + { + if ((info->protocol_version == 0) && + ((info->protocol_style == XmDRAG_PREFER_PREREGISTER) || + (info->protocol_style == XmDRAG_PREFER_DYNAMIC) || + (info->protocol_style == XmDRAG_DYNAMIC))) + retval = TRUE; + } + else + { + GDK_NOTE (DND, + g_warning ("Invalid Motif drag receiver property on window %ld\n", win)); + } + + XFree (info); + } + } + + return retval ? win : None; +} + +static void +motif_send_enter (GdkDragContext *context, + guint32 time) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + XEvent xev; + + if (!G_LIKELY (GDK_DISPLAY_X11 (display)->trusted_client)) + return; /* Motif Dnd requires getting properties on the root window */ + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_AND_DROP_MESSAGE"); + xev.xclient.format = 8; + xev.xclient.window = GDK_DRAWABLE_XID (context->dest_window); + + MOTIF_XCLIENT_BYTE (&xev, 0) = XmTOP_LEVEL_ENTER; + MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; + MOTIF_XCLIENT_SHORT (&xev, 1) = 0; + MOTIF_XCLIENT_LONG (&xev, 1) = time; + MOTIF_XCLIENT_LONG (&xev, 2) = GDK_DRAWABLE_XID (context->source_window); + + if (!private->motif_targets_set) + motif_set_targets (context); + + MOTIF_XCLIENT_LONG (&xev, 3) = private->motif_selection; + MOTIF_XCLIENT_LONG (&xev, 4) = 0; + + if (!_gdk_send_xevent (display, + GDK_DRAWABLE_XID (context->dest_window), + FALSE, 0, &xev)) + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->dest_window))); +} + +static void +motif_send_leave (GdkDragContext *context, + guint32 time) +{ + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + XEvent xev; + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_AND_DROP_MESSAGE"); + xev.xclient.format = 8; + xev.xclient.window = GDK_DRAWABLE_XID (context->dest_window); + + MOTIF_XCLIENT_BYTE (&xev, 0) = XmTOP_LEVEL_LEAVE; + MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; + MOTIF_XCLIENT_SHORT (&xev, 1) = 0; + MOTIF_XCLIENT_LONG (&xev, 1) = time; + MOTIF_XCLIENT_LONG (&xev, 2) = 0; + MOTIF_XCLIENT_LONG (&xev, 3) = 0; + MOTIF_XCLIENT_LONG (&xev, 4) = 0; + + if (!_gdk_send_xevent (display, + GDK_DRAWABLE_XID (context->dest_window), + FALSE, 0, &xev)) + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->dest_window))); +} + +static gboolean +motif_send_motion (GdkDragContext *context, + gint x_root, + gint y_root, + GdkDragAction action, + guint32 time) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + gboolean retval; + XEvent xev; + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_AND_DROP_MESSAGE"); + xev.xclient.format = 8; + xev.xclient.window = GDK_DRAWABLE_XID (context->dest_window); + + MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; + MOTIF_XCLIENT_SHORT (&xev, 1) = motif_dnd_get_flags (context); + MOTIF_XCLIENT_LONG (&xev, 1) = time; + MOTIF_XCLIENT_LONG (&xev, 3) = 0; + MOTIF_XCLIENT_LONG (&xev, 4) = 0; + + if ((context->suggested_action != private->old_action) || + (context->actions != private->old_actions)) + { + MOTIF_XCLIENT_BYTE (&xev, 0) = XmOPERATION_CHANGED; + + /* private->drag_status = GDK_DRAG_STATUS_ACTION_WAIT; */ + retval = TRUE; + } + else + { + MOTIF_XCLIENT_BYTE (&xev, 0) = XmDRAG_MOTION; + + MOTIF_XCLIENT_SHORT (&xev, 4) = x_root; + MOTIF_XCLIENT_SHORT (&xev, 5) = y_root; + + private->drag_status = GDK_DRAG_STATUS_MOTION_WAIT; + retval = FALSE; + } + + if (!_gdk_send_xevent (display, + GDK_DRAWABLE_XID (context->dest_window), + FALSE, 0, &xev)) + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->dest_window))); + + return retval; +} + +static void +motif_send_drop (GdkDragContext *context, guint32 time) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + XEvent xev; + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_AND_DROP_MESSAGE"); + xev.xclient.format = 8; + xev.xclient.window = GDK_DRAWABLE_XID (context->dest_window); + + MOTIF_XCLIENT_BYTE (&xev, 0) = XmDROP_START; + MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; + MOTIF_XCLIENT_SHORT (&xev, 1) = motif_dnd_get_flags (context); + MOTIF_XCLIENT_LONG (&xev, 1) = time; + + MOTIF_XCLIENT_SHORT (&xev, 4) = private->last_x; + MOTIF_XCLIENT_SHORT (&xev, 5) = private->last_y; + + MOTIF_XCLIENT_LONG (&xev, 3) = private->motif_selection; + MOTIF_XCLIENT_LONG (&xev, 4) = GDK_DRAWABLE_XID (context->source_window); + + if (!_gdk_send_xevent (display, + GDK_DRAWABLE_XID (context->dest_window), + FALSE, 0, &xev)) + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->dest_window))); +} + +/* Target Side */ + +static gboolean +motif_read_initiator_info (GdkDisplay *display, + Window source_window, + Atom atom, + GList **targets, + Atom *selection) +{ + GList *tmp_list; + Atom type; + gint format; + gulong nitems; + gulong bytes_after; + guchar *data; + MotifDragInitiatorInfo *initiator_info; + + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + gdk_error_trap_push (); + XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), source_window, atom, + 0, sizeof(*initiator_info), FALSE, + gdk_x11_get_xatom_by_name_for_display (display, "_MOTIF_DRAG_INITIATOR_INFO"), + &type, &format, &nitems, &bytes_after, + &data); + + if (gdk_error_trap_pop () || (format != 8) || (nitems != sizeof (MotifDragInitiatorInfo)) || (bytes_after != 0)) + { + g_warning ("Error reading initiator info\n"); + return FALSE; + } + + initiator_info = (MotifDragInitiatorInfo *)data; + + motif_read_target_table (display); + + initiator_info->targets_index = + card16_to_host (initiator_info->targets_index, initiator_info->byte_order); + initiator_info->selection_atom = + card32_to_host (initiator_info->selection_atom, initiator_info->byte_order); + + if (initiator_info->targets_index >= display_x11->motif_n_target_lists) + { + g_warning ("Invalid target index in TOP_LEVEL_ENTER MESSAGE"); + XFree (initiator_info); + return FALSE; + } + + tmp_list = g_list_last (display_x11->motif_target_lists[initiator_info->targets_index]); + + *targets = NULL; + while (tmp_list) + { + GdkAtom atom = gdk_x11_xatom_to_atom_for_display (display, GPOINTER_TO_UINT (tmp_list->data)); + *targets = g_list_prepend (*targets, GDK_ATOM_TO_POINTER (atom)); + tmp_list = tmp_list->prev; + } + +#ifdef G_ENABLE_DEBUG + if (_gdk_debug_flags & GDK_DEBUG_DND) + print_target_list (*targets); +#endif /* G_ENABLE_DEBUG */ + + *selection = initiator_info->selection_atom; + + XFree (initiator_info); + + return TRUE; +} + +static GdkDragContext * +motif_drag_context_new (GdkWindow *dest_window, + guint32 timestamp, + guint32 source_window, + guint32 atom) +{ + GdkDragContext *new_context; + GdkDragContextPrivateX11 *private; + GdkDisplay *display = GDK_WINDOW_DISPLAY (dest_window); + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + /* FIXME, current_dest_drag really shouldn't be NULL'd + * if we error below. + */ + if (display_x11->current_dest_drag != NULL) + { + if (timestamp >= display_x11->current_dest_drag->start_time) + { + g_object_unref (display_x11->current_dest_drag); + display_x11->current_dest_drag = NULL; + } + else + return NULL; + } + + new_context = gdk_drag_context_new (); + private = PRIVATE_DATA (new_context); + + new_context->protocol = GDK_DRAG_PROTO_MOTIF; + new_context->is_source = FALSE; + + new_context->source_window = gdk_window_lookup_for_display (display, source_window); + if (new_context->source_window) + g_object_ref (new_context->source_window); + else + { + new_context->source_window = gdk_window_foreign_new_for_display (display, source_window); + if (!new_context->source_window) + { + g_object_unref (new_context); + return NULL; + } + } + + new_context->dest_window = dest_window; + g_object_ref (dest_window); + new_context->start_time = timestamp; + + if (!motif_read_initiator_info (GDK_WINDOW_DISPLAY (dest_window), + source_window, + atom, + &new_context->targets, + &private->motif_selection)) + { + g_object_unref (new_context); + return NULL; + } + + return new_context; +} + +/* + * The MOTIF drag protocol has no real provisions for distinguishing + * multiple simultaneous drops. If the sources grab the pointer + * when doing drags, that shouldn't happen, in any case. If it + * does, we can't do much except hope for the best. + */ + +static GdkFilterReturn +motif_top_level_enter (GdkEvent *event, + guint16 flags, + guint32 timestamp, + guint32 source_window, + guint32 atom) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_WINDOW_DISPLAY (event->any.window)); + GdkDragContext *new_context; + + GDK_NOTE(DND, g_message ("Motif DND top level enter: flags: %#4x time: %d source_widow: %#4x atom: %d", + flags, timestamp, source_window, atom)); + + new_context = motif_drag_context_new (event->any.window, timestamp, source_window, atom); + if (!new_context) + return GDK_FILTER_REMOVE; + + event->dnd.type = GDK_DRAG_ENTER; + event->dnd.context = new_context; + g_object_ref (new_context); + + display_x11->current_dest_drag = new_context; + + return GDK_FILTER_TRANSLATE; +} + +static GdkFilterReturn +motif_top_level_leave (GdkEvent *event, + guint16 flags, + guint32 timestamp) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_WINDOW_DISPLAY (event->any.window)); + + GDK_NOTE(DND, g_message ("Motif DND top level leave: flags: %#4x time: %d", + flags, timestamp)); + + if ((display_x11->current_dest_drag != NULL) && + (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_MOTIF) && + (timestamp >= display_x11->current_dest_drag->start_time)) + { + event->dnd.type = GDK_DRAG_LEAVE; + /* Pass ownership of context to the event */ + event->dnd.context = display_x11->current_dest_drag; + + display_x11->current_dest_drag = NULL; + + return GDK_FILTER_TRANSLATE; + } + else + return GDK_FILTER_REMOVE; +} + +static GdkFilterReturn +motif_motion (GdkEvent *event, + guint16 flags, + guint32 timestamp, + gint16 x_root, + gint16 y_root) +{ + GdkDragContextPrivateX11 *private; + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_WINDOW_DISPLAY (event->any.window)); + + GDK_NOTE(DND, g_message ("Motif DND motion: flags: %#4x time: %d (%d, %d)", + flags, timestamp, x_root, y_root)); + + if ((display_x11->current_dest_drag != NULL) && + (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_MOTIF) && + (timestamp >= display_x11->current_dest_drag->start_time)) + { + private = PRIVATE_DATA (display_x11->current_dest_drag); + + event->dnd.type = GDK_DRAG_MOTION; + event->dnd.context = display_x11->current_dest_drag; + g_object_ref (display_x11->current_dest_drag); + + event->dnd.time = timestamp; + + motif_dnd_translate_flags (display_x11->current_dest_drag, flags); + + event->dnd.x_root = x_root; + event->dnd.y_root = y_root; + + private->last_x = x_root; + private->last_y = y_root; + + private->drag_status = GDK_DRAG_STATUS_MOTION_WAIT; + + return GDK_FILTER_TRANSLATE; + } + + return GDK_FILTER_REMOVE; +} + +static GdkFilterReturn +motif_operation_changed (GdkEvent *event, + guint16 flags, + guint32 timestamp) +{ + GdkDragContextPrivateX11 *private; + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_WINDOW_DISPLAY (event->any.window)); + GDK_NOTE(DND, g_message ("Motif DND operation changed: flags: %#4x time: %d", + flags, timestamp)); + + if ((display_x11->current_dest_drag != NULL) && + (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_MOTIF) && + (timestamp >= display_x11->current_dest_drag->start_time)) + { + event->dnd.type = GDK_DRAG_MOTION; + event->dnd.send_event = FALSE; + event->dnd.context = display_x11->current_dest_drag; + g_object_ref (display_x11->current_dest_drag); + + event->dnd.time = timestamp; + private = PRIVATE_DATA (display_x11->current_dest_drag); + + motif_dnd_translate_flags (display_x11->current_dest_drag, flags); + + event->dnd.x_root = private->last_x; + event->dnd.y_root = private->last_y; + + private->drag_status = GDK_DRAG_STATUS_ACTION_WAIT; + + return GDK_FILTER_TRANSLATE; + } + + return GDK_FILTER_REMOVE; +} + +static GdkFilterReturn +motif_drop_start (GdkEvent *event, + guint16 flags, + guint32 timestamp, + guint32 source_window, + guint32 atom, + gint16 x_root, + gint16 y_root) +{ + GdkDragContext *new_context; + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_WINDOW_DISPLAY (event->any.window)); + + GDK_NOTE(DND, g_message ("Motif DND drop start: flags: %#4x time: %d (%d, %d) source_widow: %#4x atom: %d", + flags, timestamp, x_root, y_root, source_window, atom)); + + new_context = motif_drag_context_new (event->any.window, timestamp, source_window, atom); + if (!new_context) + return GDK_FILTER_REMOVE; + + motif_dnd_translate_flags (new_context, flags); + + event->dnd.type = GDK_DROP_START; + event->dnd.context = new_context; + event->dnd.time = timestamp; + event->dnd.x_root = x_root; + event->dnd.y_root = y_root; + + gdk_x11_window_set_user_time (event->any.window, timestamp); + + g_object_ref (new_context); + display_x11->current_dest_drag = new_context; + + return GDK_FILTER_TRANSLATE; +} + +static GdkFilterReturn +motif_drag_status (GdkEvent *event, + guint16 flags, + guint32 timestamp) +{ + GdkDragContext *context; + GdkDisplay *display; + + GDK_NOTE (DND, + g_message ("Motif status message: flags %x", flags)); + + display = gdk_window_get_display (event->any.window); + if (!display) + return GDK_FILTER_REMOVE; + + context = gdk_drag_context_find (display, TRUE, GDK_DRAWABLE_XID (event->any.window), None); + + if (context) + { + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + if ((private->drag_status == GDK_DRAG_STATUS_MOTION_WAIT) || + (private->drag_status == GDK_DRAG_STATUS_ACTION_WAIT)) + private->drag_status = GDK_DRAG_STATUS_DRAG; + + event->dnd.type = GDK_DRAG_STATUS; + event->dnd.send_event = FALSE; + event->dnd.context = context; + g_object_ref (context); + + event->dnd.time = timestamp; + + if ((flags & 0x00f0) >> 4 == XmDROP_SITE_VALID) + { + switch (flags & 0x000f) + { + case XmDROP_NOOP: + context->action = 0; + break; + case XmDROP_MOVE: + context->action = GDK_ACTION_MOVE; + break; + case XmDROP_COPY: + context->action = GDK_ACTION_COPY; + break; + case XmDROP_LINK: + context->action = GDK_ACTION_LINK; + break; + } + } + else + context->action = 0; + + return GDK_FILTER_TRANSLATE; + } + return GDK_FILTER_REMOVE; +} + +static GdkFilterReturn +motif_dnd_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + XEvent *xevent = (XEvent *)xev; + + guint8 reason; + guint16 flags; + guint32 timestamp; + guint32 source_window; + Atom atom; + gint16 x_root, y_root; + gboolean is_reply; + + if (!event->any.window || + gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) + return GDK_FILTER_CONTINUE; /* Not for us */ + + /* First read some fields common to all Motif DND messages */ + + reason = MOTIF_UNPACK_BYTE (xevent, 0); + flags = MOTIF_UNPACK_SHORT (xevent, 1); + timestamp = MOTIF_UNPACK_LONG (xevent, 1); + + is_reply = ((reason & 0x80) != 0); + + switch (reason & 0x7f) + { + case XmTOP_LEVEL_ENTER: + source_window = MOTIF_UNPACK_LONG (xevent, 2); + atom = MOTIF_UNPACK_LONG (xevent, 3); + return motif_top_level_enter (event, flags, timestamp, source_window, atom); + case XmTOP_LEVEL_LEAVE: + return motif_top_level_leave (event, flags, timestamp); + + case XmDRAG_MOTION: + x_root = MOTIF_UNPACK_SHORT (xevent, 4); + y_root = MOTIF_UNPACK_SHORT (xevent, 5); + + if (!is_reply) + return motif_motion (event, flags, timestamp, x_root, y_root); + else + return motif_drag_status (event, flags, timestamp); + + case XmDROP_SITE_ENTER: + return motif_drag_status (event, flags, timestamp); + + case XmDROP_SITE_LEAVE: + return motif_drag_status (event, + XmNO_DROP_SITE << 8 | XmDROP_NOOP, + timestamp); + case XmDROP_START: + x_root = MOTIF_UNPACK_SHORT (xevent, 4); + y_root = MOTIF_UNPACK_SHORT (xevent, 5); + atom = MOTIF_UNPACK_LONG (xevent, 3); + source_window = MOTIF_UNPACK_LONG (xevent, 4); + + if (!is_reply) + return motif_drop_start (event, flags, timestamp, source_window, atom, x_root, y_root); + + break; + case XmOPERATION_CHANGED: + if (!is_reply) + return motif_operation_changed (event, flags, timestamp); + else + return motif_drag_status (event, flags, timestamp); + + break; + /* To the best of my knowledge, these next two messages are + * not part of the protocol, though they are defined in + * the header files. + */ + case XmDROP_FINISH: + case XmDRAG_DROP_FINISH: + break; + } + + return GDK_FILTER_REMOVE; +} + +/************************************************************* + ***************************** XDND ************************** + *************************************************************/ + +/* Utility functions */ + +static struct { + const gchar *name; + GdkAtom atom; + GdkDragAction action; +} xdnd_actions_table[] = { + { "XdndActionCopy", None, GDK_ACTION_COPY }, + { "XdndActionMove", None, GDK_ACTION_MOVE }, + { "XdndActionLink", None, GDK_ACTION_LINK }, + { "XdndActionAsk", None, GDK_ACTION_ASK }, + { "XdndActionPrivate", None, GDK_ACTION_COPY }, + }; + +static const gint xdnd_n_actions = sizeof(xdnd_actions_table) / sizeof(xdnd_actions_table[0]); +static gboolean xdnd_actions_initialized = FALSE; + +static void +xdnd_initialize_actions (void) +{ + gint i; + + xdnd_actions_initialized = TRUE; + for (i=0; i < xdnd_n_actions; i++) + xdnd_actions_table[i].atom = gdk_atom_intern_static_string (xdnd_actions_table[i].name); +} + +static GdkDragAction +xdnd_action_from_atom (GdkDisplay *display, + Atom xatom) +{ + GdkAtom atom; + gint i; + + if (xatom == None) + return 0; + + atom = gdk_x11_xatom_to_atom_for_display (display, xatom); + + if (!xdnd_actions_initialized) + xdnd_initialize_actions(); + + for (i=0; i<xdnd_n_actions; i++) + if (atom == xdnd_actions_table[i].atom) + return xdnd_actions_table[i].action; + + return 0; +} + +static Atom +xdnd_action_to_atom (GdkDisplay *display, + GdkDragAction action) +{ + gint i; + + if (!xdnd_actions_initialized) + xdnd_initialize_actions(); + + for (i=0; i<xdnd_n_actions; i++) + if (action == xdnd_actions_table[i].action) + return gdk_x11_atom_to_xatom_for_display (display, xdnd_actions_table[i].atom); + + return None; +} + +/* Source side */ + +static GdkFilterReturn +xdnd_status_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + GdkDisplay *display; + XEvent *xevent = (XEvent *)xev; + guint32 dest_window = xevent->xclient.data.l[0]; + guint32 flags = xevent->xclient.data.l[1]; + Atom action = xevent->xclient.data.l[4]; + GdkDragContext *context; + + if (!event->any.window || + gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) + return GDK_FILTER_CONTINUE; /* Not for us */ + + GDK_NOTE (DND, + g_message ("XdndStatus: dest_window: %#x action: %ld", + dest_window, action)); + + display = gdk_window_get_display (event->any.window); + context = gdk_drag_context_find (display, TRUE, xevent->xclient.window, dest_window); + + if (context) + { + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + if (private->drag_status == GDK_DRAG_STATUS_MOTION_WAIT) + private->drag_status = GDK_DRAG_STATUS_DRAG; + + event->dnd.send_event = FALSE; + event->dnd.type = GDK_DRAG_STATUS; + event->dnd.context = context; + gdk_event_set_device (event, gdk_drag_context_get_device (context)); + g_object_ref (context); + + event->dnd.time = GDK_CURRENT_TIME; /* FIXME? */ + if (!(action != 0) != !(flags & 1)) + { + GDK_NOTE (DND, + g_warning ("Received status event with flags not corresponding to action!\n")); + action = 0; + } + + context->action = xdnd_action_from_atom (display, action); + + return GDK_FILTER_TRANSLATE; + } + + return GDK_FILTER_REMOVE; +} + +static GdkFilterReturn +xdnd_finished_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + GdkDisplay *display; + XEvent *xevent = (XEvent *)xev; + guint32 dest_window = xevent->xclient.data.l[0]; + GdkDragContext *context; + GdkDragContextPrivateX11 *private; + + if (!event->any.window || + gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) + return GDK_FILTER_CONTINUE; /* Not for us */ + + GDK_NOTE (DND, + g_message ("XdndFinished: dest_window: %#x", dest_window)); + + display = gdk_window_get_display (event->any.window); + context = gdk_drag_context_find (display, TRUE, xevent->xclient.window, dest_window); + + if (context) + { + private = PRIVATE_DATA (context); + if (private->version == 5) + private->drop_failed = xevent->xclient.data.l[1] == 0; + + event->dnd.type = GDK_DROP_FINISHED; + event->dnd.context = context; + gdk_event_set_device (event, gdk_drag_context_get_device (context)); + g_object_ref (context); + + event->dnd.time = GDK_CURRENT_TIME; /* FIXME? */ + + return GDK_FILTER_TRANSLATE; + } + + return GDK_FILTER_REMOVE; +} + +static void +xdnd_set_targets (GdkDragContext *context) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + Atom *atomlist; + GList *tmp_list = context->targets; + gint i; + gint n_atoms = g_list_length (context->targets); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + + atomlist = g_new (Atom, n_atoms); + i = 0; + while (tmp_list) + { + atomlist[i] = gdk_x11_atom_to_xatom_for_display (display, GDK_POINTER_TO_ATOM (tmp_list->data)); + tmp_list = tmp_list->next; + i++; + } + + XChangeProperty (GDK_DRAWABLE_XDISPLAY (context->source_window), + GDK_DRAWABLE_XID (context->source_window), + gdk_x11_get_xatom_by_name_for_display (display, "XdndTypeList"), + XA_ATOM, 32, PropModeReplace, + (guchar *)atomlist, n_atoms); + + g_free (atomlist); + + private->xdnd_targets_set = 1; +} + +static void +xdnd_set_actions (GdkDragContext *context) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + Atom *atomlist; + gint i; + gint n_atoms; + guint actions; + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + + if (!xdnd_actions_initialized) + xdnd_initialize_actions(); + + actions = context->actions; + n_atoms = 0; + for (i=0; i<xdnd_n_actions; i++) + { + if (actions & xdnd_actions_table[i].action) + { + actions &= ~xdnd_actions_table[i].action; + n_atoms++; + } + } + + atomlist = g_new (Atom, n_atoms); + + actions = context->actions; + n_atoms = 0; + for (i=0; i<xdnd_n_actions; i++) + { + if (actions & xdnd_actions_table[i].action) + { + actions &= ~xdnd_actions_table[i].action; + atomlist[n_atoms] = gdk_x11_atom_to_xatom_for_display (display, xdnd_actions_table[i].atom); + n_atoms++; + } + } + + XChangeProperty (GDK_DRAWABLE_XDISPLAY (context->source_window), + GDK_DRAWABLE_XID (context->source_window), + gdk_x11_get_xatom_by_name_for_display (display, "XdndActionList"), + XA_ATOM, 32, PropModeReplace, + (guchar *)atomlist, n_atoms); + + g_free (atomlist); + + private->xdnd_actions_set = TRUE; + private->xdnd_actions = context->actions; +} + +static void +send_client_message_async_cb (Window window, + gboolean success, + gpointer data) +{ + GdkDragContext *context = data; + GDK_NOTE (DND, + g_message ("Got async callback for #%lx, success = %d", + window, success)); + + /* On failure, we immediately continue with the protocol + * so we don't end up blocking for a timeout + */ + if (!success && + context->dest_window && + window == GDK_WINDOW_XID (context->dest_window)) + { + GdkEvent *temp_event; + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + + g_object_unref (context->dest_window); + context->dest_window = NULL; + context->action = 0; + + private->drag_status = GDK_DRAG_STATUS_DRAG; + + temp_event = gdk_event_new (GDK_DRAG_STATUS); + temp_event->dnd.window = g_object_ref (context->source_window); + temp_event->dnd.send_event = TRUE; + temp_event->dnd.context = g_object_ref (context); + temp_event->dnd.time = GDK_CURRENT_TIME; + gdk_event_set_device (temp_event, gdk_drag_context_get_device (context)); + + gdk_event_put (temp_event); + + gdk_event_free (temp_event); + } + + g_object_unref (context); +} + + +static GdkDisplay * +gdk_drag_context_get_display (GdkDragContext *context) +{ + if (context->source_window) + return GDK_WINDOW_DISPLAY (context->source_window); + else if (context->dest_window) + return GDK_WINDOW_DISPLAY (context->dest_window); + + g_assert_not_reached (); + return NULL; +} + +static void +send_client_message_async (GdkDragContext *context, + Window window, + gboolean propagate, + glong event_mask, + XClientMessageEvent *event_send) +{ + GdkDisplay *display = gdk_drag_context_get_display (context); + + g_object_ref (context); + + _gdk_x11_send_client_message_async (display, window, + propagate, event_mask, event_send, + send_client_message_async_cb, context); +} + +static gboolean +xdnd_send_xevent (GdkDragContext *context, + GdkWindow *window, + gboolean propagate, + XEvent *event_send) +{ + GdkDisplay *display = gdk_drag_context_get_display (context); + Window xwindow; + glong event_mask; + + g_assert (event_send->xany.type == ClientMessage); + + /* We short-circuit messages to ourselves */ + if (gdk_window_get_window_type (window) != GDK_WINDOW_FOREIGN) + { + gint i; + + for (i = 0; i < G_N_ELEMENTS (xdnd_filters); i++) + { + if (gdk_x11_get_xatom_by_name_for_display (display, xdnd_filters[i].atom_name) == + event_send->xclient.message_type) + { + GdkEvent *temp_event; + + temp_event = gdk_event_new (GDK_NOTHING); + temp_event->any.window = g_object_ref (window); + + if ((*xdnd_filters[i].func) (event_send, temp_event, NULL) == GDK_FILTER_TRANSLATE) + { + gdk_event_put (temp_event); + gdk_event_free (temp_event); + } + + return TRUE; + } + } + } + + xwindow = GDK_WINDOW_XWINDOW (window); + + if (_gdk_x11_display_is_root_window (display, xwindow)) + event_mask = ButtonPressMask; + else + event_mask = 0; + + send_client_message_async (context, xwindow, propagate, event_mask, + &event_send->xclient); + + return TRUE; +} + +static void +xdnd_send_enter (GdkDragContext *context) +{ + XEvent xev; + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->dest_window); + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndEnter"); + xev.xclient.format = 32; + xev.xclient.window = private->drop_xid ? + private->drop_xid : + GDK_DRAWABLE_XID (context->dest_window); + xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->source_window); + xev.xclient.data.l[1] = (private->version << 24); /* version */ + xev.xclient.data.l[2] = 0; + xev.xclient.data.l[3] = 0; + xev.xclient.data.l[4] = 0; + + GDK_NOTE(DND, + g_message ("Sending enter source window %#lx XDND protocol version %d\n", + GDK_DRAWABLE_XID (context->source_window), private->version)); + if (g_list_length (context->targets) > 3) + { + if (!private->xdnd_targets_set) + xdnd_set_targets (context); + xev.xclient.data.l[1] |= 1; + } + else + { + GList *tmp_list = context->targets; + gint i = 2; + + while (tmp_list) + { + xev.xclient.data.l[i] = gdk_x11_atom_to_xatom_for_display (display, + GDK_POINTER_TO_ATOM (tmp_list->data)); + tmp_list = tmp_list->next; + i++; + } + } + + if (!xdnd_send_xevent (context, context->dest_window, + FALSE, &xev)) + { + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->dest_window))); + g_object_unref (context->dest_window); + context->dest_window = NULL; + } +} + +static void +xdnd_send_leave (GdkDragContext *context) +{ + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + XEvent xev; + + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndLeave"); + xev.xclient.format = 32; + xev.xclient.window = private->drop_xid ? + private->drop_xid : + GDK_DRAWABLE_XID (context->dest_window); + xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->source_window); + xev.xclient.data.l[1] = 0; + xev.xclient.data.l[2] = 0; + xev.xclient.data.l[3] = 0; + xev.xclient.data.l[4] = 0; + + if (!xdnd_send_xevent (context, context->dest_window, + FALSE, &xev)) + { + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->dest_window))); + g_object_unref (context->dest_window); + context->dest_window = NULL; + } +} + +static void +xdnd_send_drop (GdkDragContext *context, guint32 time) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + XEvent xev; + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndDrop"); + xev.xclient.format = 32; + xev.xclient.window = private->drop_xid ? + private->drop_xid : + GDK_DRAWABLE_XID (context->dest_window); + xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->source_window); + xev.xclient.data.l[1] = 0; + xev.xclient.data.l[2] = time; + xev.xclient.data.l[3] = 0; + xev.xclient.data.l[4] = 0; + + if (!xdnd_send_xevent (context, context->dest_window, + FALSE, &xev)) + { + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->dest_window))); + g_object_unref (context->dest_window); + context->dest_window = NULL; + } +} + +static void +xdnd_send_motion (GdkDragContext *context, + gint x_root, + gint y_root, + GdkDragAction action, + guint32 time) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + XEvent xev; + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndPosition"); + xev.xclient.format = 32; + xev.xclient.window = private->drop_xid ? + private->drop_xid : + GDK_DRAWABLE_XID (context->dest_window); + xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->source_window); + xev.xclient.data.l[1] = 0; + xev.xclient.data.l[2] = (x_root << 16) | y_root; + xev.xclient.data.l[3] = time; + xev.xclient.data.l[4] = xdnd_action_to_atom (display, action); + + if (!xdnd_send_xevent (context, context->dest_window, + FALSE, &xev)) + { + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->dest_window))); + g_object_unref (context->dest_window); + context->dest_window = NULL; + } + private->drag_status = GDK_DRAG_STATUS_MOTION_WAIT; +} + +static guint32 +xdnd_check_dest (GdkDisplay *display, + Window win, + guint *xdnd_version) +{ + gboolean retval = FALSE; + Atom type = None; + int format; + unsigned long nitems, after; + guchar *data; + Atom *version; + Window *proxy_data; + Window proxy; + Atom xdnd_proxy_atom = gdk_x11_get_xatom_by_name_for_display (display, "XdndProxy"); + Atom xdnd_aware_atom = gdk_x11_get_xatom_by_name_for_display (display, "XdndAware"); + + proxy = None; + + gdk_error_trap_push (); + + if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), win, + xdnd_proxy_atom, 0, + 1, False, AnyPropertyType, + &type, &format, &nitems, &after, + &data) == Success) + { + if (type != None) + { + proxy_data = (Window *)data; + + if ((format == 32) && (nitems == 1)) + { + proxy = *proxy_data; + } + else + GDK_NOTE (DND, + g_warning ("Invalid XdndProxy " + "property on window %ld\n", win)); + + XFree (proxy_data); + } + + if ((XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), proxy ? proxy : win, + xdnd_aware_atom, 0, + 1, False, AnyPropertyType, + &type, &format, &nitems, &after, + &data) == Success) && + type != None) + { + version = (Atom *)data; + + if ((format == 32) && (nitems == 1)) + { + if (*version >= 3) + retval = TRUE; + if (xdnd_version) + *xdnd_version = *version; + } + else + GDK_NOTE (DND, + g_warning ("Invalid XdndAware " + "property on window %ld\n", win)); + + XFree (version); + } + } + + gdk_error_trap_pop_ignored (); + + return retval ? (proxy ? proxy : win) : None; +} + +/* Target side */ + +static void +xdnd_read_actions (GdkDragContext *context) +{ + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + Atom type; + int format; + gulong nitems, after; + guchar *data; + Atom *atoms; + + gint i; + + PRIVATE_DATA (context)->xdnd_have_actions = FALSE; + + if (gdk_window_get_window_type (context->source_window) == GDK_WINDOW_FOREIGN) + { + /* Get the XdndActionList, if set */ + + gdk_error_trap_push (); + + if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_DRAWABLE_XID (context->source_window), + gdk_x11_get_xatom_by_name_for_display (display, "XdndActionList"), + 0, 65536, + False, XA_ATOM, &type, &format, &nitems, + &after, &data) == Success && + type == XA_ATOM) + { + atoms = (Atom *)data; + + context->actions = 0; + + for (i=0; i<nitems; i++) + context->actions |= xdnd_action_from_atom (display, atoms[i]); + + PRIVATE_DATA (context)->xdnd_have_actions = TRUE; + +#ifdef G_ENABLE_DEBUG + if (_gdk_debug_flags & GDK_DEBUG_DND) + { + GString *action_str = g_string_new (NULL); + if (context->actions & GDK_ACTION_MOVE) + g_string_append(action_str, "MOVE "); + if (context->actions & GDK_ACTION_COPY) + g_string_append(action_str, "COPY "); + if (context->actions & GDK_ACTION_LINK) + g_string_append(action_str, "LINK "); + if (context->actions & GDK_ACTION_ASK) + g_string_append(action_str, "ASK "); + + g_message("Xdnd actions = %s", action_str->str); + g_string_free (action_str, TRUE); + } +#endif /* G_ENABLE_DEBUG */ + + } + + if (data) + XFree (data); + + gdk_error_trap_pop_ignored (); + } + else + { + /* Local drag + */ + GdkDragContext *source_context; + + source_context = gdk_drag_context_find (display, TRUE, + GDK_DRAWABLE_XID (context->source_window), + GDK_DRAWABLE_XID (context->dest_window)); + + if (source_context) + { + context->actions = source_context->actions; + PRIVATE_DATA (context)->xdnd_have_actions = TRUE; + } + } +} + +/* We have to make sure that the XdndActionList we keep internally + * is up to date with the XdndActionList on the source window + * because we get no notification, because Xdnd wasn't meant + * to continually send actions. So we select on PropertyChangeMask + * and add this filter. + */ +static GdkFilterReturn +xdnd_source_window_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer cb_data) +{ + XEvent *xevent = (XEvent *)xev; + GdkDragContext *context = cb_data; + GdkDisplay *display = GDK_WINDOW_DISPLAY(event->any.window); + + if ((xevent->xany.type == PropertyNotify) && + (xevent->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (display, "XdndActionList"))) + { + xdnd_read_actions (context); + + return GDK_FILTER_REMOVE; + } + + return GDK_FILTER_CONTINUE; +} + +static void +xdnd_manage_source_filter (GdkDragContext *context, + GdkWindow *window, + gboolean add_filter) +{ + if (!GDK_WINDOW_DESTROYED (window) && + gdk_window_get_window_type (window) == GDK_WINDOW_FOREIGN) + { + gdk_error_trap_push (); + + if (add_filter) + { + gdk_window_set_events (window, + gdk_window_get_events (window) | + GDK_PROPERTY_CHANGE_MASK); + gdk_window_add_filter (window, xdnd_source_window_filter, context); + } + else + { + gdk_window_remove_filter (window, + xdnd_source_window_filter, + context); + /* Should we remove the GDK_PROPERTY_NOTIFY mask? + * but we might want it for other reasons. (Like + * INCR selection transactions). + */ + } + + gdk_error_trap_pop_ignored (); + } +} + +static void +base_precache_atoms (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + if (!display_x11->base_dnd_atoms_precached) + { + static const char *const precache_atoms[] = { + "ENLIGHTENMENT_DESKTOP", + "WM_STATE", + "XdndAware", + "XdndProxy", + "_MOTIF_DRAG_RECEIVER_INFO" + }; + + _gdk_x11_precache_atoms (display, + precache_atoms, G_N_ELEMENTS (precache_atoms)); + + display_x11->base_dnd_atoms_precached = TRUE; + } +} + +static void +xdnd_precache_atoms (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + if (!display_x11->xdnd_atoms_precached) + { + static const char *const precache_atoms[] = { + "XdndActionAsk", + "XdndActionCopy", + "XdndActionLink", + "XdndActionList", + "XdndActionMove", + "XdndActionPrivate", + "XdndDrop", + "XdndEnter", + "XdndFinished", + "XdndLeave", + "XdndPosition", + "XdndSelection", + "XdndStatus", + "XdndTypeList" + }; + + _gdk_x11_precache_atoms (display, + precache_atoms, G_N_ELEMENTS (precache_atoms)); + + display_x11->xdnd_atoms_precached = TRUE; + } +} + +static GdkFilterReturn +xdnd_enter_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer cb_data) +{ + GdkDeviceManager *device_manager; + GdkDisplay *display; + GdkDisplayX11 *display_x11; + XEvent *xevent = (XEvent *)xev; + GdkDragContext *new_context; + gint i; + + Atom type; + int format; + gulong nitems, after; + guchar *data; + Atom *atoms; + + guint32 source_window; + gboolean get_types; + gint version; + + if (!event->any.window || + gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) + return GDK_FILTER_CONTINUE; /* Not for us */ + + source_window = xevent->xclient.data.l[0]; + get_types = ((xevent->xclient.data.l[1] & 1) != 0); + version = (xevent->xclient.data.l[1] & 0xff000000) >> 24; + + display = GDK_WINDOW_DISPLAY (event->any.window); + display_x11 = GDK_DISPLAY_X11 (display); + + xdnd_precache_atoms (display); + + GDK_NOTE (DND, + g_message ("XdndEnter: source_window: %#x, version: %#x", + source_window, version)); + + if (version < 3) + { + /* Old source ignore */ + GDK_NOTE (DND, g_message ("Ignored old XdndEnter message")); + return GDK_FILTER_REMOVE; + } + + if (display_x11->current_dest_drag != NULL) + { + g_object_unref (display_x11->current_dest_drag); + display_x11->current_dest_drag = NULL; + } + + new_context = gdk_drag_context_new (); + new_context->protocol = GDK_DRAG_PROTO_XDND; + PRIVATE_DATA(new_context)->version = version; + + /* FIXME: Should extend DnD protocol to have device info */ + device_manager = gdk_display_get_device_manager (display); + gdk_drag_context_set_device (new_context, gdk_device_manager_get_client_pointer (device_manager)); + + new_context->source_window = gdk_window_lookup_for_display (display, source_window); + if (new_context->source_window) + g_object_ref (new_context->source_window); + else + { + new_context->source_window = gdk_window_foreign_new_for_display (display, source_window); + if (!new_context->source_window) + { + g_object_unref (new_context); + return GDK_FILTER_REMOVE; + } + } + new_context->dest_window = event->any.window; + g_object_ref (new_context->dest_window); + + new_context->targets = NULL; + if (get_types) + { + gdk_error_trap_push (); + XGetWindowProperty (GDK_DRAWABLE_XDISPLAY (event->any.window), + source_window, + gdk_x11_get_xatom_by_name_for_display (display, "XdndTypeList"), + 0, 65536, + False, XA_ATOM, &type, &format, &nitems, + &after, &data); + + if (gdk_error_trap_pop () || (format != 32) || (type != XA_ATOM)) + { + g_object_unref (new_context); + + if (data) + XFree (data); + + return GDK_FILTER_REMOVE; + } + + atoms = (Atom *)data; + + for (i=0; i<nitems; i++) + new_context->targets = + g_list_append (new_context->targets, + GDK_ATOM_TO_POINTER (gdk_x11_xatom_to_atom_for_display (display, + atoms[i]))); + + XFree(atoms); + } + else + { + for (i=0; i<3; i++) + if (xevent->xclient.data.l[2+i]) + new_context->targets = + g_list_append (new_context->targets, + GDK_ATOM_TO_POINTER (gdk_x11_xatom_to_atom_for_display (display, + xevent->xclient.data.l[2+i]))); + } + +#ifdef G_ENABLE_DEBUG + if (_gdk_debug_flags & GDK_DEBUG_DND) + print_target_list (new_context->targets); +#endif /* G_ENABLE_DEBUG */ + + xdnd_manage_source_filter (new_context, new_context->source_window, TRUE); + xdnd_read_actions (new_context); + + event->dnd.type = GDK_DRAG_ENTER; + event->dnd.context = new_context; + gdk_event_set_device (event, gdk_drag_context_get_device (new_context)); + g_object_ref (new_context); + + display_x11->current_dest_drag = new_context; + + return GDK_FILTER_TRANSLATE; +} + +static GdkFilterReturn +xdnd_leave_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + XEvent *xevent = (XEvent *)xev; + guint32 source_window = xevent->xclient.data.l[0]; + GdkDisplay *display; + GdkDisplayX11 *display_x11; + + if (!event->any.window || + gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) + return GDK_FILTER_CONTINUE; /* Not for us */ + + GDK_NOTE (DND, + g_message ("XdndLeave: source_window: %#x", + source_window)); + + display = GDK_WINDOW_DISPLAY (event->any.window); + display_x11 = GDK_DISPLAY_X11 (display); + + xdnd_precache_atoms (display); + + if ((display_x11->current_dest_drag != NULL) && + (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_XDND) && + (GDK_DRAWABLE_XID (display_x11->current_dest_drag->source_window) == source_window)) + { + event->dnd.type = GDK_DRAG_LEAVE; + /* Pass ownership of context to the event */ + event->dnd.context = display_x11->current_dest_drag; + gdk_event_set_device (event, gdk_drag_context_get_device (event->dnd.context)); + + display_x11->current_dest_drag = NULL; + + return GDK_FILTER_TRANSLATE; + } + else + return GDK_FILTER_REMOVE; +} + +static GdkFilterReturn +xdnd_position_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + XEvent *xevent = (XEvent *)xev; + guint32 source_window = xevent->xclient.data.l[0]; + gint16 x_root = xevent->xclient.data.l[2] >> 16; + gint16 y_root = xevent->xclient.data.l[2] & 0xffff; + guint32 time = xevent->xclient.data.l[3]; + Atom action = xevent->xclient.data.l[4]; + + GdkDisplay *display; + GdkDisplayX11 *display_x11; + + if (!event->any.window || + gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) + return GDK_FILTER_CONTINUE; /* Not for us */ + + GDK_NOTE (DND, + g_message ("XdndPosition: source_window: %#x position: (%d, %d) time: %d action: %ld", + source_window, x_root, y_root, time, action)); + + display = GDK_WINDOW_DISPLAY (event->any.window); + display_x11 = GDK_DISPLAY_X11 (display); + + xdnd_precache_atoms (display); + + if ((display_x11->current_dest_drag != NULL) && + (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_XDND) && + (GDK_DRAWABLE_XID (display_x11->current_dest_drag->source_window) == source_window)) + { + event->dnd.type = GDK_DRAG_MOTION; + event->dnd.context = display_x11->current_dest_drag; + gdk_event_set_device (event, gdk_drag_context_get_device (event->dnd.context)); + g_object_ref (display_x11->current_dest_drag); + + event->dnd.time = time; + + display_x11->current_dest_drag->suggested_action = xdnd_action_from_atom (display, action); + + if (!(PRIVATE_DATA (display_x11->current_dest_drag))->xdnd_have_actions) + display_x11->current_dest_drag->actions = display_x11->current_dest_drag->suggested_action; + + event->dnd.x_root = x_root; + event->dnd.y_root = y_root; + + (PRIVATE_DATA (display_x11->current_dest_drag))->last_x = x_root; + (PRIVATE_DATA (display_x11->current_dest_drag))->last_y = y_root; + + return GDK_FILTER_TRANSLATE; + } + + return GDK_FILTER_REMOVE; +} + +static GdkFilterReturn +xdnd_drop_filter (GdkXEvent *xev, + GdkEvent *event, + gpointer data) +{ + XEvent *xevent = (XEvent *)xev; + guint32 source_window = xevent->xclient.data.l[0]; + guint32 time = xevent->xclient.data.l[2]; + GdkDisplay *display; + GdkDisplayX11 *display_x11; + + if (!event->any.window || + gdk_window_get_window_type (event->any.window) == GDK_WINDOW_FOREIGN) + return GDK_FILTER_CONTINUE; /* Not for us */ + + GDK_NOTE (DND, + g_message ("XdndDrop: source_window: %#x time: %d", + source_window, time)); + + display = GDK_WINDOW_DISPLAY (event->any.window); + display_x11 = GDK_DISPLAY_X11 (display); + + xdnd_precache_atoms (display); + + if ((display_x11->current_dest_drag != NULL) && + (display_x11->current_dest_drag->protocol == GDK_DRAG_PROTO_XDND) && + (GDK_DRAWABLE_XID (display_x11->current_dest_drag->source_window) == source_window)) + { + GdkDragContextPrivateX11 *private; + private = PRIVATE_DATA (display_x11->current_dest_drag); + + event->dnd.type = GDK_DROP_START; + + event->dnd.context = display_x11->current_dest_drag; + gdk_event_set_device (event, gdk_drag_context_get_device (event->dnd.context)); + g_object_ref (display_x11->current_dest_drag); + + event->dnd.time = time; + event->dnd.x_root = private->last_x; + event->dnd.y_root = private->last_y; + + gdk_x11_window_set_user_time (event->any.window, time); + + return GDK_FILTER_TRANSLATE; + } + + return GDK_FILTER_REMOVE; +} + +/************************************************************* + ************************** Public API *********************** + *************************************************************/ +void +_gdk_dnd_init (GdkDisplay *display) +{ + int i; + init_byte_order (); + + gdk_display_add_client_message_filter ( + display, + gdk_atom_intern_static_string ("_MOTIF_DRAG_AND_DROP_MESSAGE"), + motif_dnd_filter, NULL); + + for (i = 0; i < G_N_ELEMENTS (xdnd_filters); i++) + { + gdk_display_add_client_message_filter ( + display, + gdk_atom_intern_static_string (xdnd_filters[i].atom_name), + xdnd_filters[i].func, NULL); + } +} + +/* Source side */ + +static void +gdk_drag_do_leave (GdkDragContext *context, guint32 time) +{ + if (context->dest_window) + { + switch (context->protocol) + { + case GDK_DRAG_PROTO_MOTIF: + motif_send_leave (context, time); + break; + case GDK_DRAG_PROTO_XDND: + xdnd_send_leave (context); + break; + case GDK_DRAG_PROTO_ROOTWIN: + case GDK_DRAG_PROTO_NONE: + default: + break; + } + + g_object_unref (context->dest_window); + context->dest_window = NULL; + } +} + +/** + * gdk_drag_begin: + * @window: the source window for this drag. + * @targets: (transfer none) (element-type GdkAtom): the offered targets, + * as list of #GdkAtom<!-- -->s + * + * Starts a drag and creates a new drag context for it. + * + * This function is called by the drag source. + * + * Return value: a newly created #GdkDragContext. + **/ +GdkDragContext * +gdk_drag_begin (GdkWindow *window, + GList *targets) +{ + GdkDragContext *new_context; + GdkDisplay *display; + GdkDevice *device; + GdkDeviceManager *device_manager; + + g_return_val_if_fail (window != NULL, NULL); + g_return_val_if_fail (GDK_WINDOW_IS_X11 (window), NULL); + + new_context = gdk_drag_context_new (); + new_context->is_source = TRUE; + new_context->source_window = window; + g_object_ref (window); + + new_context->targets = g_list_copy (targets); + precache_target_list (new_context); + + new_context->actions = 0; + + display = gdk_window_get_display (window); + device_manager = gdk_display_get_device_manager (display); + device = gdk_device_manager_get_client_pointer (device_manager); + gdk_drag_context_set_device (new_context, device); + + return new_context; +} + +static GdkNativeWindow +_gdk_drag_get_protocol_for_display (GdkDisplay *display, + GdkNativeWindow xid, + GdkDragProtocol *protocol, + guint *version) + +{ + GdkWindow *window; + GdkNativeWindow retval; + g_return_val_if_fail (GDK_IS_DISPLAY (display), None); + + base_precache_atoms (display); + + /* Check for a local drag + */ + window = gdk_window_lookup_for_display (display, xid); + if (window && + gdk_window_get_window_type (window) != GDK_WINDOW_FOREIGN) + { + if (g_object_get_data (G_OBJECT (window), "gdk-dnd-registered") != NULL) + { + *protocol = GDK_DRAG_PROTO_XDND; + *version = 5; + xdnd_precache_atoms (display); + GDK_NOTE (DND, g_message ("Entering local Xdnd window %#x\n", xid)); + return xid; + } + else if (_gdk_x11_display_is_root_window (display, (Window) xid)) + { + *protocol = GDK_DRAG_PROTO_ROOTWIN; + GDK_NOTE (DND, g_message ("Entering root window\n")); + return xid; + } + } + else if ((retval = xdnd_check_dest (display, xid, version))) + { + *protocol = GDK_DRAG_PROTO_XDND; + xdnd_precache_atoms (display); + GDK_NOTE (DND, g_message ("Entering Xdnd window %#x\n", xid)); + return retval; + } + else if ((retval = motif_check_dest (display, xid))) + { + *protocol = GDK_DRAG_PROTO_MOTIF; + GDK_NOTE (DND, g_message ("Entering motif window %#x\n", xid)); + return retval; + } + else + { + /* Check if this is a root window */ + + gboolean rootwin = FALSE; + Atom type = None; + int format; + unsigned long nitems, after; + unsigned char *data; + + if (_gdk_x11_display_is_root_window (display, (Window) xid)) + rootwin = TRUE; + + gdk_error_trap_push (); + + if (!rootwin) + { + if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), xid, + gdk_x11_get_xatom_by_name_for_display (display, "ENLIGHTENMENT_DESKTOP"), + 0, 0, False, AnyPropertyType, + &type, &format, &nitems, &after, &data) == Success && + type != None) + { + XFree (data); + rootwin = TRUE; + } + } + + /* Until I find out what window manager the next one is for, + * I'm leaving it commented out. It's supported in the + * xscreensaver sources, though. + */ +#if 0 + if (!rootwin) + { + if (XGetWindowProperty (gdk_display, win, + gdk_x11_get_xatom_by_name ("__SWM_VROOT"), + 0, 0, False, AnyPropertyType, + &type, &format, &nitems, &data) && + type != None) + { + XFree (data); + rootwin = TRUE; + } + } +#endif + + gdk_error_trap_pop_ignored (); + + if (rootwin) + { + GDK_NOTE (DND, g_message ("Entering root window\n")); + *protocol = GDK_DRAG_PROTO_ROOTWIN; + return xid; + } + } + + *protocol = GDK_DRAG_PROTO_NONE; + + return 0; /* a.k.a. None */ +} + +/** + * gdk_drag_get_protocol_for_display: + * @display: the #GdkDisplay where the destination window resides + * @xid: the windowing system id of the destination window. + * @protocol: location where the supported DND protocol is returned. + * @returns: the windowing system id of the window where the drop should happen. This + * may be @xid or the id of a proxy window, or zero if @xid doesn't + * support Drag and Drop. + * + * Finds out the DND protocol supported by a window. + * + * Since: 2.2 + */ +GdkNativeWindow +gdk_drag_get_protocol_for_display (GdkDisplay *display, + GdkNativeWindow xid, + GdkDragProtocol *protocol) +{ + return _gdk_drag_get_protocol_for_display (display, xid, protocol, NULL); +} + +static GdkWindowCache * +drag_context_find_window_cache (GdkDragContext *context, + GdkScreen *screen) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GSList *tmp_list; + GdkWindowCache *cache; + + for (tmp_list = private->window_caches; tmp_list; tmp_list = tmp_list->next) + { + cache = tmp_list->data; + if (cache->screen == screen) + return cache; + } + + cache = gdk_window_cache_new (screen); + private->window_caches = g_slist_prepend (private->window_caches, cache); + + return cache; +} + +/** + * gdk_drag_find_window_for_screen: + * @context: a #GdkDragContext + * @drag_window: a window which may be at the pointer position, but + * should be ignored, since it is put up by the drag source as an icon. + * @screen: the screen where the destination window is sought. + * @x_root: the x position of the pointer in root coordinates. + * @y_root: the y position of the pointer in root coordinates. + * @dest_window: (out): location to store the destination window in. + * @protocol: (out): location to store the DND protocol in. + * + * Finds the destination window and DND protocol to use at the + * given pointer position. + * + * This function is called by the drag source to obtain the + * @dest_window and @protocol parameters for gdk_drag_motion(). + * + * Since: 2.2 + **/ +void +gdk_drag_find_window_for_screen (GdkDragContext *context, + GdkWindow *drag_window, + GdkScreen *screen, + gint x_root, + gint y_root, + GdkWindow **dest_window, + GdkDragProtocol *protocol) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + GdkWindowCache *window_cache; + GdkDisplay *display; + Window dest; + + g_return_if_fail (context != NULL); + + display = GDK_WINDOW_DISPLAY (context->source_window); + + window_cache = drag_context_find_window_cache (context, screen); + + dest = get_client_window_at_coords (window_cache, + drag_window && GDK_WINDOW_IS_X11 (drag_window) ? + GDK_DRAWABLE_XID (drag_window) : None, + x_root, y_root); + + if (private->dest_xid != dest) + { + Window recipient; + private->dest_xid = dest; + + /* Check if new destination accepts drags, and which protocol */ + + /* There is some ugliness here. We actually need to pass + * _three_ pieces of information to drag_motion - dest_window, + * protocol, and the XID of the unproxied window. The first + * two are passed explicitely, the third implicitly through + * protocol->dest_xid. + */ + if ((recipient = _gdk_drag_get_protocol_for_display (display, dest, + protocol, &private->version))) + { + *dest_window = gdk_window_lookup_for_display (display, recipient); + if (*dest_window) + g_object_ref (*dest_window); + else + *dest_window = gdk_window_foreign_new_for_display (display, recipient); + } + else + *dest_window = NULL; + } + else + { + *dest_window = context->dest_window; + if (*dest_window) + g_object_ref (*dest_window); + *protocol = context->protocol; + } +} + +/** + * gdk_drag_motion: + * @context: a #GdkDragContext. + * @dest_window: the new destination window, obtained by + * gdk_drag_find_window(). + * @protocol: the DND protocol in use, obtained by gdk_drag_find_window(). + * @x_root: the x position of the pointer in root coordinates. + * @y_root: the y position of the pointer in root coordinates. + * @suggested_action: the suggested action. + * @possible_actions: the possible actions. + * @time_: the timestamp for this operation. + * + * Updates the drag context when the pointer moves or the + * set of actions changes. + * + * This function is called by the drag source. + * + * Return value: FIXME + **/ +gboolean +gdk_drag_motion (GdkDragContext *context, + GdkWindow *dest_window, + GdkDragProtocol protocol, + gint x_root, + gint y_root, + GdkDragAction suggested_action, + GdkDragAction possible_actions, + guint32 time) +{ + GdkDragContextPrivateX11 *private = PRIVATE_DATA (context); + + g_return_val_if_fail (context != NULL, FALSE); + g_return_val_if_fail (dest_window == NULL || GDK_WINDOW_IS_X11 (dest_window), FALSE); + + private->old_actions = context->actions; + context->actions = possible_actions; + + if (private->old_actions != possible_actions) + private->xdnd_actions_set = FALSE; + + if (protocol == GDK_DRAG_PROTO_XDND && private->version == 0) + { + /* This ugly hack is necessary since GTK+ doesn't know about + * the XDND protocol version, and in particular doesn't know + * that gdk_drag_find_window_for_screen() has the side-effect + * of setting private->version, and therefore sometimes call + * gdk_drag_motion() without a prior call to + * gdk_drag_find_window_for_screen(). This happens, e.g. + * when GTK+ is proxying DND events to embedded windows. + */ + if (dest_window) + { + GdkDisplay *display = GDK_WINDOW_DISPLAY (dest_window); + + xdnd_check_dest (display, + GDK_DRAWABLE_XID (dest_window), + &private->version); + } + } + + /* When we have a Xdnd target, make sure our XdndActionList + * matches the current actions; + */ + if (protocol == GDK_DRAG_PROTO_XDND && !private->xdnd_actions_set) + { + if (dest_window) + { + if (gdk_window_get_window_type (dest_window) == GDK_WINDOW_FOREIGN) + xdnd_set_actions (context); + else if (context->dest_window == dest_window) + { + GdkDisplay *display = GDK_WINDOW_DISPLAY (dest_window); + GdkDragContext *dest_context; + + dest_context = gdk_drag_context_find (display, FALSE, + GDK_DRAWABLE_XID (context->source_window), + GDK_DRAWABLE_XID (dest_window)); + + if (dest_context) + { + dest_context->actions = context->actions; + PRIVATE_DATA (dest_context)->xdnd_have_actions = TRUE; + } + } + } + } + + if (context->dest_window != dest_window) + { + GdkEvent *temp_event; + + /* Send a leave to the last destination */ + gdk_drag_do_leave (context, time); + private->drag_status = GDK_DRAG_STATUS_DRAG; + + /* Check if new destination accepts drags, and which protocol */ + + if (dest_window) + { + context->dest_window = dest_window; + private->drop_xid = private->dest_xid; + g_object_ref (context->dest_window); + context->protocol = protocol; + + switch (protocol) + { + case GDK_DRAG_PROTO_MOTIF: + motif_send_enter (context, time); + break; + + case GDK_DRAG_PROTO_XDND: + xdnd_send_enter (context); + break; + + case GDK_DRAG_PROTO_ROOTWIN: + case GDK_DRAG_PROTO_NONE: + default: + break; + } + private->old_action = suggested_action; + context->suggested_action = suggested_action; + private->old_actions = possible_actions; + } + else + { + context->dest_window = NULL; + private->drop_xid = None; + context->action = 0; + } + + /* Push a status event, to let the client know that + * the drag changed + */ + temp_event = gdk_event_new (GDK_DRAG_STATUS); + temp_event->dnd.window = g_object_ref (context->source_window); + /* We use this to signal a synthetic status. Perhaps + * we should use an extra field... + */ + temp_event->dnd.send_event = TRUE; + + temp_event->dnd.context = g_object_ref (context); + temp_event->dnd.time = time; + gdk_event_set_device (temp_event, gdk_drag_context_get_device (context)); + + gdk_event_put (temp_event); + gdk_event_free (temp_event); + } + else + { + private->old_action = context->suggested_action; + context->suggested_action = suggested_action; + } + + /* Send a drag-motion event */ + + private->last_x = x_root; + private->last_y = y_root; + + if (context->dest_window) + { + if (private->drag_status == GDK_DRAG_STATUS_DRAG) + { + switch (context->protocol) + { + case GDK_DRAG_PROTO_MOTIF: + motif_send_motion (context, x_root, y_root, suggested_action, time); + break; + + case GDK_DRAG_PROTO_XDND: + xdnd_send_motion (context, x_root, y_root, suggested_action, time); + break; + + case GDK_DRAG_PROTO_ROOTWIN: + { + GdkEvent *temp_event; + /* GTK+ traditionally has used application/x-rootwin-drop, + * but the XDND spec specifies x-rootwindow-drop. + */ + GdkAtom target1 = gdk_atom_intern_static_string ("application/x-rootwindow-drop"); + GdkAtom target2 = gdk_atom_intern_static_string ("application/x-rootwin-drop"); + + if (g_list_find (context->targets, + GDK_ATOM_TO_POINTER (target1)) || + g_list_find (context->targets, + GDK_ATOM_TO_POINTER (target2))) + context->action = context->suggested_action; + else + context->action = 0; + + temp_event = gdk_event_new (GDK_DRAG_STATUS); + temp_event->dnd.window = g_object_ref (context->source_window); + temp_event->dnd.send_event = FALSE; + temp_event->dnd.context = g_object_ref (context); + temp_event->dnd.time = time; + gdk_event_set_device (temp_event, gdk_drag_context_get_device (context)); + + gdk_event_put (temp_event); + gdk_event_free (temp_event); + } + break; + case GDK_DRAG_PROTO_NONE: + g_warning ("GDK_DRAG_PROTO_NONE is not valid in gdk_drag_motion()"); + break; + default: + break; + } + } + else + return TRUE; + } + + return FALSE; +} + +/** + * gdk_drag_drop: + * @context: a #GdkDragContext. + * @time_: the timestamp for this operation. + * + * Drops on the current destination. + * + * This function is called by the drag source. + **/ +void +gdk_drag_drop (GdkDragContext *context, + guint32 time) +{ + g_return_if_fail (context != NULL); + + if (context->dest_window) + { + switch (context->protocol) + { + case GDK_DRAG_PROTO_MOTIF: + motif_send_leave (context, time); + motif_send_drop (context, time); + break; + + case GDK_DRAG_PROTO_XDND: + xdnd_send_drop (context, time); + break; + + case GDK_DRAG_PROTO_ROOTWIN: + g_warning ("Drops for GDK_DRAG_PROTO_ROOTWIN must be handled internally"); + break; + case GDK_DRAG_PROTO_NONE: + g_warning ("GDK_DRAG_PROTO_NONE is not valid in gdk_drag_drop()"); + break; + default: + break; + } + } +} + +/** + * gdk_drag_abort: + * @context: a #GdkDragContext. + * @time_: the timestamp for this operation. + * + * Aborts a drag without dropping. + * + * This function is called by the drag source. + **/ +void +gdk_drag_abort (GdkDragContext *context, + guint32 time) +{ + g_return_if_fail (context != NULL); + + gdk_drag_do_leave (context, time); +} + +/* Destination side */ + +/** + * gdk_drag_status: + * @context: a #GdkDragContext. + * @action: the selected action which will be taken when a drop happens, + * or 0 to indicate that a drop will not be accepted. + * @time_: the timestamp for this operation. + * + * Selects one of the actions offered by the drag source. + * + * This function is called by the drag destination in response to + * gdk_drag_motion() called by the drag source. + **/ +void +gdk_drag_status (GdkDragContext *context, + GdkDragAction action, + guint32 time) +{ + GdkDragContextPrivateX11 *private; + XEvent xev; + GdkDisplay *display; + + g_return_if_fail (context != NULL); + + private = PRIVATE_DATA (context); + display = GDK_WINDOW_DISPLAY (context->source_window); + + context->action = action; + + if (context->protocol == GDK_DRAG_PROTO_MOTIF) + { + gboolean need_coords = FALSE; + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, + "_MOTIF_DRAG_AND_DROP_MESSAGE"); + xev.xclient.format = 8; + xev.xclient.window = GDK_DRAWABLE_XID (context->source_window); + + if (private->drag_status == GDK_DRAG_STATUS_ACTION_WAIT) + { + MOTIF_XCLIENT_BYTE (&xev, 0) = XmOPERATION_CHANGED | 0x80; + } + else + { + if ((action != 0) != (private->old_action != 0)) + { + if (action != 0) + { + MOTIF_XCLIENT_BYTE (&xev, 0) = XmDROP_SITE_ENTER | 0x80; + need_coords = TRUE; + } + else + MOTIF_XCLIENT_BYTE (&xev, 0) = XmDROP_SITE_LEAVE | 0x80; + } + else + { + MOTIF_XCLIENT_BYTE (&xev, 0) = XmDRAG_MOTION | 0x80; + need_coords = TRUE; + } + } + + MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; + + switch (action) + { + case GDK_ACTION_MOVE: + MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_MOVE; + break; + case GDK_ACTION_COPY: + MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_COPY; + break; + case GDK_ACTION_LINK: + MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_LINK; + break; + default: + MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_NOOP; + break; + } + + if (action) + MOTIF_XCLIENT_SHORT (&xev, 1) |= (XmDROP_SITE_VALID << 4); + else + MOTIF_XCLIENT_SHORT (&xev, 1) |= (XmNO_DROP_SITE << 4); + + MOTIF_XCLIENT_LONG (&xev, 1) = time; + + if (need_coords) + { + MOTIF_XCLIENT_SHORT (&xev, 4) = private->last_x; + MOTIF_XCLIENT_SHORT (&xev, 5) = private->last_y; + } + else + MOTIF_XCLIENT_LONG (&xev, 2) = 0; + + MOTIF_XCLIENT_LONG (&xev, 3) = 0; + MOTIF_XCLIENT_LONG (&xev, 4) = 0; + + if (!_gdk_send_xevent (display, + GDK_DRAWABLE_XID (context->source_window), + FALSE, 0, &xev)) + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->source_window))); + } + else if (context->protocol == GDK_DRAG_PROTO_XDND) + { + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndStatus"); + xev.xclient.format = 32; + xev.xclient.window = GDK_DRAWABLE_XID (context->source_window); + + xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->dest_window); + xev.xclient.data.l[1] = (action != 0) ? (2 | 1) : 0; + xev.xclient.data.l[2] = 0; + xev.xclient.data.l[3] = 0; + xev.xclient.data.l[4] = xdnd_action_to_atom (display, action); + + if (!xdnd_send_xevent (context, context->source_window, + FALSE, &xev)) + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->source_window))); + } + + private->old_action = action; +} + +/** + * gdk_drop_reply: + * @context: a #GdkDragContext. + * @ok: %TRUE if the drop is accepted. + * @time_: the timestamp for this operation. + * + * Accepts or rejects a drop. + * + * This function is called by the drag destination in response + * to a drop initiated by the drag source. + **/ +void +gdk_drop_reply (GdkDragContext *context, + gboolean ok, + guint32 time) +{ + GdkDragContextPrivateX11 *private; + + g_return_if_fail (context != NULL); + + private = PRIVATE_DATA (context); + + if (context->protocol == GDK_DRAG_PROTO_MOTIF) + { + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + XEvent xev; + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, + "_MOTIF_DRAG_AND_DROP_MESSAGE"); + xev.xclient.format = 8; + + MOTIF_XCLIENT_BYTE (&xev, 0) = XmDROP_START | 0x80; + MOTIF_XCLIENT_BYTE (&xev, 1) = local_byte_order; + if (ok) + MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_COPY | + (XmDROP_SITE_VALID << 4) | + (XmDROP_NOOP << 8) | + (XmDROP << 12); + else + MOTIF_XCLIENT_SHORT (&xev, 1) = XmDROP_NOOP | + (XmNO_DROP_SITE << 4) | + (XmDROP_NOOP << 8) | + (XmDROP_CANCEL << 12); + MOTIF_XCLIENT_SHORT (&xev, 2) = private->last_x; + MOTIF_XCLIENT_SHORT (&xev, 3) = private->last_y; + MOTIF_XCLIENT_LONG (&xev, 2) = 0; + MOTIF_XCLIENT_LONG (&xev, 3) = 0; + MOTIF_XCLIENT_LONG (&xev, 4) = 0; + + _gdk_send_xevent (display, + GDK_DRAWABLE_XID (context->source_window), + FALSE, 0, &xev); + } +} + +/** + * gdk_drop_finish: + * @context: a #GtkDragContext. + * @success: %TRUE if the data was successfully received. + * @time_: the timestamp for this operation. + * + * Ends the drag operation after a drop. + * + * This function is called by the drag destination. + **/ +void +gdk_drop_finish (GdkDragContext *context, + gboolean success, + guint32 time) +{ + g_return_if_fail (context != NULL); + + if (context->protocol == GDK_DRAG_PROTO_XDND) + { + GdkDisplay *display = GDK_WINDOW_DISPLAY (context->source_window); + XEvent xev; + + xev.xclient.type = ClientMessage; + xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "XdndFinished"); + xev.xclient.format = 32; + xev.xclient.window = GDK_DRAWABLE_XID (context->source_window); + + xev.xclient.data.l[0] = GDK_DRAWABLE_XID (context->dest_window); + if (success) + { + xev.xclient.data.l[1] = 1; + xev.xclient.data.l[2] = xdnd_action_to_atom (display, + context->action); + } + else + { + xev.xclient.data.l[1] = 0; + xev.xclient.data.l[2] = None; + } + xev.xclient.data.l[3] = 0; + xev.xclient.data.l[4] = 0; + + if (!xdnd_send_xevent (context, context->source_window, + FALSE, &xev)) + GDK_NOTE (DND, + g_message ("Send event to %lx failed", + GDK_DRAWABLE_XID (context->source_window))); + } +} + + +/** + * gdk_window_register_dnd: + * @window: a #GdkWindow. + * + * Registers a window as a potential drop destination. + */ +void +gdk_window_register_dnd (GdkWindow *window) +{ + static const gulong xdnd_version = 5; + MotifDragReceiverInfo info; + Atom motif_drag_receiver_info_atom; + GdkDisplay *display = gdk_window_get_display (window); + + g_return_if_fail (window != NULL); + + if (gdk_window_get_window_type (window) == GDK_WINDOW_OFFSCREEN) + return; + + base_precache_atoms (display); + + if (g_object_get_data (G_OBJECT (window), "gdk-dnd-registered") != NULL) + return; + else + g_object_set_data (G_OBJECT (window), "gdk-dnd-registered", GINT_TO_POINTER (TRUE)); + + /* Set Motif drag receiver information property */ + + motif_drag_receiver_info_atom = gdk_x11_get_xatom_by_name_for_display (display, + "_MOTIF_DRAG_RECEIVER_INFO"); + /* initialize to zero to avoid writing uninitialized data to socket */ + memset(&info, 0, sizeof(info)); + info.byte_order = local_byte_order; + info.protocol_version = 0; + info.protocol_style = XmDRAG_DYNAMIC; + info.proxy_window = None; + info.num_drop_sites = 0; + info.total_size = sizeof(info); + + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_DRAWABLE_XID (window), + motif_drag_receiver_info_atom, + motif_drag_receiver_info_atom, + 8, PropModeReplace, + (guchar *)&info, + sizeof (info)); + + /* Set XdndAware */ + + /* The property needs to be of type XA_ATOM, not XA_INTEGER. Blech */ + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_DRAWABLE_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "XdndAware"), + XA_ATOM, 32, PropModeReplace, + (guchar *)&xdnd_version, 1); +} + +/** + * gdk_drag_get_selection: + * @context: a #GdkDragContext. + * + * Returns the selection atom for the current source window. + * + * Return value: the selection atom. + **/ +GdkAtom +gdk_drag_get_selection (GdkDragContext *context) +{ + g_return_val_if_fail (context != NULL, GDK_NONE); + + if (context->protocol == GDK_DRAG_PROTO_MOTIF) + return gdk_x11_xatom_to_atom_for_display (GDK_WINDOW_DISPLAY (context->source_window), + (PRIVATE_DATA (context))->motif_selection); + else if (context->protocol == GDK_DRAG_PROTO_XDND) + return gdk_atom_intern_static_string ("XdndSelection"); + else + return GDK_NONE; +} + +/** + * gdk_drag_drop_succeeded: + * @context: a #GdkDragContext + * + * Returns whether the dropped data has been successfully + * transferred. This function is intended to be used while + * handling a %GDK_DROP_FINISHED event, its return value is + * meaningless at other times. + * + * Return value: %TRUE if the drop was successful. + * + * Since: 2.6 + **/ +gboolean +gdk_drag_drop_succeeded (GdkDragContext *context) +{ + GdkDragContextPrivateX11 *private; + + g_return_val_if_fail (context != NULL, FALSE); + + private = PRIVATE_DATA (context); + + return !private->drop_failed; +} diff --git a/gdk/broadway/gdkdrawable-broadway.c b/gdk/broadway/gdkdrawable-broadway.c new file mode 100644 index 0000000000..e481d133d4 --- /dev/null +++ b/gdk/broadway/gdkdrawable-broadway.c @@ -0,0 +1,235 @@ +/* GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkdrawable-broadway.h" + +#include "gdkx.h" +#include "gdkprivate-broadway.h" +#include "gdkscreen-broadway.h" +#include "gdkdisplay-broadway.h" + +#include <cairo-xlib.h> + +#include <stdlib.h> +#include <string.h> + + +static cairo_surface_t *gdk_x11_ref_cairo_surface (GdkDrawable *drawable); +static cairo_surface_t *gdk_x11_create_cairo_surface (GdkDrawable *drawable, + int width, + int height); + +static const cairo_user_data_key_t gdk_x11_cairo_key; + +G_DEFINE_TYPE (GdkDrawableImplX11, _gdk_drawable_impl_x11, GDK_TYPE_DRAWABLE) + +static void +_gdk_drawable_impl_x11_class_init (GdkDrawableImplX11Class *klass) +{ + GdkDrawableClass *drawable_class = GDK_DRAWABLE_CLASS (klass); + + drawable_class->ref_cairo_surface = gdk_x11_ref_cairo_surface; + drawable_class->create_cairo_surface = gdk_x11_create_cairo_surface; +} + +static void +_gdk_drawable_impl_x11_init (GdkDrawableImplX11 *impl) +{ +} + +/** + * _gdk_x11_drawable_finish: + * @drawable: a #GdkDrawableImplX11. + * + * Performs necessary cleanup prior to destroying a window. + **/ +void +_gdk_x11_drawable_finish (GdkDrawable *drawable) +{ + GdkDrawableImplX11 *impl = GDK_DRAWABLE_IMPL_X11 (drawable); + + if (impl->cairo_surface) + { + cairo_surface_finish (impl->cairo_surface); + cairo_surface_set_user_data (impl->cairo_surface, &gdk_x11_cairo_key, + NULL, NULL); + } +} + +/** + * _gdk_x11_drawable_update_size: + * @drawable: a #GdkDrawableImplX11. + * + * Updates the state of the drawable (in particular the drawable's + * cairo surface) when its size has changed. + **/ +void +_gdk_x11_drawable_update_size (GdkDrawable *drawable) +{ + GdkDrawableImplX11 *impl = GDK_DRAWABLE_IMPL_X11 (drawable); + + if (impl->cairo_surface) + { + cairo_xlib_surface_set_size (impl->cairo_surface, + gdk_window_get_width (impl->wrapper), + gdk_window_get_height (impl->wrapper)); + } +} + +/***************************************************** + * X11 specific implementations of generic functions * + *****************************************************/ + +static GdkDrawable * +get_impl_drawable (GdkDrawable *drawable) +{ + if (GDK_IS_WINDOW (drawable)) + return ((GdkWindowObject *)drawable)->impl; + else + { + g_warning (G_STRLOC " drawable is not a window"); + return NULL; + } +} + +/** + * gdk_x11_drawable_get_xdisplay: + * @drawable: a #GdkDrawable. + * + * Returns the display of a #GdkDrawable. + * + * Return value: an Xlib <type>Display*</type>. + **/ +Display * +gdk_x11_drawable_get_xdisplay (GdkDrawable *drawable) +{ + if (GDK_IS_DRAWABLE_IMPL_X11 (drawable)) + return GDK_SCREEN_XDISPLAY (GDK_DRAWABLE_IMPL_X11 (drawable)->screen); + else + return GDK_SCREEN_XDISPLAY (GDK_DRAWABLE_IMPL_X11 (get_impl_drawable (drawable))->screen); +} + +/** + * gdk_x11_drawable_get_xid: + * @drawable: a #GdkDrawable. + * + * Returns the X resource (window) belonging to a #GdkDrawable. + * + * Return value: the ID of @drawable's X resource. + **/ +XID +gdk_x11_drawable_get_xid (GdkDrawable *drawable) +{ + GdkDrawable *impl; + + if (GDK_IS_WINDOW (drawable)) + { + GdkWindow *window = (GdkWindow *)drawable; + + /* Try to ensure the window has a native window */ + if (!_gdk_window_has_impl (window)) + { + gdk_window_ensure_native (window); + + /* We sync here to ensure the window is created in the Xserver when + * this function returns. This is required because the returned XID + * for this window must be valid immediately, even with another + * connection to the Xserver */ + gdk_display_sync (gdk_window_get_display (window)); + } + + if (!GDK_WINDOW_IS_X11 (window)) + { + g_warning (G_STRLOC " drawable is not a native X11 window"); + return None; + } + + impl = ((GdkWindowObject *)drawable)->impl; + } + else + { + g_warning (G_STRLOC " drawable is not a window"); + return None; + } + + return ((GdkDrawableImplX11 *)impl)->xid; +} + +GdkDrawable * +gdk_x11_window_get_drawable_impl (GdkWindow *window) +{ + return ((GdkWindowObject *)window)->impl; +} + +static void +gdk_x11_cairo_surface_destroy (void *data) +{ + GdkDrawableImplX11 *impl = data; + + impl->cairo_surface = NULL; +} + +static cairo_surface_t * +gdk_x11_create_cairo_surface (GdkDrawable *drawable, + int width, + int height) +{ + GdkDrawableImplX11 *impl = GDK_DRAWABLE_IMPL_X11 (drawable); + GdkVisual *visual; + + visual = gdk_window_get_visual (impl->wrapper); + return cairo_xlib_surface_create (GDK_SCREEN_XDISPLAY (impl->screen), + impl->xid, + GDK_VISUAL_XVISUAL (visual), + width, height); +} + +static cairo_surface_t * +gdk_x11_ref_cairo_surface (GdkDrawable *drawable) +{ + GdkDrawableImplX11 *impl = GDK_DRAWABLE_IMPL_X11 (drawable); + + if (GDK_IS_WINDOW_IMPL_X11 (drawable) && + GDK_WINDOW_DESTROYED (impl->wrapper)) + return NULL; + + if (!impl->cairo_surface) + { + impl->cairo_surface = gdk_x11_create_cairo_surface (drawable, + gdk_window_get_width (impl->wrapper), + gdk_window_get_height (impl->wrapper)); + + if (impl->cairo_surface) + cairo_surface_set_user_data (impl->cairo_surface, &gdk_x11_cairo_key, + drawable, gdk_x11_cairo_surface_destroy); + } + else + cairo_surface_reference (impl->cairo_surface); + + return impl->cairo_surface; +} diff --git a/gdk/broadway/gdkdrawable-broadway.h b/gdk/broadway/gdkdrawable-broadway.h new file mode 100644 index 0000000000..7aca727833 --- /dev/null +++ b/gdk/broadway/gdkdrawable-broadway.h @@ -0,0 +1,75 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#ifndef __GDK_DRAWABLE_BROADWAY_H__ +#define __GDK_DRAWABLE_BROADWAY_H__ + +#include <gdk/gdkdrawable.h> +#include <X11/Xlib.h> + +G_BEGIN_DECLS + +/* Drawable implementation for X11 + */ + +typedef struct _GdkDrawableImplX11 GdkDrawableImplX11; +typedef struct _GdkDrawableImplX11Class GdkDrawableImplX11Class; + +#define GDK_TYPE_DRAWABLE_IMPL_X11 (_gdk_drawable_impl_x11_get_type ()) +#define GDK_DRAWABLE_IMPL_X11(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_DRAWABLE_IMPL_X11, GdkDrawableImplX11)) +#define GDK_DRAWABLE_IMPL_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_DRAWABLE_IMPL_X11, GdkDrawableImplX11Class)) +#define GDK_IS_DRAWABLE_IMPL_X11(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_DRAWABLE_IMPL_X11)) +#define GDK_IS_DRAWABLE_IMPL_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_DRAWABLE_IMPL_X11)) +#define GDK_DRAWABLE_IMPL_X11_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_DRAWABLE_IMPL_X11, GdkDrawableImplX11Class)) + +struct _GdkDrawableImplX11 +{ + GdkDrawable parent_instance; + + GdkDrawable *wrapper; + + Window xid; + GdkScreen *screen; + + cairo_surface_t *cairo_surface; +}; + +struct _GdkDrawableImplX11Class +{ + GdkDrawableClass parent_class; + +}; + +GType _gdk_drawable_impl_x11_get_type (void); + +/* Note that the following take GdkDrawableImplX11, not the wrapper drawable */ +void _gdk_x11_drawable_finish (GdkDrawable *drawable); +void _gdk_x11_drawable_update_size (GdkDrawable *drawable); +GdkDrawable *gdk_x11_window_get_drawable_impl (GdkWindow *window); + +G_END_DECLS + +#endif /* __GDK_DRAWABLE_BROADWAY_H__ */ diff --git a/gdk/broadway/gdkeventsource.c b/gdk/broadway/gdkeventsource.c new file mode 100644 index 0000000000..f3b850e417 --- /dev/null +++ b/gdk/broadway/gdkeventsource.c @@ -0,0 +1,435 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "gdkeventsource.h" + +#include "gdkinternals.h" +#include "gdkx.h" + + +static gboolean gdk_event_source_prepare (GSource *source, + gint *timeout); +static gboolean gdk_event_source_check (GSource *source); +static gboolean gdk_event_source_dispatch (GSource *source, + GSourceFunc callback, + gpointer user_data); +static void gdk_event_source_finalize (GSource *source); + +#define HAS_FOCUS(toplevel) \ + ((toplevel)->has_focus || (toplevel)->has_pointer_focus) + +struct _GdkEventSource +{ + GSource source; + + GdkDisplay *display; + GPollFD event_poll_fd; + GList *translators; +}; + +static GSourceFuncs event_funcs = { + gdk_event_source_prepare, + gdk_event_source_check, + gdk_event_source_dispatch, + gdk_event_source_finalize +}; + +static GList *event_sources = NULL; + +static gint +gdk_event_apply_filters (XEvent *xevent, + GdkEvent *event, + GList *filters) +{ + GList *tmp_list; + GdkFilterReturn result; + + tmp_list = filters; + + while (tmp_list) + { + GdkEventFilter *filter = (GdkEventFilter*) tmp_list->data; + + tmp_list = tmp_list->next; + result = filter->function (xevent, event, filter->data); + + if (result != GDK_FILTER_CONTINUE) + return result; + } + + return GDK_FILTER_CONTINUE; +} + +static GdkWindow * +gdk_event_source_get_filter_window (GdkEventSource *event_source, + XEvent *xevent) +{ + GdkWindow *window; + + window = gdk_window_lookup_for_display (event_source->display, + xevent->xany.window); + + if (window && !GDK_IS_WINDOW (window)) + window = NULL; + + return window; +} + +static void +handle_focus_change (GdkEventCrossing *event) +{ + GdkToplevelX11 *toplevel; + gboolean focus_in, had_focus; + + toplevel = _gdk_x11_window_get_toplevel (event->window); + focus_in = (event->type == GDK_ENTER_NOTIFY); + + if (!toplevel || event->detail == GDK_NOTIFY_INFERIOR) + return; + + toplevel->has_pointer = focus_in; + + if (!event->focus || toplevel->has_focus_window) + return; + + had_focus = HAS_FOCUS (toplevel); + toplevel->has_pointer_focus = focus_in; + + if (HAS_FOCUS (toplevel) != had_focus) + { + GdkEvent *focus_event; + + focus_event = gdk_event_new (GDK_FOCUS_CHANGE); + focus_event->focus_change.window = g_object_ref (event->window); + focus_event->focus_change.send_event = FALSE; + focus_event->focus_change.in = focus_in; + gdk_event_set_device (focus_event, gdk_event_get_device ((GdkEvent *) event)); + + gdk_event_put (focus_event); + gdk_event_free (focus_event); + } +} + +static GdkEvent * +gdk_event_source_translate_event (GdkEventSource *event_source, + XEvent *xevent) +{ + GdkEvent *event = gdk_event_new (GDK_NOTHING); + GList *list = event_source->translators; + GdkFilterReturn result; + GdkWindow *filter_window; + + /* Run default filters */ + if (_gdk_default_filters) + { + /* Apply global filters */ + + result = gdk_event_apply_filters (xevent, event, + _gdk_default_filters); + + if (result == GDK_FILTER_REMOVE) + { + gdk_event_free (event); + return NULL; + } + else if (result == GDK_FILTER_TRANSLATE) + return event; + } + + filter_window = gdk_event_source_get_filter_window (event_source, xevent); + + if (filter_window) + { + /* Apply per-window filters */ + GdkWindowObject *filter_private = (GdkWindowObject *) filter_window; + GdkFilterReturn result; + + event->any.window = g_object_ref (filter_window); + + if (filter_private->filters) + { + result = gdk_event_apply_filters (xevent, event, + filter_private->filters); + + if (result == GDK_FILTER_REMOVE) + { + gdk_event_free (event); + return NULL; + } + else if (result == GDK_FILTER_TRANSLATE) + return event; + } + } + + gdk_event_free (event); + event = NULL; + + while (list && !event) + { + GdkEventTranslator *translator = list->data; + + list = list->next; + event = gdk_event_translator_translate (translator, + event_source->display, + xevent); + } + + if (event && + (event->type == GDK_ENTER_NOTIFY || + event->type == GDK_LEAVE_NOTIFY) && + event->crossing.window != NULL) + { + /* Handle focusing (in the case where no window manager is running */ + handle_focus_change (&event->crossing); + } + + return event; +} + +static gboolean +gdk_check_xpending (GdkDisplay *display) +{ + return XPending (GDK_DISPLAY_XDISPLAY (display)); +} + +static gboolean +gdk_event_source_prepare (GSource *source, + gint *timeout) +{ + GdkDisplay *display = ((GdkEventSource*) source)->display; + gboolean retval; + + GDK_THREADS_ENTER (); + + *timeout = -1; + retval = (_gdk_event_queue_find_first (display) != NULL || + gdk_check_xpending (display)); + + GDK_THREADS_LEAVE (); + + return retval; +} + +static gboolean +gdk_event_source_check (GSource *source) +{ + GdkEventSource *event_source = (GdkEventSource*) source; + gboolean retval; + + GDK_THREADS_ENTER (); + + if (event_source->event_poll_fd.revents & G_IO_IN) + retval = (_gdk_event_queue_find_first (event_source->display) != NULL || + gdk_check_xpending (event_source->display)); + else + retval = FALSE; + + GDK_THREADS_LEAVE (); + + return retval; +} + +void +_gdk_events_queue (GdkDisplay *display) +{ + GdkEvent *event; + XEvent xevent; + Display *xdisplay = GDK_DISPLAY_XDISPLAY (display); + GdkEventSource *event_source; + GdkDisplayX11 *display_x11; + + display_x11 = GDK_DISPLAY_X11 (display); + event_source = (GdkEventSource *) display_x11->event_source; + + while (!_gdk_event_queue_find_first (display) && XPending (xdisplay)) + { + XNextEvent (xdisplay, &xevent); + + switch (xevent.type) + { + case KeyPress: + case KeyRelease: + break; + default: + if (XFilterEvent (&xevent, None)) + continue; + } + + event = gdk_event_source_translate_event (event_source, &xevent); + + if (event) + { + GList *node; + + node = _gdk_event_queue_append (display, event); + _gdk_windowing_got_event (display, node, event, xevent.xany.serial); + } + } +} + +static gboolean +gdk_event_source_dispatch (GSource *source, + GSourceFunc callback, + gpointer user_data) +{ + GdkDisplay *display = ((GdkEventSource*) source)->display; + GdkEvent *event; + + GDK_THREADS_ENTER (); + + event = gdk_display_get_event (display); + + if (event) + { + if (_gdk_event_func) + (*_gdk_event_func) (event, _gdk_event_data); + + gdk_event_free (event); + } + + GDK_THREADS_LEAVE (); + + return TRUE; +} + +static void +gdk_event_source_finalize (GSource *source) +{ + GdkEventSource *event_source = (GdkEventSource *)source; + + g_list_free (event_source->translators); + event_source->translators = NULL; + + event_sources = g_list_remove (event_sources, source); +} + +GSource * +gdk_event_source_new (GdkDisplay *display) +{ + GSource *source; + GdkEventSource *event_source; + GdkDisplayX11 *display_x11; + int connection_number; + char *name; + + source = g_source_new (&event_funcs, sizeof (GdkEventSource)); + name = g_strdup_printf ("GDK X11 Event source (%s)", + gdk_display_get_name (display)); + g_source_set_name (source, name); + g_free (name); + event_source = (GdkEventSource *) source; + event_source->display = display; + + display_x11 = GDK_DISPLAY_X11 (display); + connection_number = ConnectionNumber (display_x11->xdisplay); + + event_source->event_poll_fd.fd = connection_number; + event_source->event_poll_fd.events = G_IO_IN; + g_source_add_poll (source, &event_source->event_poll_fd); + + g_source_set_priority (source, GDK_PRIORITY_EVENTS); + g_source_set_can_recurse (source, TRUE); + g_source_attach (source, NULL); + + event_sources = g_list_prepend (event_sources, source); + + return source; +} + +void +gdk_event_source_add_translator (GdkEventSource *source, + GdkEventTranslator *translator) +{ + g_return_if_fail (GDK_IS_EVENT_TRANSLATOR (translator)); + + source->translators = g_list_append (source->translators, translator); +} + +void +gdk_event_source_select_events (GdkEventSource *source, + Window window, + GdkEventMask event_mask, + unsigned int extra_x_mask) +{ + unsigned int xmask = extra_x_mask; + GList *list; + gint i; + + list = source->translators; + + while (list) + { + GdkEventTranslator *translator = list->data; + GdkEventMask translator_mask, mask; + + translator_mask = gdk_event_translator_get_handled_events (translator); + mask = event_mask & translator_mask; + + if (mask != 0) + { + gdk_event_translator_select_window_events (translator, window, mask); + event_mask &= ~mask; + } + + list = list->next; + } + + for (i = 0; i < _gdk_nenvent_masks; i++) + { + if (event_mask & (1 << (i + 1))) + xmask |= _gdk_event_mask_table[i]; + } + + XSelectInput (GDK_DISPLAY_XDISPLAY (source->display), window, xmask); +} + +/** + * gdk_events_pending: + * + * Checks if any events are ready to be processed for any display. + * + * Return value: %TRUE if any events are pending. + **/ +gboolean +gdk_events_pending (void) +{ + GList *tmp_list; + + for (tmp_list = event_sources; tmp_list; tmp_list = tmp_list->next) + { + GdkEventSource *tmp_source = tmp_list->data; + GdkDisplay *display = tmp_source->display; + + if (_gdk_event_queue_find_first (display)) + return TRUE; + } + + for (tmp_list = event_sources; tmp_list; tmp_list = tmp_list->next) + { + GdkEventSource *tmp_source = tmp_list->data; + GdkDisplay *display = tmp_source->display; + + if (gdk_check_xpending (display)) + return TRUE; + } + + return FALSE; +} diff --git a/gdk/broadway/gdkeventsource.h b/gdk/broadway/gdkeventsource.h new file mode 100644 index 0000000000..424338c665 --- /dev/null +++ b/gdk/broadway/gdkeventsource.h @@ -0,0 +1,46 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef __GDK_EVENT_SOURCE_H__ +#define __GDK_EVENT_SOURCE_H__ + +#include "gdkeventtranslator.h" +#include "gdkprivate-broadway.h" + +G_BEGIN_DECLS + +typedef struct _GdkEventSource GdkEventSource; + +G_GNUC_INTERNAL +GSource * gdk_event_source_new (GdkDisplay *display); + +G_GNUC_INTERNAL +void gdk_event_source_add_translator (GdkEventSource *source, + GdkEventTranslator *translator); + +G_GNUC_INTERNAL +void gdk_event_source_select_events (GdkEventSource *source, + Window window, + GdkEventMask event_mask, + unsigned int extra_x_mask); + + +G_END_DECLS + +#endif /* __GDK_EVENT_SOURCE_H__ */ diff --git a/gdk/broadway/gdkeventtranslator.c b/gdk/broadway/gdkeventtranslator.c new file mode 100644 index 0000000000..b4a285a962 --- /dev/null +++ b/gdk/broadway/gdkeventtranslator.c @@ -0,0 +1,89 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "gdkeventtranslator.h" + + +typedef GdkEventTranslatorIface GdkEventTranslatorInterface; +G_DEFINE_INTERFACE (GdkEventTranslator, gdk_event_translator, G_TYPE_OBJECT); + + +static void +gdk_event_translator_default_init (GdkEventTranslatorInterface *iface) +{ +} + + +GdkEvent * +gdk_event_translator_translate (GdkEventTranslator *translator, + GdkDisplay *display, + XEvent *xevent) +{ + GdkEventTranslatorIface *iface; + GdkEvent *event; + + g_return_val_if_fail (GDK_IS_EVENT_TRANSLATOR (translator), NULL); + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + iface = GDK_EVENT_TRANSLATOR_GET_IFACE (translator); + + if (!iface->translate_event) + return NULL; + + event = gdk_event_new (GDK_NOTHING); + + if ((iface->translate_event) (translator, display, event, xevent)) + return event; + + gdk_event_free (event); + + return NULL; +} + +GdkEventMask +gdk_event_translator_get_handled_events (GdkEventTranslator *translator) +{ + GdkEventTranslatorIface *iface; + + g_return_val_if_fail (GDK_IS_EVENT_TRANSLATOR (translator), 0); + + iface = GDK_EVENT_TRANSLATOR_GET_IFACE (translator); + + if (iface->get_handled_events) + return iface->get_handled_events (translator); + + return 0; +} + +void +gdk_event_translator_select_window_events (GdkEventTranslator *translator, + Window window, + GdkEventMask event_mask) +{ + GdkEventTranslatorIface *iface; + + g_return_if_fail (GDK_IS_EVENT_TRANSLATOR (translator)); + + iface = GDK_EVENT_TRANSLATOR_GET_IFACE (translator); + + if (iface->select_window_events) + iface->select_window_events (translator, window, event_mask); +} diff --git a/gdk/broadway/gdkeventtranslator.h b/gdk/broadway/gdkeventtranslator.h new file mode 100644 index 0000000000..55d2dc891e --- /dev/null +++ b/gdk/broadway/gdkeventtranslator.h @@ -0,0 +1,65 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef __GDK_EVENT_TRANSLATOR_H__ +#define __GDK_EVENT_TRANSLATOR_H__ + +#include <gdk/gdktypes.h> +#include <gdk/gdkdisplay.h> +#include "gdkprivate-broadway.h" + +G_BEGIN_DECLS + +#define GDK_TYPE_EVENT_TRANSLATOR (gdk_event_translator_get_type ()) +#define GDK_EVENT_TRANSLATOR(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_EVENT_TRANSLATOR, GdkEventTranslator)) +#define GDK_IS_EVENT_TRANSLATOR(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_EVENT_TRANSLATOR)) +#define GDK_EVENT_TRANSLATOR_GET_IFACE(o) (G_TYPE_INSTANCE_GET_INTERFACE ((o), GDK_TYPE_EVENT_TRANSLATOR, GdkEventTranslatorIface)) + +typedef struct _GdkEventTranslatorIface GdkEventTranslatorIface; +typedef struct _GdkEventTranslator GdkEventTranslator; /* Dummy typedef */ + +struct _GdkEventTranslatorIface +{ + GTypeInterface iface; + + /* VMethods */ + gboolean (* translate_event) (GdkEventTranslator *translator, + GdkDisplay *display, + GdkEvent *event, + XEvent *xevent); + + GdkEventMask (* get_handled_events) (GdkEventTranslator *translator); + void (* select_window_events) (GdkEventTranslator *translator, + Window window, + GdkEventMask event_mask); +}; + +GType gdk_event_translator_get_type (void) G_GNUC_CONST; + +GdkEvent * gdk_event_translator_translate (GdkEventTranslator *translator, + GdkDisplay *display, + XEvent *xevent); +GdkEventMask gdk_event_translator_get_handled_events (GdkEventTranslator *translator); +void gdk_event_translator_select_window_events (GdkEventTranslator *translator, + Window window, + GdkEventMask event_mask); + +G_END_DECLS + +#endif /* __GDK_EVENT_TRANSLATOR_H__ */ diff --git a/gdk/broadway/gdkgeometry-broadway.c b/gdk/broadway/gdkgeometry-broadway.c new file mode 100644 index 0000000000..e0e62d6f9e --- /dev/null +++ b/gdk/broadway/gdkgeometry-broadway.c @@ -0,0 +1,390 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "gdkrectangle.h" +#include "gdkprivate-broadway.h" +#include "gdkx.h" +#include "gdkinternals.h" +#include "gdkscreen-broadway.h" +#include "gdkdisplay-broadway.h" +#include "gdkwindow-broadway.h" + + +typedef struct _GdkWindowQueueItem GdkWindowQueueItem; +typedef struct _GdkWindowParentPos GdkWindowParentPos; + +typedef enum { + GDK_WINDOW_QUEUE_TRANSLATE, + GDK_WINDOW_QUEUE_ANTIEXPOSE +} GdkWindowQueueType; + +struct _GdkWindowQueueItem +{ + GdkWindow *window; + gulong serial; + GdkWindowQueueType type; + union { + struct { + cairo_region_t *area; + gint dx; + gint dy; + } translate; + struct { + cairo_region_t *area; + } antiexpose; + } u; +}; + +void +_gdk_window_move_resize_child (GdkWindow *window, + gint x, + gint y, + gint width, + gint height) +{ + GdkWindowObject *obj; + + g_return_if_fail (window != NULL); + g_return_if_fail (GDK_IS_WINDOW (window)); + + obj = GDK_WINDOW_OBJECT (window); + + if (width > 65535 || + height > 65535) + { + g_warning ("Native children wider or taller than 65535 pixels are not supported"); + + if (width > 65535) + width = 65535; + if (height > 65535) + height = 65535; + } + + obj->x = x; + obj->y = y; + obj->width = width; + obj->height = height; + + /* We don't really care about origin overflow, because on overflow + the window won't be visible anyway and thus it will be shaped + to nothing */ + + _gdk_x11_window_tmp_unset_parent_bg (window); + _gdk_x11_window_tmp_unset_bg (window, TRUE); + XMoveResizeWindow (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + obj->x + obj->parent->abs_x, + obj->y + obj->parent->abs_y, + width, height); + _gdk_x11_window_tmp_reset_parent_bg (window); + _gdk_x11_window_tmp_reset_bg (window, TRUE); +} + +static Bool +expose_serial_predicate (Display *xdisplay, + XEvent *xev, + XPointer arg) +{ + gulong *serial = (gulong *)arg; + + if (xev->xany.type == Expose || xev->xany.type == GraphicsExpose) + *serial = MIN (*serial, xev->xany.serial); + + return False; +} + +/* Find oldest possible serial for an outstanding expose event + */ +static gulong +find_current_serial (Display *xdisplay) +{ + XEvent xev; + gulong serial = NextRequest (xdisplay); + + XSync (xdisplay, False); + + XCheckIfEvent (xdisplay, &xev, expose_serial_predicate, (XPointer)&serial); + + return serial; +} + +static void +queue_delete_link (GQueue *queue, + GList *link) +{ + if (queue->tail == link) + queue->tail = link->prev; + + queue->head = g_list_remove_link (queue->head, link); + g_list_free_1 (link); + queue->length--; +} + +static void +queue_item_free (GdkWindowQueueItem *item) +{ + if (item->window) + { + g_object_remove_weak_pointer (G_OBJECT (item->window), + (gpointer *)&(item->window)); + } + + if (item->type == GDK_WINDOW_QUEUE_ANTIEXPOSE) + cairo_region_destroy (item->u.antiexpose.area); + else + { + if (item->u.translate.area) + cairo_region_destroy (item->u.translate.area); + } + + g_free (item); +} + +static void +gdk_window_queue (GdkWindow *window, + GdkWindowQueueItem *item) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_WINDOW_DISPLAY (window)); + + if (!display_x11->translate_queue) + display_x11->translate_queue = g_queue_new (); + + /* Keep length of queue finite by, if it grows too long, + * figuring out the latest relevant serial and discarding + * irrelevant queue items. + */ + if (display_x11->translate_queue->length >= 64) + { + gulong serial = find_current_serial (GDK_WINDOW_XDISPLAY (window)); + GList *tmp_list = display_x11->translate_queue->head; + + while (tmp_list) + { + GdkWindowQueueItem *item = tmp_list->data; + GList *next = tmp_list->next; + + /* an overflow-safe (item->serial < serial) */ + if (item->serial - serial > (gulong) G_MAXLONG) + { + queue_delete_link (display_x11->translate_queue, tmp_list); + queue_item_free (item); + } + + tmp_list = next; + } + } + + /* Catch the case where someone isn't processing events and there + * is an event stuck in the event queue with an old serial: + * If we can't reduce the queue length by the above method, + * discard anti-expose items. (We can't discard translate + * items + */ + if (display_x11->translate_queue->length >= 64) + { + GList *tmp_list = display_x11->translate_queue->head; + + while (tmp_list) + { + GdkWindowQueueItem *item = tmp_list->data; + GList *next = tmp_list->next; + + if (item->type == GDK_WINDOW_QUEUE_ANTIEXPOSE) + { + queue_delete_link (display_x11->translate_queue, tmp_list); + queue_item_free (item); + } + + tmp_list = next; + } + } + + item->window = window; + item->serial = NextRequest (GDK_WINDOW_XDISPLAY (window)); + + g_object_add_weak_pointer (G_OBJECT (window), + (gpointer *)&(item->window)); + + g_queue_push_tail (display_x11->translate_queue, item); +} + +static GC +_get_scratch_gc (GdkWindowObject *window, cairo_region_t *clip_region) +{ + GdkScreenX11 *screen; + XRectangle *rectangles; + gint n_rects; + gint depth; + + screen = GDK_SCREEN_X11 (gdk_window_get_screen (GDK_WINDOW (window))); + depth = gdk_visual_get_depth (gdk_window_get_visual (GDK_WINDOW (window))) - 1; + + if (!screen->subwindow_gcs[depth]) + { + XGCValues values; + + values.graphics_exposures = True; + values.subwindow_mode = IncludeInferiors; + + screen->subwindow_gcs[depth] = XCreateGC (screen->xdisplay, + GDK_WINDOW_XID (window), + GCSubwindowMode | GCGraphicsExposures, + &values); + } + + _gdk_region_get_xrectangles (clip_region, + 0, 0, + &rectangles, + &n_rects); + + XSetClipRectangles (screen->xdisplay, + screen->subwindow_gcs[depth], + 0, 0, + rectangles, n_rects, + YXBanded); + + g_free (rectangles); + return screen->subwindow_gcs[depth]; +} + + + +void +_gdk_x11_window_translate (GdkWindow *window, + cairo_region_t *area, + gint dx, + gint dy) +{ + GdkWindowQueueItem *item; + GC xgc; + GdkRectangle extents; + GdkWindowObject *private, *impl; + int px, py; + + /* We need to get data from subwindows here, because we might have + * shaped a native window over the moving region (with bg none, + * so the pixels are still there). In fact we might need to get data + * from overlapping native window that are not children of this window, + * so we copy from the toplevel with INCLUDE_INFERIORS. + */ + private = impl = (GdkWindowObject *) window; + px = py = 0; + while (private->parent != NULL && + private->parent->window_type != GDK_WINDOW_ROOT) + { + dx -= private->parent->abs_x + private->x; + dy -= private->parent->abs_y + private->y; + private = (GdkWindowObject *) _gdk_window_get_impl_window ((GdkWindow *) private->parent); + } + + cairo_region_get_extents (area, &extents); + + xgc = _get_scratch_gc (impl, area); + + cairo_region_translate (area, -dx, -dy); /* Move to source region */ + + item = g_new (GdkWindowQueueItem, 1); + item->type = GDK_WINDOW_QUEUE_TRANSLATE; + item->u.translate.area = cairo_region_copy (area); + item->u.translate.dx = dx; + item->u.translate.dy = dy; + gdk_window_queue (window, item); + + XCopyArea (GDK_WINDOW_XDISPLAY (impl), + GDK_DRAWABLE_IMPL_X11 (private->impl)->xid, + GDK_DRAWABLE_IMPL_X11 (impl->impl)->xid, + xgc, + extents.x - dx, extents.y - dy, + extents.width, extents.height, + extents.x, extents.y); +} + +gboolean +_gdk_x11_window_queue_antiexpose (GdkWindow *window, + cairo_region_t *area) +{ + GdkWindowQueueItem *item = g_new (GdkWindowQueueItem, 1); + item->type = GDK_WINDOW_QUEUE_ANTIEXPOSE; + item->u.antiexpose.area = area; + + gdk_window_queue (window, item); + + return TRUE; +} + +void +_gdk_window_process_expose (GdkWindow *window, + gulong serial, + GdkRectangle *area) +{ + cairo_region_t *invalidate_region = cairo_region_create_rectangle (area); + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_WINDOW_DISPLAY (window)); + + if (display_x11->translate_queue) + { + GList *tmp_list = display_x11->translate_queue->head; + + while (tmp_list) + { + GdkWindowQueueItem *item = tmp_list->data; + GList *next = tmp_list->next; + + /* an overflow-safe (serial < item->serial) */ + if (serial - item->serial > (gulong) G_MAXLONG) + { + if (item->window == window) + { + if (item->type == GDK_WINDOW_QUEUE_TRANSLATE) + { + if (item->u.translate.area) + { + cairo_region_t *intersection; + + intersection = cairo_region_copy (invalidate_region); + cairo_region_intersect (intersection, item->u.translate.area); + cairo_region_subtract (invalidate_region, intersection); + cairo_region_translate (intersection, item->u.translate.dx, item->u.translate.dy); + cairo_region_union (invalidate_region, intersection); + cairo_region_destroy (intersection); + } + else + cairo_region_translate (invalidate_region, item->u.translate.dx, item->u.translate.dy); + } + else /* anti-expose */ + { + cairo_region_subtract (invalidate_region, item->u.antiexpose.area); + } + } + } + else + { + queue_delete_link (display_x11->translate_queue, tmp_list); + queue_item_free (item); + } + tmp_list = next; + } + } + + if (!cairo_region_is_empty (invalidate_region)) + _gdk_window_invalidate_for_expose (window, invalidate_region); + + cairo_region_destroy (invalidate_region); +} diff --git a/gdk/broadway/gdkglobals-broadway.c b/gdk/broadway/gdkglobals-broadway.c new file mode 100644 index 0000000000..f55375bdd6 --- /dev/null +++ b/gdk/broadway/gdkglobals-broadway.c @@ -0,0 +1,37 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdktypes.h" +#include "gdkprivate-broadway.h" + +#include <stdio.h> + + +gboolean _gdk_use_xshm = TRUE; /* used as a cmd line arg */ +GdkAtom _gdk_selection_property; +gboolean _gdk_synchronize = FALSE; diff --git a/gdk/broadway/gdkim-broadway.c b/gdk/broadway/gdkim-broadway.c new file mode 100644 index 0000000000..b027f4b931 --- /dev/null +++ b/gdk/broadway/gdkim-broadway.c @@ -0,0 +1,103 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkx.h" +#include "gdkmain.h" +#include "gdkinternals.h" +#include "gdkdisplay-broadway.h" + +#include <locale.h> +#include <stdlib.h> +#include <string.h> + + +/* If this variable is FALSE, it indicates that we should + * avoid trying to use multibyte conversion functions and + * assume everything is 1-byte per character + */ +static gboolean gdk_use_mb; + +void +_gdk_x11_initialize_locale (void) +{ + wchar_t result; + gchar *current_locale; + static char *last_locale = NULL; + + gdk_use_mb = FALSE; + + current_locale = setlocale (LC_ALL, NULL); + + if (last_locale && strcmp (last_locale, current_locale) == 0) + return; + + g_free (last_locale); + last_locale = g_strdup (current_locale); + + if (XSupportsLocale ()) + XSetLocaleModifiers (""); + + if ((strcmp (current_locale, "C")) && (strcmp (current_locale, "POSIX"))) + { + gdk_use_mb = TRUE; + +#ifndef X_LOCALE + /* Detect ancient GNU libc, where mb == UTF8. Not useful unless it's + * really a UTF8 locale. The below still probably will + * screw up on Greek, Cyrillic, etc, encoded as UTF8. + */ + + if ((MB_CUR_MAX == 2) && + (mbstowcs (&result, "\xdd\xa5", 1) > 0) && + result == 0x765) + { + if ((strlen (current_locale) < 4) || + g_ascii_strcasecmp (current_locale + strlen(current_locale) - 4, + "utf8")) + gdk_use_mb = FALSE; + } +#endif /* X_LOCALE */ + } + + GDK_NOTE (XIM, + g_message ("%s multi-byte string functions.", + gdk_use_mb ? "Using" : "Not using")); + + return; +} + +gchar* +gdk_set_locale (void) +{ + if (!setlocale (LC_ALL,"")) + g_warning ("locale not supported by C library"); + + _gdk_x11_initialize_locale (); + + return setlocale (LC_ALL, NULL); +} diff --git a/gdk/broadway/gdkinput.c b/gdk/broadway/gdkinput.c new file mode 100644 index 0000000000..24b32eaf0a --- /dev/null +++ b/gdk/broadway/gdkinput.c @@ -0,0 +1,231 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkscreen-broadway.h" +#include "gdkdisplay-broadway.h" +#include "gdkwindow.h" + +#include <stdlib.h> + + +/* Addition used for extension_events mask */ +#define GDK_ALL_DEVICES_MASK (1<<30) + +struct _GdkInputWindow +{ + GList *windows; /* GdkWindow:s with extension_events set */ + + /* gdk window */ + GdkWindow *impl_window; /* an impl window */ +}; + + +/** + * gdk_devices_list: + * + * Returns the list of available input devices for the default display. + * The list is statically allocated and should not be freed. + * + * Return value: (transfer none) (element-type GdkDevice): a list of #GdkDevice + * + * Deprecated: 3.0: Use gdk_device_manager_list_devices() instead. + **/ +GList * +gdk_devices_list (void) +{ + return gdk_display_list_devices (gdk_display_get_default ()); +} + +static void +_gdk_input_select_device_events (GdkWindow *impl_window, + GdkDevice *device) +{ + guint event_mask; + GdkWindowObject *w; + GdkInputWindow *iw; + GdkInputMode mode; + gboolean has_cursor; + GdkDeviceType type; + GList *l; + + event_mask = 0; + iw = ((GdkWindowObject *)impl_window)->input_window; + + g_object_get (device, + "type", &type, + "input-mode", &mode, + "has-cursor", &has_cursor, + NULL); + + if (iw == NULL || + mode == GDK_MODE_DISABLED || + type == GDK_DEVICE_TYPE_MASTER) + return; + + for (l = iw->windows; l != NULL; l = l->next) + { + w = l->data; + + if (has_cursor || (w->extension_events & GDK_ALL_DEVICES_MASK)) + { + event_mask = w->extension_events; + + if (event_mask) + event_mask |= GDK_PROXIMITY_OUT_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK; + + gdk_window_set_device_events ((GdkWindow *) w, device, event_mask); + } + } +} + +static void +unset_extension_events (GdkWindow *window) +{ + GdkWindowObject *window_private; + GdkWindowObject *impl_window; + GdkDisplayX11 *display_x11; + GdkInputWindow *iw; + + window_private = (GdkWindowObject*) window; + impl_window = (GdkWindowObject *)_gdk_window_get_impl_window (window); + iw = impl_window->input_window; + + display_x11 = GDK_DISPLAY_X11 (GDK_WINDOW_DISPLAY (window)); + + if (window_private->extension_events != 0) + { + g_assert (iw != NULL); + g_assert (g_list_find (iw->windows, window) != NULL); + + iw->windows = g_list_remove (iw->windows, window); + if (iw->windows == NULL) + { + impl_window->input_window = NULL; + display_x11->input_windows = g_list_remove (display_x11->input_windows, iw); + g_free (iw); + } + } + + window_private->extension_events = 0; +} + +/** + * gdk_input_set_extension_events: + * @window: a #GdkWindow. + * @mask: the event mask + * @mode: the type of extension events that are desired. + * + * Turns extension events on or off for a particular window, + * and specifies the event mask for extension events. + * + * Deprecated: 3.0: Use gdk_window_set_device_events() instead. + **/ +void +gdk_input_set_extension_events (GdkWindow *window, + gint mask, + GdkExtensionMode mode) +{ + GdkWindowObject *window_private; + GdkWindowObject *impl_window; + GdkInputWindow *iw; + GdkDisplayX11 *display_x11; +#ifndef XINPUT_NONE + GList *tmp_list; +#endif + + g_return_if_fail (window != NULL); + g_return_if_fail (GDK_WINDOW_IS_X11 (window)); + + window_private = (GdkWindowObject*) window; + display_x11 = GDK_DISPLAY_X11 (GDK_WINDOW_DISPLAY (window)); + if (GDK_WINDOW_DESTROYED (window)) + return; + + impl_window = (GdkWindowObject *)_gdk_window_get_impl_window (window); + + if (mode == GDK_EXTENSION_EVENTS_ALL && mask != 0) + mask |= GDK_ALL_DEVICES_MASK; + + if (mode == GDK_EXTENSION_EVENTS_NONE) + mask = 0; + + iw = impl_window->input_window; + + if (mask != 0) + { + if (!iw) + { + iw = g_new0 (GdkInputWindow,1); + + iw->impl_window = (GdkWindow *)impl_window; + + iw->windows = NULL; + + display_x11->input_windows = g_list_append (display_x11->input_windows, iw); + impl_window->input_window = iw; + } + + if (window_private->extension_events == 0) + iw->windows = g_list_append (iw->windows, window); + window_private->extension_events = mask; + } + else + { + unset_extension_events (window); + } + +#ifndef XINPUT_NONE + for (tmp_list = display_x11->input_devices; tmp_list; tmp_list = tmp_list->next) + { + GdkDevice *dev = tmp_list->data; + _gdk_input_select_device_events (GDK_WINDOW (impl_window), dev); + } +#endif /* !XINPUT_NONE */ +} + +void +_gdk_input_window_destroy (GdkWindow *window) +{ + unset_extension_events (window); +} + +void +_gdk_input_check_extension_events (GdkDevice *device) +{ + GdkDisplayX11 *display_impl; + GdkInputWindow *input_window; + GList *tmp_list; + + display_impl = GDK_DISPLAY_X11 (gdk_device_get_display (device)); + + for (tmp_list = display_impl->input_windows; tmp_list; tmp_list = tmp_list->next) + { + input_window = tmp_list->data; + _gdk_input_select_device_events (input_window->impl_window, device); + } +} diff --git a/gdk/broadway/gdkkeys-broadway.c b/gdk/broadway/gdkkeys-broadway.c new file mode 100644 index 0000000000..aa9a456958 --- /dev/null +++ b/gdk/broadway/gdkkeys-broadway.c @@ -0,0 +1,1859 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 2000 Red Hat, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkx.h" +#include "gdkprivate-broadway.h" +#include "gdkinternals.h" +#include "gdkdisplay-broadway.h" +#include "gdkkeysyms.h" + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <limits.h> +#include <errno.h> + +#ifdef HAVE_XKB +#include <X11/XKBlib.h> + +/* OSF-4.0 is apparently missing this macro + */ +# ifndef XkbKeySymEntry +# define XkbKeySymEntry(d,k,sl,g) \ + (XkbKeySym(d,k,((XkbKeyGroupsWidth(d,k)*(g))+(sl)))) +# endif +#endif /* HAVE_XKB */ + +typedef struct _GdkKeymapX11 GdkKeymapX11; +typedef struct _GdkKeymapClass GdkKeymapX11Class; + +#define GDK_TYPE_KEYMAP_X11 (gdk_keymap_x11_get_type ()) +#define GDK_KEYMAP_X11(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_KEYMAP_X11, GdkKeymapX11)) +#define GDK_IS_KEYMAP_X11(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_KEYMAP_X11)) + +typedef struct _DirectionCacheEntry DirectionCacheEntry; + +struct _DirectionCacheEntry +{ + guint serial; + Atom group_atom; + PangoDirection direction; +}; + +struct _GdkKeymapX11 +{ + GdkKeymap parent_instance; + + gint min_keycode; + gint max_keycode; + KeySym* keymap; + gint keysyms_per_keycode; + XModifierKeymap* mod_keymap; + guint lock_keysym; + GdkModifierType group_switch_mask; + GdkModifierType num_lock_mask; + GdkModifierType modmap[8]; + PangoDirection current_direction; + guint sun_keypad : 1; + guint have_direction : 1; + guint caps_lock_state : 1; + guint num_lock_state : 1; + guint current_serial; + +#ifdef HAVE_XKB + XkbDescPtr xkb_desc; + /* We cache the directions */ + Atom current_group_atom; + guint current_cache_serial; + /* A cache of size four should be more than enough, people usually + * have two groups around, and the xkb limit is four. It still + * works correct for more than four groups. It's just the + * cache. + */ + DirectionCacheEntry group_direction_cache[4]; +#endif +}; + +#define KEYMAP_USE_XKB(keymap) GDK_DISPLAY_X11 ((keymap)->display)->use_xkb +#define KEYMAP_XDISPLAY(keymap) GDK_DISPLAY_XDISPLAY ((keymap)->display) + +static GType gdk_keymap_x11_get_type (void); +static void gdk_keymap_x11_class_init (GdkKeymapX11Class *klass); +static void gdk_keymap_x11_init (GdkKeymapX11 *keymap); +static void gdk_keymap_x11_finalize (GObject *object); + +static GdkKeymapClass *parent_class = NULL; + +static GType +gdk_keymap_x11_get_type (void) +{ + static GType object_type = 0; + + if (!object_type) + { + const GTypeInfo object_info = + { + sizeof (GdkKeymapClass), + (GBaseInitFunc) NULL, + (GBaseFinalizeFunc) NULL, + (GClassInitFunc) gdk_keymap_x11_class_init, + NULL, /* class_finalize */ + NULL, /* class_data */ + sizeof (GdkKeymapX11), + 0, /* n_preallocs */ + (GInstanceInitFunc) gdk_keymap_x11_init, + }; + + object_type = g_type_register_static (GDK_TYPE_KEYMAP, + g_intern_static_string ("GdkKeymapX11"), + &object_info, 0); + } + + return object_type; +} + +static void +gdk_keymap_x11_class_init (GdkKeymapX11Class *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + parent_class = g_type_class_peek_parent (klass); + + object_class->finalize = gdk_keymap_x11_finalize; +} + +static void +gdk_keymap_x11_init (GdkKeymapX11 *keymap) +{ + keymap->min_keycode = 0; + keymap->max_keycode = 0; + + keymap->keymap = NULL; + keymap->keysyms_per_keycode = 0; + keymap->mod_keymap = NULL; + + keymap->num_lock_mask = 0; + keymap->sun_keypad = FALSE; + keymap->group_switch_mask = 0; + keymap->lock_keysym = GDK_KEY_Caps_Lock; + keymap->have_direction = FALSE; + keymap->current_serial = 0; + +#ifdef HAVE_XKB + keymap->xkb_desc = NULL; + keymap->current_group_atom = 0; + keymap->current_cache_serial = 0; +#endif + +} + +static void +gdk_keymap_x11_finalize (GObject *object) +{ + GdkKeymapX11 *keymap_x11 = GDK_KEYMAP_X11 (object); + + if (keymap_x11->keymap) + XFree (keymap_x11->keymap); + + if (keymap_x11->mod_keymap) + XFreeModifiermap (keymap_x11->mod_keymap); + +#ifdef HAVE_XKB + if (keymap_x11->xkb_desc) + XkbFreeKeyboard (keymap_x11->xkb_desc, XkbAllComponentsMask, True); +#endif + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +static inline void +update_keyrange (GdkKeymapX11 *keymap_x11) +{ + if (keymap_x11->max_keycode == 0) + XDisplayKeycodes (KEYMAP_XDISPLAY (GDK_KEYMAP (keymap_x11)), + &keymap_x11->min_keycode, &keymap_x11->max_keycode); +} + +#ifdef HAVE_XKB + +static void +update_modmap (Display *display, + GdkKeymapX11 *keymap_x11) +{ + static struct { + const gchar *name; + Atom atom; + GdkModifierType mask; + } vmods[] = { + { "Meta", 0, GDK_META_MASK }, + { "Super", 0, GDK_SUPER_MASK }, + { "Hyper", 0, GDK_HYPER_MASK }, + { NULL, 0, 0 } + }; + + gint i, j, k; + + if (!vmods[0].atom) + for (i = 0; vmods[i].name; i++) + vmods[i].atom = XInternAtom (display, vmods[i].name, FALSE); + + for (i = 0; i < 8; i++) + keymap_x11->modmap[i] = 1 << i; + + for (i = 0; i < XkbNumVirtualMods; i++) + { + for (j = 0; vmods[j].atom; j++) + { + if (keymap_x11->xkb_desc->names->vmods[i] == vmods[j].atom) + { + for (k = 0; k < 8; k++) + { + if (keymap_x11->xkb_desc->server->vmods[i] & (1 << k)) + keymap_x11->modmap[k] |= vmods[j].mask; + } + } + } + } +} + +static XkbDescPtr +get_xkb (GdkKeymapX11 *keymap_x11) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_KEYMAP (keymap_x11)->display); + Display *xdisplay = display_x11->xdisplay; + + update_keyrange (keymap_x11); + + if (keymap_x11->xkb_desc == NULL) + { + keymap_x11->xkb_desc = XkbGetMap (xdisplay, XkbKeySymsMask | XkbKeyTypesMask | XkbModifierMapMask | XkbVirtualModsMask, XkbUseCoreKbd); + if (keymap_x11->xkb_desc == NULL) + { + g_error ("Failed to get keymap"); + return NULL; + } + + XkbGetNames (xdisplay, XkbGroupNamesMask | XkbVirtualModNamesMask, keymap_x11->xkb_desc); + + update_modmap (xdisplay, keymap_x11); + } + else if (keymap_x11->current_serial != display_x11->keymap_serial) + { + XkbGetUpdatedMap (xdisplay, XkbKeySymsMask | XkbKeyTypesMask | XkbModifierMapMask | XkbVirtualModsMask, + keymap_x11->xkb_desc); + XkbGetNames (xdisplay, XkbGroupNamesMask | XkbVirtualModNamesMask, keymap_x11->xkb_desc); + + update_modmap (xdisplay, keymap_x11); + } + + keymap_x11->current_serial = display_x11->keymap_serial; + + if (keymap_x11->num_lock_mask == 0) + keymap_x11->num_lock_mask = XkbKeysymToModifiers (KEYMAP_XDISPLAY (GDK_KEYMAP (keymap_x11)), XK_Num_Lock); + + return keymap_x11->xkb_desc; +} +#endif /* HAVE_XKB */ + +/* Whether we were able to turn on detectable-autorepeat using + * XkbSetDetectableAutorepeat. If FALSE, we'll fall back + * to checking the next event with XPending(). + */ + +/** + * gdk_keymap_get_for_display: + * @display: the #GdkDisplay. + * @returns: the #GdkKeymap attached to @display. + * + * Returns the #GdkKeymap attached to @display. + * + * Since: 2.2 + **/ +GdkKeymap* +gdk_keymap_get_for_display (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11; + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + display_x11 = GDK_DISPLAY_X11 (display); + + if (!display_x11->keymap) + display_x11->keymap = g_object_new (gdk_keymap_x11_get_type (), NULL); + + display_x11->keymap->display = display; + + return display_x11->keymap; +} + +/* Find the index of the group/level pair within the keysyms for a key. + * We round up the number of keysyms per keycode to the next even number, + * otherwise we lose a whole group of keys + */ +#define KEYSYM_INDEX(keymap_impl, group, level) \ + (2 * ((group) % (gint)((keymap_impl->keysyms_per_keycode + 1) / 2)) + (level)) +#define KEYSYM_IS_KEYPAD(s) (((s) >= 0xff80 && (s) <= 0xffbd) || \ + ((s) >= 0x11000000 && (s) <= 0x1100ffff)) + +static gint +get_symbol (const KeySym *syms, + GdkKeymapX11 *keymap_x11, + gint group, + gint level) +{ + gint index; + + index = KEYSYM_INDEX(keymap_x11, group, level); + if (index >= keymap_x11->keysyms_per_keycode) + return NoSymbol; + + return syms[index]; +} + +static void +set_symbol (KeySym *syms, + GdkKeymapX11 *keymap_x11, + gint group, + gint level, + KeySym sym) +{ + gint index; + + index = KEYSYM_INDEX(keymap_x11, group, level); + if (index >= keymap_x11->keysyms_per_keycode) + return; + + syms[index] = sym; +} + +static void +update_keymaps (GdkKeymapX11 *keymap_x11) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (GDK_KEYMAP (keymap_x11)->display); + Display *xdisplay = display_x11->xdisplay; + +#ifdef HAVE_XKB + g_assert (!KEYMAP_USE_XKB (GDK_KEYMAP (keymap_x11))); +#endif + + if (keymap_x11->keymap == NULL || + keymap_x11->current_serial != display_x11->keymap_serial) + { + gint i; + gint map_size; + gint keycode; + + keymap_x11->current_serial = display_x11->keymap_serial; + + update_keyrange (keymap_x11); + + if (keymap_x11->keymap) + XFree (keymap_x11->keymap); + + if (keymap_x11->mod_keymap) + XFreeModifiermap (keymap_x11->mod_keymap); + + keymap_x11->keymap = XGetKeyboardMapping (xdisplay, keymap_x11->min_keycode, + keymap_x11->max_keycode - keymap_x11->min_keycode + 1, + &keymap_x11->keysyms_per_keycode); + + + /* GDK_KEY_ISO_Left_Tab, as usually configured through XKB, really messes + * up the whole idea of "consumed modifiers" because shift is consumed. + * However, <shift>Tab is not usually GDK_KEY_ISO_Left_Tab without XKB, + * we we fudge the map here. + */ + keycode = keymap_x11->min_keycode; + while (keycode <= keymap_x11->max_keycode) + { + KeySym *syms = keymap_x11->keymap + (keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; + /* Check both groups */ + for (i = 0 ; i < 2 ; i++) + { + if (get_symbol (syms, keymap_x11, i, 0) == GDK_KEY_Tab) + set_symbol (syms, keymap_x11, i, 1, GDK_KEY_ISO_Left_Tab); + } + + /* + * If there is one keysym and the key symbol has upper and lower + * case variants fudge the keymap + */ + if (get_symbol (syms, keymap_x11, 0, 1) == 0) + { + guint lower; + guint upper; + + gdk_keyval_convert_case (get_symbol (syms, keymap_x11, 0, 0), &lower, &upper); + if (lower != upper) + { + set_symbol (syms, keymap_x11, 0, 0, lower); + set_symbol (syms, keymap_x11, 0, 1, upper); + } + } + + + ++keycode; + } + + keymap_x11->mod_keymap = XGetModifierMapping (xdisplay); + + keymap_x11->lock_keysym = GDK_KEY_VoidSymbol; + keymap_x11->group_switch_mask = 0; + keymap_x11->num_lock_mask = 0; + + for (i = 0; i < 8; i++) + keymap_x11->modmap[i] = 1 << i; + + /* There are 8 sets of modifiers, with each set containing + * max_keypermod keycodes. + */ + map_size = 8 * keymap_x11->mod_keymap->max_keypermod; + for (i = 0; i < map_size; i++) + { + /* Get the key code at this point in the map. */ + gint keycode = keymap_x11->mod_keymap->modifiermap[i]; + gint j; + KeySym *syms; + guint mask; + + /* Ignore invalid keycodes. */ + if (keycode < keymap_x11->min_keycode || + keycode > keymap_x11->max_keycode) + continue; + + syms = keymap_x11->keymap + (keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; + + mask = 0; + for (j = 0; j < keymap_x11->keysyms_per_keycode; j++) + { + if (syms[j] == GDK_KEY_Meta_L || + syms[j] == GDK_KEY_Meta_R) + mask |= GDK_META_MASK; + else if (syms[j] == GDK_KEY_Hyper_L || + syms[j] == GDK_KEY_Hyper_R) + mask |= GDK_HYPER_MASK; + else if (syms[j] == GDK_KEY_Super_L || + syms[j] == GDK_KEY_Super_R) + mask |= GDK_SUPER_MASK; + } + + keymap_x11->modmap[i/keymap_x11->mod_keymap->max_keypermod] |= mask; + + /* The fourth modifier, GDK_MOD1_MASK is 1 << 3. + * Each group of max_keypermod entries refers to the same modifier. + */ + mask = 1 << (i / keymap_x11->mod_keymap->max_keypermod); + + switch (mask) + { + case GDK_LOCK_MASK: + /* Get the Lock keysym. If any keysym bound to the Lock modifier + * is Caps_Lock, we will interpret the modifier as Caps_Lock; + * otherwise, if any is bound to Shift_Lock, we will interpret + * the modifier as Shift_Lock. Otherwise, the lock modifier + * has no effect. + */ + for (j = 0; j < keymap_x11->keysyms_per_keycode; j++) + { + if (syms[j] == GDK_KEY_Caps_Lock) + keymap_x11->lock_keysym = GDK_KEY_Caps_Lock; + else if (syms[j] == GDK_KEY_Shift_Lock && + keymap_x11->lock_keysym == GDK_KEY_VoidSymbol) + keymap_x11->lock_keysym = GDK_KEY_Shift_Lock; + } + break; + + case GDK_CONTROL_MASK: + case GDK_SHIFT_MASK: + case GDK_MOD1_MASK: + /* Some keyboard maps are known to map Mode_Switch as an + * extra Mod1 key. In circumstances like that, it won't be + * used to switch groups. + */ + break; + + default: + /* Find the Mode_Switch and Num_Lock modifiers. */ + for (j = 0; j < keymap_x11->keysyms_per_keycode; j++) + { + if (syms[j] == GDK_KEY_Mode_switch) + { + /* This modifier swaps groups */ + keymap_x11->group_switch_mask |= mask; + } + else if (syms[j] == GDK_KEY_Num_Lock) + { + /* This modifier is used for Num_Lock */ + keymap_x11->num_lock_mask |= mask; + } + } + break; + } + } + + /* Hack: The Sun X server puts the keysym to use when the Num Lock + * modifier is on in the third element of the keysym array, instead + * of the second. + */ + if ((strcmp (ServerVendor (xdisplay), "Sun Microsystems, Inc.") == 0) && + (keymap_x11->keysyms_per_keycode > 2)) + keymap_x11->sun_keypad = TRUE; + else + keymap_x11->sun_keypad = FALSE; + } +} + +static const KeySym* +get_keymap (GdkKeymapX11 *keymap_x11) +{ + update_keymaps (keymap_x11); + + return keymap_x11->keymap; +} + +#define GET_EFFECTIVE_KEYMAP(keymap) get_effective_keymap ((keymap), G_STRFUNC) + +static GdkKeymap * +get_effective_keymap (GdkKeymap *keymap, + const char *function) +{ + if (!keymap) + { + GDK_NOTE (MULTIHEAD, + g_message ("reverting to default display keymap in %s", + function)); + return gdk_keymap_get_default (); + } + + return keymap; +} + +#if HAVE_XKB +static PangoDirection +get_direction (XkbDescRec *xkb, + gint group) +{ + gint code; + + gint rtl_minus_ltr = 0; /* total number of RTL keysyms minus LTR ones */ + + for (code = xkb->min_key_code; code <= xkb->max_key_code; code++) + { + gint level = 0; + KeySym sym = XkbKeySymEntry (xkb, code, level, group); + PangoDirection dir = pango_unichar_direction (gdk_keyval_to_unicode (sym)); + + switch (dir) + { + case PANGO_DIRECTION_RTL: + rtl_minus_ltr++; + break; + case PANGO_DIRECTION_LTR: + rtl_minus_ltr--; + break; + default: + break; + } + } + + if (rtl_minus_ltr > 0) + return PANGO_DIRECTION_RTL; + else + return PANGO_DIRECTION_LTR; +} + +static PangoDirection +get_direction_from_cache (GdkKeymapX11 *keymap_x11, + XkbDescPtr xkb, + gint group) +{ + Atom group_atom = xkb->names->groups[group]; + + gboolean cache_hit = FALSE; + DirectionCacheEntry *cache = keymap_x11->group_direction_cache; + + PangoDirection direction = PANGO_DIRECTION_NEUTRAL; + gint i; + + if (keymap_x11->have_direction) + { + /* lookup in cache */ + for (i = 0; i < G_N_ELEMENTS (keymap_x11->group_direction_cache); i++) + { + if (cache[i].group_atom == group_atom) + { + cache_hit = TRUE; + cache[i].serial = keymap_x11->current_cache_serial++; /* freshen */ + direction = cache[i].direction; + group_atom = cache[i].group_atom; + break; + } + } + } + else + { + /* initialize cache */ + for (i = 0; i < G_N_ELEMENTS (keymap_x11->group_direction_cache); i++) + { + cache[i].group_atom = 0; + cache[i].serial = keymap_x11->current_cache_serial; + } + keymap_x11->current_cache_serial++; + } + + /* insert in cache */ + if (!cache_hit) + { + gint oldest = 0; + + direction = get_direction (xkb, group); + + /* remove the oldest entry */ + for (i = 0; i < G_N_ELEMENTS (keymap_x11->group_direction_cache); i++) + { + if (cache[i].serial < cache[oldest].serial) + oldest = i; + } + + cache[oldest].group_atom = group_atom; + cache[oldest].direction = direction; + cache[oldest].serial = keymap_x11->current_cache_serial++; + } + + return direction; +} + +static int +get_num_groups (GdkKeymap *keymap, + XkbDescPtr xkb) +{ + Display *display = KEYMAP_XDISPLAY (keymap); + XkbGetControls(display, XkbSlowKeysMask, xkb); + XkbGetUpdatedMap (display, XkbKeySymsMask | XkbKeyTypesMask | + XkbModifierMapMask | XkbVirtualModsMask, xkb); + return xkb->ctrls->num_groups; +} + +static gboolean +update_direction (GdkKeymapX11 *keymap_x11, + gint group) +{ + XkbDescPtr xkb = get_xkb (keymap_x11); + Atom group_atom; + gboolean had_direction; + PangoDirection old_direction; + + had_direction = keymap_x11->have_direction; + old_direction = keymap_x11->current_direction; + + group_atom = xkb->names->groups[group]; + + /* a group change? */ + if (!keymap_x11->have_direction || keymap_x11->current_group_atom != group_atom) + { + keymap_x11->current_direction = get_direction_from_cache (keymap_x11, xkb, group); + keymap_x11->current_group_atom = group_atom; + keymap_x11->have_direction = TRUE; + } + + return !had_direction || old_direction != keymap_x11->current_direction; +} + +static gboolean +update_lock_state (GdkKeymapX11 *keymap_x11, + gint locked_mods) +{ + gboolean caps_lock_state; + gboolean num_lock_state; + + caps_lock_state = keymap_x11->caps_lock_state; + num_lock_state = keymap_x11->num_lock_state; + + keymap_x11->caps_lock_state = (locked_mods & GDK_LOCK_MASK) != 0; + keymap_x11->num_lock_state = (locked_mods & keymap_x11->num_lock_mask) != 0; + + return (caps_lock_state != keymap_x11->caps_lock_state) + || (num_lock_state != keymap_x11->num_lock_state); +} + +/* keep this in sync with the XkbSelectEventDetails() call + * in gdk_display_open() + */ +void +_gdk_keymap_state_changed (GdkDisplay *display, + XEvent *xevent) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + XkbEvent *xkb_event = (XkbEvent *)xevent; + + if (display_x11->keymap) + { + GdkKeymapX11 *keymap_x11 = GDK_KEYMAP_X11 (display_x11->keymap); + + if (update_direction (keymap_x11, XkbStateGroup (&xkb_event->state))) + g_signal_emit_by_name (keymap_x11, "direction-changed"); + + if (update_lock_state (keymap_x11, xkb_event->state.locked_mods)) + g_signal_emit_by_name (keymap_x11, "state-changed"); + } +} + +#endif /* HAVE_XKB */ + +void +_gdk_keymap_keys_changed (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + ++display_x11->keymap_serial; + + if (display_x11->keymap) + g_signal_emit_by_name (display_x11->keymap, "keys_changed", 0); +} + +/** + * gdk_keymap_get_direction: + * @keymap: a #GdkKeymap or %NULL to use the default keymap + * + * Returns the direction of effective layout of the keymap. + * + * Returns: %PANGO_DIRECTION_LTR or %PANGO_DIRECTION_RTL + * if it can determine the direction. %PANGO_DIRECTION_NEUTRAL + * otherwise. + **/ +PangoDirection +gdk_keymap_get_direction (GdkKeymap *keymap) +{ + keymap = GET_EFFECTIVE_KEYMAP (keymap); + +#if HAVE_XKB + if (KEYMAP_USE_XKB (keymap)) + { + GdkKeymapX11 *keymap_x11 = GDK_KEYMAP_X11 (keymap); + + if (!keymap_x11->have_direction) + { + GdkDisplay *display = GDK_KEYMAP (keymap_x11)->display; + XkbStateRec state_rec; + + XkbGetState (GDK_DISPLAY_XDISPLAY (display), XkbUseCoreKbd, + &state_rec); + update_direction (keymap_x11, XkbStateGroup (&state_rec)); + } + + return keymap_x11->current_direction; + } + else +#endif /* HAVE_XKB */ + return PANGO_DIRECTION_NEUTRAL; +} + +/** + * gdk_keymap_have_bidi_layouts: + * @keymap: a #GdkKeymap or %NULL to use the default keymap + * + * Determines if keyboard layouts for both right-to-left and left-to-right + * languages are in use. + * + * Returns: %TRUE if there are layouts in both directions, %FALSE otherwise + * + * Since: 2.12 + **/ +gboolean +gdk_keymap_have_bidi_layouts (GdkKeymap *keymap) +{ + keymap = GET_EFFECTIVE_KEYMAP (keymap); + +#if HAVE_XKB + if (KEYMAP_USE_XKB (keymap)) + { + GdkKeymapX11 *keymap_x11 = GDK_KEYMAP_X11 (keymap); + XkbDescPtr xkb = get_xkb (keymap_x11); + int num_groups = get_num_groups (keymap, xkb); + + int i; + gboolean have_ltr_keyboard = FALSE; + gboolean have_rtl_keyboard = FALSE; + + for (i = 0; i < num_groups; i++) + { + if (get_direction_from_cache (keymap_x11, xkb, i) == PANGO_DIRECTION_RTL) + have_rtl_keyboard = TRUE; + else + have_ltr_keyboard = TRUE; + } + + return have_ltr_keyboard && have_rtl_keyboard; + } + else +#endif /* HAVE_XKB */ + return FALSE; +} + +/** + * gdk_keymap_get_caps_lock_state: + * @keymap: a #GdkKeymap + * + * Returns whether the Caps Lock modifer is locked. + * + * Returns: %TRUE if Caps Lock is on + * + * Since: 2.16 + */ +gboolean +gdk_keymap_get_caps_lock_state (GdkKeymap *keymap) +{ + GdkKeymapX11 *keymap_x11; + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + + keymap_x11 = GDK_KEYMAP_X11 (keymap); + + return keymap_x11->caps_lock_state; +} + +/** + * gdk_keymap_get_num_lock_state: + * @keymap: a #GdkKeymap + * + * Returns whether the Num Lock modifer is locked. + * + * Returns: %TRUE if Num Lock is on + * + * Since: 3.0 + */ +gboolean +gdk_keymap_get_num_lock_state (GdkKeymap *keymap) +{ + GdkKeymapX11 *keymap_x11; + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + + keymap_x11 = GDK_KEYMAP_X11 (keymap); + + return keymap_x11->num_lock_state; +} + +/** + * gdk_keymap_get_entries_for_keyval: + * @keymap: (allow-none): a #GdkKeymap, or %NULL to use the default keymap + * @keyval: a keyval, such as %GDK_a, %GDK_Up, %GDK_Return, etc. + * @keys: (out): return location for an array of #GdkKeymapKey + * @n_keys: (out): return location for number of elements in returned array + * + * Obtains a list of keycode/group/level combinations that will + * generate @keyval. Groups and levels are two kinds of keyboard mode; + * in general, the level determines whether the top or bottom symbol + * on a key is used, and the group determines whether the left or + * right symbol is used. On US keyboards, the shift key changes the + * keyboard level, and there are no groups. A group switch key might + * convert a keyboard between Hebrew to English modes, for example. + * #GdkEventKey contains a %group field that indicates the active + * keyboard group. The level is computed from the modifier mask. + * The returned array should be freed + * with g_free(). + * + * Return value: %TRUE if keys were found and returned + **/ +gboolean +gdk_keymap_get_entries_for_keyval (GdkKeymap *keymap, + guint keyval, + GdkKeymapKey **keys, + gint *n_keys) +{ + GArray *retval; + GdkKeymapX11 *keymap_x11; + + g_return_val_if_fail (keymap == NULL || GDK_IS_KEYMAP (keymap), FALSE); + g_return_val_if_fail (keys != NULL, FALSE); + g_return_val_if_fail (n_keys != NULL, FALSE); + g_return_val_if_fail (keyval != 0, FALSE); + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + keymap_x11 = GDK_KEYMAP_X11 (keymap); + + retval = g_array_new (FALSE, FALSE, sizeof (GdkKeymapKey)); + +#ifdef HAVE_XKB + if (KEYMAP_USE_XKB (keymap)) + { + /* See sec 15.3.4 in XKB docs */ + + XkbDescRec *xkb = get_xkb (keymap_x11); + gint keycode; + + keycode = keymap_x11->min_keycode; + + while (keycode <= keymap_x11->max_keycode) + { + gint max_shift_levels = XkbKeyGroupsWidth (xkb, keycode); /* "key width" */ + gint group = 0; + gint level = 0; + gint total_syms = XkbKeyNumSyms (xkb, keycode); + gint i = 0; + KeySym *entry; + + /* entry is an array with all syms for group 0, all + * syms for group 1, etc. and for each group the + * shift level syms are in order + */ + entry = XkbKeySymsPtr (xkb, keycode); + + while (i < total_syms) + { + /* check out our cool loop invariant */ + g_assert (i == (group * max_shift_levels + level)); + + if (entry[i] == keyval) + { + /* Found a match */ + GdkKeymapKey key; + + key.keycode = keycode; + key.group = group; + key.level = level; + + g_array_append_val (retval, key); + + g_assert (XkbKeySymEntry (xkb, keycode, level, group) == + keyval); + } + + ++level; + + if (level == max_shift_levels) + { + level = 0; + ++group; + } + + ++i; + } + + ++keycode; + } + } + else +#endif + { + const KeySym *map = get_keymap (keymap_x11); + gint keycode; + + keycode = keymap_x11->min_keycode; + while (keycode <= keymap_x11->max_keycode) + { + const KeySym *syms = map + (keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; + gint i = 0; + + while (i < keymap_x11->keysyms_per_keycode) + { + if (syms[i] == keyval) + { + /* found a match */ + GdkKeymapKey key; + + key.keycode = keycode; + + /* The "classic" non-XKB keymap has 2 levels per group */ + key.group = i / 2; + key.level = i % 2; + + g_array_append_val (retval, key); + } + + ++i; + } + + ++keycode; + } + } + + if (retval->len > 0) + { + *keys = (GdkKeymapKey*) retval->data; + *n_keys = retval->len; + } + else + { + *keys = NULL; + *n_keys = 0; + } + + g_array_free (retval, retval->len > 0 ? FALSE : TRUE); + + return *n_keys > 0; +} + +/** + * gdk_keymap_get_entries_for_keycode: + * @keymap: (allow-none): a #GdkKeymap or %NULL to use the default keymap + * @hardware_keycode: a keycode + * @keys: (out): return location for array of #GdkKeymapKey, or %NULL + * @keyvals: (out): return location for array of keyvals, or %NULL + * @n_entries: length of @keys and @keyvals + * + * Returns the keyvals bound to @hardware_keycode. + * The Nth #GdkKeymapKey in @keys is bound to the Nth + * keyval in @keyvals. Free the returned arrays with g_free(). + * When a keycode is pressed by the user, the keyval from + * this list of entries is selected by considering the effective + * keyboard group and level. See gdk_keymap_translate_keyboard_state(). + * + * Returns: %TRUE if there were any entries + **/ +gboolean +gdk_keymap_get_entries_for_keycode (GdkKeymap *keymap, + guint hardware_keycode, + GdkKeymapKey **keys, + guint **keyvals, + gint *n_entries) +{ + GdkKeymapX11 *keymap_x11; + + GArray *key_array; + GArray *keyval_array; + + g_return_val_if_fail (keymap == NULL || GDK_IS_KEYMAP (keymap), FALSE); + g_return_val_if_fail (n_entries != NULL, FALSE); + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + keymap_x11 = GDK_KEYMAP_X11 (keymap); + + update_keyrange (keymap_x11); + + if (hardware_keycode < keymap_x11->min_keycode || + hardware_keycode > keymap_x11->max_keycode) + { + if (keys) + *keys = NULL; + if (keyvals) + *keyvals = NULL; + + *n_entries = 0; + return FALSE; + } + + if (keys) + key_array = g_array_new (FALSE, FALSE, sizeof (GdkKeymapKey)); + else + key_array = NULL; + + if (keyvals) + keyval_array = g_array_new (FALSE, FALSE, sizeof (guint)); + else + keyval_array = NULL; + +#ifdef HAVE_XKB + if (KEYMAP_USE_XKB (keymap)) + { + /* See sec 15.3.4 in XKB docs */ + + XkbDescRec *xkb = get_xkb (keymap_x11); + gint max_shift_levels; + gint group = 0; + gint level = 0; + gint total_syms; + gint i = 0; + KeySym *entry; + + max_shift_levels = XkbKeyGroupsWidth (xkb, hardware_keycode); /* "key width" */ + total_syms = XkbKeyNumSyms (xkb, hardware_keycode); + + /* entry is an array with all syms for group 0, all + * syms for group 1, etc. and for each group the + * shift level syms are in order + */ + entry = XkbKeySymsPtr (xkb, hardware_keycode); + + while (i < total_syms) + { + /* check out our cool loop invariant */ + g_assert (i == (group * max_shift_levels + level)); + + if (key_array) + { + GdkKeymapKey key; + + key.keycode = hardware_keycode; + key.group = group; + key.level = level; + + g_array_append_val (key_array, key); + } + + if (keyval_array) + g_array_append_val (keyval_array, entry[i]); + + ++level; + + if (level == max_shift_levels) + { + level = 0; + ++group; + } + + ++i; + } + } + else +#endif + { + const KeySym *map = get_keymap (keymap_x11); + const KeySym *syms; + gint i = 0; + + syms = map + (hardware_keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; + + while (i < keymap_x11->keysyms_per_keycode) + { + if (key_array) + { + GdkKeymapKey key; + + key.keycode = hardware_keycode; + + /* The "classic" non-XKB keymap has 2 levels per group */ + key.group = i / 2; + key.level = i % 2; + + g_array_append_val (key_array, key); + } + + if (keyval_array) + g_array_append_val (keyval_array, syms[i]); + + ++i; + } + } + + *n_entries = 0; + + if (keys) + { + *n_entries = key_array->len; + *keys = (GdkKeymapKey*) g_array_free (key_array, FALSE); + } + + if (keyvals) + { + *n_entries = keyval_array->len; + *keyvals = (guint*) g_array_free (keyval_array, FALSE); + } + + return *n_entries > 0; +} + + +/** + * gdk_keymap_lookup_key: + * @keymap: a #GdkKeymap or %NULL to use the default keymap + * @key: a #GdkKeymapKey with keycode, group, and level initialized + * + * Looks up the keyval mapped to a keycode/group/level triplet. + * If no keyval is bound to @key, returns 0. For normal user input, + * you want to use gdk_keymap_translate_keyboard_state() instead of + * this function, since the effective group/level may not be + * the same as the current keyboard state. + * + * Return value: a keyval, or 0 if none was mapped to the given @key + **/ +guint +gdk_keymap_lookup_key (GdkKeymap *keymap, + const GdkKeymapKey *key) +{ + GdkKeymapX11 *keymap_x11; + + g_return_val_if_fail (keymap == NULL || GDK_IS_KEYMAP (keymap), 0); + g_return_val_if_fail (key != NULL, 0); + g_return_val_if_fail (key->group < 4, 0); + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + keymap_x11 = GDK_KEYMAP_X11 (keymap); + +#ifdef HAVE_XKB + if (KEYMAP_USE_XKB (keymap)) + { + XkbDescRec *xkb = get_xkb (keymap_x11); + + return XkbKeySymEntry (xkb, key->keycode, key->level, key->group); + } + else +#endif + { + const KeySym *map = get_keymap (keymap_x11); + const KeySym *syms = map + (key->keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; + return get_symbol (syms, keymap_x11, key->group, key->level); + } +} + +#ifdef HAVE_XKB +/* This is copied straight from XFree86 Xlib, to: + * - add the group and level return. + * - change the interpretation of mods_rtrn as described + * in the docs for gdk_keymap_translate_keyboard_state() + * It's unchanged for ease of diff against the Xlib sources; don't + * reformat it. + */ +static Bool +MyEnhancedXkbTranslateKeyCode(register XkbDescPtr xkb, + KeyCode key, + register unsigned int mods, + unsigned int * mods_rtrn, + KeySym * keysym_rtrn, + int * group_rtrn, + int * level_rtrn) +{ + XkbKeyTypeRec *type; + int col,nKeyGroups; + unsigned preserve,effectiveGroup; + KeySym *syms; + + if (mods_rtrn!=NULL) + *mods_rtrn = 0; + + nKeyGroups= XkbKeyNumGroups(xkb,key); + if ((!XkbKeycodeInRange(xkb,key))||(nKeyGroups==0)) { + if (keysym_rtrn!=NULL) + *keysym_rtrn = NoSymbol; + return False; + } + + syms = XkbKeySymsPtr(xkb,key); + + /* find the offset of the effective group */ + col = 0; + effectiveGroup= XkbGroupForCoreState(mods); + if ( effectiveGroup>=nKeyGroups ) { + unsigned groupInfo= XkbKeyGroupInfo(xkb,key); + switch (XkbOutOfRangeGroupAction(groupInfo)) { + default: + effectiveGroup %= nKeyGroups; + break; + case XkbClampIntoRange: + effectiveGroup = nKeyGroups-1; + break; + case XkbRedirectIntoRange: + effectiveGroup = XkbOutOfRangeGroupNumber(groupInfo); + if (effectiveGroup>=nKeyGroups) + effectiveGroup= 0; + break; + } + } + col= effectiveGroup*XkbKeyGroupsWidth(xkb,key); + type = XkbKeyKeyType(xkb,key,effectiveGroup); + + preserve= 0; + if (type->map) { /* find the column (shift level) within the group */ + register int i; + register XkbKTMapEntryPtr entry; + /* ---- Begin section modified for GDK ---- */ + int found = 0; + + for (i=0,entry=type->map;i<type->map_count;i++,entry++) { + if (mods_rtrn) { + int bits = 0; + unsigned long tmp = entry->mods.mask; + while (tmp) { + if ((tmp & 1) == 1) + bits++; + tmp >>= 1; + } + /* We always add one-modifiers levels to mods_rtrn since + * they can't wipe out bits in the state unless the + * level would be triggered. But return other modifiers + * + */ + if (bits == 1 || (mods&type->mods.mask)==entry->mods.mask) + *mods_rtrn |= entry->mods.mask; + } + + if (!found&&entry->active&&((mods&type->mods.mask)==entry->mods.mask)) { + col+= entry->level; + if (type->preserve) + preserve= type->preserve[i].mask; + + if (level_rtrn) + *level_rtrn = entry->level; + + found = 1; + } + } + /* ---- End section modified for GDK ---- */ + } + + if (keysym_rtrn!=NULL) + *keysym_rtrn= syms[col]; + if (mods_rtrn) { + /* ---- Begin section modified for GDK ---- */ + *mods_rtrn &= ~preserve; + /* ---- End section modified for GDK ---- */ + + /* ---- Begin stuff GDK comments out of the original Xlib version ---- */ + /* This is commented out because xkb_info is a private struct */ + +#if 0 + /* The Motif VTS doesn't get the help callback called if help + * is bound to Shift+<whatever>, and it appears as though it + * is XkbTranslateKeyCode that is causing the problem. The + * core X version of XTranslateKey always OR's in ShiftMask + * and LockMask for mods_rtrn, so this "fix" keeps this behavior + * and solves the VTS problem. + */ + if ((xkb->dpy)&&(xkb->dpy->xkb_info)&& + (xkb->dpy->xkb_info->xlib_ctrls&XkbLC_AlwaysConsumeShiftAndLock)) { *mods_rtrn|= (ShiftMask|LockMask); + } +#endif + + /* ---- End stuff GDK comments out of the original Xlib version ---- */ + } + + /* ---- Begin stuff GDK adds to the original Xlib version ---- */ + + if (group_rtrn) + *group_rtrn = effectiveGroup; + + /* ---- End stuff GDK adds to the original Xlib version ---- */ + + return (syms[col] != NoSymbol); +} +#endif /* HAVE_XKB */ + +/* Translates from keycode/state to keysymbol using the traditional interpretation + * of the keyboard map. See section 12.7 of the Xlib reference manual + */ +static guint +translate_keysym (GdkKeymapX11 *keymap_x11, + guint hardware_keycode, + gint group, + GdkModifierType state, + gint *effective_group, + gint *effective_level) +{ + const KeySym *map = get_keymap (keymap_x11); + const KeySym *syms = map + (hardware_keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; + +#define SYM(k,g,l) get_symbol (syms, k,g,l) + + GdkModifierType shift_modifiers; + gint shift_level; + guint tmp_keyval; + gint num_lock_index; + + shift_modifiers = GDK_SHIFT_MASK; + if (keymap_x11->lock_keysym == GDK_KEY_Shift_Lock) + shift_modifiers |= GDK_LOCK_MASK; + + /* Fall back to the first group if the passed in group is empty + */ + if (!(SYM (keymap_x11, group, 0) || SYM (keymap_x11, group, 1)) && + (SYM (keymap_x11, 0, 0) || SYM (keymap_x11, 0, 1))) + group = 0; + + /* Hack: On Sun, the Num Lock modifier uses the third element in the + * keysym array, and Mode_Switch does not apply for a keypad key. + */ + if (keymap_x11->sun_keypad) + { + num_lock_index = 2; + + if (group != 0) + { + gint i; + + for (i = 0; i < keymap_x11->keysyms_per_keycode; i++) + if (KEYSYM_IS_KEYPAD (SYM (keymap_x11, 0, i))) + group = 0; + } + } + else + num_lock_index = 1; + + if ((state & keymap_x11->num_lock_mask) && + KEYSYM_IS_KEYPAD (SYM (keymap_x11, group, num_lock_index))) + { + /* Shift, Shift_Lock cancel Num_Lock + */ + shift_level = (state & shift_modifiers) ? 0 : num_lock_index; + if (!SYM (keymap_x11, group, shift_level) && SYM (keymap_x11, group, 0)) + shift_level = 0; + + tmp_keyval = SYM (keymap_x11, group, shift_level); + } + else + { + /* Fall back to the first level if no symbol for the level + * we were passed. + */ + shift_level = (state & shift_modifiers) ? 1 : 0; + if (!SYM (keymap_x11, group, shift_level) && SYM (keymap_x11, group, 0)) + shift_level = 0; + + tmp_keyval = SYM (keymap_x11, group, shift_level); + + if (keymap_x11->lock_keysym == GDK_KEY_Caps_Lock && (state & GDK_LOCK_MASK) != 0) + { + guint upper = gdk_keyval_to_upper (tmp_keyval); + if (upper != tmp_keyval) + tmp_keyval = upper; + } + } + + if (effective_group) + *effective_group = group; + + if (effective_level) + *effective_level = shift_level; + + return tmp_keyval; + +#undef SYM +} + +/** + * gdk_keymap_translate_keyboard_state: + * @keymap: (allow-none): a #GdkKeymap, or %NULL to use the default + * @hardware_keycode: a keycode + * @state: a modifier state + * @group: active keyboard group + * @keyval: (out) (allow-none): return location for keyval, or %NULL + * @effective_group: (out) (allow-none): return location for effective group, or %NULL + * @level: (out) (allow-none): return location for level, or %NULL + * @consumed_modifiers: (out) (allow-none): return location for modifiers that were used to + * determine the group or level, or %NULL + * + * Translates the contents of a #GdkEventKey into a keyval, effective + * group, and level. Modifiers that affected the translation and + * are thus unavailable for application use are returned in + * @consumed_modifiers. See <xref linkend="key-group-explanation"/> for an explanation of + * groups and levels. The @effective_group is the group that was + * actually used for the translation; some keys such as Enter are not + * affected by the active keyboard group. The @level is derived from + * @state. For convenience, #GdkEventKey already contains the translated + * keyval, so this function isn't as useful as you might think. + * + * <note><para> + * @consumed_modifiers gives modifiers that should be masked out + * from @state when comparing this key press to a hot key. For + * instance, on a US keyboard, the <literal>plus</literal> + * symbol is shifted, so when comparing a key press to a + * <literal><Control>plus</literal> accelerator <Shift> should + * be masked out. + * </para> + * <informalexample><programlisting> + * /* We want to ignore irrelevant modifiers like ScrollLock */ + * #define ALL_ACCELS_MASK (GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_MOD1_MASK) + * gdk_keymap_translate_keyboard_state (keymap, event->hardware_keycode, + * event->state, event->group, + * &keyval, NULL, NULL, &consumed); + * if (keyval == GDK_PLUS && + * (event->state & ~consumed & ALL_ACCELS_MASK) == GDK_CONTROL_MASK) + * /* Control was pressed */ + * </programlisting></informalexample> + * <para> + * An older interpretation @consumed_modifiers was that it contained + * all modifiers that might affect the translation of the key; + * this allowed accelerators to be stored with irrelevant consumed + * modifiers, by doing:</para> + * <informalexample><programlisting> + * /* XXX Don't do this XXX */ + * if (keyval == accel_keyval && + * (event->state & ~consumed & ALL_ACCELS_MASK) == (accel_mods & ~consumed)) + * /* Accelerator was pressed */ + * </programlisting></informalexample> + * <para> + * However, this did not work if multi-modifier combinations were + * used in the keymap, since, for instance, <literal><Control></literal> + * would be masked out even if only <literal><Control><Alt></literal> + * was used in the keymap. To support this usage as well as well as + * possible, all <emphasis>single modifier</emphasis> combinations + * that could affect the key for any combination of modifiers will + * be returned in @consumed_modifiers; multi-modifier combinations + * are returned only when actually found in @state. When you store + * accelerators, you should always store them with consumed modifiers + * removed. Store <literal><Control>plus</literal>, + * not <literal><Control><Shift>plus</literal>, + * </para></note> + * + * Return value: %TRUE if there was a keyval bound to the keycode/state/group + **/ +gboolean +gdk_keymap_translate_keyboard_state (GdkKeymap *keymap, + guint hardware_keycode, + GdkModifierType state, + gint group, + guint *keyval, + gint *effective_group, + gint *level, + GdkModifierType *consumed_modifiers) +{ + GdkKeymapX11 *keymap_x11; + KeySym tmp_keyval = NoSymbol; + guint tmp_modifiers; + + g_return_val_if_fail (keymap == NULL || GDK_IS_KEYMAP (keymap), FALSE); + g_return_val_if_fail (group < 4, FALSE); + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + keymap_x11 = GDK_KEYMAP_X11 (keymap); + + if (keyval) + *keyval = NoSymbol; + if (effective_group) + *effective_group = 0; + if (level) + *level = 0; + if (consumed_modifiers) + *consumed_modifiers = 0; + + update_keyrange (keymap_x11); + + if (hardware_keycode < keymap_x11->min_keycode || + hardware_keycode > keymap_x11->max_keycode) + return FALSE; + +#ifdef HAVE_XKB + if (KEYMAP_USE_XKB (keymap)) + { + XkbDescRec *xkb = get_xkb (keymap_x11); + + /* replace bits 13 and 14 with the provided group */ + state &= ~(1 << 13 | 1 << 14); + state |= group << 13; + + MyEnhancedXkbTranslateKeyCode (xkb, + hardware_keycode, + state, + &tmp_modifiers, + &tmp_keyval, + effective_group, + level); + + if (state & ~tmp_modifiers & LockMask) + tmp_keyval = gdk_keyval_to_upper (tmp_keyval); + + /* We need to augment the consumed modifiers with LockMask, since + * we handle that ourselves, and also with the group bits + */ + tmp_modifiers |= LockMask | 1 << 13 | 1 << 14; + } + else +#endif + { + GdkModifierType bit; + + tmp_modifiers = 0; + + /* We see what modifiers matter by trying the translation with + * and without each possible modifier + */ + for (bit = GDK_SHIFT_MASK; bit < GDK_BUTTON1_MASK; bit <<= 1) + { + /* Handling of the group here is a bit funky; a traditional + * X keyboard map can have more than two groups, but no way + * of accessing the extra groups is defined. We allow a + * caller to pass in any group to this function, but we + * only can represent switching between group 0 and 1 in + * consumed modifiers. + */ + if (translate_keysym (keymap_x11, hardware_keycode, + (bit == keymap_x11->group_switch_mask) ? 0 : group, + state & ~bit, + NULL, NULL) != + translate_keysym (keymap_x11, hardware_keycode, + (bit == keymap_x11->group_switch_mask) ? 1 : group, + state | bit, + NULL, NULL)) + tmp_modifiers |= bit; + } + + tmp_keyval = translate_keysym (keymap_x11, hardware_keycode, + group, state, + level, effective_group); + } + + if (consumed_modifiers) + *consumed_modifiers = tmp_modifiers; + + if (keyval) + *keyval = tmp_keyval; + + return tmp_keyval != NoSymbol; +} + + +/* Key handling not part of the keymap */ +/** + * gdk_keyval_name: + * + * Converts a key value into a symbolic name. + * The names are the same as those in the + * <filename><gdk/gdkkeysyms.h></filename> header file + * but without the leading "GDK_KEY_". + * + * @keyval: a key value. + * + * Return value: (transfer none): a string containing the name of the key, or + * %NULL if @keyval is not a valid key. The string should not be modified. + **/ +gchar* +gdk_keyval_name (guint keyval) +{ + switch (keyval) + { + case GDK_KEY_Page_Up: + return "Page_Up"; + case GDK_KEY_Page_Down: + return "Page_Down"; + case GDK_KEY_KP_Page_Up: + return "KP_Page_Up"; + case GDK_KEY_KP_Page_Down: + return "KP_Page_Down"; + } + + return XKeysymToString (keyval); +} + +guint +gdk_keyval_from_name (const gchar *keyval_name) +{ + g_return_val_if_fail (keyval_name != NULL, 0); + + return XStringToKeysym (keyval_name); +} + +#ifdef HAVE_XCONVERTCASE +void +gdk_keyval_convert_case (guint symbol, + guint *lower, + guint *upper) +{ + KeySym xlower = 0; + KeySym xupper = 0; + + /* Check for directly encoded 24-bit UCS characters: */ + if ((symbol & 0xff000000) == 0x01000000) + { + if (lower) + *lower = gdk_unicode_to_keyval (g_unichar_tolower (symbol & 0x00ffffff)); + if (upper) + *upper = gdk_unicode_to_keyval (g_unichar_toupper (symbol & 0x00ffffff)); + return; + } + + if (symbol) + XConvertCase (symbol, &xlower, &xupper); + + if (lower) + *lower = xlower; + if (upper) + *upper = xupper; +} +#endif /* HAVE_XCONVERTCASE */ + +gint +_gdk_x11_get_group_for_state (GdkDisplay *display, + GdkModifierType state) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + +#ifdef HAVE_XKB + if (display_x11->use_xkb) + { + return XkbGroupForCoreState (state); + } + else +#endif + { + GdkKeymapX11 *keymap_impl = GDK_KEYMAP_X11 (gdk_keymap_get_for_display (display)); + update_keymaps (keymap_impl); + return (state & keymap_impl->group_switch_mask) ? 1 : 0; + } +} + +void +_gdk_keymap_add_virtual_modifiers_compat (GdkKeymap *keymap, + GdkModifierType *modifiers) +{ + GdkKeymapX11 *keymap_x11; + int i; + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + keymap_x11 = GDK_KEYMAP_X11 (keymap); + + for (i = 3; i < 8; i++) + { + if ((1 << i) & *modifiers) + { + if (keymap_x11->modmap[i] & GDK_MOD1_MASK) + *modifiers |= GDK_MOD1_MASK; + else if (keymap_x11->modmap[i] & GDK_SUPER_MASK) + *modifiers |= GDK_SUPER_MASK; + else if (keymap_x11->modmap[i] & GDK_HYPER_MASK) + *modifiers |= GDK_HYPER_MASK; + else if (keymap_x11->modmap[i] & GDK_META_MASK) + *modifiers |= GDK_META_MASK; + } + } +} + +/** + * gdk_keymap_add_virtual_modifiers: + * @keymap: a #GdkKeymap + * @state: pointer to the modifier mask to change + * + * Adds virtual modifiers (i.e. Super, Hyper and Meta) which correspond + * to the real modifiers (i.e Mod2, Mod3, ...) in @modifiers. + * are set in @state to their non-virtual counterparts (i.e. Mod2, + * Mod3,...) and set the corresponding bits in @state. + * + * GDK already does this before delivering key events, but for + * compatibility reasons, it only sets the first virtual modifier + * it finds, whereas this function sets all matching virtual modifiers. + * + * This function is useful when matching key events against + * accelerators. + * + * Since: 2.20 + */ +void +gdk_keymap_add_virtual_modifiers (GdkKeymap *keymap, + GdkModifierType *state) +{ + GdkKeymapX11 *keymap_x11; + int i; + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + keymap_x11 = GDK_KEYMAP_X11 (keymap); + + for (i = 3; i < 8; i++) + { + if ((1 << i) & *state) + { + if (keymap_x11->modmap[i] & GDK_MOD1_MASK) + *state |= GDK_MOD1_MASK; + if (keymap_x11->modmap[i] & GDK_SUPER_MASK) + *state |= GDK_SUPER_MASK; + if (keymap_x11->modmap[i] & GDK_HYPER_MASK) + *state |= GDK_HYPER_MASK; + if (keymap_x11->modmap[i] & GDK_META_MASK) + *state |= GDK_META_MASK; + } + } +} + +gboolean +_gdk_keymap_key_is_modifier (GdkKeymap *keymap, + guint keycode) +{ + GdkKeymapX11 *keymap_x11; + gint i; + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + keymap_x11 = GDK_KEYMAP_X11 (keymap); + + if (keycode < keymap_x11->min_keycode || + keycode > keymap_x11->max_keycode) + return FALSE; + +#ifdef HAVE_XKB + if (KEYMAP_USE_XKB (keymap)) + { + XkbDescRec *xkb = get_xkb (keymap_x11); + + if (xkb->map->modmap && xkb->map->modmap[keycode] != 0) + return TRUE; + } + else +#endif + { + for (i = 0; i < 8 * keymap_x11->mod_keymap->max_keypermod; i++) + { + if (keycode == keymap_x11->mod_keymap->modifiermap[i]) + return TRUE; + } + } + + return FALSE; +} + +/** + * gdk_keymap_map_virtual_modifiers: + * @keymap: a #GdkKeymap + * @state: pointer to the modifier state to map + * + * Maps the virtual modifiers (i.e. Super, Hyper and Meta) which + * are set in @state to their non-virtual counterparts (i.e. Mod2, + * Mod3,...) and set the corresponding bits in @state. + * + * This function is useful when matching key events against + * accelerators. + * + * Returns: %TRUE if no virtual modifiers were mapped to the + * same non-virtual modifier. Note that %FALSE is also returned + * if a virtual modifier is mapped to a non-virtual modifier that + * was already set in @state. + * + * Since: 2.20 + */ +gboolean +gdk_keymap_map_virtual_modifiers (GdkKeymap *keymap, + GdkModifierType *state) +{ + GdkKeymapX11 *keymap_x11; + const guint vmods[] = { + GDK_SUPER_MASK, GDK_HYPER_MASK, GDK_META_MASK + }; + int i, j; + gboolean retval; + + keymap = GET_EFFECTIVE_KEYMAP (keymap); + keymap_x11 = GDK_KEYMAP_X11 (keymap); + + if (KEYMAP_USE_XKB (keymap)) + get_xkb (keymap_x11); + + retval = TRUE; + + for (j = 0; j < 3; j++) + { + if (*state & vmods[j]) + { + for (i = 3; i < 8; i++) + { + if (keymap_x11->modmap[i] & vmods[j]) + { + if (*state & (1 << i)) + retval = FALSE; + else + *state |= 1 << i; + } + } + } + } + + return retval; +} diff --git a/gdk/broadway/gdkmain-broadway.c b/gdk/broadway/gdkmain-broadway.c new file mode 100644 index 0000000000..8dd7f1f8e3 --- /dev/null +++ b/gdk/broadway/gdkmain-broadway.c @@ -0,0 +1,698 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkx.h" +#include "gdkasync.h" +#include "gdkdisplay-broadway.h" +#include "gdkinternals.h" +#include "gdkprivate-broadway.h" +#include "gdkintl.h" +#include "gdkdeviceprivate.h" + +#include <glib/gprintf.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <limits.h> +#include <errno.h> + +#include <X11/Xatom.h> +#include <X11/Xlib.h> +#include <X11/Xutil.h> + +#ifdef HAVE_XKB +#include <X11/XKBlib.h> +#endif + + +typedef struct _GdkPredicate GdkPredicate; +typedef struct _GdkGlobalErrorTrap GdkGlobalErrorTrap; + +struct _GdkPredicate +{ + GdkEventFunc func; + gpointer data; +}; + +/* non-GDK previous error handler */ +typedef int (*GdkXErrorHandler) (Display *, XErrorEvent *); +static GdkXErrorHandler _gdk_old_error_handler; +/* number of times we've pushed the GDK error handler */ +static int _gdk_error_handler_push_count = 0; + +struct _GdkGlobalErrorTrap +{ + GSList *displays; +}; + +/* + * Private function declarations + */ + +#ifndef HAVE_XCONVERTCASE +static void gdkx_XConvertCase (KeySym symbol, + KeySym *lower, + KeySym *upper); +#define XConvertCase gdkx_XConvertCase +#endif + +static int gdk_x_error (Display *display, + XErrorEvent *error); +static int gdk_x_io_error (Display *display); + +/* Private variable declarations + */ +static GQueue gdk_error_traps; + +const GOptionEntry _gdk_windowing_args[] = { + { "sync", 0, 0, G_OPTION_ARG_NONE, &_gdk_synchronize, + /* Description of --sync in --help output */ N_("Make X calls synchronous"), NULL }, + { NULL } +}; + +void +_gdk_windowing_init (void) +{ + _gdk_x11_initialize_locale (); + + g_queue_init (&gdk_error_traps); + XSetErrorHandler (gdk_x_error); + XSetIOErrorHandler (gdk_x_io_error); + + _gdk_selection_property = gdk_atom_intern_static_string ("GDK_SELECTION"); +} + +GdkGrabStatus +_gdk_x11_convert_grab_status (gint status) +{ + switch (status) + { + case GrabSuccess: + return GDK_GRAB_SUCCESS; + case AlreadyGrabbed: + return GDK_GRAB_ALREADY_GRABBED; + case GrabInvalidTime: + return GDK_GRAB_INVALID_TIME; + case GrabNotViewable: + return GDK_GRAB_NOT_VIEWABLE; + case GrabFrozen: + return GDK_GRAB_FROZEN; + } + + g_assert_not_reached(); + + return 0; +} + +static void +has_pointer_grab_callback (GdkDisplay *display, + gpointer data, + gulong serial) +{ + GdkDevice *device = data; + + _gdk_display_device_grab_update (display, device, serial); +} + +GdkGrabStatus +_gdk_windowing_device_grab (GdkDevice *device, + GdkWindow *window, + GdkWindow *native, + gboolean owner_events, + GdkEventMask event_mask, + GdkWindow *confine_to, + GdkCursor *cursor, + guint32 time) +{ + GdkDisplay *display; + GdkGrabStatus status = GDK_GRAB_SUCCESS; + + if (!window || GDK_WINDOW_DESTROYED (window)) + return GDK_GRAB_NOT_VIEWABLE; + + display = gdk_device_get_display (device); + +#ifdef G_ENABLE_DEBUG + if (_gdk_debug_flags & GDK_DEBUG_NOGRABS) + status = GrabSuccess; + else +#endif + status = GDK_DEVICE_GET_CLASS (device)->grab (device, + native, + owner_events, + event_mask, + confine_to, + cursor, + time); + if (status == GDK_GRAB_SUCCESS) + _gdk_x11_roundtrip_async (display, + has_pointer_grab_callback, + device); + return status; +} + +/** + * _gdk_xgrab_check_unmap: + * @window: a #GdkWindow + * @serial: serial from Unmap event (or from NextRequest(display) + * if the unmap is being done by this client.) + * + * Checks to see if an unmap request or event causes the current + * grab window to become not viewable, and if so, clear the + * the pointer we keep to it. + **/ +void +_gdk_xgrab_check_unmap (GdkWindow *window, + gulong serial) +{ + GdkDisplay *display = gdk_window_get_display (window); + GdkDeviceManager *device_manager; + GList *devices, *d; + + device_manager = gdk_display_get_device_manager (display); + + /* Get all devices */ + devices = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER); + devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_SLAVE)); + devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING)); + + /* End all grabs on the newly hidden window */ + for (d = devices; d; d = d->next) + _gdk_display_end_device_grab (display, d->data, serial, window, TRUE); + + g_list_free (devices); +} + +/** + * _gdk_xgrab_check_destroy: + * @window: a #GdkWindow + * + * Checks to see if window is the current grab window, and if + * so, clear the current grab window. + **/ +void +_gdk_xgrab_check_destroy (GdkWindow *window) +{ + GdkDisplay *display = gdk_window_get_display (window); + GdkDeviceManager *device_manager; + GdkDeviceGrabInfo *grab; + GList *devices, *d; + + device_manager = gdk_display_get_device_manager (display); + + /* Get all devices */ + devices = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER); + devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_SLAVE)); + devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING)); + + for (d = devices; d; d = d->next) + { + /* Make sure there is no lasting grab in this native window */ + grab = _gdk_display_get_last_device_grab (display, d->data); + + if (grab && grab->native_window == window) + { + /* We don't know the actual serial to end, but it + doesn't really matter as this only happens + after we get told of the destroy from the + server so we know its ended in the server, + just make sure its ended. */ + grab->serial_end = grab->serial_start; + grab->implicit_ungrab = TRUE; + } + } + + g_list_free (devices); +} + +void +_gdk_windowing_display_set_sm_client_id (GdkDisplay *display, + const gchar *sm_client_id) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + if (display->closed) + return; + + if (sm_client_id && strcmp (sm_client_id, "")) + { + XChangeProperty (display_x11->xdisplay, display_x11->leader_window, + gdk_x11_get_xatom_by_name_for_display (display, "SM_CLIENT_ID"), + XA_STRING, 8, PropModeReplace, (guchar *)sm_client_id, + strlen (sm_client_id)); + } + else + XDeleteProperty (display_x11->xdisplay, display_x11->leader_window, + gdk_x11_get_xatom_by_name_for_display (display, "SM_CLIENT_ID")); +} + +/* Close all open displays + */ +void +_gdk_windowing_exit (void) +{ + GSList *tmp_list = _gdk_displays; + + while (tmp_list) + { + XCloseDisplay (GDK_DISPLAY_XDISPLAY (tmp_list->data)); + + tmp_list = tmp_list->next; + } +} + +/* + *-------------------------------------------------------------- + * gdk_x_io_error + * + * The X I/O error handling routine. + * + * Arguments: + * "display" is the X display the error orignated from. + * + * Results: + * An X I/O error basically means we lost our connection + * to the X server. There is not much we can do to + * continue, so simply print an error message and exit. + * + * Side effects: + * + *-------------------------------------------------------------- + */ + +static int +gdk_x_io_error (Display *display) +{ + /* This is basically modelled after the code in XLib. We need + * an explicit error handler here, so we can disable our atexit() + * which would otherwise cause a nice segfault. + * We fprintf(stderr, instead of g_warning() because g_warning() + * could possibly be redirected to a dialog + */ + if (errno == EPIPE) + { + g_warning ("The application '%s' lost its connection to the display %s;\n" + "most likely the X server was shut down or you killed/destroyed\n" + "the application.\n", + g_get_prgname (), + display ? DisplayString (display) : gdk_get_display_arg_name ()); + } + else + { + g_warning ("%s: Fatal IO error %d (%s) on X server %s.\n", + g_get_prgname (), + errno, g_strerror (errno), + display ? DisplayString (display) : gdk_get_display_arg_name ()); + } + + exit(1); +} + +/* X error handler. Keep the name the same because people are used to + * breaking on it in the debugger. + */ +static int +gdk_x_error (Display *xdisplay, + XErrorEvent *error) +{ + if (error->error_code) + { + GdkDisplay *error_display; + GdkDisplayManager *manager; + GSList *displays; + + /* Figure out which GdkDisplay if any got the error. */ + error_display = NULL; + manager = gdk_display_manager_get (); + displays = gdk_display_manager_list_displays (manager); + while (displays != NULL) + { + GdkDisplayX11 *gdk_display = displays->data; + + if (xdisplay == gdk_display->xdisplay) + { + error_display = GDK_DISPLAY_OBJECT (gdk_display); + g_slist_free (displays); + displays = NULL; + } + else + { + displays = g_slist_delete_link (displays, displays); + } + } + + if (error_display == NULL) + { + /* Error on an X display not opened by GDK. Ignore. */ + + return 0; + } + else + { + _gdk_x11_display_error_event (error_display, error); + } + } + + return 0; +} + +void +_gdk_x11_error_handler_push (void) +{ + GdkXErrorHandler previous; + + previous = XSetErrorHandler (gdk_x_error); + + if (_gdk_error_handler_push_count > 0) + { + if (previous != gdk_x_error) + g_warning ("XSetErrorHandler() called with a GDK error trap pushed. Don't do that."); + } + else + { + _gdk_old_error_handler = previous; + } + + _gdk_error_handler_push_count += 1; +} + +void +_gdk_x11_error_handler_pop (void) +{ + g_return_if_fail (_gdk_error_handler_push_count > 0); + + _gdk_error_handler_push_count -= 1; + + if (_gdk_error_handler_push_count == 0) + { + XSetErrorHandler (_gdk_old_error_handler); + _gdk_old_error_handler = NULL; + } +} + +/** + * gdk_error_trap_push: + * + * This function allows X errors to be trapped instead of the normal + * behavior of exiting the application. It should only be used if it + * is not possible to avoid the X error in any other way. Errors are + * ignored on all #GdkDisplay currently known to the + * #GdkDisplayManager. If you don't care which error happens and just + * want to ignore everything, pop with gdk_error_trap_pop_ignored(). + * If you need the error code, use gdk_error_trap_pop() which may have + * to block and wait for the error to arrive from the X server. + * + * This API exists on all platforms but only does anything on X. + * + * You can use gdk_x11_display_error_trap_push() to ignore errors + * on only a single display. + * + * <example> + * <title>Trapping an X error</title> + * <programlisting> + * gdk_error_trap_push (<!-- -->); + * + * // ... Call the X function which may cause an error here ... + * + * + * if (gdk_error_trap_pop (<!-- -->)) + * { + * // ... Handle the error here ... + * } + * </programlisting> + * </example> + * + */ +void +gdk_error_trap_push (void) +{ + GdkGlobalErrorTrap *trap; + GdkDisplayManager *manager; + GSList *tmp_list; + + trap = g_slice_new (GdkGlobalErrorTrap); + manager = gdk_display_manager_get (); + trap->displays = gdk_display_manager_list_displays (manager); + + g_slist_foreach (trap->displays, (GFunc) g_object_ref, NULL); + for (tmp_list = trap->displays; + tmp_list != NULL; + tmp_list = tmp_list->next) + { + gdk_x11_display_error_trap_push (tmp_list->data); + } + + g_queue_push_head (&gdk_error_traps, trap); +} + +static gint +gdk_error_trap_pop_internal (gboolean need_code) +{ + GdkGlobalErrorTrap *trap; + gint result; + GSList *tmp_list; + + trap = g_queue_pop_head (&gdk_error_traps); + + g_return_val_if_fail (trap != NULL, Success); + + result = Success; + for (tmp_list = trap->displays; + tmp_list != NULL; + tmp_list = tmp_list->next) + { + gint code = Success; + + if (need_code) + code = gdk_x11_display_error_trap_pop (tmp_list->data); + else + gdk_x11_display_error_trap_pop_ignored (tmp_list->data); + + /* we use the error on the last display listed, why not. */ + if (code != Success) + result = code; + } + + g_slist_foreach (trap->displays, (GFunc) g_object_unref, NULL); + g_slist_free (trap->displays); + + g_slice_free (GdkGlobalErrorTrap, trap); + + return result; +} + +/** + * gdk_error_trap_pop_ignored: + * + * Removes an error trap pushed with gdk_error_trap_push(), but + * without bothering to wait and see whether an error occurred. If an + * error arrives later asynchronously that was triggered while the + * trap was pushed, that error will be ignored. + * + * Since: 3.0 + */ +void +gdk_error_trap_pop_ignored (void) +{ + gdk_error_trap_pop_internal (FALSE); +} + +/** + * gdk_error_trap_pop: + * + * Removes an error trap pushed with gdk_error_trap_push(). + * May block until an error has been definitively received + * or not received from the X server. gdk_error_trap_pop_ignored() + * is preferred if you don't need to know whether an error + * occurred, because it never has to block. If you don't + * need the return value of gdk_error_trap_pop(), use + * gdk_error_trap_pop_ignored(). + * + * Prior to GDK 3.0, this function would not automatically + * sync for you, so you had to gdk_flush() if your last + * call to Xlib was not a blocking round trip. + * + * Return value: X error code or 0 on success + */ +gint +gdk_error_trap_pop (void) +{ + return gdk_error_trap_pop_internal (TRUE); +} + +gchar * +gdk_get_display (void) +{ + return g_strdup (gdk_display_get_name (gdk_display_get_default ())); +} + +/** + * _gdk_send_xevent: + * @display: #GdkDisplay which @window is on + * @window: window ID to which to send the event + * @propagate: %TRUE if the event should be propagated if the target window + * doesn't handle it. + * @event_mask: event mask to match against, or 0 to send it to @window + * without regard to event masks. + * @event_send: #XEvent to send + * + * Send an event, like XSendEvent(), but trap errors and check + * the result. + * + * Return value: %TRUE if sending the event succeeded. + **/ +gint +_gdk_send_xevent (GdkDisplay *display, + Window window, + gboolean propagate, + glong event_mask, + XEvent *event_send) +{ + gboolean result; + + if (display->closed) + return FALSE; + + gdk_error_trap_push (); + result = XSendEvent (GDK_DISPLAY_XDISPLAY (display), window, + propagate, event_mask, event_send); + XSync (GDK_DISPLAY_XDISPLAY (display), False); + + if (gdk_error_trap_pop ()) + return FALSE; + + return result; +} + +void +_gdk_region_get_xrectangles (const cairo_region_t *region, + gint x_offset, + gint y_offset, + XRectangle **rects, + gint *n_rects) +{ + XRectangle *rectangles; + cairo_rectangle_int_t box; + gint i, n; + + n = cairo_region_num_rectangles (region); + rectangles = g_new (XRectangle, n); + + for (i = 0; i < n; i++) + { + cairo_region_get_rectangle (region, i, &box); + rectangles[i].x = CLAMP (box.x + x_offset, G_MINSHORT, G_MAXSHORT); + rectangles[i].y = CLAMP (box.y + y_offset, G_MINSHORT, G_MAXSHORT); + rectangles[i].width = CLAMP (box.width, G_MINSHORT, G_MAXSHORT); + rectangles[i].height = CLAMP (box.height, G_MINSHORT, G_MAXSHORT); + } + + *n_rects = n; + *rects = rectangles; +} + +/** + * gdk_x11_grab_server: + * + * Call gdk_x11_display_grab() on the default display. + * To ungrab the server again, use gdk_x11_ungrab_server(). + * + * gdk_x11_grab_server()/gdk_x11_ungrab_server() calls can be nested. + **/ +void +gdk_x11_grab_server (void) +{ + gdk_x11_display_grab (gdk_display_get_default ()); +} + +/** + * gdk_x11_ungrab_server: + * + * Ungrab the default display after it has been grabbed with + * gdk_x11_grab_server(). + **/ +void +gdk_x11_ungrab_server (void) +{ + gdk_x11_display_ungrab (gdk_display_get_default ()); +} + +/** + * gdk_x11_get_default_screen: + * + * Gets the default GTK+ screen number. + * + * Return value: returns the screen number specified by + * the --display command line option or the DISPLAY environment + * variable when gdk_init() calls XOpenDisplay(). + **/ +gint +gdk_x11_get_default_screen (void) +{ + return gdk_screen_get_number (gdk_screen_get_default ()); +} + +/** + * gdk_x11_get_default_root_xwindow: + * + * Gets the root window of the default screen + * (see gdk_x11_get_default_screen()). + * + * Return value: an Xlib <type>Window</type>. + **/ +Window +gdk_x11_get_default_root_xwindow (void) +{ + return GDK_SCREEN_XROOTWIN (gdk_screen_get_default ()); +} + +/** + * gdk_x11_get_default_xdisplay: + * + * Gets the default GTK+ display. + * + * Return value: the Xlib <type>Display*</type> for the display + * specified in the <option>--display</option> command line option + * or the <envar>DISPLAY</envar> environment variable. + **/ +Display * +gdk_x11_get_default_xdisplay (void) +{ + return GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()); +} + +void +_gdk_windowing_event_data_copy (const GdkEvent *src, + GdkEvent *dst) +{ +} + +void +_gdk_windowing_event_data_free (GdkEvent *event) +{ +} diff --git a/gdk/broadway/gdkprivate-broadway.h b/gdk/broadway/gdkprivate-broadway.h new file mode 100644 index 0000000000..0f957ac972 --- /dev/null +++ b/gdk/broadway/gdkprivate-broadway.h @@ -0,0 +1,162 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +/* + * Private uninstalled header defining things local to X windowing code + */ + +#ifndef __GDK_PRIVATE_BROADWAY_H__ +#define __GDK_PRIVATE_BROADWAY_H__ + +#include <gdk/gdkcursor.h> +#include <gdk/gdkprivate.h> +#include <gdk/gdkinternals.h> +#include "gdkwindow-broadway.h" +#include "gdkdisplay-broadway.h" +#include <cairo-xlib.h> + +typedef struct _GdkCursorPrivate GdkCursorPrivate; + +struct _GdkCursorPrivate +{ + GdkCursor cursor; + Cursor xcursor; + GdkDisplay *display; + gchar *name; + guint serial; +}; + +void _gdk_x11_error_handler_push (void); +void _gdk_x11_error_handler_pop (void); + +Colormap _gdk_visual_get_x11_colormap (GdkVisual *visual); + +void _gdk_xid_table_insert (GdkDisplay *display, + XID *xid, + gpointer data); +void _gdk_xid_table_remove (GdkDisplay *display, + XID xid); +gint _gdk_send_xevent (GdkDisplay *display, + Window window, + gboolean propagate, + glong event_mask, + XEvent *event_send); + +/* Routines from gdkgeometry-broadway.c */ +void _gdk_window_move_resize_child (GdkWindow *window, + gint x, + gint y, + gint width, + gint height); +void _gdk_window_process_expose (GdkWindow *window, + gulong serial, + GdkRectangle *area); + +gboolean _gdk_x11_window_queue_antiexpose (GdkWindow *window, + cairo_region_t *area); +void _gdk_x11_window_translate (GdkWindow *window, + cairo_region_t *area, + gint dx, + gint dy); + +void _gdk_selection_window_destroyed (GdkWindow *window); +gboolean _gdk_selection_filter_clear_event (XSelectionClearEvent *event); + +cairo_region_t* _xwindow_get_shape (Display *xdisplay, + Window window, + gint shape_type); + +void _gdk_region_get_xrectangles (const cairo_region_t *region, + gint x_offset, + gint y_offset, + XRectangle **rects, + gint *n_rects); + +gboolean _gdk_moveresize_handle_event (XEvent *event); +gboolean _gdk_moveresize_configure_done (GdkDisplay *display, + GdkWindow *window); + +void _gdk_keymap_state_changed (GdkDisplay *display, + XEvent *event); +void _gdk_keymap_keys_changed (GdkDisplay *display); +gint _gdk_x11_get_group_for_state (GdkDisplay *display, + GdkModifierType state); +void _gdk_keymap_add_virtual_modifiers_compat (GdkKeymap *keymap, + GdkModifierType *modifiers); +gboolean _gdk_keymap_key_is_modifier (GdkKeymap *keymap, + guint keycode); + +void _gdk_x11_initialize_locale (void); + +void _gdk_xgrab_check_unmap (GdkWindow *window, + gulong serial); +void _gdk_xgrab_check_destroy (GdkWindow *window); + +gboolean _gdk_x11_display_is_root_window (GdkDisplay *display, + Window xroot_window); + +void _gdk_x11_precache_atoms (GdkDisplay *display, + const gchar * const *atom_names, + gint n_atoms); + +void _gdk_screen_x11_events_init (GdkScreen *screen); + +void _gdk_events_init (GdkDisplay *display); +void _gdk_events_uninit (GdkDisplay *display); +void _gdk_windowing_window_init (GdkScreen *screen); +void _gdk_visual_init (GdkScreen *screen); +void _gdk_dnd_init (GdkDisplay *display); + +void _gdk_x11_cursor_update_theme (GdkCursor *cursor); +void _gdk_x11_cursor_display_finalize (GdkDisplay *display); + +gboolean _gdk_x11_get_xft_setting (GdkScreen *screen, + const gchar *name, + GValue *value); + +GdkGrabStatus _gdk_x11_convert_grab_status (gint status); + +cairo_surface_t * _gdk_x11_window_create_bitmap_surface (GdkWindow *window, + int width, + int height); + +extern GdkDrawableClass _gdk_x11_drawable_class; +extern gboolean _gdk_use_xshm; +extern const int _gdk_nenvent_masks; +extern const int _gdk_event_mask_table[]; +extern GdkAtom _gdk_selection_property; +extern gboolean _gdk_synchronize; + +#define GDK_DRAWABLE_XROOTWIN(win) (GDK_WINDOW_XROOTWIN (win)) +#define GDK_SCREEN_DISPLAY(screen) (GDK_SCREEN_X11 (screen)->display) +#define GDK_SCREEN_XROOTWIN(screen) (GDK_SCREEN_X11 (screen)->xroot_window) +#define GDK_WINDOW_SCREEN(win) (GDK_DRAWABLE_IMPL_X11 (((GdkWindowObject *)win)->impl)->screen) +#define GDK_WINDOW_DISPLAY(win) (GDK_SCREEN_X11 (GDK_WINDOW_SCREEN (win))->display) +#define GDK_WINDOW_XROOTWIN(win) (GDK_SCREEN_X11 (GDK_WINDOW_SCREEN (win))->xroot_window) +#define GDK_GC_DISPLAY(gc) (GDK_SCREEN_DISPLAY (GDK_GC_X11(gc)->screen)) +#define GDK_WINDOW_IS_X11(win) (GDK_IS_WINDOW_IMPL_X11 (((GdkWindowObject *)win)->impl)) + +#endif /* __GDK_PRIVATE_BROADWAY_H__ */ diff --git a/gdk/broadway/gdkproperty-broadway.c b/gdk/broadway/gdkproperty-broadway.c new file mode 100644 index 0000000000..49a6e75fd8 --- /dev/null +++ b/gdk/broadway/gdkproperty-broadway.c @@ -0,0 +1,761 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkproperty.h" + +#include "gdkmain.h" +#include "gdkx.h" +#include "gdkprivate.h" +#include "gdkinternals.h" +#include "gdkdisplay-broadway.h" +#include "gdkscreen-broadway.h" +#include "gdkselection.h" + +#include <X11/Xlib.h> +#include <X11/Xatom.h> +#include <string.h> + + +static GPtrArray *virtual_atom_array; +static GHashTable *virtual_atom_hash; + +static const gchar xatoms_string[] = + /* These are all the standard predefined X atoms */ + "\0" /* leave a space for None, even though it is not a predefined atom */ + "PRIMARY\0" + "SECONDARY\0" + "ARC\0" + "ATOM\0" + "BITMAP\0" + "CARDINAL\0" + "COLORMAP\0" + "CURSOR\0" + "CUT_BUFFER0\0" + "CUT_BUFFER1\0" + "CUT_BUFFER2\0" + "CUT_BUFFER3\0" + "CUT_BUFFER4\0" + "CUT_BUFFER5\0" + "CUT_BUFFER6\0" + "CUT_BUFFER7\0" + "DRAWABLE\0" + "FONT\0" + "INTEGER\0" + "PIXMAP\0" + "POINT\0" + "RECTANGLE\0" + "RESOURCE_MANAGER\0" + "RGB_COLOR_MAP\0" + "RGB_BEST_MAP\0" + "RGB_BLUE_MAP\0" + "RGB_DEFAULT_MAP\0" + "RGB_GRAY_MAP\0" + "RGB_GREEN_MAP\0" + "RGB_RED_MAP\0" + "STRING\0" + "VISUALID\0" + "WINDOW\0" + "WM_COMMAND\0" + "WM_HINTS\0" + "WM_CLIENT_MACHINE\0" + "WM_ICON_NAME\0" + "WM_ICON_SIZE\0" + "WM_NAME\0" + "WM_NORMAL_HINTS\0" + "WM_SIZE_HINTS\0" + "WM_ZOOM_HINTS\0" + "MIN_SPACE\0" + "NORM_SPACE\0" + "MAX_SPACE\0" + "END_SPACE\0" + "SUPERSCRIPT_X\0" + "SUPERSCRIPT_Y\0" + "SUBSCRIPT_X\0" + "SUBSCRIPT_Y\0" + "UNDERLINE_POSITION\0" + "UNDERLINE_THICKNESS\0" + "STRIKEOUT_ASCENT\0" + "STRIKEOUT_DESCENT\0" + "ITALIC_ANGLE\0" + "X_HEIGHT\0" + "QUAD_WIDTH\0" + "WEIGHT\0" + "POINT_SIZE\0" + "RESOLUTION\0" + "COPYRIGHT\0" + "NOTICE\0" + "FONT_NAME\0" + "FAMILY_NAME\0" + "FULL_NAME\0" + "CAP_HEIGHT\0" + "WM_CLASS\0" + "WM_TRANSIENT_FOR\0" + /* Below here, these are our additions. Increment N_CUSTOM_PREDEFINED + * if you add any. + */ + "CLIPBOARD\0" /* = 69 */ +; + +static const gint xatoms_offset[] = { + 0, 1, 9, 19, 23, 28, 35, 44, 53, 60, 72, 84, + 96, 108, 120, 132, 144, 156, 165, 170, 178, 185, 189, 201, + 218, 232, 245, 258, 274, 287, 301, 313, 320, 329, 336, 347, + 356, 374, 387, 400, 408, 424, 438, 452, 462, 473, 483, 493, + 507, 521, 533, 545, 564, 584, 601, 619, 632, 641, 652, 659, + 670, 681, 691, 698, 708, 720, 730, 741, 750, 767 +}; + +#define N_CUSTOM_PREDEFINED 1 + +#define ATOM_TO_INDEX(atom) (GPOINTER_TO_UINT(atom)) +#define INDEX_TO_ATOM(atom) ((GdkAtom)GUINT_TO_POINTER(atom)) + +static void +insert_atom_pair (GdkDisplay *display, + GdkAtom virtual_atom, + Atom xatom) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + if (!display_x11->atom_from_virtual) + { + display_x11->atom_from_virtual = g_hash_table_new (g_direct_hash, NULL); + display_x11->atom_to_virtual = g_hash_table_new (g_direct_hash, NULL); + } + + g_hash_table_insert (display_x11->atom_from_virtual, + GDK_ATOM_TO_POINTER (virtual_atom), + GUINT_TO_POINTER (xatom)); + g_hash_table_insert (display_x11->atom_to_virtual, + GUINT_TO_POINTER (xatom), + GDK_ATOM_TO_POINTER (virtual_atom)); +} + +static Atom +lookup_cached_xatom (GdkDisplay *display, + GdkAtom atom) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + if (ATOM_TO_INDEX (atom) < G_N_ELEMENTS (xatoms_offset) - N_CUSTOM_PREDEFINED) + return ATOM_TO_INDEX (atom); + + if (display_x11->atom_from_virtual) + return GPOINTER_TO_UINT (g_hash_table_lookup (display_x11->atom_from_virtual, + GDK_ATOM_TO_POINTER (atom))); + + return None; +} + +/** + * gdk_x11_atom_to_xatom_for_display: + * @display: A #GdkDisplay + * @atom: A #GdkAtom, or %GDK_NONE + * + * Converts from a #GdkAtom to the X atom for a #GdkDisplay + * with the same string value. The special value %GDK_NONE + * is converted to %None. + * + * Return value: the X atom corresponding to @atom, or %None + * + * Since: 2.2 + **/ +Atom +gdk_x11_atom_to_xatom_for_display (GdkDisplay *display, + GdkAtom atom) +{ + Atom xatom = None; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), None); + + if (atom == GDK_NONE) + return None; + + if (display->closed) + return None; + + xatom = lookup_cached_xatom (display, atom); + + if (!xatom) + { + char *name; + + g_return_val_if_fail (ATOM_TO_INDEX (atom) < virtual_atom_array->len, None); + + name = g_ptr_array_index (virtual_atom_array, ATOM_TO_INDEX (atom)); + + xatom = XInternAtom (GDK_DISPLAY_XDISPLAY (display), name, FALSE); + insert_atom_pair (display, atom, xatom); + } + + return xatom; +} + +void +_gdk_x11_precache_atoms (GdkDisplay *display, + const gchar * const *atom_names, + gint n_atoms) +{ + Atom *xatoms; + GdkAtom *atoms; + const gchar **xatom_names; + gint n_xatoms; + gint i; + + xatoms = g_new (Atom, n_atoms); + xatom_names = g_new (const gchar *, n_atoms); + atoms = g_new (GdkAtom, n_atoms); + + n_xatoms = 0; + for (i = 0; i < n_atoms; i++) + { + GdkAtom atom = gdk_atom_intern_static_string (atom_names[i]); + if (lookup_cached_xatom (display, atom) == None) + { + atoms[n_xatoms] = atom; + xatom_names[n_xatoms] = atom_names[i]; + n_xatoms++; + } + } + + if (n_xatoms) + { +#ifdef HAVE_XINTERNATOMS + XInternAtoms (GDK_DISPLAY_XDISPLAY (display), + (char **)xatom_names, n_xatoms, False, xatoms); +#else + for (i = 0; i < n_xatoms; i++) + xatoms[i] = XInternAtom (GDK_DISPLAY_XDISPLAY (display), + xatom_names[i], False); +#endif + } + + for (i = 0; i < n_xatoms; i++) + insert_atom_pair (display, atoms[i], xatoms[i]); + + g_free (xatoms); + g_free (xatom_names); + g_free (atoms); +} + +/** + * gdk_x11_atom_to_xatom: + * @atom: A #GdkAtom + * + * Converts from a #GdkAtom to the X atom for the default GDK display + * with the same string value. + * + * Return value: the X atom corresponding to @atom. + **/ +Atom +gdk_x11_atom_to_xatom (GdkAtom atom) +{ + return gdk_x11_atom_to_xatom_for_display (gdk_display_get_default (), atom); +} + +/** + * gdk_x11_xatom_to_atom_for_display: + * @display: A #GdkDisplay + * @xatom: an X atom + * + * Convert from an X atom for a #GdkDisplay to the corresponding + * #GdkAtom. + * + * Return value: the corresponding #GdkAtom. + * + * Since: 2.2 + **/ +GdkAtom +gdk_x11_xatom_to_atom_for_display (GdkDisplay *display, + Atom xatom) +{ + GdkDisplayX11 *display_x11; + GdkAtom virtual_atom = GDK_NONE; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), GDK_NONE); + + if (xatom == None) + return GDK_NONE; + + if (display->closed) + return GDK_NONE; + + display_x11 = GDK_DISPLAY_X11 (display); + + if (xatom < G_N_ELEMENTS (xatoms_offset) - N_CUSTOM_PREDEFINED) + return INDEX_TO_ATOM (xatom); + + if (display_x11->atom_to_virtual) + virtual_atom = GDK_POINTER_TO_ATOM (g_hash_table_lookup (display_x11->atom_to_virtual, + GUINT_TO_POINTER (xatom))); + + if (!virtual_atom) + { + /* If this atom doesn't exist, we'll die with an X error unless + * we take precautions + */ + char *name; + gdk_error_trap_push (); + name = XGetAtomName (GDK_DISPLAY_XDISPLAY (display), xatom); + if (gdk_error_trap_pop ()) + { + g_warning (G_STRLOC " invalid X atom: %ld", xatom); + } + else + { + virtual_atom = gdk_atom_intern (name, FALSE); + XFree (name); + + insert_atom_pair (display, virtual_atom, xatom); + } + } + + return virtual_atom; +} + +/** + * gdk_x11_xatom_to_atom: + * @xatom: an X atom for the default GDK display + * + * Convert from an X atom for the default display to the corresponding + * #GdkAtom. + * + * Return value: the corresponding G#dkAtom. + **/ +GdkAtom +gdk_x11_xatom_to_atom (Atom xatom) +{ + return gdk_x11_xatom_to_atom_for_display (gdk_display_get_default (), xatom); +} + +static void +virtual_atom_check_init (void) +{ + if (!virtual_atom_hash) + { + gint i; + + virtual_atom_hash = g_hash_table_new (g_str_hash, g_str_equal); + virtual_atom_array = g_ptr_array_new (); + + for (i = 0; i < G_N_ELEMENTS (xatoms_offset); i++) + { + g_ptr_array_add (virtual_atom_array, (gchar *)(xatoms_string + xatoms_offset[i])); + g_hash_table_insert (virtual_atom_hash, (gchar *)(xatoms_string + xatoms_offset[i]), + GUINT_TO_POINTER (i)); + } + } +} + +static GdkAtom +intern_atom (const gchar *atom_name, + gboolean dup) +{ + GdkAtom result; + + virtual_atom_check_init (); + + result = GDK_POINTER_TO_ATOM (g_hash_table_lookup (virtual_atom_hash, atom_name)); + if (!result) + { + result = INDEX_TO_ATOM (virtual_atom_array->len); + + g_ptr_array_add (virtual_atom_array, dup ? g_strdup (atom_name) : (gchar *)atom_name); + g_hash_table_insert (virtual_atom_hash, + g_ptr_array_index (virtual_atom_array, + ATOM_TO_INDEX (result)), + GDK_ATOM_TO_POINTER (result)); + } + + return result; +} + +GdkAtom +gdk_atom_intern (const gchar *atom_name, + gboolean only_if_exists) +{ + return intern_atom (atom_name, TRUE); +} + +/** + * gdk_atom_intern_static_string: + * @atom_name: a static string + * + * Finds or creates an atom corresponding to a given string. + * + * Note that this function is identical to gdk_atom_intern() except + * that if a new #GdkAtom is created the string itself is used rather + * than a copy. This saves memory, but can only be used if the string + * will <emphasis>always</emphasis> exist. It can be used with statically + * allocated strings in the main program, but not with statically + * allocated memory in dynamically loaded modules, if you expect to + * ever unload the module again (e.g. do not use this function in + * GTK+ theme engines). + * + * Returns: the atom corresponding to @atom_name + * + * Since: 2.10 + */ +GdkAtom +gdk_atom_intern_static_string (const gchar *atom_name) +{ + return intern_atom (atom_name, FALSE); +} + +static G_CONST_RETURN char * +get_atom_name (GdkAtom atom) +{ + virtual_atom_check_init (); + + if (ATOM_TO_INDEX (atom) < virtual_atom_array->len) + return g_ptr_array_index (virtual_atom_array, ATOM_TO_INDEX (atom)); + else + return NULL; +} + +gchar * +gdk_atom_name (GdkAtom atom) +{ + return g_strdup (get_atom_name (atom)); +} + +/** + * gdk_x11_get_xatom_by_name_for_display: + * @display: a #GdkDisplay + * @atom_name: a string + * + * Returns the X atom for a #GdkDisplay corresponding to @atom_name. + * This function caches the result, so if called repeatedly it is much + * faster than XInternAtom(), which is a round trip to the server each time. + * + * Return value: a X atom for a #GdkDisplay + * + * Since: 2.2 + **/ +Atom +gdk_x11_get_xatom_by_name_for_display (GdkDisplay *display, + const gchar *atom_name) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), None); + return gdk_x11_atom_to_xatom_for_display (display, + gdk_atom_intern (atom_name, FALSE)); +} + +/** + * gdk_x11_get_xatom_by_name: + * @atom_name: a string + * + * Returns the X atom for GDK's default display corresponding to @atom_name. + * This function caches the result, so if called repeatedly it is much + * faster than XInternAtom(), which is a round trip to the server each time. + * + * Return value: a X atom for GDK's default display. + **/ +Atom +gdk_x11_get_xatom_by_name (const gchar *atom_name) +{ + return gdk_x11_get_xatom_by_name_for_display (gdk_display_get_default (), + atom_name); +} + +/** + * gdk_x11_get_xatom_name_for_display: + * @display: the #GdkDisplay where @xatom is defined + * @xatom: an X atom + * + * Returns the name of an X atom for its display. This + * function is meant mainly for debugging, so for convenience, unlike + * XAtomName() and gdk_atom_name(), the result doesn't need to + * be freed. + * + * Return value: name of the X atom; this string is owned by GDK, + * so it shouldn't be modifed or freed. + * + * Since: 2.2 + **/ +G_CONST_RETURN gchar * +gdk_x11_get_xatom_name_for_display (GdkDisplay *display, + Atom xatom) +{ + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + return get_atom_name (gdk_x11_xatom_to_atom_for_display (display, xatom)); +} + +/** + * gdk_x11_get_xatom_name: + * @xatom: an X atom for GDK's default display + * + * Returns the name of an X atom for GDK's default display. This + * function is meant mainly for debugging, so for convenience, unlike + * <function>XAtomName()</function> and gdk_atom_name(), the result + * doesn't need to be freed. Also, this function will never return %NULL, + * even if @xatom is invalid. + * + * Return value: name of the X atom; this string is owned by GTK+, + * so it shouldn't be modifed or freed. + **/ +G_CONST_RETURN gchar * +gdk_x11_get_xatom_name (Atom xatom) +{ + return get_atom_name (gdk_x11_xatom_to_atom (xatom)); +} + +gboolean +gdk_property_get (GdkWindow *window, + GdkAtom property, + GdkAtom type, + gulong offset, + gulong length, + gint pdelete, + GdkAtom *actual_property_type, + gint *actual_format_type, + gint *actual_length, + guchar **data) +{ + GdkDisplay *display; + Atom ret_prop_type; + gint ret_format; + gulong ret_nitems; + gulong ret_bytes_after; + gulong get_length; + gulong ret_length; + guchar *ret_data; + Atom xproperty; + Atom xtype; + int res; + + g_return_val_if_fail (!window || GDK_WINDOW_IS_X11 (window), FALSE); + + if (!window) + { + GdkScreen *screen = gdk_screen_get_default (); + window = gdk_screen_get_root_window (screen); + + GDK_NOTE (MULTIHEAD, g_message ("gdk_property_get(): window is NULL\n")); + } + else if (!GDK_WINDOW_IS_X11 (window)) + return FALSE; + + if (GDK_WINDOW_DESTROYED (window)) + return FALSE; + + display = gdk_window_get_display (window); + xproperty = gdk_x11_atom_to_xatom_for_display (display, property); + if (type == GDK_NONE) + xtype = AnyPropertyType; + else + xtype = gdk_x11_atom_to_xatom_for_display (display, type); + + ret_data = NULL; + + /* + * Round up length to next 4 byte value. Some code is in the (bad?) + * habit of passing G_MAXLONG as the length argument, causing an + * overflow to negative on the add. In this case, we clamp the + * value to G_MAXLONG. + */ + get_length = length + 3; + if (get_length > G_MAXLONG) + get_length = G_MAXLONG; + + /* To fail, either the user passed 0 or G_MAXULONG */ + get_length = get_length / 4; + if (get_length == 0) + { + g_warning ("gdk_propery-get(): invalid length 0"); + return FALSE; + } + + res = XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XWINDOW (window), xproperty, + offset, get_length, pdelete, + xtype, &ret_prop_type, &ret_format, + &ret_nitems, &ret_bytes_after, + &ret_data); + + if (res != Success || (ret_prop_type == None && ret_format == 0)) + { + return FALSE; + } + + if (actual_property_type) + *actual_property_type = gdk_x11_xatom_to_atom_for_display (display, ret_prop_type); + if (actual_format_type) + *actual_format_type = ret_format; + + if ((xtype != AnyPropertyType) && (ret_prop_type != xtype)) + { + XFree (ret_data); + g_warning ("Couldn't match property type %s to %s\n", + gdk_x11_get_xatom_name_for_display (display, ret_prop_type), + gdk_x11_get_xatom_name_for_display (display, xtype)); + return FALSE; + } + + /* FIXME: ignoring bytes_after could have very bad effects */ + + if (data) + { + if (ret_prop_type == XA_ATOM || + ret_prop_type == gdk_x11_get_xatom_by_name_for_display (display, "ATOM_PAIR")) + { + /* + * data is an array of X atom, we need to convert it + * to an array of GDK Atoms + */ + gint i; + GdkAtom *ret_atoms = g_new (GdkAtom, ret_nitems); + Atom *xatoms = (Atom *)ret_data; + + *data = (guchar *)ret_atoms; + + for (i = 0; i < ret_nitems; i++) + ret_atoms[i] = gdk_x11_xatom_to_atom_for_display (display, xatoms[i]); + + if (actual_length) + *actual_length = ret_nitems * sizeof (GdkAtom); + } + else + { + switch (ret_format) + { + case 8: + ret_length = ret_nitems; + break; + case 16: + ret_length = sizeof(short) * ret_nitems; + break; + case 32: + ret_length = sizeof(long) * ret_nitems; + break; + default: + g_warning ("unknown property return format: %d", ret_format); + XFree (ret_data); + return FALSE; + } + + *data = g_new (guchar, ret_length); + memcpy (*data, ret_data, ret_length); + if (actual_length) + *actual_length = ret_length; + } + } + + XFree (ret_data); + + return TRUE; +} + +void +gdk_property_change (GdkWindow *window, + GdkAtom property, + GdkAtom type, + gint format, + GdkPropMode mode, + const guchar *data, + gint nelements) +{ + GdkDisplay *display; + Window xwindow; + Atom xproperty; + Atom xtype; + + g_return_if_fail (!window || GDK_WINDOW_IS_X11 (window)); + + if (!window) + { + GdkScreen *screen; + + screen = gdk_screen_get_default (); + window = gdk_screen_get_root_window (screen); + + GDK_NOTE (MULTIHEAD, g_message ("gdk_property_change(): window is NULL\n")); + } + else if (!GDK_WINDOW_IS_X11 (window)) + return; + + if (GDK_WINDOW_DESTROYED (window)) + return; + + gdk_window_ensure_native (window); + + display = gdk_window_get_display (window); + xproperty = gdk_x11_atom_to_xatom_for_display (display, property); + xtype = gdk_x11_atom_to_xatom_for_display (display, type); + xwindow = GDK_WINDOW_XID (window); + + if (xtype == XA_ATOM || + xtype == gdk_x11_get_xatom_by_name_for_display (display, "ATOM_PAIR")) + { + /* + * data is an array of GdkAtom, we need to convert it + * to an array of X Atoms + */ + gint i; + GdkAtom *atoms = (GdkAtom*) data; + Atom *xatoms; + + xatoms = g_new (Atom, nelements); + for (i = 0; i < nelements; i++) + xatoms[i] = gdk_x11_atom_to_xatom_for_display (display, atoms[i]); + + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), xwindow, + xproperty, xtype, + format, mode, (guchar *)xatoms, nelements); + g_free (xatoms); + } + else + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), xwindow, xproperty, + xtype, format, mode, (guchar *)data, nelements); +} + +void +gdk_property_delete (GdkWindow *window, + GdkAtom property) +{ + g_return_if_fail (!window || GDK_WINDOW_IS_X11 (window)); + + if (!window) + { + GdkScreen *screen = gdk_screen_get_default (); + window = gdk_screen_get_root_window (screen); + + GDK_NOTE (MULTIHEAD, + g_message ("gdk_property_delete(): window is NULL\n")); + } + else if (!GDK_WINDOW_IS_X11 (window)) + return; + + if (GDK_WINDOW_DESTROYED (window)) + return; + + XDeleteProperty (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XWINDOW (window), + gdk_x11_atom_to_xatom_for_display (GDK_WINDOW_DISPLAY (window), + property)); +} diff --git a/gdk/broadway/gdkscreen-broadway.c b/gdk/broadway/gdkscreen-broadway.c new file mode 100644 index 0000000000..9bb2259b89 --- /dev/null +++ b/gdk/broadway/gdkscreen-broadway.c @@ -0,0 +1,2003 @@ + /* + * gdkscreen-broadway.c + * + * Copyright 2001 Sun Microsystems Inc. + * + * Erwann Chenede <erwann.chenede@sun.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "gdkscreen-broadway.h" + +#include "gdkscreen.h" +#include "gdkdisplay.h" +#include "gdkdisplay-broadway.h" +#include "gdkx.h" + +#include <glib.h> + +#include <stdlib.h> +#include <string.h> + +#include <X11/Xatom.h> + +#ifdef HAVE_SOLARIS_XINERAMA +#include <X11/extensions/xinerama.h> +#endif +#ifdef HAVE_XFREE_XINERAMA +#include <X11/extensions/Xinerama.h> +#endif + +#ifdef HAVE_RANDR +#include <X11/extensions/Xrandr.h> +#endif + +#ifdef HAVE_XFIXES +#include <X11/extensions/Xfixes.h> +#endif + +#include "gdksettings.c" + +static void gdk_screen_x11_dispose (GObject *object); +static void gdk_screen_x11_finalize (GObject *object); +static void init_randr_support (GdkScreen *screen); +static void deinit_multihead (GdkScreen *screen); + +enum +{ + WINDOW_MANAGER_CHANGED, + LAST_SIGNAL +}; + +static guint signals[LAST_SIGNAL] = { 0 }; + +G_DEFINE_TYPE (GdkScreenX11, _gdk_screen_x11, GDK_TYPE_SCREEN) + +typedef struct _NetWmSupportedAtoms NetWmSupportedAtoms; + +struct _NetWmSupportedAtoms +{ + Atom *atoms; + gulong n_atoms; +}; + +struct _GdkX11Monitor +{ + GdkRectangle geometry; + XID output; + int width_mm; + int height_mm; + char * output_name; + char * manufacturer; +}; + +static void +_gdk_screen_x11_class_init (GdkScreenX11Class *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->dispose = gdk_screen_x11_dispose; + object_class->finalize = gdk_screen_x11_finalize; + + signals[WINDOW_MANAGER_CHANGED] = + g_signal_new (g_intern_static_string ("window_manager_changed"), + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (GdkScreenX11Class, window_manager_changed), + NULL, NULL, + g_cclosure_marshal_VOID__VOID, + G_TYPE_NONE, + 0); +} + +static void +_gdk_screen_x11_init (GdkScreenX11 *screen) +{ +} + +/** + * gdk_screen_get_display: + * @screen: a #GdkScreen + * + * Gets the display to which the @screen belongs. + * + * Returns: the display to which @screen belongs + * + * Since: 2.2 + **/ +GdkDisplay * +gdk_screen_get_display (GdkScreen *screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + + return GDK_SCREEN_X11 (screen)->display; +} +/** + * gdk_screen_get_width: + * @screen: a #GdkScreen + * + * Gets the width of @screen in pixels + * + * Returns: the width of @screen in pixels. + * + * Since: 2.2 + **/ +gint +gdk_screen_get_width (GdkScreen *screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), 0); + + return WidthOfScreen (GDK_SCREEN_X11 (screen)->xscreen); +} + +/** + * gdk_screen_get_height: + * @screen: a #GdkScreen + * + * Gets the height of @screen in pixels + * + * Returns: the height of @screen in pixels. + * + * Since: 2.2 + **/ +gint +gdk_screen_get_height (GdkScreen *screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), 0); + + return HeightOfScreen (GDK_SCREEN_X11 (screen)->xscreen); +} + +/** + * gdk_screen_get_width_mm: + * @screen: a #GdkScreen + * + * Gets the width of @screen in millimeters. + * Note that on some X servers this value will not be correct. + * + * Returns: the width of @screen in millimeters. + * + * Since: 2.2 + **/ +gint +gdk_screen_get_width_mm (GdkScreen *screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), 0); + + return WidthMMOfScreen (GDK_SCREEN_X11 (screen)->xscreen); +} + +/** + * gdk_screen_get_height_mm: + * @screen: a #GdkScreen + * + * Returns the height of @screen in millimeters. + * Note that on some X servers this value will not be correct. + * + * Returns: the heigth of @screen in millimeters. + * + * Since: 2.2 + **/ +gint +gdk_screen_get_height_mm (GdkScreen *screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), 0); + + return HeightMMOfScreen (GDK_SCREEN_X11 (screen)->xscreen); +} + +/** + * gdk_screen_get_number: + * @screen: a #GdkScreen + * + * Gets the index of @screen among the screens in the display + * to which it belongs. (See gdk_screen_get_display()) + * + * Returns: the index + * + * Since: 2.2 + **/ +gint +gdk_screen_get_number (GdkScreen *screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), 0); + + return GDK_SCREEN_X11 (screen)->screen_num; +} + +/** + * gdk_screen_get_root_window: + * @screen: a #GdkScreen + * + * Gets the root window of @screen. + * + * Returns: (transfer none): the root window + * + * Since: 2.2 + **/ +GdkWindow * +gdk_screen_get_root_window (GdkScreen *screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + + return GDK_SCREEN_X11 (screen)->root_window; +} + +static void +_gdk_screen_x11_events_uninit (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + if (screen_x11->xsettings_client) + { + xsettings_client_destroy (screen_x11->xsettings_client); + screen_x11->xsettings_client = NULL; + } +} + +static void +gdk_screen_x11_dispose (GObject *object) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (object); + int i; + + for (i = 0; i < 32; ++i) + { + if (screen_x11->subwindow_gcs[i]) + { + XFreeGC (screen_x11->xdisplay, screen_x11->subwindow_gcs[i]); + screen_x11->subwindow_gcs[i] = 0; + } + } + + _gdk_screen_x11_events_uninit (GDK_SCREEN (object)); + + if (screen_x11->root_window) + _gdk_window_destroy (screen_x11->root_window, TRUE); + + G_OBJECT_CLASS (_gdk_screen_x11_parent_class)->dispose (object); + + screen_x11->xdisplay = NULL; + screen_x11->xscreen = NULL; + screen_x11->screen_num = -1; + screen_x11->xroot_window = None; + screen_x11->wmspec_check_window = None; +} + +static void +gdk_screen_x11_finalize (GObject *object) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (object); + gint i; + + if (screen_x11->root_window) + g_object_unref (screen_x11->root_window); + + /* Visual Part */ + for (i = 0; i < screen_x11->nvisuals; i++) + g_object_unref (screen_x11->visuals[i]); + g_free (screen_x11->visuals); + g_hash_table_destroy (screen_x11->visual_hash); + + g_free (screen_x11->window_manager_name); + + deinit_multihead (GDK_SCREEN (object)); + + G_OBJECT_CLASS (_gdk_screen_x11_parent_class)->finalize (object); +} + +/** + * gdk_screen_get_n_monitors: + * @screen: a #GdkScreen + * + * Returns the number of monitors which @screen consists of. + * + * Returns: number of monitors which @screen consists of + * + * Since: 2.2 + */ +gint +gdk_screen_get_n_monitors (GdkScreen *screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), 0); + + return GDK_SCREEN_X11 (screen)->n_monitors; +} + +/** + * gdk_screen_get_primary_monitor: + * @screen: a #GdkScreen. + * + * Gets the primary monitor for @screen. The primary monitor + * is considered the monitor where the 'main desktop' lives. + * While normal application windows typically allow the window + * manager to place the windows, specialized desktop applications + * such as panels should place themselves on the primary monitor. + * + * If no primary monitor is configured by the user, the return value + * will be 0, defaulting to the first monitor. + * + * Returns: An integer index for the primary monitor, or 0 if none is configured. + * + * Since: 2.20 + */ +gint +gdk_screen_get_primary_monitor (GdkScreen *screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), 0); + + return GDK_SCREEN_X11 (screen)->primary_monitor; +} + +/** + * gdk_screen_get_monitor_width_mm: + * @screen: a #GdkScreen + * @monitor_num: number of the monitor, between 0 and gdk_screen_get_n_monitors (screen) + * + * Gets the width in millimeters of the specified monitor, if available. + * + * Returns: the width of the monitor, or -1 if not available + * + * Since: 2.14 + */ +gint +gdk_screen_get_monitor_width_mm (GdkScreen *screen, + gint monitor_num) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + g_return_val_if_fail (GDK_IS_SCREEN (screen), -1); + g_return_val_if_fail (monitor_num >= 0, -1); + g_return_val_if_fail (monitor_num < screen_x11->n_monitors, -1); + + return screen_x11->monitors[monitor_num].width_mm; +} + +/** + * gdk_screen_get_monitor_height_mm: + * @screen: a #GdkScreen + * @monitor_num: number of the monitor, between 0 and gdk_screen_get_n_monitors (screen) + * + * Gets the height in millimeters of the specified monitor. + * + * Returns: the height of the monitor, or -1 if not available + * + * Since: 2.14 + */ +gint +gdk_screen_get_monitor_height_mm (GdkScreen *screen, + gint monitor_num) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + g_return_val_if_fail (GDK_IS_SCREEN (screen), -1); + g_return_val_if_fail (monitor_num >= 0, -1); + g_return_val_if_fail (monitor_num < screen_x11->n_monitors, -1); + + return screen_x11->monitors[monitor_num].height_mm; +} + +/** + * gdk_screen_get_monitor_plug_name: + * @screen: a #GdkScreen + * @monitor_num: number of the monitor, between 0 and gdk_screen_get_n_monitors (screen) + * + * Returns the output name of the specified monitor. + * Usually something like VGA, DVI, or TV, not the actual + * product name of the display device. + * + * Returns: a newly-allocated string containing the name of the monitor, + * or %NULL if the name cannot be determined + * + * Since: 2.14 + */ +gchar * +gdk_screen_get_monitor_plug_name (GdkScreen *screen, + gint monitor_num) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + g_return_val_if_fail (monitor_num >= 0, NULL); + g_return_val_if_fail (monitor_num < screen_x11->n_monitors, NULL); + + return g_strdup (screen_x11->monitors[monitor_num].output_name); +} + +/** + * gdk_x11_screen_get_monitor_output: + * @screen: a #GdkScreen + * @monitor_num: number of the monitor, between 0 and gdk_screen_get_n_monitors (screen) + * + * Gets the XID of the specified output/monitor. + * If the X server does not support version 1.2 of the RANDR + * extension, 0 is returned. + * + * Returns: the XID of the monitor + * + * Since: 2.14 + */ +XID +gdk_x11_screen_get_monitor_output (GdkScreen *screen, + gint monitor_num) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + g_return_val_if_fail (GDK_IS_SCREEN (screen), None); + g_return_val_if_fail (monitor_num >= 0, None); + g_return_val_if_fail (monitor_num < screen_x11->n_monitors, None); + + return screen_x11->monitors[monitor_num].output; +} + +/** + * gdk_screen_get_monitor_geometry: + * @screen: a #GdkScreen + * @monitor_num: the monitor number, between 0 and gdk_screen_get_n_monitors (screen) + * @dest: a #GdkRectangle to be filled with the monitor geometry + * + * Retrieves the #GdkRectangle representing the size and position of + * the individual monitor within the entire screen area. + * + * Note that the size of the entire screen area can be retrieved via + * gdk_screen_get_width() and gdk_screen_get_height(). + * + * Since: 2.2 + */ +void +gdk_screen_get_monitor_geometry (GdkScreen *screen, + gint monitor_num, + GdkRectangle *dest) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + g_return_if_fail (GDK_IS_SCREEN (screen)); + g_return_if_fail (monitor_num >= 0); + g_return_if_fail (monitor_num < screen_x11->n_monitors); + + if (dest) + *dest = screen_x11->monitors[monitor_num].geometry; +} + +/** + * gdk_screen_get_rgba_visual: + * @screen: a #GdkScreen + * + * Gets a visual to use for creating windows with an alpha channel. + * The windowing system on which GTK+ is running + * may not support this capability, in which case %NULL will + * be returned. Even if a non-%NULL value is returned, its + * possible that the window's alpha channel won't be honored + * when displaying the window on the screen: in particular, for + * X an appropriate windowing manager and compositing manager + * must be running to provide appropriate display. + * + * This functionality is not implemented in the Windows backend. + * + * For setting an overall opacity for a top-level window, see + * gdk_window_set_opacity(). + * + * Return value: (transfer none): a visual to use for windows with an + * alpha channel or %NULL if the capability is not available. + * + * Since: 2.8 + **/ +GdkVisual * +gdk_screen_get_rgba_visual (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + + screen_x11 = GDK_SCREEN_X11 (screen); + + return screen_x11->rgba_visual; +} + +/** + * gdk_x11_screen_get_xscreen: + * @screen: a #GdkScreen. + * @returns: (transfer none): an Xlib <type>Screen*</type> + * + * Returns the screen of a #GdkScreen. + * + * Since: 2.2 + */ +Screen * +gdk_x11_screen_get_xscreen (GdkScreen *screen) +{ + return GDK_SCREEN_X11 (screen)->xscreen; +} + +/** + * gdk_x11_screen_get_screen_number: + * @screen: a #GdkScreen. + * @returns: the position of @screen among the screens of + * its display. + * + * Returns the index of a #GdkScreen. + * + * Since: 2.2 + */ +int +gdk_x11_screen_get_screen_number (GdkScreen *screen) +{ + return GDK_SCREEN_X11 (screen)->screen_num; +} + +static gboolean +check_is_composited (GdkDisplay *display, + GdkScreenX11 *screen_x11) +{ + Atom xselection = gdk_x11_atom_to_xatom_for_display (display, screen_x11->cm_selection_atom); + Window xwindow; + + xwindow = XGetSelectionOwner (GDK_DISPLAY_XDISPLAY (display), xselection); + + return xwindow != None; +} + +static GdkAtom +make_cm_atom (int screen_number) +{ + gchar *name = g_strdup_printf ("_NET_WM_CM_S%d", screen_number); + GdkAtom atom = gdk_atom_intern (name, FALSE); + g_free (name); + return atom; +} + +static void +init_monitor_geometry (GdkX11Monitor *monitor, + int x, int y, int width, int height) +{ + monitor->geometry.x = x; + monitor->geometry.y = y; + monitor->geometry.width = width; + monitor->geometry.height = height; + + monitor->output = None; + monitor->width_mm = -1; + monitor->height_mm = -1; + monitor->output_name = NULL; + monitor->manufacturer = NULL; +} + +static gboolean +init_fake_xinerama (GdkScreen *screen) +{ +#ifdef G_ENABLE_DEBUG + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + XSetWindowAttributes atts; + Window win; + gint w, h; + + if (!(_gdk_debug_flags & GDK_DEBUG_XINERAMA)) + return FALSE; + + /* Fake Xinerama mode by splitting the screen into 4 monitors. + * Also draw a little cross to make the monitor boundaries visible. + */ + w = WidthOfScreen (screen_x11->xscreen); + h = HeightOfScreen (screen_x11->xscreen); + + screen_x11->n_monitors = 4; + screen_x11->monitors = g_new0 (GdkX11Monitor, 4); + init_monitor_geometry (&screen_x11->monitors[0], 0, 0, w / 2, h / 2); + init_monitor_geometry (&screen_x11->monitors[1], w / 2, 0, w / 2, h / 2); + init_monitor_geometry (&screen_x11->monitors[2], 0, h / 2, w / 2, h / 2); + init_monitor_geometry (&screen_x11->monitors[3], w / 2, h / 2, w / 2, h / 2); + + atts.override_redirect = 1; + atts.background_pixel = WhitePixel(GDK_SCREEN_XDISPLAY (screen), + screen_x11->screen_num); + win = XCreateWindow(GDK_SCREEN_XDISPLAY (screen), + screen_x11->xroot_window, 0, h / 2, w, 1, 0, + DefaultDepth(GDK_SCREEN_XDISPLAY (screen), + screen_x11->screen_num), + InputOutput, + DefaultVisual(GDK_SCREEN_XDISPLAY (screen), + screen_x11->screen_num), + CWOverrideRedirect|CWBackPixel, + &atts); + XMapRaised(GDK_SCREEN_XDISPLAY (screen), win); + win = XCreateWindow(GDK_SCREEN_XDISPLAY (screen), + screen_x11->xroot_window, w/2 , 0, 1, h, 0, + DefaultDepth(GDK_SCREEN_XDISPLAY (screen), + screen_x11->screen_num), + InputOutput, + DefaultVisual(GDK_SCREEN_XDISPLAY (screen), + screen_x11->screen_num), + CWOverrideRedirect|CWBackPixel, + &atts); + XMapRaised(GDK_SCREEN_XDISPLAY (screen), win); + return TRUE; +#endif + + return FALSE; +} + +static void +free_monitors (GdkX11Monitor *monitors, + gint n_monitors) +{ + int i; + + for (i = 0; i < n_monitors; ++i) + { + g_free (monitors[i].output_name); + g_free (monitors[i].manufacturer); + } + + g_free (monitors); +} + +#ifdef HAVE_RANDR +static int +monitor_compare_function (GdkX11Monitor *monitor1, + GdkX11Monitor *monitor2) +{ + /* Sort the leftmost/topmost monitors first. + * For "cloned" monitors, sort the bigger ones first + * (giving preference to taller monitors over wider + * monitors) + */ + + if (monitor1->geometry.x != monitor2->geometry.x) + return monitor1->geometry.x - monitor2->geometry.x; + + if (monitor1->geometry.y != monitor2->geometry.y) + return monitor1->geometry.y - monitor2->geometry.y; + + if (monitor1->geometry.height != monitor2->geometry.height) + return - (monitor1->geometry.height - monitor2->geometry.height); + + if (monitor1->geometry.width != monitor2->geometry.width) + return - (monitor1->geometry.width - monitor2->geometry.width); + + return 0; +} +#endif + +static gboolean +init_randr13 (GdkScreen *screen) +{ +#ifdef HAVE_RANDR + GdkDisplay *display = gdk_screen_get_display (screen); + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + Display *dpy = GDK_SCREEN_XDISPLAY (screen); + XRRScreenResources *resources; + RROutput primary_output; + RROutput first_output = None; + int i; + GArray *monitors; + gboolean randr12_compat = FALSE; + + if (!display_x11->have_randr13) + return FALSE; + + resources = XRRGetScreenResourcesCurrent (screen_x11->xdisplay, + screen_x11->xroot_window); + if (!resources) + return FALSE; + + monitors = g_array_sized_new (FALSE, TRUE, sizeof (GdkX11Monitor), + resources->noutput); + + for (i = 0; i < resources->noutput; ++i) + { + XRROutputInfo *output = + XRRGetOutputInfo (dpy, resources, resources->outputs[i]); + + /* Non RandR1.2 X driver have output name "default" */ + randr12_compat |= !g_strcmp0 (output->name, "default"); + + if (output->connection == RR_Disconnected) + { + XRRFreeOutputInfo (output); + continue; + } + + if (output->crtc) + { + GdkX11Monitor monitor; + XRRCrtcInfo *crtc = XRRGetCrtcInfo (dpy, resources, output->crtc); + + monitor.geometry.x = crtc->x; + monitor.geometry.y = crtc->y; + monitor.geometry.width = crtc->width; + monitor.geometry.height = crtc->height; + + monitor.output = resources->outputs[i]; + monitor.width_mm = output->mm_width; + monitor.height_mm = output->mm_height; + monitor.output_name = g_strdup (output->name); + /* FIXME: need EDID parser */ + monitor.manufacturer = NULL; + + g_array_append_val (monitors, monitor); + + XRRFreeCrtcInfo (crtc); + } + + XRRFreeOutputInfo (output); + } + + if (resources->noutput > 0) + first_output = resources->outputs[0]; + + XRRFreeScreenResources (resources); + + /* non RandR 1.2 X driver doesn't return any usable multihead data */ + if (randr12_compat) + { + guint n_monitors = monitors->len; + + free_monitors ((GdkX11Monitor *)g_array_free (monitors, FALSE), + n_monitors); + + return FALSE; + } + + g_array_sort (monitors, + (GCompareFunc) monitor_compare_function); + screen_x11->n_monitors = monitors->len; + screen_x11->monitors = (GdkX11Monitor *)g_array_free (monitors, FALSE); + + screen_x11->primary_monitor = 0; + + primary_output = XRRGetOutputPrimary (screen_x11->xdisplay, + screen_x11->xroot_window); + + for (i = 0; i < screen_x11->n_monitors; ++i) + { + if (screen_x11->monitors[i].output == primary_output) + { + screen_x11->primary_monitor = i; + break; + } + + /* No RandR1.3+ available or no primary set, fall back to prefer LVDS as primary if present */ + if (primary_output == None && + g_ascii_strncasecmp (screen_x11->monitors[i].output_name, "LVDS", 4) == 0) + { + screen_x11->primary_monitor = i; + break; + } + + /* No primary specified and no LVDS found */ + if (screen_x11->monitors[i].output == first_output) + screen_x11->primary_monitor = i; + } + + return screen_x11->n_monitors > 0; +#endif + + return FALSE; +} + +static gboolean +init_solaris_xinerama (GdkScreen *screen) +{ +#ifdef HAVE_SOLARIS_XINERAMA + Display *dpy = GDK_SCREEN_XDISPLAY (screen); + int screen_no = gdk_screen_get_number (screen); + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + XRectangle monitors[MAXFRAMEBUFFERS]; + unsigned char hints[16]; + gint result; + int n_monitors; + int i; + + if (!XineramaGetState (dpy, screen_no)) + return FALSE; + + result = XineramaGetInfo (dpy, screen_no, monitors, hints, &n_monitors); + + /* Yes I know it should be Success but the current implementation + * returns the num of monitor + */ + if (result == 0) + { + return FALSE; + } + + screen_x11->monitors = g_new0 (GdkX11Monitor, n_monitors); + screen_x11->n_monitors = n_monitors; + + for (i = 0; i < n_monitors; i++) + { + init_monitor_geometry (&screen_x11->monitors[i], + monitors[i].x, monitors[i].y, + monitors[i].width, monitors[i].height); + } + + screen_x11->primary_monitor = 0; + + return TRUE; +#endif /* HAVE_SOLARIS_XINERAMA */ + + return FALSE; +} + +static gboolean +init_xfree_xinerama (GdkScreen *screen) +{ +#ifdef HAVE_XFREE_XINERAMA + Display *dpy = GDK_SCREEN_XDISPLAY (screen); + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + XineramaScreenInfo *monitors; + int i, n_monitors; + + if (!XineramaIsActive (dpy)) + return FALSE; + + monitors = XineramaQueryScreens (dpy, &n_monitors); + + if (n_monitors <= 0 || monitors == NULL) + { + /* If Xinerama doesn't think we have any monitors, try acting as + * though we had no Xinerama. If the "no monitors" condition + * is because XRandR 1.2 is currently switching between CRTCs, + * we'll be notified again when we have our monitor back, + * and can go back into Xinerama-ish mode at that point. + */ + if (monitors) + XFree (monitors); + + return FALSE; + } + + screen_x11->n_monitors = n_monitors; + screen_x11->monitors = g_new0 (GdkX11Monitor, n_monitors); + + for (i = 0; i < n_monitors; ++i) + { + init_monitor_geometry (&screen_x11->monitors[i], + monitors[i].x_org, monitors[i].y_org, + monitors[i].width, monitors[i].height); + } + + XFree (monitors); + + screen_x11->primary_monitor = 0; + + return TRUE; +#endif /* HAVE_XFREE_XINERAMA */ + + return FALSE; +} + +static void +deinit_multihead (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + free_monitors (screen_x11->monitors, screen_x11->n_monitors); + + screen_x11->n_monitors = 0; + screen_x11->monitors = NULL; +} + +static gboolean +compare_monitor (GdkX11Monitor *m1, + GdkX11Monitor *m2) +{ + if (m1->geometry.x != m2->geometry.x || + m1->geometry.y != m2->geometry.y || + m1->geometry.width != m2->geometry.width || + m1->geometry.height != m2->geometry.height) + return FALSE; + + if (m1->width_mm != m2->width_mm || + m1->height_mm != m2->height_mm) + return FALSE; + + if (g_strcmp0 (m1->output_name, m2->output_name) != 0) + return FALSE; + + if (g_strcmp0 (m1->manufacturer, m2->manufacturer) != 0) + return FALSE; + + return TRUE; +} + +static gboolean +compare_monitors (GdkX11Monitor *monitors1, gint n_monitors1, + GdkX11Monitor *monitors2, gint n_monitors2) +{ + gint i; + + if (n_monitors1 != n_monitors2) + return FALSE; + + for (i = 0; i < n_monitors1; i++) + { + if (!compare_monitor (monitors1 + i, monitors2 + i)) + return FALSE; + } + + return TRUE; +} + +static void +init_multihead (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + int opcode, firstevent, firsterror; + + /* There are four different implementations of multihead support: + * + * 1. Fake Xinerama for debugging purposes + * 2. RandR 1.2 + * 3. Solaris Xinerama + * 4. XFree86/Xorg Xinerama + * + * We use them in that order. + */ + if (init_fake_xinerama (screen)) + return; + + if (init_randr13 (screen)) + return; + + if (XQueryExtension (GDK_SCREEN_XDISPLAY (screen), "XINERAMA", + &opcode, &firstevent, &firsterror)) + { + if (init_solaris_xinerama (screen)) + return; + + if (init_xfree_xinerama (screen)) + return; + } + + /* No multihead support of any kind for this screen */ + screen_x11->n_monitors = 1; + screen_x11->monitors = g_new0 (GdkX11Monitor, 1); + screen_x11->primary_monitor = 0; + + init_monitor_geometry (screen_x11->monitors, 0, 0, + WidthOfScreen (screen_x11->xscreen), + HeightOfScreen (screen_x11->xscreen)); +} + +GdkScreen * +_gdk_x11_screen_new (GdkDisplay *display, + gint screen_number) +{ + GdkScreen *screen; + GdkScreenX11 *screen_x11; + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + screen = g_object_new (GDK_TYPE_SCREEN_X11, NULL); + + screen_x11 = GDK_SCREEN_X11 (screen); + screen_x11->display = display; + screen_x11->xdisplay = display_x11->xdisplay; + screen_x11->xscreen = ScreenOfDisplay (display_x11->xdisplay, screen_number); + screen_x11->screen_num = screen_number; + screen_x11->xroot_window = RootWindow (display_x11->xdisplay,screen_number); + screen_x11->wmspec_check_window = None; + /* we want this to be always non-null */ + screen_x11->window_manager_name = g_strdup ("unknown"); + + init_multihead (screen); + init_randr_support (screen); + + _gdk_visual_init (screen); + _gdk_windowing_window_init (screen); + + return screen; +} + +/* + * It is important that we first request the selection + * notification, and then setup the initial state of + * is_composited to avoid a race condition here. + */ +void +_gdk_x11_screen_setup (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + screen_x11->cm_selection_atom = make_cm_atom (screen_x11->screen_num); + gdk_display_request_selection_notification (screen_x11->display, + screen_x11->cm_selection_atom); + screen_x11->is_composited = check_is_composited (screen_x11->display, screen_x11); +} + +/** + * gdk_screen_is_composited: + * @screen: a #GdkScreen + * + * Returns whether windows with an RGBA visual can reasonably + * be expected to have their alpha channel drawn correctly on + * the screen. + * + * On X11 this function returns whether a compositing manager is + * compositing @screen. + * + * Return value: Whether windows with RGBA visuals can reasonably be + * expected to have their alpha channels drawn correctly on the screen. + * + * Since: 2.10 + **/ +gboolean +gdk_screen_is_composited (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE); + + screen_x11 = GDK_SCREEN_X11 (screen); + + return screen_x11->is_composited; +} + +static void +init_randr_support (GdkScreen * screen) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + XSelectInput (GDK_SCREEN_XDISPLAY (screen), + screen_x11->xroot_window, + StructureNotifyMask); + +#ifdef HAVE_RANDR + XRRSelectInput (GDK_SCREEN_XDISPLAY (screen), + screen_x11->xroot_window, + RRScreenChangeNotifyMask | + RRCrtcChangeNotifyMask | + RROutputPropertyNotifyMask); +#endif +} + +static void +process_monitors_change (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + gint n_monitors; + GdkX11Monitor *monitors; + gboolean changed; + + n_monitors = screen_x11->n_monitors; + monitors = screen_x11->monitors; + + screen_x11->n_monitors = 0; + screen_x11->monitors = NULL; + + init_multihead (screen); + + changed = !compare_monitors (monitors, n_monitors, + screen_x11->monitors, screen_x11->n_monitors); + + free_monitors (monitors, n_monitors); + + if (changed) + g_signal_emit_by_name (screen, "monitors-changed"); +} + +void +_gdk_x11_screen_size_changed (GdkScreen *screen, + XEvent *event) +{ + gint width, height; +#ifdef HAVE_RANDR + GdkDisplayX11 *display_x11; +#endif + + width = gdk_screen_get_width (screen); + height = gdk_screen_get_height (screen); + +#ifdef HAVE_RANDR + display_x11 = GDK_DISPLAY_X11 (gdk_screen_get_display (screen)); + + if (display_x11->have_randr13 && event->type == ConfigureNotify) + { + g_signal_emit_by_name (screen, "monitors-changed"); + return; + } + + XRRUpdateConfiguration (event); +#else + if (event->type == ConfigureNotify) + { + XConfigureEvent *rcevent = (XConfigureEvent *) event; + Screen *xscreen = gdk_x11_screen_get_xscreen (screen); + + xscreen->width = rcevent->width; + xscreen->height = rcevent->height; + } + else + return; +#endif + + process_monitors_change (screen); + + if (width != gdk_screen_get_width (screen) || + height != gdk_screen_get_height (screen)) + g_signal_emit_by_name (screen, "size-changed"); +} + +void +_gdk_x11_screen_window_manager_changed (GdkScreen *screen) +{ + g_signal_emit (screen, signals[WINDOW_MANAGER_CHANGED], 0); +} + +void +_gdk_x11_screen_process_owner_change (GdkScreen *screen, + XEvent *event) +{ +#ifdef HAVE_XFIXES + XFixesSelectionNotifyEvent *selection_event = (XFixesSelectionNotifyEvent *)event; + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + Atom xcm_selection_atom = gdk_x11_atom_to_xatom_for_display (screen_x11->display, + screen_x11->cm_selection_atom); + + if (selection_event->selection == xcm_selection_atom) + { + gboolean composited = selection_event->owner != None; + + if (composited != screen_x11->is_composited) + { + screen_x11->is_composited = composited; + + g_signal_emit_by_name (screen, "composited-changed"); + } + } +#endif +} + +/** + * _gdk_windowing_substitute_screen_number: + * @display_name: The name of a display, in the form used by + * gdk_display_open (). If %NULL a default value + * will be used. On X11, this is derived from the DISPLAY + * environment variable. + * @screen_number: The number of a screen within the display + * referred to by @display_name. + * + * Modifies a @display_name to make @screen_number the default + * screen when the display is opened. + * + * Return value: a newly allocated string holding the resulting + * display name. Free with g_free(). + */ +gchar * +_gdk_windowing_substitute_screen_number (const gchar *display_name, + gint screen_number) +{ + GString *str; + gchar *p; + + if (!display_name) + display_name = getenv ("DISPLAY"); + + if (!display_name) + return NULL; + + str = g_string_new (display_name); + + p = strrchr (str->str, '.'); + if (p && p > strchr (str->str, ':')) + g_string_truncate (str, p - str->str); + + g_string_append_printf (str, ".%d", screen_number); + + return g_string_free (str, FALSE); +} + +/** + * gdk_screen_make_display_name: + * @screen: a #GdkScreen + * + * Determines the name to pass to gdk_display_open() to get + * a #GdkDisplay with this screen as the default screen. + * + * Return value: a newly allocated string, free with g_free() + * + * Since: 2.2 + **/ +gchar * +gdk_screen_make_display_name (GdkScreen *screen) +{ + const gchar *old_display; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + + old_display = gdk_display_get_name (gdk_screen_get_display (screen)); + + return _gdk_windowing_substitute_screen_number (old_display, + gdk_screen_get_number (screen)); +} + +/** + * gdk_screen_get_active_window + * @screen: a #GdkScreen + * + * Returns the screen's currently active window. + * + * On X11, this is done by inspecting the _NET_ACTIVE_WINDOW property + * on the root window, as described in the <ulink + * url="http://www.freedesktop.org/Standards/wm-spec">Extended Window + * Manager Hints</ulink>. If there is no currently currently active + * window, or the window manager does not support the + * _NET_ACTIVE_WINDOW hint, this function returns %NULL. + * + * On other platforms, this function may return %NULL, depending on whether + * it is implementable on that platform. + * + * The returned window should be unrefed using g_object_unref() when + * no longer needed. + * + * Return value: the currently active window, or %NULL. + * + * Since: 2.10 + **/ +GdkWindow * +gdk_screen_get_active_window (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11; + GdkWindow *ret = NULL; + Atom type_return; + gint format_return; + gulong nitems_return; + gulong bytes_after_return; + guchar *data = NULL; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + + if (!gdk_x11_screen_supports_net_wm_hint (screen, + gdk_atom_intern_static_string ("_NET_ACTIVE_WINDOW"))) + return NULL; + + screen_x11 = GDK_SCREEN_X11 (screen); + + if (XGetWindowProperty (screen_x11->xdisplay, screen_x11->xroot_window, + gdk_x11_get_xatom_by_name_for_display (screen_x11->display, + "_NET_ACTIVE_WINDOW"), + 0, 1, False, XA_WINDOW, &type_return, + &format_return, &nitems_return, + &bytes_after_return, &data) + == Success) + { + if ((type_return == XA_WINDOW) && (format_return == 32) && (data)) + { + GdkNativeWindow window = *(GdkNativeWindow *) data; + + if (window != None) + { + ret = gdk_window_foreign_new_for_display (screen_x11->display, + *(GdkNativeWindow *) data); + } + } + } + + if (data) + XFree (data); + + return ret; +} + +/** + * gdk_screen_get_window_stack: + * @screen: a #GdkScreen + * + * Returns a #GList of #GdkWindow<!-- -->s representing the current + * window stack. + * + * On X11, this is done by inspecting the _NET_CLIENT_LIST_STACKING + * property on the root window, as described in the <ulink + * url="http://www.freedesktop.org/Standards/wm-spec">Extended Window + * Manager Hints</ulink>. If the window manager does not support the + * _NET_CLIENT_LIST_STACKING hint, this function returns %NULL. + * + * On other platforms, this function may return %NULL, depending on whether + * it is implementable on that platform. + * + * The returned list is newly allocated and owns references to the + * windows it contains, so it should be freed using g_list_free() and + * its windows unrefed using g_object_unref() when no longer needed. + * + * Return value: (transfer full) (element-type GdkWindow): + * a list of #GdkWindow<!-- -->s for the current window stack, + * or %NULL. + * + * Since: 2.10 + **/ +GList * +gdk_screen_get_window_stack (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11; + GList *ret = NULL; + Atom type_return; + gint format_return; + gulong nitems_return; + gulong bytes_after_return; + guchar *data = NULL; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + + if (!gdk_x11_screen_supports_net_wm_hint (screen, + gdk_atom_intern_static_string ("_NET_CLIENT_LIST_STACKING"))) + return NULL; + + screen_x11 = GDK_SCREEN_X11 (screen); + + if (XGetWindowProperty (screen_x11->xdisplay, screen_x11->xroot_window, + gdk_x11_get_xatom_by_name_for_display (screen_x11->display, + "_NET_CLIENT_LIST_STACKING"), + 0, G_MAXLONG, False, XA_WINDOW, &type_return, + &format_return, &nitems_return, + &bytes_after_return, &data) + == Success) + { + if ((type_return == XA_WINDOW) && (format_return == 32) && + (data) && (nitems_return > 0)) + { + gulong *stack = (gulong *) data; + GdkWindow *win; + int i; + + for (i = 0; i < nitems_return; i++) + { + win = gdk_window_foreign_new_for_display (screen_x11->display, + (GdkNativeWindow)stack[i]); + + if (win != NULL) + ret = g_list_append (ret, win); + } + } + } + + if (data) + XFree (data); + + return ret; +} + +/* Sends a ClientMessage to all toplevel client windows */ +static gboolean +gdk_event_send_client_message_to_all_recurse (GdkDisplay *display, + XEvent *xev, + guint32 xid, + guint level) +{ + Atom type = None; + int format; + unsigned long nitems, after; + unsigned char *data; + Window *ret_children, ret_root, ret_parent; + unsigned int ret_nchildren; + gboolean send = FALSE; + gboolean found = FALSE; + gboolean result = FALSE; + int i; + + gdk_error_trap_push (); + + if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), xid, + gdk_x11_get_xatom_by_name_for_display (display, "WM_STATE"), + 0, 0, False, AnyPropertyType, + &type, &format, &nitems, &after, &data) != Success) + goto out; + + if (type) + { + send = TRUE; + XFree (data); + } + else + { + /* OK, we're all set, now let's find some windows to send this to */ + if (!XQueryTree (GDK_DISPLAY_XDISPLAY (display), xid, + &ret_root, &ret_parent, + &ret_children, &ret_nchildren)) + goto out; + + for(i = 0; i < ret_nchildren; i++) + if (gdk_event_send_client_message_to_all_recurse (display, xev, ret_children[i], level + 1)) + found = TRUE; + + XFree (ret_children); + } + + if (send || (!found && (level == 1))) + { + xev->xclient.window = xid; + _gdk_send_xevent (display, xid, False, NoEventMask, xev); + } + + result = send || found; + + out: + gdk_error_trap_pop_ignored (); + + return result; +} + +/** + * gdk_screen_broadcast_client_message: + * @screen: the #GdkScreen where the event will be broadcasted. + * @event: the #GdkEvent. + * + * On X11, sends an X ClientMessage event to all toplevel windows on + * @screen. + * + * Toplevel windows are determined by checking for the WM_STATE property, + * as described in the Inter-Client Communication Conventions Manual (ICCCM). + * If no windows are found with the WM_STATE property set, the message is + * sent to all children of the root window. + * + * On Windows, broadcasts a message registered with the name + * GDK_WIN32_CLIENT_MESSAGE to all top-level windows. The amount of + * data is limited to one long, i.e. four bytes. + * + * Since: 2.2 + */ + +void +gdk_screen_broadcast_client_message (GdkScreen *screen, + GdkEvent *event) +{ + XEvent sev; + GdkWindow *root_window; + + g_return_if_fail (event != NULL); + + root_window = gdk_screen_get_root_window (screen); + + /* Set up our event to send, with the exception of its target window */ + sev.xclient.type = ClientMessage; + sev.xclient.display = GDK_WINDOW_XDISPLAY (root_window); + sev.xclient.format = event->client.data_format; + memcpy(&sev.xclient.data, &event->client.data, sizeof (sev.xclient.data)); + sev.xclient.message_type = + gdk_x11_atom_to_xatom_for_display (GDK_WINDOW_DISPLAY (root_window), + event->client.message_type); + + gdk_event_send_client_message_to_all_recurse (gdk_screen_get_display (screen), + &sev, + GDK_WINDOW_XID (root_window), + 0); +} + +static gboolean +check_transform (const gchar *xsettings_name, + GType src_type, + GType dest_type) +{ + if (!g_value_type_transformable (src_type, dest_type)) + { + g_warning ("Cannot transform xsetting %s of type %s to type %s\n", + xsettings_name, + g_type_name (src_type), + g_type_name (dest_type)); + return FALSE; + } + else + return TRUE; +} + +/** + * gdk_screen_get_setting: + * @screen: the #GdkScreen where the setting is located + * @name: the name of the setting + * @value: location to store the value of the setting + * + * Retrieves a desktop-wide setting such as double-click time + * for the #GdkScreen @screen. + * + * FIXME needs a list of valid settings here, or a link to + * more information. + * + * Returns: %TRUE if the setting existed and a value was stored + * in @value, %FALSE otherwise. + * + * Since: 2.2 + **/ +gboolean +gdk_screen_get_setting (GdkScreen *screen, + const gchar *name, + GValue *value) +{ + + const char *xsettings_name = NULL; + XSettingsResult result; + XSettingsSetting *setting = NULL; + GdkScreenX11 *screen_x11; + gboolean success = FALSE; + gint i; + GValue tmp_val = { 0, }; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE); + + screen_x11 = GDK_SCREEN_X11 (screen); + + for (i = 0; i < GDK_SETTINGS_N_ELEMENTS(); i++) + if (strcmp (GDK_SETTINGS_GDK_NAME (i), name) == 0) + { + xsettings_name = GDK_SETTINGS_X_NAME (i); + break; + } + + if (!xsettings_name) + goto out; + + result = xsettings_client_get_setting (screen_x11->xsettings_client, + xsettings_name, &setting); + if (result != XSETTINGS_SUCCESS) + goto out; + + switch (setting->type) + { + case XSETTINGS_TYPE_INT: + if (check_transform (xsettings_name, G_TYPE_INT, G_VALUE_TYPE (value))) + { + g_value_init (&tmp_val, G_TYPE_INT); + g_value_set_int (&tmp_val, setting->data.v_int); + g_value_transform (&tmp_val, value); + + success = TRUE; + } + break; + case XSETTINGS_TYPE_STRING: + if (check_transform (xsettings_name, G_TYPE_STRING, G_VALUE_TYPE (value))) + { + g_value_init (&tmp_val, G_TYPE_STRING); + g_value_set_string (&tmp_val, setting->data.v_string); + g_value_transform (&tmp_val, value); + + success = TRUE; + } + break; + case XSETTINGS_TYPE_COLOR: + if (!check_transform (xsettings_name, GDK_TYPE_COLOR, G_VALUE_TYPE (value))) + { + GdkColor color; + + g_value_init (&tmp_val, GDK_TYPE_COLOR); + + color.pixel = 0; + color.red = setting->data.v_color.red; + color.green = setting->data.v_color.green; + color.blue = setting->data.v_color.blue; + + g_value_set_boxed (&tmp_val, &color); + + g_value_transform (&tmp_val, value); + + success = TRUE; + } + break; + } + + g_value_unset (&tmp_val); + + out: + if (setting) + xsettings_setting_free (setting); + + if (success) + return TRUE; + else + return _gdk_x11_get_xft_setting (screen, name, value); +} + +static void +cleanup_atoms(gpointer data) +{ + NetWmSupportedAtoms *supported_atoms = data; + if (supported_atoms->atoms) + XFree (supported_atoms->atoms); + g_free (supported_atoms); +} + +static void +fetch_net_wm_check_window (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11; + GdkDisplay *display; + Atom type; + gint format; + gulong n_items; + gulong bytes_after; + guchar *data; + Window *xwindow; + GTimeVal tv; + gint error; + + screen_x11 = GDK_SCREEN_X11 (screen); + display = screen_x11->display; + + g_return_if_fail (GDK_DISPLAY_X11 (display)->trusted_client); + + g_get_current_time (&tv); + + if (ABS (tv.tv_sec - screen_x11->last_wmspec_check_time) < 15) + return; /* we've checked recently */ + + screen_x11->last_wmspec_check_time = tv.tv_sec; + + data = NULL; + XGetWindowProperty (screen_x11->xdisplay, screen_x11->xroot_window, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_SUPPORTING_WM_CHECK"), + 0, G_MAXLONG, False, XA_WINDOW, &type, &format, + &n_items, &bytes_after, &data); + + if (type != XA_WINDOW) + { + if (data) + XFree (data); + return; + } + + xwindow = (Window *)data; + + if (screen_x11->wmspec_check_window == *xwindow) + { + XFree (xwindow); + return; + } + + gdk_error_trap_push (); + + /* Find out if this WM goes away, so we can reset everything. */ + XSelectInput (screen_x11->xdisplay, *xwindow, StructureNotifyMask); + + error = gdk_error_trap_pop (); + if (!error) + { + screen_x11->wmspec_check_window = *xwindow; + screen_x11->need_refetch_net_supported = TRUE; + screen_x11->need_refetch_wm_name = TRUE; + + /* Careful, reentrancy */ + _gdk_x11_screen_window_manager_changed (GDK_SCREEN (screen_x11)); + } + else if (error == BadWindow) + { + /* Leftover property, try again immediately, new wm may be starting up */ + screen_x11->last_wmspec_check_time = 0; + } + + XFree (xwindow); +} + +/** + * gdk_x11_screen_supports_net_wm_hint: + * @screen: the relevant #GdkScreen. + * @property: a property atom. + * + * This function is specific to the X11 backend of GDK, and indicates + * whether the window manager supports a certain hint from the + * Extended Window Manager Hints Specification. You can find this + * specification on + * <ulink url="http://www.freedesktop.org">http://www.freedesktop.org</ulink>. + * + * When using this function, keep in mind that the window manager + * can change over time; so you shouldn't use this function in + * a way that impacts persistent application state. A common bug + * is that your application can start up before the window manager + * does when the user logs in, and before the window manager starts + * gdk_x11_screen_supports_net_wm_hint() will return %FALSE for every property. + * You can monitor the window_manager_changed signal on #GdkScreen to detect + * a window manager change. + * + * Return value: %TRUE if the window manager supports @property + * + * Since: 2.2 + **/ +gboolean +gdk_x11_screen_supports_net_wm_hint (GdkScreen *screen, + GdkAtom property) +{ + gulong i; + GdkScreenX11 *screen_x11; + NetWmSupportedAtoms *supported_atoms; + GdkDisplay *display; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE); + + screen_x11 = GDK_SCREEN_X11 (screen); + display = screen_x11->display; + + if (!G_LIKELY (GDK_DISPLAY_X11 (display)->trusted_client)) + return FALSE; + + supported_atoms = g_object_get_data (G_OBJECT (screen), "gdk-net-wm-supported-atoms"); + if (!supported_atoms) + { + supported_atoms = g_new0 (NetWmSupportedAtoms, 1); + g_object_set_data_full (G_OBJECT (screen), "gdk-net-wm-supported-atoms", supported_atoms, cleanup_atoms); + } + + fetch_net_wm_check_window (screen); + + if (screen_x11->wmspec_check_window == None) + return FALSE; + + if (screen_x11->need_refetch_net_supported) + { + /* WM has changed since we last got the supported list, + * refetch it. + */ + Atom type; + gint format; + gulong bytes_after; + + screen_x11->need_refetch_net_supported = FALSE; + + if (supported_atoms->atoms) + XFree (supported_atoms->atoms); + + supported_atoms->atoms = NULL; + supported_atoms->n_atoms = 0; + + XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), screen_x11->xroot_window, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_SUPPORTED"), + 0, G_MAXLONG, False, XA_ATOM, &type, &format, + &supported_atoms->n_atoms, &bytes_after, + (guchar **)&supported_atoms->atoms); + + if (type != XA_ATOM) + return FALSE; + } + + if (supported_atoms->atoms == NULL) + return FALSE; + + i = 0; + while (i < supported_atoms->n_atoms) + { + if (supported_atoms->atoms[i] == gdk_x11_atom_to_xatom_for_display (display, property)) + return TRUE; + + ++i; + } + + return FALSE; +} + +/** + * gdk_net_wm_supports: + * @property: a property atom. + * + * This function is specific to the X11 backend of GDK, and indicates + * whether the window manager for the default screen supports a certain + * hint from the Extended Window Manager Hints Specification. See + * gdk_x11_screen_supports_net_wm_hint() for complete details. + * + * Return value: %TRUE if the window manager supports @property + **/ +gboolean +gdk_net_wm_supports (GdkAtom property) +{ + return gdk_x11_screen_supports_net_wm_hint (gdk_screen_get_default (), property); +} + +static void +refcounted_grab_server (Display *xdisplay) +{ + GdkDisplay *display = gdk_x11_lookup_xdisplay (xdisplay); + + gdk_x11_display_grab (display); +} + +static void +refcounted_ungrab_server (Display *xdisplay) +{ + GdkDisplay *display = gdk_x11_lookup_xdisplay (xdisplay); + + gdk_x11_display_ungrab (display); +} + +static GdkFilterReturn +gdk_xsettings_client_event_filter (GdkXEvent *xevent, + GdkEvent *event, + gpointer data) +{ + GdkScreenX11 *screen = data; + + if (xsettings_client_process_event (screen->xsettings_client, (XEvent *)xevent)) + return GDK_FILTER_REMOVE; + else + return GDK_FILTER_CONTINUE; +} + +static Bool +gdk_xsettings_watch_cb (Window window, + Bool is_start, + long mask, + void *cb_data) +{ + GdkWindow *gdkwin; + GdkScreen *screen = cb_data; + + gdkwin = gdk_window_lookup_for_display (gdk_screen_get_display (screen), window); + + if (is_start) + { + if (gdkwin) + g_object_ref (gdkwin); + else + { + gdkwin = gdk_window_foreign_new_for_display (gdk_screen_get_display (screen), window); + + /* gdk_window_foreign_new_for_display() can fail and return NULL if the + * window has already been destroyed. + */ + if (!gdkwin) + return False; + } + + gdk_window_add_filter (gdkwin, gdk_xsettings_client_event_filter, screen); + } + else + { + if (!gdkwin) + { + /* gdkwin should not be NULL here, since if starting the watch succeeded + * we have a reference on the window. It might mean that the caller didn't + * remove the watch when it got a DestroyNotify event. Or maybe the + * caller ignored the return value when starting the watch failed. + */ + g_warning ("gdk_xsettings_watch_cb(): Couldn't find window to unwatch"); + return False; + } + + gdk_window_remove_filter (gdkwin, gdk_xsettings_client_event_filter, screen); + g_object_unref (gdkwin); + } + + return True; +} + +static void +gdk_xsettings_notify_cb (const char *name, + XSettingsAction action, + XSettingsSetting *setting, + void *data) +{ + GdkEvent new_event; + GdkScreen *screen = data; + GdkScreenX11 *screen_x11 = data; + int i; + + if (screen_x11->xsettings_in_init) + return; + + new_event.type = GDK_SETTING; + new_event.setting.window = gdk_screen_get_root_window (screen); + new_event.setting.send_event = FALSE; + new_event.setting.name = NULL; + + for (i = 0; i < GDK_SETTINGS_N_ELEMENTS() ; i++) + if (strcmp (GDK_SETTINGS_X_NAME (i), name) == 0) + { + new_event.setting.name = (char*) GDK_SETTINGS_GDK_NAME (i); + break; + } + + if (!new_event.setting.name) + return; + + switch (action) + { + case XSETTINGS_ACTION_NEW: + new_event.setting.action = GDK_SETTING_ACTION_NEW; + break; + case XSETTINGS_ACTION_CHANGED: + new_event.setting.action = GDK_SETTING_ACTION_CHANGED; + break; + case XSETTINGS_ACTION_DELETED: + new_event.setting.action = GDK_SETTING_ACTION_DELETED; + break; + } + + gdk_event_put (&new_event); +} + +void +_gdk_screen_x11_events_init (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + /* Keep a flag to avoid extra notifies that we don't need + */ + screen_x11->xsettings_in_init = TRUE; + screen_x11->xsettings_client = xsettings_client_new_with_grab_funcs (screen_x11->xdisplay, + screen_x11->screen_num, + gdk_xsettings_notify_cb, + gdk_xsettings_watch_cb, + screen, + refcounted_grab_server, + refcounted_ungrab_server); + screen_x11->xsettings_in_init = FALSE; +} + +/** + * gdk_x11_screen_get_window_manager_name: + * @screen: a #GdkScreen + * + * Returns the name of the window manager for @screen. + * + * Return value: the name of the window manager screen @screen, or + * "unknown" if the window manager is unknown. The string is owned by GDK + * and should not be freed. + * + * Since: 2.2 + **/ +const char* +gdk_x11_screen_get_window_manager_name (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11; + + screen_x11 = GDK_SCREEN_X11 (screen); + + if (!G_LIKELY (GDK_DISPLAY_X11 (screen_x11->display)->trusted_client)) + return screen_x11->window_manager_name; + + fetch_net_wm_check_window (screen); + + if (screen_x11->need_refetch_wm_name) + { + /* Get the name of the window manager */ + screen_x11->need_refetch_wm_name = FALSE; + + g_free (screen_x11->window_manager_name); + screen_x11->window_manager_name = g_strdup ("unknown"); + + if (screen_x11->wmspec_check_window != None) + { + Atom type; + gint format; + gulong n_items; + gulong bytes_after; + gchar *name; + + name = NULL; + + gdk_error_trap_push (); + + XGetWindowProperty (GDK_DISPLAY_XDISPLAY (screen_x11->display), + screen_x11->wmspec_check_window, + gdk_x11_get_xatom_by_name_for_display (screen_x11->display, + "_NET_WM_NAME"), + 0, G_MAXLONG, False, + gdk_x11_get_xatom_by_name_for_display (screen_x11->display, + "UTF8_STRING"), + &type, &format, + &n_items, &bytes_after, + (guchar **)&name); + + gdk_error_trap_pop_ignored (); + + if (name != NULL) + { + g_free (screen_x11->window_manager_name); + screen_x11->window_manager_name = g_strdup (name); + XFree (name); + } + } + } + + return GDK_SCREEN_X11 (screen)->window_manager_name; +} diff --git a/gdk/broadway/gdkscreen-broadway.h b/gdk/broadway/gdkscreen-broadway.h new file mode 100644 index 0000000000..1b9d95e1d8 --- /dev/null +++ b/gdk/broadway/gdkscreen-broadway.h @@ -0,0 +1,129 @@ +/* + * gdkscreen-broadway.h + * + * Copyright 2001 Sun Microsystems Inc. + * + * Erwann Chenede <erwann.chenede@sun.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef __GDK_SCREEN_BROADWAY_H__ +#define __GDK_SCREEN_BROADWAY_H__ + +#include <gdk/gdkscreen.h> +#include <gdk/gdkvisual.h> +#include "gdkprivate-broadway.h" +#include "xsettings-client.h" +#include <X11/X.h> +#include <X11/Xlib.h> + +G_BEGIN_DECLS + +typedef struct _GdkScreenX11 GdkScreenX11; +typedef struct _GdkScreenX11Class GdkScreenX11Class; + +#define GDK_TYPE_SCREEN_X11 (_gdk_screen_x11_get_type ()) +#define GDK_SCREEN_X11(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_SCREEN_X11, GdkScreenX11)) +#define GDK_SCREEN_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_SCREEN_X11, GdkScreenX11Class)) +#define GDK_IS_SCREEN_X11(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_SCREEN_X11)) +#define GDK_IS_SCREEN_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_SCREEN_X11)) +#define GDK_SCREEN_X11_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_SCREEN_X11, GdkScreenX11Class)) + +typedef struct _GdkX11Monitor GdkX11Monitor; + +struct _GdkScreenX11 +{ + GdkScreen parent_instance; + + GdkDisplay *display; + Display *xdisplay; + Screen *xscreen; + gint screen_num; + Window xroot_window; + GdkWindow *root_window; + + /* Window manager */ + long last_wmspec_check_time; + Window wmspec_check_window; + char *window_manager_name; + /* TRUE if wmspec_check_window has changed since last + * fetch of _NET_SUPPORTED + */ + guint need_refetch_net_supported : 1; + /* TRUE if wmspec_check_window has changed since last + * fetch of window manager name + */ + guint need_refetch_wm_name : 1; + + /* Visual Part */ + GdkVisual *system_visual; + GdkVisual **visuals; + gint nvisuals; + gint available_depths[7]; + gint navailable_depths; + GdkVisualType available_types[6]; + gint navailable_types; + GHashTable *visual_hash; + GdkVisual *rgba_visual; + + /* X settings */ + XSettingsClient *xsettings_client; + guint xsettings_in_init : 1; + + /* Xinerama/RandR 1.2 */ + gint n_monitors; + GdkX11Monitor *monitors; + gint primary_monitor; + + /* cache for window->translate vfunc */ + GC subwindow_gcs[32]; + + /* Xft resources for the display, used for default values for + * the Xft/ XSETTINGS + */ + gboolean xft_init; /* Whether we've intialized these values yet */ + gboolean xft_antialias; + gboolean xft_hinting; + gint xft_hintstyle; + gint xft_rgba; + gint xft_dpi; + + GdkAtom cm_selection_atom; + gboolean is_composited; +}; + +struct _GdkScreenX11Class +{ + GdkScreenClass parent_class; + + void (* window_manager_changed) (GdkScreenX11 *screen_x11); +}; + +GType _gdk_screen_x11_get_type (void); +GdkScreen * _gdk_x11_screen_new (GdkDisplay *display, + gint screen_number); + +void _gdk_x11_screen_setup (GdkScreen *screen); +void _gdk_x11_screen_window_manager_changed (GdkScreen *screen); +void _gdk_x11_screen_size_changed (GdkScreen *screen, + XEvent *event); +void _gdk_x11_screen_process_owner_change (GdkScreen *screen, + XEvent *event); + +G_END_DECLS + +#endif /* __GDK_SCREEN_BROADWAY_H__ */ diff --git a/gdk/broadway/gdkselection-broadway.c b/gdk/broadway/gdkselection-broadway.c new file mode 100644 index 0000000000..10509bfb9e --- /dev/null +++ b/gdk/broadway/gdkselection-broadway.c @@ -0,0 +1,891 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkselection.h" + +#include "gdkx.h" +#include "gdkproperty.h" +#include "gdkprivate.h" +#include "gdkprivate-broadway.h" +#include "gdkdisplay-broadway.h" + +#include <X11/Xlib.h> +#include <X11/Xatom.h> +#include <string.h> + + +typedef struct _OwnerInfo OwnerInfo; + +struct _OwnerInfo +{ + GdkAtom selection; + GdkWindow *owner; + gulong serial; +}; + +static GSList *owner_list; + +/* When a window is destroyed we check if it is the owner + * of any selections. This is somewhat inefficient, but + * owner_list is typically short, and it is a low memory, + * low code solution + */ +void +_gdk_selection_window_destroyed (GdkWindow *window) +{ + GSList *tmp_list = owner_list; + while (tmp_list) + { + OwnerInfo *info = tmp_list->data; + tmp_list = tmp_list->next; + + if (info->owner == window) + { + owner_list = g_slist_remove (owner_list, info); + g_free (info); + } + } +} + +/* We only pass through those SelectionClear events that actually + * reflect changes to the selection owner that we didn't make ourself. + */ +gboolean +_gdk_selection_filter_clear_event (XSelectionClearEvent *event) +{ + GSList *tmp_list = owner_list; + GdkDisplay *display = gdk_x11_lookup_xdisplay (event->display); + + while (tmp_list) + { + OwnerInfo *info = tmp_list->data; + + if (gdk_window_get_display (info->owner) == display && + info->selection == gdk_x11_xatom_to_atom_for_display (display, event->selection)) + { + if ((GDK_DRAWABLE_XID (info->owner) == event->window && + event->serial >= info->serial)) + { + owner_list = g_slist_remove (owner_list, info); + g_free (info); + return TRUE; + } + else + return FALSE; + } + tmp_list = tmp_list->next; + } + + return FALSE; +} +/** + * gdk_selection_owner_set_for_display: + * @display: the #GdkDisplay. + * @owner: a #GdkWindow or %NULL to indicate that the owner for + * the given should be unset. + * @selection: an atom identifying a selection. + * @time_: timestamp to use when setting the selection. + * If this is older than the timestamp given last time the owner was + * set for the given selection, the request will be ignored. + * @send_event: if %TRUE, and the new owner is different from the current + * owner, the current owner will be sent a SelectionClear event. + * + * Sets the #GdkWindow @owner as the current owner of the selection @selection. + * + * Returns: %TRUE if the selection owner was successfully changed to owner, + * otherwise %FALSE. + * + * Since: 2.2 + */ +gboolean +gdk_selection_owner_set_for_display (GdkDisplay *display, + GdkWindow *owner, + GdkAtom selection, + guint32 time, + gboolean send_event) +{ + Display *xdisplay; + Window xwindow; + Atom xselection; + GSList *tmp_list; + OwnerInfo *info; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE); + g_return_val_if_fail (selection != GDK_NONE, FALSE); + + if (display->closed) + return FALSE; + + if (owner) + { + if (GDK_WINDOW_DESTROYED (owner) || !GDK_WINDOW_IS_X11 (owner)) + return FALSE; + + gdk_window_ensure_native (owner); + xdisplay = GDK_WINDOW_XDISPLAY (owner); + xwindow = GDK_WINDOW_XID (owner); + } + else + { + xdisplay = GDK_DISPLAY_XDISPLAY (display); + xwindow = None; + } + + xselection = gdk_x11_atom_to_xatom_for_display (display, selection); + + tmp_list = owner_list; + while (tmp_list) + { + info = tmp_list->data; + if (info->selection == selection) + { + owner_list = g_slist_remove (owner_list, info); + g_free (info); + break; + } + tmp_list = tmp_list->next; + } + + if (owner) + { + info = g_new (OwnerInfo, 1); + info->owner = owner; + info->serial = NextRequest (GDK_WINDOW_XDISPLAY (owner)); + info->selection = selection; + + owner_list = g_slist_prepend (owner_list, info); + } + + XSetSelectionOwner (xdisplay, xselection, xwindow, time); + + return (XGetSelectionOwner (xdisplay, xselection) == xwindow); +} + +/** + * gdk_selection_owner_get_for_display: + * @display: a #GdkDisplay. + * @selection: an atom indentifying a selection. + * + * Determine the owner of the given selection. + * + * Note that the return value may be owned by a different + * process if a foreign window was previously created for that + * window, but a new foreign window will never be created by this call. + * + * Returns: if there is a selection owner for this window, and it is a + * window known to the current process, the #GdkWindow that owns the + * selection, otherwise %NULL. + * + * Since: 2.2 + */ +GdkWindow * +gdk_selection_owner_get_for_display (GdkDisplay *display, + GdkAtom selection) +{ + Window xwindow; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + g_return_val_if_fail (selection != GDK_NONE, NULL); + + if (display->closed) + return NULL; + + xwindow = XGetSelectionOwner (GDK_DISPLAY_XDISPLAY (display), + gdk_x11_atom_to_xatom_for_display (display, + selection)); + if (xwindow == None) + return NULL; + + return gdk_window_lookup_for_display (display, xwindow); +} + +void +gdk_selection_convert (GdkWindow *requestor, + GdkAtom selection, + GdkAtom target, + guint32 time) +{ + GdkDisplay *display; + + g_return_if_fail (selection != GDK_NONE); + + if (GDK_WINDOW_DESTROYED (requestor) || !GDK_WINDOW_IS_X11 (requestor)) + return; + + gdk_window_ensure_native (requestor); + display = GDK_WINDOW_DISPLAY (requestor); + + XConvertSelection (GDK_WINDOW_XDISPLAY (requestor), + gdk_x11_atom_to_xatom_for_display (display, selection), + gdk_x11_atom_to_xatom_for_display (display, target), + gdk_x11_atom_to_xatom_for_display (display, _gdk_selection_property), + GDK_WINDOW_XID (requestor), time); +} + +/** + * gdk_selection_property_get: + * @requestor: the window on which the data is stored + * @data: location to store a pointer to the retrieved data. + If the retrieval failed, %NULL we be stored here, otherwise, it + will be non-%NULL and the returned data should be freed with g_free() + when you are finished using it. The length of the + allocated memory is one more than the length + of the returned data, and the final byte will always + be zero, to ensure nul-termination of strings. + * @prop_type: location to store the type of the property. + * @prop_format: location to store the format of the property. + * + * Retrieves selection data that was stored by the selection + * data in response to a call to gdk_selection_convert(). This function + * will not be used by applications, who should use the #GtkClipboard + * API instead. + * + * Return value: the length of the retrieved data. + **/ +gint +gdk_selection_property_get (GdkWindow *requestor, + guchar **data, + GdkAtom *ret_type, + gint *ret_format) +{ + gulong nitems; + gulong nbytes; + gulong length = 0; /* Quiet GCC */ + Atom prop_type; + gint prop_format; + guchar *t = NULL; + GdkDisplay *display; + + g_return_val_if_fail (requestor != NULL, 0); + g_return_val_if_fail (GDK_IS_WINDOW (requestor), 0); + g_return_val_if_fail (GDK_WINDOW_IS_X11 (requestor), 0); + + display = GDK_WINDOW_DISPLAY (requestor); + + if (GDK_WINDOW_DESTROYED (requestor) || !GDK_WINDOW_IS_X11 (requestor)) + goto err; + + t = NULL; + + /* We can't delete the selection here, because it might be the INCR + protocol, in which case the client has to make sure they'll be + notified of PropertyChange events _before_ the property is deleted. + Otherwise there's no guarantee we'll win the race ... */ + if (XGetWindowProperty (GDK_DRAWABLE_XDISPLAY (requestor), + GDK_DRAWABLE_XID (requestor), + gdk_x11_atom_to_xatom_for_display (display, _gdk_selection_property), + 0, 0x1FFFFFFF /* MAXINT32 / 4 */, False, + AnyPropertyType, &prop_type, &prop_format, + &nitems, &nbytes, &t) != Success) + goto err; + + if (prop_type != None) + { + if (ret_type) + *ret_type = gdk_x11_xatom_to_atom_for_display (display, prop_type); + if (ret_format) + *ret_format = prop_format; + + if (prop_type == XA_ATOM || + prop_type == gdk_x11_get_xatom_by_name_for_display (display, "ATOM_PAIR")) + { + Atom* atoms = (Atom*) t; + GdkAtom* atoms_dest; + gint num_atom, i; + + if (prop_format != 32) + goto err; + + num_atom = nitems; + length = sizeof (GdkAtom) * num_atom + 1; + + if (data) + { + *data = g_malloc (length); + (*data)[length - 1] = '\0'; + atoms_dest = (GdkAtom *)(*data); + + for (i=0; i < num_atom; i++) + atoms_dest[i] = gdk_x11_xatom_to_atom_for_display (display, atoms[i]); + } + } + else + { + switch (prop_format) + { + case 8: + length = nitems; + break; + case 16: + length = sizeof(short) * nitems; + break; + case 32: + length = sizeof(long) * nitems; + break; + default: + g_assert_not_reached (); + break; + } + + /* Add on an extra byte to handle null termination. X guarantees + that t will be 1 longer than nitems and null terminated */ + length += 1; + + if (data) + *data = g_memdup (t, length); + } + + if (t) + XFree (t); + + return length - 1; + } + + err: + if (ret_type) + *ret_type = GDK_NONE; + if (ret_format) + *ret_format = 0; + if (data) + *data = NULL; + + return 0; +} + +/** + * gdk_selection_send_notify_for_display: + * @display: the #GdkDisplay where @requestor is realized + * @requestor: window to which to deliver response. + * @selection: selection that was requested. + * @target: target that was selected. + * @property: property in which the selection owner stored the data, + * or %GDK_NONE to indicate that the request was rejected. + * @time_: timestamp. + * + * Send a response to SelectionRequest event. + * + * Since: 2.2 + **/ +void +gdk_selection_send_notify_for_display (GdkDisplay *display, + GdkNativeWindow requestor, + GdkAtom selection, + GdkAtom target, + GdkAtom property, + guint32 time) +{ + XSelectionEvent xevent; + + g_return_if_fail (GDK_IS_DISPLAY (display)); + + xevent.type = SelectionNotify; + xevent.serial = 0; + xevent.send_event = True; + xevent.requestor = requestor; + xevent.selection = gdk_x11_atom_to_xatom_for_display (display, selection); + xevent.target = gdk_x11_atom_to_xatom_for_display (display, target); + if (property == GDK_NONE) + xevent.property = None; + else + xevent.property = gdk_x11_atom_to_xatom_for_display (display, property); + xevent.time = time; + + _gdk_send_xevent (display, requestor, False, NoEventMask, (XEvent*) & xevent); +} + +/** + * gdk_text_property_to_text_list_for_display: + * @display: The #GdkDisplay where the encoding is defined. + * @encoding: an atom representing the encoding. The most + * common values for this are STRING, or COMPOUND_TEXT. + * This is value used as the type for the property. + * @format: the format of the property. + * @text: The text data. + * @length: The number of items to transform. + * @list: location to store a terminated array of strings in + * the encoding of the current locale. This array should be + * freed using gdk_free_text_list(). + * + * Convert a text string from the encoding as it is stored + * in a property into an array of strings in the encoding of + * the current locale. (The elements of the array represent the + * nul-separated elements of the original text string.) + * + * Returns: the number of strings stored in list, or 0, + * if the conversion failed. + * + * Since: 2.2 + */ +gint +gdk_text_property_to_text_list_for_display (GdkDisplay *display, + GdkAtom encoding, + gint format, + const guchar *text, + gint length, + gchar ***list) +{ + XTextProperty property; + gint count = 0; + gint res; + gchar **local_list; + g_return_val_if_fail (GDK_IS_DISPLAY (display), 0); + + if (list) + *list = NULL; + + if (display->closed) + return 0; + + property.value = (guchar *)text; + property.encoding = gdk_x11_atom_to_xatom_for_display (display, encoding); + property.format = format; + property.nitems = length; + res = XmbTextPropertyToTextList (GDK_DISPLAY_XDISPLAY (display), &property, + &local_list, &count); + if (res == XNoMemory || res == XLocaleNotSupported || res == XConverterNotFound) + return 0; + else + { + if (list) + *list = local_list; + else + XFreeStringList (local_list); + + return count; + } +} + +void +gdk_free_text_list (gchar **list) +{ + g_return_if_fail (list != NULL); + + XFreeStringList (list); +} + +static gint +make_list (const gchar *text, + gint length, + gboolean latin1, + gchar ***list) +{ + GSList *strings = NULL; + gint n_strings = 0; + gint i; + const gchar *p = text; + const gchar *q; + GSList *tmp_list; + GError *error = NULL; + + while (p < text + length) + { + gchar *str; + + q = p; + while (*q && q < text + length) + q++; + + if (latin1) + { + str = g_convert (p, q - p, + "UTF-8", "ISO-8859-1", + NULL, NULL, &error); + + if (!str) + { + g_warning ("Error converting selection from STRING: %s", + error->message); + g_error_free (error); + } + } + else + { + str = g_strndup (p, q - p); + if (!g_utf8_validate (str, -1, NULL)) + { + g_warning ("Error converting selection from UTF8_STRING"); + g_free (str); + str = NULL; + } + } + + if (str) + { + strings = g_slist_prepend (strings, str); + n_strings++; + } + + p = q + 1; + } + + if (list) + { + *list = g_new (gchar *, n_strings + 1); + (*list)[n_strings] = NULL; + } + + i = n_strings; + tmp_list = strings; + while (tmp_list) + { + if (list) + (*list)[--i] = tmp_list->data; + else + g_free (tmp_list->data); + + tmp_list = tmp_list->next; + } + + g_slist_free (strings); + + return n_strings; +} + +/** + * gdk_text_property_to_utf8_list_for_display: + * @display: a #GdkDisplay + * @encoding: an atom representing the encoding of the text + * @format: the format of the property + * @text: the text to convert + * @length: the length of @text, in bytes + * @list: location to store the list of strings or %NULL. The + * list should be freed with g_strfreev(). + * + * Converts a text property in the given encoding to + * a list of UTF-8 strings. + * + * Return value: the number of strings in the resulting + * list. + * + * Since: 2.2 + **/ +gint +gdk_text_property_to_utf8_list_for_display (GdkDisplay *display, + GdkAtom encoding, + gint format, + const guchar *text, + gint length, + gchar ***list) +{ + g_return_val_if_fail (text != NULL, 0); + g_return_val_if_fail (length >= 0, 0); + g_return_val_if_fail (GDK_IS_DISPLAY (display), 0); + + if (encoding == GDK_TARGET_STRING) + { + return make_list ((gchar *)text, length, TRUE, list); + } + else if (encoding == gdk_atom_intern_static_string ("UTF8_STRING")) + { + return make_list ((gchar *)text, length, FALSE, list); + } + else + { + gchar **local_list; + gint local_count; + gint i; + const gchar *charset = NULL; + gboolean need_conversion = !g_get_charset (&charset); + gint count = 0; + GError *error = NULL; + + /* Probably COMPOUND text, we fall back to Xlib routines + */ + local_count = gdk_text_property_to_text_list_for_display (display, + encoding, + format, + text, + length, + &local_list); + if (list) + *list = g_new (gchar *, local_count + 1); + + for (i=0; i<local_count; i++) + { + /* list contains stuff in our default encoding + */ + if (need_conversion) + { + gchar *utf = g_convert (local_list[i], -1, + "UTF-8", charset, + NULL, NULL, &error); + if (utf) + { + if (list) + (*list)[count++] = utf; + else + g_free (utf); + } + else + { + g_warning ("Error converting to UTF-8 from '%s': %s", + charset, error->message); + g_error_free (error); + error = NULL; + } + } + else + { + if (list) + { + if (g_utf8_validate (local_list[i], -1, NULL)) + (*list)[count++] = g_strdup (local_list[i]); + else + g_warning ("Error converting selection"); + } + } + } + + if (local_count) + gdk_free_text_list (local_list); + + if (list) + (*list)[count] = NULL; + + return count; + } +} + +/** + * gdk_string_to_compound_text_for_display: + * @display: the #GdkDisplay where the encoding is defined. + * @str: a nul-terminated string. + * @encoding: location to store the encoding atom + * (to be used as the type for the property). + * @format: location to store the format of the property + * @ctext: location to store newly allocated data for the property. + * @length: the length of @text, in bytes + * + * Convert a string from the encoding of the current + * locale into a form suitable for storing in a window property. + * + * Returns: 0 upon success, non-zero upon failure. + * + * Since: 2.2 + **/ +gint +gdk_string_to_compound_text_for_display (GdkDisplay *display, + const gchar *str, + GdkAtom *encoding, + gint *format, + guchar **ctext, + gint *length) +{ + gint res; + XTextProperty property; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), 0); + + if (display->closed) + res = XLocaleNotSupported; + else + res = XmbTextListToTextProperty (GDK_DISPLAY_XDISPLAY (display), + (char **)&str, 1, XCompoundTextStyle, + &property); + if (res != Success) + { + property.encoding = None; + property.format = None; + property.value = NULL; + property.nitems = 0; + } + + if (encoding) + *encoding = gdk_x11_xatom_to_atom_for_display (display, property.encoding); + if (format) + *format = property.format; + if (ctext) + *ctext = property.value; + if (length) + *length = property.nitems; + + return res; +} + +/* The specifications for COMPOUND_TEXT and STRING specify that C0 and + * C1 are not allowed except for \n and \t, however the X conversions + * routines for COMPOUND_TEXT only enforce this in one direction, + * causing cut-and-paste of \r and \r\n separated text to fail. + * This routine strips out all non-allowed C0 and C1 characters + * from the input string and also canonicalizes \r, and \r\n to \n + */ +static gchar * +sanitize_utf8 (const gchar *src, + gboolean return_latin1) +{ + gint len = strlen (src); + GString *result = g_string_sized_new (len); + const gchar *p = src; + + while (*p) + { + if (*p == '\r') + { + p++; + if (*p == '\n') + p++; + + g_string_append_c (result, '\n'); + } + else + { + gunichar ch = g_utf8_get_char (p); + + if (!((ch < 0x20 && ch != '\t' && ch != '\n') || (ch >= 0x7f && ch < 0xa0))) + { + if (return_latin1) + { + if (ch <= 0xff) + g_string_append_c (result, ch); + else + g_string_append_printf (result, + ch < 0x10000 ? "\\u%04x" : "\\U%08x", + ch); + } + else + { + char buf[7]; + gint buflen; + + buflen = g_unichar_to_utf8 (ch, buf); + g_string_append_len (result, buf, buflen); + } + } + + p = g_utf8_next_char (p); + } + } + + return g_string_free (result, FALSE); +} + +/** + * gdk_utf8_to_string_target: + * @str: a UTF-8 string + * + * Converts an UTF-8 string into the best possible representation + * as a STRING. The representation of characters not in STRING + * is not specified; it may be as pseudo-escape sequences + * \x{ABCD}, or it may be in some other form of approximation. + * + * Return value: the newly-allocated string, or %NULL if the + * conversion failed. (It should not fail for + * any properly formed UTF-8 string unless system + * limits like memory or file descriptors are exceeded.) + **/ +gchar * +gdk_utf8_to_string_target (const gchar *str) +{ + return sanitize_utf8 (str, TRUE); +} + +/** + * gdk_utf8_to_compound_text_for_display: + * @display: a #GdkDisplay + * @str: a UTF-8 string + * @encoding: location to store resulting encoding + * @format: location to store format of the result + * @ctext: location to store the data of the result + * @length: location to store the length of the data + * stored in @ctext + * + * Converts from UTF-8 to compound text. + * + * Return value: %TRUE if the conversion succeeded, otherwise + * %FALSE. + * + * Since: 2.2 + **/ +gboolean +gdk_utf8_to_compound_text_for_display (GdkDisplay *display, + const gchar *str, + GdkAtom *encoding, + gint *format, + guchar **ctext, + gint *length) +{ + gboolean need_conversion; + const gchar *charset; + gchar *locale_str, *tmp_str; + GError *error = NULL; + gboolean result; + + g_return_val_if_fail (str != NULL, FALSE); + g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE); + + need_conversion = !g_get_charset (&charset); + + tmp_str = sanitize_utf8 (str, FALSE); + + if (need_conversion) + { + locale_str = g_convert (tmp_str, -1, + charset, "UTF-8", + NULL, NULL, &error); + g_free (tmp_str); + + if (!locale_str) + { + if (!(error->domain = G_CONVERT_ERROR && + error->code == G_CONVERT_ERROR_ILLEGAL_SEQUENCE)) + { + g_warning ("Error converting from UTF-8 to '%s': %s", + charset, error->message); + } + g_error_free (error); + + if (encoding) + *encoding = None; + if (format) + *format = None; + if (ctext) + *ctext = NULL; + if (length) + *length = 0; + + return FALSE; + } + } + else + locale_str = tmp_str; + + result = gdk_string_to_compound_text_for_display (display, locale_str, + encoding, format, + ctext, length); + result = (result == Success? TRUE : FALSE); + + g_free (locale_str); + + return result; +} + +void gdk_free_compound_text (guchar *ctext) +{ + if (ctext) + XFree (ctext); +} diff --git a/gdk/broadway/gdksettings.c b/gdk/broadway/gdksettings.c new file mode 100644 index 0000000000..0e98816bf0 --- /dev/null +++ b/gdk/broadway/gdksettings.c @@ -0,0 +1,128 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + + +#define GDK_SETTINGS_N_ELEMENTS() G_N_ELEMENTS (gdk_settings_map) +#define GDK_SETTINGS_X_NAME(nth) (gdk_settings_names + gdk_settings_map[nth].xsettings_offset) +#define GDK_SETTINGS_GDK_NAME(nth) (gdk_settings_names + gdk_settings_map[nth].gdk_offset) + +static const char gdk_settings_names[] = + "Net/DoubleClickTime\0" "gtk-double-click-time\0" + "Net/DoubleClickDistance\0" "gtk-double-click-distance\0" + "Net/DndDragThreshold\0" "gtk-dnd-drag-threshold\0" + "Net/CursorBlink\0" "gtk-cursor-blink\0" + "Net/CursorBlinkTime\0" "gtk-cursor-blink-time\0" + "Net/ThemeName\0" "gtk-theme-name\0" + "Net/IconThemeName\0" "gtk-icon-theme-name\0" + "Gtk/CanChangeAccels\0" "gtk-can-change-accels\0" + "Gtk/ColorPalette\0" "gtk-color-palette\0" + "Gtk/FontName\0" "gtk-font-name\0" + "Gtk/IconSizes\0" "gtk-icon-sizes\0" + "Gtk/KeyThemeName\0" "gtk-key-theme-name\0" + "Gtk/ToolbarStyle\0" "gtk-toolbar-style\0" + "Gtk/ToolbarIconSize\0" "gtk-toolbar-icon-size\0" + "Gtk/IMPreeditStyle\0" "gtk-im-preedit-style\0" + "Gtk/IMStatusStyle\0" "gtk-im-status-style\0" + "Gtk/Modules\0" "gtk-modules\0" + "Gtk/FileChooserBackend\0" "gtk-file-chooser-backend\0" + "Gtk/ButtonImages\0" "gtk-button-images\0" + "Gtk/MenuImages\0" "gtk-menu-images\0" + "Gtk/MenuBarAccel\0" "gtk-menu-bar-accel\0" + "Gtk/CursorThemeName\0" "gtk-cursor-theme-name\0" + "Gtk/CursorThemeSize\0" "gtk-cursor-theme-size\0" + "Gtk/ShowInputMethodMenu\0" "gtk-show-input-method-menu\0" + "Gtk/ShowUnicodeMenu\0" "gtk-show-unicode-menu\0" + "Gtk/TimeoutInitial\0" "gtk-timeout-initial\0" + "Gtk/TimeoutRepeat\0" "gtk-timeout-repeat\0" + "Gtk/ColorScheme\0" "gtk-color-scheme\0" + "Gtk/EnableAnimations\0" "gtk-enable-animations\0" + "Xft/Antialias\0" "gtk-xft-antialias\0" + "Xft/Hinting\0" "gtk-xft-hinting\0" + "Xft/HintStyle\0" "gtk-xft-hintstyle\0" + "Xft/RGBA\0" "gtk-xft-rgba\0" + "Xft/DPI\0" "gtk-xft-dpi\0" + "Net/FallbackIconTheme\0" "gtk-fallback-icon-theme\0" + "Gtk/TouchscreenMode\0" "gtk-touchscreen-mode\0" + "Gtk/EnableAccels\0" "gtk-enable-accels\0" + "Gtk/EnableMnemonics\0" "gtk-enable-mnemonics\0" + "Gtk/ScrolledWindowPlacement\0" "gtk-scrolled-window-placement\0" + "Gtk/IMModule\0" "gtk-im-module\0" + "Fontconfig/Timestamp\0" "gtk-fontconfig-timestamp\0" + "Net/SoundThemeName\0" "gtk-sound-theme-name\0" + "Net/EnableInputFeedbackSounds\0" "gtk-enable-input-feedback-sounds\0" + "Net/EnableEventSounds\0" "gtk-enable-event-sounds\0"; + + +static const struct +{ + gint xsettings_offset; + gint gdk_offset; +} gdk_settings_map[] = { + { 0, 20 }, + { 42, 66 }, + { 92, 113 }, + { 136, 152 }, + { 169, 189 }, + { 211, 225 }, + { 240, 258 }, + { 278, 298 }, + { 320, 337 }, + { 355, 368 }, + { 382, 396 }, + { 411, 428 }, + { 447, 464 }, + { 482, 502 }, + { 524, 543 }, + { 564, 582 }, + { 602, 614 }, + { 626, 649 }, + { 674, 691 }, + { 709, 724 }, + { 740, 757 }, + { 776, 796 }, + { 818, 838 }, + { 860, 884 }, + { 911, 931 }, + { 953, 972 }, + { 992, 1010 }, + { 1029, 1045 }, + { 1062, 1083 }, + { 1105, 1119 }, + { 1137, 1149 }, + { 1165, 1179 }, + { 1197, 1206 }, + { 1219, 1227 }, + { 1239, 1261 }, + { 1285, 1305 }, + { 1326, 1343 }, + { 1361, 1381 }, + { 1402, 1430 }, + { 1460, 1473 }, + { 1487, 1508 }, + { 1533, 1552 }, + { 1573, 1603 }, + { 1636, 1658 } +}; diff --git a/gdk/broadway/gdkspawn-broadway.c b/gdk/broadway/gdkspawn-broadway.c new file mode 100644 index 0000000000..7f97b4e4f0 --- /dev/null +++ b/gdk/broadway/gdkspawn-broadway.c @@ -0,0 +1,214 @@ +/* + * Copyright (C) 2003 Sun Microsystems Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + * + * Authors: Mark McLoughlin <mark@skynet.ie> + */ + +#include "config.h" + +#include "gdkspawn.h" + +#include <glib.h> +#include <string.h> +#include <stdlib.h> + + +typedef struct { + char *display; + GSpawnChildSetupFunc child_setup; + gpointer user_data; +} UserChildSetup; + +/* + * Set the DISPLAY variable, and then call the user-specified child setup + * function. This is required so that applications can use gdk_spawn_* and + * call putenv() in their child_setup functions. + */ +static void +set_environment (gpointer user_data) +{ + UserChildSetup *setup = user_data; + + g_setenv ("DISPLAY", setup->display, TRUE); + + if (setup->child_setup) + setup->child_setup (setup->user_data); +} + +/** + * gdk_spawn_on_screen: + * @screen: a #GdkScreen + * @working_directory: child's current working directory, or %NULL to + * inherit parent's + * @argv: child's argument vector + * @envp: child's environment, or %NULL to inherit parent's + * @flags: flags from #GSpawnFlags + * @child_setup: function to run in the child just before exec() + * @user_data: user data for @child_setup + * @child_pid: return location for child process ID, or %NULL + * @error: return location for error + * + * Like g_spawn_async(), except the child process is spawned in such + * an environment that on calling gdk_display_open() it would be + * returned a #GdkDisplay with @screen as the default screen. + * + * This is useful for applications which wish to launch an application + * on a specific screen. + * + * Return value: %TRUE on success, %FALSE if error is set + * + * Since: 2.4 + **/ +gboolean +gdk_spawn_on_screen (GdkScreen *screen, + const gchar *working_directory, + gchar **argv, + gchar **envp, + GSpawnFlags flags, + GSpawnChildSetupFunc child_setup, + gpointer user_data, + GPid *child_pid, + GError **error) +{ + UserChildSetup setup_data; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE); + + setup_data.display = gdk_screen_make_display_name (screen); + setup_data.child_setup = child_setup; + setup_data.user_data = user_data; + + return g_spawn_async (working_directory, + argv, + envp, + flags, + set_environment, + &setup_data, + child_pid, + error); +} + +/** + * gdk_spawn_on_screen_with_pipes: + * @screen: a #GdkScreen + * @working_directory: child's current working directory, or %NULL to + * inherit parent's + * @argv: child's argument vector + * @envp: child's environment, or %NULL to inherit parent's + * @flags: flags from #GSpawnFlags + * @child_setup: function to run in the child just before exec() + * @user_data: user data for @child_setup + * @child_pid: return location for child process ID, or %NULL + * @standard_input: return location for file descriptor to write to + * child's stdin, or %NULL + * @standard_output: return location for file descriptor to read child's + * stdout, or %NULL + * @standard_error: return location for file descriptor to read child's + * stderr, or %NULL + * @error: return location for error + * + * Like g_spawn_async_with_pipes(), except the child process is + * spawned in such an environment that on calling gdk_display_open() + * it would be returned a #GdkDisplay with @screen as the default + * screen. + * + * This is useful for applications which wish to launch an application + * on a specific screen. + * + * Return value: %TRUE on success, %FALSE if an error was set + * + * Since: 2.4 + **/ +gboolean +gdk_spawn_on_screen_with_pipes (GdkScreen *screen, + const gchar *working_directory, + gchar **argv, + gchar **envp, + GSpawnFlags flags, + GSpawnChildSetupFunc child_setup, + gpointer user_data, + GPid *child_pid, + gint *standard_input, + gint *standard_output, + gint *standard_error, + GError **error) +{ + UserChildSetup setup_data; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE); + + setup_data.display = gdk_screen_make_display_name (screen); + setup_data.child_setup = child_setup; + setup_data.user_data = user_data; + + return g_spawn_async_with_pipes (working_directory, + argv, + envp, + flags, + set_environment, + &setup_data, + child_pid, + standard_input, + standard_output, + standard_error, + error); + +} + +/** + * gdk_spawn_command_line_on_screen: + * @screen: a #GdkScreen + * @command_line: a command line + * @error: return location for errors + * + * Like g_spawn_command_line_async(), except the child process is + * spawned in such an environment that on calling gdk_display_open() + * it would be returned a #GdkDisplay with @screen as the default + * screen. + * + * This is useful for applications which wish to launch an application + * on a specific screen. + * + * Return value: %TRUE on success, %FALSE if error is set. + * + * Since: 2.4 + **/ +gboolean +gdk_spawn_command_line_on_screen (GdkScreen *screen, + const gchar *command_line, + GError **error) +{ + gchar **argv = NULL; + gboolean retval; + + g_return_val_if_fail (command_line != NULL, FALSE); + + if (!g_shell_parse_argv (command_line, + NULL, &argv, + error)) + return FALSE; + + retval = gdk_spawn_on_screen (screen, + NULL, argv, NULL, + G_SPAWN_SEARCH_PATH, + NULL, NULL, NULL, + error); + g_strfreev (argv); + + return retval; +} diff --git a/gdk/broadway/gdktestutils-broadway.c b/gdk/broadway/gdktestutils-broadway.c new file mode 100644 index 0000000000..d4d47fbad7 --- /dev/null +++ b/gdk/broadway/gdktestutils-broadway.c @@ -0,0 +1,254 @@ +/* Gtk+ testing utilities + * Copyright (C) 2007 Imendio AB + * Authors: Tim Janik + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "gdktestutils.h" + +#include "gdkkeysyms.h" +#include "gdkx.h" + +#include <X11/Xlib.h> + +/** + * gdk_test_render_sync: + * @window: a mapped #GdkWindow + * + * This function retrieves a pixel from @window to force the windowing + * system to carry out any pending rendering commands. + * This function is intended to be used to syncronize with rendering + * pipelines, to benchmark windowing system rendering operations. + * + * Since: 2.14 + **/ +void +gdk_test_render_sync (GdkWindow *window) +{ + Display *display = gdk_x11_drawable_get_xdisplay (window); + XImage *ximage; + + /* syncronize to X drawing queue, see: + * http://mail.gnome.org/archives/gtk-devel-list/2006-October/msg00103.html + */ + ximage = XGetImage (display, DefaultRootWindow (display), + 0, 0, 1, 1, AllPlanes, ZPixmap); + if (ximage != NULL) + XDestroyImage (ximage); +} + +/** + * gdk_test_simulate_key + * @window: a #GdkWindow to simulate a key event for. + * @x: x coordinate within @window for the key event. + * @y: y coordinate within @window for the key event. + * @keyval: A GDK keyboard value. + * @modifiers: Keyboard modifiers the event is setup with. + * @key_pressrelease: either %GDK_KEY_PRESS or %GDK_KEY_RELEASE + * + * This function is intended to be used in GTK+ test programs. + * If (@x,@y) are > (-1,-1), it will warp the mouse pointer to + * the given (@x,@y) corrdinates within @window and simulate a + * key press or release event. + * + * When the mouse pointer is warped to the target location, use + * of this function outside of test programs that run in their + * own virtual windowing system (e.g. Xvfb) is not recommended. + * If (@x,@y) are passed as (-1,-1), the mouse pointer will not + * be warped and @window origin will be used as mouse pointer + * location for the event. + * + * Also, gtk_test_simulate_key() is a fairly low level function, + * for most testing purposes, gtk_test_widget_send_key() is the + * right function to call which will generate a key press event + * followed by its accompanying key release event. + * + * Returns: whether all actions neccessary for a key event simulation + * were carried out successfully. + * + * Since: 2.14 + **/ +gboolean +gdk_test_simulate_key (GdkWindow *window, + gint x, + gint y, + guint keyval, + GdkModifierType modifiers, + GdkEventType key_pressrelease) +{ + GdkScreen *screen; + GdkKeymapKey *keys = NULL; + GdkWindowObject *priv; + gboolean success; + gint n_keys = 0; + XKeyEvent xev = { + 0, /* type */ + 0, /* serial */ + 1, /* send_event */ + }; + g_return_val_if_fail (key_pressrelease == GDK_KEY_PRESS || key_pressrelease == GDK_KEY_RELEASE, FALSE); + g_return_val_if_fail (window != NULL, FALSE); + if (!GDK_WINDOW_IS_MAPPED (window)) + return FALSE; + + screen = gdk_window_get_screen (window); + priv = (GdkWindowObject *)window; + + if (x < 0 && y < 0) + { + x = priv->width / 2; + y = priv->height / 2; + } + + /* Convert to impl coordinates */ + x = x + priv->abs_x; + y = y + priv->abs_y; + + xev.type = key_pressrelease == GDK_KEY_PRESS ? KeyPress : KeyRelease; + xev.display = GDK_DRAWABLE_XDISPLAY (window); + xev.window = GDK_WINDOW_XID (window); + xev.root = RootWindow (xev.display, GDK_SCREEN_XNUMBER (screen)); + xev.subwindow = 0; + xev.time = 0; + xev.x = MAX (x, 0); + xev.y = MAX (y, 0); + xev.x_root = 0; + xev.y_root = 0; + xev.state = modifiers; + xev.keycode = 0; + success = gdk_keymap_get_entries_for_keyval (gdk_keymap_get_for_display (gdk_window_get_display (window)), keyval, &keys, &n_keys); + success &= n_keys > 0; + if (success) + { + gint i; + for (i = 0; i < n_keys; i++) + if (keys[i].group == 0 && keys[i].level == 0) + { + xev.keycode = keys[i].keycode; + break; + } + if (i >= n_keys) /* no match for group==0 and level==0 */ + xev.keycode = keys[0].keycode; + } + g_free (keys); + if (!success) + return FALSE; + gdk_error_trap_push (); + xev.same_screen = XTranslateCoordinates (xev.display, xev.window, xev.root, + xev.x, xev.y, &xev.x_root, &xev.y_root, + &xev.subwindow); + if (!xev.subwindow) + xev.subwindow = xev.window; + success &= xev.same_screen; + if (x >= 0 && y >= 0) + success &= 0 != XWarpPointer (xev.display, None, xev.window, 0, 0, 0, 0, xev.x, xev.y); + success &= 0 != XSendEvent (xev.display, xev.window, True, key_pressrelease == GDK_KEY_PRESS ? KeyPressMask : KeyReleaseMask, (XEvent*) &xev); + XSync (xev.display, False); + success &= 0 == gdk_error_trap_pop(); + return success; +} + +/** + * gdk_test_simulate_button + * @window: a #GdkWindow to simulate a button event for. + * @x: x coordinate within @window for the button event. + * @y: y coordinate within @window for the button event. + * @button: Number of the pointer button for the event, usually 1, 2 or 3. + * @modifiers: Keyboard modifiers the event is setup with. + * @button_pressrelease: either %GDK_BUTTON_PRESS or %GDK_BUTTON_RELEASE + * + * This function is intended to be used in GTK+ test programs. + * It will warp the mouse pointer to the given (@x,@y) corrdinates + * within @window and simulate a button press or release event. + * Because the mouse pointer needs to be warped to the target + * location, use of this function outside of test programs that + * run in their own virtual windowing system (e.g. Xvfb) is not + * recommended. + * + * Also, gtk_test_simulate_button() is a fairly low level function, + * for most testing purposes, gtk_test_widget_click() is the right + * function to call which will generate a button press event followed + * by its accompanying button release event. + * + * Returns: whether all actions neccessary for a button event simulation + * were carried out successfully. + * + * Since: 2.14 + **/ +gboolean +gdk_test_simulate_button (GdkWindow *window, + gint x, + gint y, + guint button, /*1..3*/ + GdkModifierType modifiers, + GdkEventType button_pressrelease) +{ + GdkScreen *screen; + XButtonEvent xev = { + 0, /* type */ + 0, /* serial */ + 1, /* send_event */ + }; + gboolean success; + GdkWindowObject *priv; + + g_return_val_if_fail (button_pressrelease == GDK_BUTTON_PRESS || button_pressrelease == GDK_BUTTON_RELEASE, FALSE); + g_return_val_if_fail (window != NULL, FALSE); + + if (!GDK_WINDOW_IS_MAPPED (window)) + return FALSE; + + screen = gdk_window_get_screen (window); + priv = (GdkWindowObject *)window; + + if (x < 0 && y < 0) + { + x = priv->width / 2; + y = priv->height / 2; + } + + /* Convert to impl coordinates */ + x = x + priv->abs_x; + y = y + priv->abs_y; + + xev.type = button_pressrelease == GDK_BUTTON_PRESS ? ButtonPress : ButtonRelease; + xev.display = GDK_DRAWABLE_XDISPLAY (window); + xev.window = GDK_WINDOW_XID (window); + xev.root = RootWindow (xev.display, GDK_SCREEN_XNUMBER (screen)); + xev.subwindow = 0; + xev.time = 0; + xev.x = x; + xev.y = y; + xev.x_root = 0; + xev.y_root = 0; + xev.state = modifiers; + xev.button = button; + gdk_error_trap_push (); + xev.same_screen = XTranslateCoordinates (xev.display, xev.window, xev.root, + xev.x, xev.y, &xev.x_root, &xev.y_root, + &xev.subwindow); + if (!xev.subwindow) + xev.subwindow = xev.window; + success = xev.same_screen; + success &= 0 != XWarpPointer (xev.display, None, xev.window, 0, 0, 0, 0, xev.x, xev.y); + success &= 0 != XSendEvent (xev.display, xev.window, True, button_pressrelease == GDK_BUTTON_PRESS ? ButtonPressMask : ButtonReleaseMask, (XEvent*) &xev); + XSync (xev.display, False); + success &= 0 == gdk_error_trap_pop(); + return success; +} diff --git a/gdk/broadway/gdkvisual-broadway.c b/gdk/broadway/gdkvisual-broadway.c new file mode 100644 index 0000000000..350e8a2391 --- /dev/null +++ b/gdk/broadway/gdkvisual-broadway.c @@ -0,0 +1,730 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkvisual.h" + +#include "gdkx.h" +#include "gdkprivate-broadway.h" +#include "gdkscreen-broadway.h" +#include "gdkinternals.h" + +#include <X11/Xlib.h> +#include <X11/Xutil.h> + +struct _GdkVisualPrivate +{ + Visual *xvisual; + GdkScreen *screen; + Colormap colormap; +}; + +struct _GdkVisualClass +{ + GObjectClass parent_class; +}; + +static void gdk_visual_add (GdkVisual *visual); +static void gdk_visual_decompose_mask (gulong mask, + gint *shift, + gint *prec); +static guint gdk_visual_hash (Visual *key); +static gboolean gdk_visual_equal (Visual *a, + Visual *b); + + +#ifdef G_ENABLE_DEBUG + +static const gchar *const visual_names[] = +{ + "static gray", + "grayscale", + "static color", + "pseudo color", + "true color", + "direct color", +}; + +#endif /* G_ENABLE_DEBUG */ + +G_DEFINE_TYPE (GdkVisual, gdk_visual, G_TYPE_OBJECT) + +static void +gdk_visual_finalize (GObject *object) +{ + GdkVisualPrivate *priv = (GdkVisualPrivate *) object; + + if (priv->colormap != None) + XFreeColormap (GDK_SCREEN_XDISPLAY (priv->screen), + priv->colormap); + + G_OBJECT_CLASS (gdk_visual_parent_class)->finalize (object); +} + +static void +gdk_visual_class_init (GdkVisualClass *visual_class) +{ + GObjectClass *object_class = G_OBJECT_CLASS (visual_class); + + g_type_class_add_private (object_class, sizeof (GdkVisualPrivate)); + + object_class->finalize = gdk_visual_finalize; +} + +static void +gdk_visual_init (GdkVisual *visual) +{ + visual->priv = G_TYPE_INSTANCE_GET_PRIVATE (visual, + GDK_TYPE_VISUAL, + GdkVisualPrivate); + + visual->priv->colormap = None; +} + +void +_gdk_visual_init (GdkScreen *screen) +{ + static const gint possible_depths[8] = { 32, 30, 24, 16, 15, 8, 4, 1 }; + static const GdkVisualType possible_types[6] = + { + GDK_VISUAL_DIRECT_COLOR, + GDK_VISUAL_TRUE_COLOR, + GDK_VISUAL_PSEUDO_COLOR, + GDK_VISUAL_STATIC_COLOR, + GDK_VISUAL_GRAYSCALE, + GDK_VISUAL_STATIC_GRAY + }; + + GdkScreenX11 *screen_x11; + XVisualInfo *visual_list; + XVisualInfo visual_template; + GdkVisual *temp_visual; + Visual *default_xvisual; + GdkVisual **visuals; + int nxvisuals; + int nvisuals; + int i, j; + + g_return_if_fail (GDK_IS_SCREEN (screen)); + screen_x11 = GDK_SCREEN_X11 (screen); + + nxvisuals = 0; + visual_template.screen = screen_x11->screen_num; + visual_list = XGetVisualInfo (screen_x11->xdisplay, VisualScreenMask, &visual_template, &nxvisuals); + + visuals = g_new (GdkVisual *, nxvisuals); + for (i = 0; i < nxvisuals; i++) + visuals[i] = g_object_new (GDK_TYPE_VISUAL, NULL); + + default_xvisual = DefaultVisual (screen_x11->xdisplay, screen_x11->screen_num); + + nvisuals = 0; + for (i = 0; i < nxvisuals; i++) + { + visuals[nvisuals]->priv->screen = screen; + + if (visual_list[i].depth >= 1) + { +#ifdef __cplusplus + switch (visual_list[i].c_class) +#else /* __cplusplus */ + switch (visual_list[i].class) +#endif /* __cplusplus */ + { + case StaticGray: + visuals[nvisuals]->type = GDK_VISUAL_STATIC_GRAY; + break; + case GrayScale: + visuals[nvisuals]->type = GDK_VISUAL_GRAYSCALE; + break; + case StaticColor: + visuals[nvisuals]->type = GDK_VISUAL_STATIC_COLOR; + break; + case PseudoColor: + visuals[nvisuals]->type = GDK_VISUAL_PSEUDO_COLOR; + break; + case TrueColor: + visuals[nvisuals]->type = GDK_VISUAL_TRUE_COLOR; + break; + case DirectColor: + visuals[nvisuals]->type = GDK_VISUAL_DIRECT_COLOR; + break; + } + + visuals[nvisuals]->depth = visual_list[i].depth; + visuals[nvisuals]->byte_order = + (ImageByteOrder(screen_x11->xdisplay) == LSBFirst) ? + GDK_LSB_FIRST : GDK_MSB_FIRST; + visuals[nvisuals]->red_mask = visual_list[i].red_mask; + visuals[nvisuals]->green_mask = visual_list[i].green_mask; + visuals[nvisuals]->blue_mask = visual_list[i].blue_mask; + visuals[nvisuals]->colormap_size = visual_list[i].colormap_size; + visuals[nvisuals]->bits_per_rgb = visual_list[i].bits_per_rgb; + visuals[nvisuals]->priv->xvisual = visual_list[i].visual; + + if ((visuals[nvisuals]->type == GDK_VISUAL_TRUE_COLOR) || + (visuals[nvisuals]->type == GDK_VISUAL_DIRECT_COLOR)) + { + gdk_visual_decompose_mask (visuals[nvisuals]->red_mask, + &visuals[nvisuals]->red_shift, + &visuals[nvisuals]->red_prec); + + gdk_visual_decompose_mask (visuals[nvisuals]->green_mask, + &visuals[nvisuals]->green_shift, + &visuals[nvisuals]->green_prec); + + gdk_visual_decompose_mask (visuals[nvisuals]->blue_mask, + &visuals[nvisuals]->blue_shift, + &visuals[nvisuals]->blue_prec); + } + else + { + visuals[nvisuals]->red_mask = 0; + visuals[nvisuals]->red_shift = 0; + visuals[nvisuals]->red_prec = 0; + + visuals[nvisuals]->green_mask = 0; + visuals[nvisuals]->green_shift = 0; + visuals[nvisuals]->green_prec = 0; + + visuals[nvisuals]->blue_mask = 0; + visuals[nvisuals]->blue_shift = 0; + visuals[nvisuals]->blue_prec = 0; + } + + nvisuals += 1; + } + } + + if (visual_list) + XFree (visual_list); + + for (i = 0; i < nvisuals; i++) + { + for (j = i+1; j < nvisuals; j++) + { + if (visuals[j]->depth >= visuals[i]->depth) + { + if ((visuals[j]->depth == 8) && (visuals[i]->depth == 8)) + { + if (visuals[j]->type == GDK_VISUAL_PSEUDO_COLOR) + { + temp_visual = visuals[j]; + visuals[j] = visuals[i]; + visuals[i] = temp_visual; + } + else if ((visuals[i]->type != GDK_VISUAL_PSEUDO_COLOR) && + visuals[j]->type > visuals[i]->type) + { + temp_visual = visuals[j]; + visuals[j] = visuals[i]; + visuals[i] = temp_visual; + } + } + else if ((visuals[j]->depth > visuals[i]->depth) || + ((visuals[j]->depth == visuals[i]->depth) && + (visuals[j]->type > visuals[i]->type))) + { + temp_visual = visuals[j]; + visuals[j] = visuals[i]; + visuals[i] = temp_visual; + } + } + } + } + + for (i = 0; i < nvisuals; i++) + { + if (default_xvisual->visualid == visuals[i]->priv->xvisual->visualid) + { + screen_x11->system_visual = visuals[i]; + visuals[i]->priv->colormap = DefaultColormap (screen_x11->xdisplay, + screen_x11->screen_num); + } + + /* For now, we only support 8888 ARGB for the "rgba visual". + * Additional formats (like ABGR) could be added later if they + * turn up. + */ + if (visuals[i]->depth == 32 && + (visuals[i]->red_mask == 0xff0000 && + visuals[i]->green_mask == 0x00ff00 && + visuals[i]->blue_mask == 0x0000ff)) + { + screen_x11->rgba_visual = GDK_VISUAL (visuals[i]); + } + } + +#ifdef G_ENABLE_DEBUG + if (_gdk_debug_flags & GDK_DEBUG_MISC) + { + static const gchar *const visual_names[] = + { + "static gray", + "grayscale", + "static color", + "pseudo color", + "true color", + "direct color", + }; + + for (i = 0; i < nvisuals; i++) + g_message ("visual: %s: %d", + visual_names[visuals[i]->type], + visuals[i]->depth); + } +#endif /* G_ENABLE_DEBUG */ + + screen_x11->navailable_depths = 0; + for (i = 0; i < G_N_ELEMENTS (possible_depths); i++) + { + for (j = 0; j < nvisuals; j++) + { + if (visuals[j]->depth == possible_depths[i]) + { + screen_x11->available_depths[screen_x11->navailable_depths++] = visuals[j]->depth; + break; + } + } + } + + if (screen_x11->navailable_depths == 0) + g_error ("unable to find a usable depth"); + + screen_x11->navailable_types = 0; + for (i = 0; i < G_N_ELEMENTS (possible_types); i++) + { + for (j = 0; j < nvisuals; j++) + { + if (visuals[j]->type == possible_types[i]) + { + screen_x11->available_types[screen_x11->navailable_types++] = visuals[j]->type; + break; + } + } + } + + for (i = 0; i < nvisuals; i++) + gdk_visual_add ((GdkVisual*) visuals[i]); + + if (screen_x11->navailable_types == 0) + g_error ("unable to find a usable visual type"); + + screen_x11->visuals = visuals; + screen_x11->nvisuals = nvisuals; +} + +/** + * gdk_visual_get_best_depth: + * + * Get the best available depth for the default GDK screen. "Best" + * means "largest," i.e. 32 preferred over 24 preferred over 8 bits + * per pixel. + * + * Return value: best available depth + **/ +gint +gdk_visual_get_best_depth (void) +{ + GdkScreen *screen = gdk_screen_get_default(); + + return GDK_SCREEN_X11 (screen)->available_depths[0]; +} + +/** + * gdk_visual_get_best_type: + * + * Return the best available visual type for the default GDK screen. + * + * Return value: best visual type + **/ +GdkVisualType +gdk_visual_get_best_type (void) +{ + GdkScreen *screen = gdk_screen_get_default(); + + return GDK_SCREEN_X11 (screen)->available_types[0]; +} + +/** + * gdk_screen_get_system_visual: + * @screen: a #GdkScreen. + * + * Get the system's default visual for @screen. + * This is the visual for the root window of the display. + * The return value should not be freed. + * + * Return value: (transfer none): the system visual + * + * Since: 2.2 + **/ +GdkVisual * +gdk_screen_get_system_visual (GdkScreen * screen) +{ + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + + return ((GdkVisual *) GDK_SCREEN_X11 (screen)->system_visual); +} + +/** + * gdk_visual_get_best: + * + * Get the visual with the most available colors for the default + * GDK screen. The return value should not be freed. + * + * Return value: (transfer none): best visual + **/ +GdkVisual* +gdk_visual_get_best (void) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (gdk_screen_get_default()); + + return (GdkVisual *)screen_x11->visuals[0]; +} + +/** + * gdk_visual_get_best_with_depth: + * @depth: a bit depth + * + * Get the best visual with depth @depth for the default GDK screen. + * Color visuals and visuals with mutable colormaps are preferred + * over grayscale or fixed-colormap visuals. The return value should not + * be freed. %NULL may be returned if no visual supports @depth. + * + * Return value: (transfer none): best visual for the given depth + **/ +GdkVisual* +gdk_visual_get_best_with_depth (gint depth) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (gdk_screen_get_default ()); + GdkVisual *return_val; + int i; + + return_val = NULL; + for (i = 0; i < screen_x11->nvisuals; i++) + if (depth == screen_x11->visuals[i]->depth) + { + return_val = (GdkVisual *) screen_x11->visuals[i]; + break; + } + + return return_val; +} + +/** + * gdk_visual_get_best_with_type: + * @visual_type: a visual type + * + * Get the best visual of the given @visual_type for the default GDK screen. + * Visuals with higher color depths are considered better. The return value + * should not be freed. %NULL may be returned if no visual has type + * @visual_type. + * + * Return value: (transfer none): best visual of the given type + **/ +GdkVisual* +gdk_visual_get_best_with_type (GdkVisualType visual_type) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (gdk_screen_get_default ()); + GdkVisual *return_val; + int i; + + return_val = NULL; + for (i = 0; i < screen_x11->nvisuals; i++) + if (visual_type == screen_x11->visuals[i]->type) + { + return_val = (GdkVisual *) screen_x11->visuals[i]; + break; + } + + return return_val; +} + +/** + * gdk_visual_get_best_with_both: + * @depth: a bit depth + * @visual_type: a visual type + * + * Combines gdk_visual_get_best_with_depth() and gdk_visual_get_best_with_type(). + * + * Return value: (transfer none): best visual with both @depth and + * @visual_type, or %NULL if none + **/ +GdkVisual* +gdk_visual_get_best_with_both (gint depth, + GdkVisualType visual_type) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (gdk_screen_get_default ()); + GdkVisual *return_val; + int i; + + return_val = NULL; + for (i = 0; i < screen_x11->nvisuals; i++) + if ((depth == screen_x11->visuals[i]->depth) && + (visual_type == screen_x11->visuals[i]->type)) + { + return_val = (GdkVisual *) screen_x11->visuals[i]; + break; + } + + return return_val; +} + +/** + * gdk_query_depths: + * @depths: (out) (array): return location for available depths + * @count: (out): return location for number of available depths + * + * This function returns the available bit depths for the default + * screen. It's equivalent to listing the visuals + * (gdk_list_visuals()) and then looking at the depth field in each + * visual, removing duplicates. + * + * The array returned by this function should not be freed. + * + **/ +void +gdk_query_depths (gint **depths, + gint *count) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (gdk_screen_get_default ()); + + *count = screen_x11->navailable_depths; + *depths = screen_x11->available_depths; +} + +/** + * gdk_query_visual_types: + * @visual_types: return location for the available visual types + * @count: return location for the number of available visual types + * + * This function returns the available visual types for the default + * screen. It's equivalent to listing the visuals + * (gdk_list_visuals()) and then looking at the type field in each + * visual, removing duplicates. + * + * The array returned by this function should not be freed. + **/ +void +gdk_query_visual_types (GdkVisualType **visual_types, + gint *count) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (gdk_screen_get_default ()); + + *count = screen_x11->navailable_types; + *visual_types = screen_x11->available_types; +} + +/** + * gdk_screen_list_visuals: + * @screen: the relevant #GdkScreen. + * + * Lists the available visuals for the specified @screen. + * A visual describes a hardware image data format. + * For example, a visual might support 24-bit color, or 8-bit color, + * and might expect pixels to be in a certain format. + * + * Call g_list_free() on the return value when you're finished with it. + * + * Return value: (transfer container) (element-type GdkVisual): + * a list of visuals; the list must be freed, but not its contents + * + * Since: 2.2 + **/ +GList * +gdk_screen_list_visuals (GdkScreen *screen) +{ + GList *list; + GdkScreenX11 *screen_x11; + guint i; + + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + screen_x11 = GDK_SCREEN_X11 (screen); + + list = NULL; + + for (i = 0; i < screen_x11->nvisuals; ++i) + list = g_list_append (list, screen_x11->visuals[i]); + + return list; +} + +/** + * gdk_x11_screen_lookup_visual: + * @screen: a #GdkScreen. + * @xvisualid: an X Visual ID. + * + * Looks up the #GdkVisual for a particular screen and X Visual ID. + * + * Returns: the #GdkVisual (owned by the screen object), or %NULL + * if the visual ID wasn't found. + * + * Since: 2.2 + */ +GdkVisual * +gdk_x11_screen_lookup_visual (GdkScreen *screen, + VisualID xvisualid) +{ + int i; + GdkScreenX11 *screen_x11; + g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); + screen_x11 = GDK_SCREEN_X11 (screen); + + for (i = 0; i < screen_x11->nvisuals; i++) + if (xvisualid == screen_x11->visuals[i]->priv->xvisual->visualid) + return (GdkVisual *) screen_x11->visuals[i]; + + return NULL; +} + +/** + * gdkx_visual_get: + * @xvisualid: a X visual id. + * + * Returns a #GdkVisual corresponding to a X visual. + * + * Return value: the #GdkVisual. + **/ +GdkVisual* +gdkx_visual_get (VisualID xvisualid) +{ + return gdk_x11_screen_lookup_visual (gdk_screen_get_default (), xvisualid); +} + +static void +gdk_visual_add (GdkVisual *visual) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (visual->priv->screen); + + if (!screen_x11->visual_hash) + screen_x11->visual_hash = g_hash_table_new ((GHashFunc) gdk_visual_hash, + (GEqualFunc) gdk_visual_equal); + + g_hash_table_insert (screen_x11->visual_hash, visual->priv->xvisual, visual); +} + +static void +gdk_visual_decompose_mask (gulong mask, + gint *shift, + gint *prec) +{ + *shift = 0; + *prec = 0; + + if (mask == 0) + { + g_warning ("Mask is 0 in visual. Server bug ?"); + return; + } + + while (!(mask & 0x1)) + { + (*shift)++; + mask >>= 1; + } + + while (mask & 0x1) + { + (*prec)++; + mask >>= 1; + } +} + +static guint +gdk_visual_hash (Visual *key) +{ + return key->visualid; +} + +static gboolean +gdk_visual_equal (Visual *a, + Visual *b) +{ + return (a->visualid == b->visualid); +} + +/** + * _gdk_visual_get_x11_colormap: + * @visual: the visual to get the colormap from + * + * Gets the colormap to use + * + * Returns: the X Colormap to use for new windows using @visual + **/ +Colormap +_gdk_visual_get_x11_colormap (GdkVisual *visual) +{ + GdkVisualPrivate *priv; + + g_return_val_if_fail (GDK_IS_VISUAL (visual), None); + + priv = visual->priv; + + if (priv->colormap == None) + { + priv->colormap = XCreateColormap (GDK_SCREEN_XDISPLAY (priv->screen), + GDK_SCREEN_XROOTWIN (priv->screen), + GDK_VISUAL_XVISUAL (visual), + AllocNone); + } + + return priv->colormap; +} + +/** + * gdk_x11_visual_get_xvisual: + * @visual: a #GdkVisual. + * + * Returns the X visual belonging to a #GdkVisual. + * + * Return value: an Xlib <type>Visual*</type>. + **/ +Visual * +gdk_x11_visual_get_xvisual (GdkVisual *visual) +{ + g_return_val_if_fail (visual != NULL, NULL); + + return visual->priv->xvisual; +} + +/** + * gdk_visual_get_screen: + * @visual: a #GdkVisual + * + * Gets the screen to which this visual belongs + * + * Return value: (transfer none): the screen to which this visual belongs. + * + * Since: 2.2 + **/ +GdkScreen * +gdk_visual_get_screen (GdkVisual *visual) +{ + g_return_val_if_fail (GDK_IS_VISUAL (visual), NULL); + + return visual->priv->screen; +} diff --git a/gdk/broadway/gdkwindow-broadway.c b/gdk/broadway/gdkwindow-broadway.c new file mode 100644 index 0000000000..cb87793ea0 --- /dev/null +++ b/gdk/broadway/gdkwindow-broadway.c @@ -0,0 +1,5583 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-2007 Peter Mattis, Spencer Kimball, + * Josh MacDonald, Ryan Lortie + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkwindow-broadway.h" + +#include "gdkx.h" +#include "gdkwindow.h" +#include "gdkwindowimpl.h" +#include "gdkasync.h" +#include "gdkdisplay-broadway.h" +#include "gdkprivate-broadway.h" +#include "gdkinternals.h" +#include "gdkdeviceprivate.h" +#include "gdkeventsource.h" + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <netinet/in.h> +#include <unistd.h> + +#include <cairo-xlib.h> + +#include "MwmUtil.h" + +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <X11/Xatom.h> + +#include <X11/extensions/shape.h> + +#ifdef HAVE_XKB +#include <X11/XKBlib.h> +#endif + +#ifdef HAVE_XCOMPOSITE +#include <X11/extensions/Xcomposite.h> +#endif + +#ifdef HAVE_XFIXES +#include <X11/extensions/Xfixes.h> +#endif + +#ifdef HAVE_XDAMAGE +#include <X11/extensions/Xdamage.h> +#endif + +const int _gdk_event_mask_table[21] = +{ + ExposureMask, + PointerMotionMask, + PointerMotionHintMask, + ButtonMotionMask, + Button1MotionMask, + Button2MotionMask, + Button3MotionMask, + ButtonPressMask, + ButtonReleaseMask, + KeyPressMask, + KeyReleaseMask, + EnterWindowMask, + LeaveWindowMask, + FocusChangeMask, + StructureNotifyMask, + PropertyChangeMask, + VisibilityChangeMask, + 0, /* PROXIMITY_IN */ + 0, /* PROXIMTY_OUT */ + SubstructureNotifyMask, + ButtonPressMask /* SCROLL; on X mouse wheel events is treated as mouse button 4/5 */ +}; +const int _gdk_nenvent_masks = sizeof (_gdk_event_mask_table) / sizeof (int); + +/* Forward declarations */ +static void gdk_window_set_static_win_gravity (GdkWindow *window, + gboolean on); +static gboolean gdk_window_icon_name_set (GdkWindow *window); +static void set_wm_name (GdkDisplay *display, + Window xwindow, + const gchar *name); +static void move_to_current_desktop (GdkWindow *window); +static void gdk_window_x11_set_background (GdkWindow *window, + cairo_pattern_t *pattern); + +static void gdk_window_impl_x11_finalize (GObject *object); +static void gdk_window_impl_iface_init (GdkWindowImplIface *iface); + +#define WINDOW_IS_TOPLEVEL_OR_FOREIGN(window) \ + (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD && \ + GDK_WINDOW_TYPE (window) != GDK_WINDOW_OFFSCREEN) + +#define WINDOW_IS_TOPLEVEL(window) \ + (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD && \ + GDK_WINDOW_TYPE (window) != GDK_WINDOW_FOREIGN && \ + GDK_WINDOW_TYPE (window) != GDK_WINDOW_OFFSCREEN) + +/* Return whether time1 is considered later than time2 as far as xserver + * time is concerned. Accounts for wraparound. + */ +#define XSERVER_TIME_IS_LATER(time1, time2) \ + ( (( time1 > time2 ) && ( time1 - time2 < ((guint32)-1)/2 )) || \ + (( time1 < time2 ) && ( time2 - time1 > ((guint32)-1)/2 )) \ + ) + +G_DEFINE_TYPE_WITH_CODE (GdkWindowImplX11, + gdk_window_impl_x11, + GDK_TYPE_DRAWABLE_IMPL_X11, + G_IMPLEMENT_INTERFACE (GDK_TYPE_WINDOW_IMPL, + gdk_window_impl_iface_init)); + +GType +_gdk_window_impl_get_type (void) +{ + return gdk_window_impl_x11_get_type (); +} + +static void +gdk_window_impl_x11_init (GdkWindowImplX11 *impl) +{ + impl->toplevel_window_type = -1; + impl->device_cursor = g_hash_table_new_full (NULL, NULL, NULL, + (GDestroyNotify) gdk_cursor_unref); +} + +GdkToplevelX11 * +_gdk_x11_window_get_toplevel (GdkWindow *window) +{ + GdkWindowObject *private; + GdkWindowImplX11 *impl; + + g_return_val_if_fail (GDK_IS_WINDOW (window), NULL); + + if (!WINDOW_IS_TOPLEVEL (window)) + return NULL; + + private = (GdkWindowObject *)window; + impl = GDK_WINDOW_IMPL_X11 (private->impl); + + if (!impl->toplevel) + impl->toplevel = g_new0 (GdkToplevelX11, 1); + + return impl->toplevel; +} + +static void +gdk_window_impl_x11_class_init (GdkWindowImplX11Class *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->finalize = gdk_window_impl_x11_finalize; +} + +static void +gdk_window_impl_x11_finalize (GObject *object) +{ + GdkWindowObject *wrapper; + GdkDrawableImplX11 *draw_impl; + GdkWindowImplX11 *window_impl; + + g_return_if_fail (GDK_IS_WINDOW_IMPL_X11 (object)); + + draw_impl = GDK_DRAWABLE_IMPL_X11 (object); + window_impl = GDK_WINDOW_IMPL_X11 (object); + + wrapper = (GdkWindowObject*) draw_impl->wrapper; + + _gdk_xgrab_check_destroy (GDK_WINDOW (wrapper)); + + if (!GDK_WINDOW_DESTROYED (wrapper)) + { + GdkDisplay *display = GDK_WINDOW_DISPLAY (wrapper); + + _gdk_xid_table_remove (display, draw_impl->xid); + if (window_impl->toplevel && window_impl->toplevel->focus_window) + _gdk_xid_table_remove (display, window_impl->toplevel->focus_window); + } + + g_free (window_impl->toplevel); + + if (window_impl->cursor) + gdk_cursor_unref (window_impl->cursor); + + g_hash_table_destroy (window_impl->device_cursor); + + G_OBJECT_CLASS (gdk_window_impl_x11_parent_class)->finalize (object); +} + +typedef struct { + GdkDisplay *display; + Pixmap pixmap; +} FreePixmapData; + +static void +free_pixmap (gpointer datap) +{ + FreePixmapData *data = datap; + + if (!gdk_display_is_closed (data->display)) + { + XFreePixmap (GDK_DISPLAY_XDISPLAY (data->display), + data->pixmap); + } + + g_object_unref (data->display); + g_slice_free (FreePixmapData, data); +} + +static void +attach_free_pixmap_handler (cairo_surface_t *surface, + GdkDisplay *display, + Pixmap pixmap) +{ + static const cairo_user_data_key_t key; + FreePixmapData *data; + + data = g_slice_new (FreePixmapData); + data->display = g_object_ref (display); + data->pixmap = pixmap; + + cairo_surface_set_user_data (surface, &key, data, free_pixmap); +} + +/* Cairo does not guarantee we get an xlib surface if we call + * cairo_surface_create_similar(). In some cases however, we must use a + * pixmap or bitmap in the X11 API. + * These functions ensure an Xlib surface. + */ +cairo_surface_t * +_gdk_x11_window_create_bitmap_surface (GdkWindow *window, + int width, + int height) +{ + cairo_surface_t *surface; + Pixmap pixmap; + + pixmap = XCreatePixmap (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + width, height, 1); + surface = cairo_xlib_surface_create_for_bitmap (GDK_WINDOW_XDISPLAY (window), + pixmap, + GDK_SCREEN_XSCREEN (GDK_WINDOW_SCREEN (window)), + width, height); + attach_free_pixmap_handler (surface, GDK_WINDOW_DISPLAY (window), pixmap); + + return surface; +} + +static cairo_surface_t * +gdk_x11_window_create_pixmap_surface (GdkWindow *window, + int width, + int height) +{ + cairo_surface_t *surface; + Pixmap pixmap; + + pixmap = XCreatePixmap (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + width, height, + DefaultDepthOfScreen (GDK_SCREEN_XSCREEN (GDK_WINDOW_SCREEN (window)))); + surface = cairo_xlib_surface_create (GDK_WINDOW_XDISPLAY (window), + pixmap, + GDK_VISUAL_XVISUAL (gdk_window_get_visual (window)), + width, height); + attach_free_pixmap_handler (surface, GDK_WINDOW_DISPLAY (window), pixmap); + + return surface; +} + +static void +tmp_unset_bg (GdkWindow *window) +{ + GdkWindowImplX11 *impl; + GdkWindowObject *obj; + + obj = (GdkWindowObject *) window; + impl = GDK_WINDOW_IMPL_X11 (obj->impl); + + impl->no_bg = TRUE; + + XSetWindowBackgroundPixmap (GDK_DRAWABLE_XDISPLAY (window), + GDK_DRAWABLE_XID (window), None); +} + +static void +tmp_reset_bg (GdkWindow *window) +{ + GdkWindowImplX11 *impl; + GdkWindowObject *obj; + + obj = (GdkWindowObject *) window; + impl = GDK_WINDOW_IMPL_X11 (obj->impl); + + impl->no_bg = FALSE; + + gdk_window_x11_set_background (window, obj->background); +} + +/* Unsetting and resetting window backgrounds. + * + * In many cases it is possible to avoid flicker by unsetting the + * background of windows. For example if the background of the + * parent window is unset when a window is unmapped, a brief flicker + * of background painting is avoided. + */ +void +_gdk_x11_window_tmp_unset_bg (GdkWindow *window, + gboolean recurse) +{ + GdkWindowObject *private; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + private = (GdkWindowObject *)window; + + if (private->input_only || private->destroyed || + (private->window_type != GDK_WINDOW_ROOT && + !GDK_WINDOW_IS_MAPPED (window))) + return; + + if (_gdk_window_has_impl (window) && + GDK_WINDOW_IS_X11 (window) && + private->window_type != GDK_WINDOW_ROOT && + private->window_type != GDK_WINDOW_FOREIGN) + tmp_unset_bg (window); + + if (recurse) + { + GList *l; + + for (l = private->children; l != NULL; l = l->next) + _gdk_x11_window_tmp_unset_bg (l->data, TRUE); + } +} + +void +_gdk_x11_window_tmp_unset_parent_bg (GdkWindow *window) +{ + GdkWindowObject *private; + private = (GdkWindowObject*) window; + + if (GDK_WINDOW_TYPE (private->parent) == GDK_WINDOW_ROOT) + return; + + window = _gdk_window_get_impl_window ((GdkWindow *)private->parent); + _gdk_x11_window_tmp_unset_bg (window, FALSE); +} + +void +_gdk_x11_window_tmp_reset_bg (GdkWindow *window, + gboolean recurse) +{ + GdkWindowObject *private; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + private = (GdkWindowObject *)window; + + if (private->input_only || private->destroyed || + (private->window_type != GDK_WINDOW_ROOT && + !GDK_WINDOW_IS_MAPPED (window))) + return; + + + if (_gdk_window_has_impl (window) && + GDK_WINDOW_IS_X11 (window) && + private->window_type != GDK_WINDOW_ROOT && + private->window_type != GDK_WINDOW_FOREIGN) + tmp_reset_bg (window); + + if (recurse) + { + GList *l; + + for (l = private->children; l != NULL; l = l->next) + _gdk_x11_window_tmp_reset_bg (l->data, TRUE); + } +} + +void +_gdk_x11_window_tmp_reset_parent_bg (GdkWindow *window) +{ + GdkWindowObject *private; + private = (GdkWindowObject*) window; + + if (GDK_WINDOW_TYPE (private->parent) == GDK_WINDOW_ROOT) + return; + + window = _gdk_window_get_impl_window ((GdkWindow *)private->parent); + + _gdk_x11_window_tmp_reset_bg (window, FALSE); +} + +void +_gdk_windowing_window_init (GdkScreen * screen) +{ + GdkWindowObject *private; + GdkDrawableImplX11 *draw_impl; + GdkScreenX11 *screen_x11; + + screen_x11 = GDK_SCREEN_X11 (screen); + + g_assert (screen_x11->root_window == NULL); + + screen_x11->root_window = g_object_new (GDK_TYPE_WINDOW, NULL); + + private = (GdkWindowObject *) screen_x11->root_window; + private->impl = g_object_new (_gdk_window_impl_get_type (), NULL); + private->impl_window = private; + private->visual = gdk_screen_get_system_visual (screen); + + draw_impl = GDK_DRAWABLE_IMPL_X11 (private->impl); + + draw_impl->screen = screen; + draw_impl->xid = screen_x11->xroot_window; + draw_impl->wrapper = GDK_DRAWABLE (private); + + private->window_type = GDK_WINDOW_ROOT; + private->depth = DefaultDepthOfScreen (screen_x11->xscreen); + + private->x = 0; + private->y = 0; + private->abs_x = 0; + private->abs_y = 0; + private->width = WidthOfScreen (screen_x11->xscreen); + private->height = HeightOfScreen (screen_x11->xscreen); + private->viewable = TRUE; + + /* see init_randr_support() in gdkscreen-broadway.c */ + private->event_mask = GDK_STRUCTURE_MASK; + + _gdk_window_update_size (screen_x11->root_window); + + _gdk_xid_table_insert (screen_x11->display, + &screen_x11->xroot_window, + screen_x11->root_window); +} + +static void +set_wm_protocols (GdkWindow *window) +{ + GdkDisplay *display = gdk_window_get_display (window); + Atom protocols[4]; + int n = 0; + + protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "WM_DELETE_WINDOW"); + protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "WM_TAKE_FOCUS"); + protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_PING"); + +#ifdef HAVE_XSYNC + if (GDK_DISPLAY_X11 (display)->use_sync) + protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_SYNC_REQUEST"); +#endif + + XSetWMProtocols (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), protocols, n); +} + +static const gchar * +get_default_title (void) +{ + const char *title; + + title = g_get_application_name (); + if (!title) + title = g_get_prgname (); + if (!title) + title = ""; + + return title; +} + +static void +check_leader_window_title (GdkDisplay *display) +{ + GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display); + + if (display_x11->leader_window && !display_x11->leader_window_title_set) + { + set_wm_name (display, + display_x11->leader_window, + get_default_title ()); + + display_x11->leader_window_title_set = TRUE; + } +} + +static Window +create_focus_window (GdkDisplay *display, + XID parent) +{ + GdkDisplayX11 *display_x11; + GdkEventMask event_mask; + Display *xdisplay; + Window focus_window; + + xdisplay = GDK_DISPLAY_XDISPLAY (display); + display_x11 = GDK_DISPLAY_X11 (display); + + focus_window = XCreateSimpleWindow (xdisplay, parent, + -1, -1, 1, 1, 0, + 0, 0); + + /* FIXME: probably better to actually track the requested event mask for the toplevel + */ + event_mask = (GDK_KEY_PRESS_MASK | + GDK_KEY_RELEASE_MASK | + GDK_FOCUS_CHANGE_MASK); + + gdk_event_source_select_events ((GdkEventSource *) display_x11->event_source, + focus_window, + event_mask, 0); + + XMapWindow (xdisplay, focus_window); + + return focus_window; +} + +static void +ensure_sync_counter (GdkWindow *window) +{ +#ifdef HAVE_XSYNC + if (!GDK_WINDOW_DESTROYED (window)) + { + GdkDisplay *display = GDK_WINDOW_DISPLAY (window); + GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); + GdkWindowObject *private = (GdkWindowObject *)window; + GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl); + + if (toplevel && impl->use_synchronized_configure && + toplevel->update_counter == None && + GDK_DISPLAY_X11 (display)->use_sync) + { + Display *xdisplay = GDK_DISPLAY_XDISPLAY (display); + XSyncValue value; + Atom atom; + + XSyncIntToValue (&value, 0); + + toplevel->update_counter = XSyncCreateCounter (xdisplay, value); + + atom = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_SYNC_REQUEST_COUNTER"); + + XChangeProperty (xdisplay, GDK_WINDOW_XID (window), + atom, XA_CARDINAL, + 32, PropModeReplace, + (guchar *)&toplevel->update_counter, 1); + + XSyncIntToValue (&toplevel->current_counter_value, 0); + } + } +#endif +} + +static void +setup_toplevel_window (GdkWindow *window, + GdkWindow *parent) +{ + GdkWindowObject *obj = (GdkWindowObject *)window; + GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); + GdkDisplay *display = gdk_window_get_display (window); + Display *xdisplay = GDK_WINDOW_XDISPLAY (window); + XID xid = GDK_WINDOW_XID (window); + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (GDK_WINDOW_SCREEN (parent)); + XSizeHints size_hints; + long pid; + Window leader_window; + + set_wm_protocols (window); + + if (!obj->input_only) + { + /* The focus window is off the visible area, and serves to receive key + * press events so they don't get sent to child windows. + */ + toplevel->focus_window = create_focus_window (display, xid); + _gdk_xid_table_insert (screen_x11->display, &toplevel->focus_window, window); + } + + check_leader_window_title (screen_x11->display); + + /* FIXME: Is there any point in doing this? Do any WM's pay + * attention to PSize, and even if they do, is this the + * correct value??? + */ + size_hints.flags = PSize; + size_hints.width = obj->width; + size_hints.height = obj->height; + + XSetWMNormalHints (xdisplay, xid, &size_hints); + + /* This will set WM_CLIENT_MACHINE and WM_LOCALE_NAME */ + XSetWMProperties (xdisplay, xid, NULL, NULL, NULL, 0, NULL, NULL, NULL); + + pid = getpid (); + XChangeProperty (xdisplay, xid, + gdk_x11_get_xatom_by_name_for_display (screen_x11->display, "_NET_WM_PID"), + XA_CARDINAL, 32, + PropModeReplace, + (guchar *)&pid, 1); + + leader_window = GDK_DISPLAY_X11 (screen_x11->display)->leader_window; + if (!leader_window) + leader_window = xid; + XChangeProperty (xdisplay, xid, + gdk_x11_get_xatom_by_name_for_display (screen_x11->display, "WM_CLIENT_LEADER"), + XA_WINDOW, 32, PropModeReplace, + (guchar *) &leader_window, 1); + + if (toplevel->focus_window != None) + XChangeProperty (xdisplay, xid, + gdk_x11_get_xatom_by_name_for_display (screen_x11->display, "_NET_WM_USER_TIME_WINDOW"), + XA_WINDOW, 32, PropModeReplace, + (guchar *) &toplevel->focus_window, 1); + + if (!obj->focus_on_map) + gdk_x11_window_set_user_time (window, 0); + else if (GDK_DISPLAY_X11 (screen_x11->display)->user_time != 0) + gdk_x11_window_set_user_time (window, GDK_DISPLAY_X11 (screen_x11->display)->user_time); + + ensure_sync_counter (window); +} + +void +_gdk_window_impl_new (GdkWindow *window, + GdkWindow *real_parent, + GdkScreen *screen, + GdkEventMask event_mask, + GdkWindowAttr *attributes, + gint attributes_mask) +{ + GdkWindowObject *private; + GdkWindowImplX11 *impl; + GdkDrawableImplX11 *draw_impl; + GdkScreenX11 *screen_x11; + GdkDisplayX11 *display_x11; + + Window xparent; + Visual *xvisual; + Display *xdisplay; + Window xid; + + XSetWindowAttributes xattributes; + long xattributes_mask; + XClassHint *class_hint; + + unsigned int class; + const char *title; + + private = (GdkWindowObject *) window; + + screen_x11 = GDK_SCREEN_X11 (screen); + xparent = GDK_WINDOW_XID (real_parent); + display_x11 = GDK_DISPLAY_X11 (GDK_SCREEN_DISPLAY (screen)); + + impl = g_object_new (_gdk_window_impl_get_type (), NULL); + private->impl = (GdkDrawable *)impl; + draw_impl = GDK_DRAWABLE_IMPL_X11 (impl); + draw_impl->wrapper = GDK_DRAWABLE (window); + + draw_impl->screen = screen; + xdisplay = screen_x11->xdisplay; + + xattributes_mask = 0; + + xvisual = gdk_x11_visual_get_xvisual (private->visual); + + if (attributes_mask & GDK_WA_NOREDIR) + { + xattributes.override_redirect = + (attributes->override_redirect == FALSE)?False:True; + xattributes_mask |= CWOverrideRedirect; + } + else + xattributes.override_redirect = False; + + impl->override_redirect = xattributes.override_redirect; + + if (private->parent && private->parent->guffaw_gravity) + { + xattributes.win_gravity = StaticGravity; + xattributes_mask |= CWWinGravity; + } + + /* Sanity checks */ + switch (private->window_type) + { + case GDK_WINDOW_TOPLEVEL: + case GDK_WINDOW_TEMP: + if (GDK_WINDOW_TYPE (private->parent) != GDK_WINDOW_ROOT) + { + /* The common code warns for this case */ + xparent = GDK_SCREEN_XROOTWIN (screen); + } + } + + if (!private->input_only) + { + class = InputOutput; + + xattributes.background_pixel = BlackPixel (xdisplay, screen_x11->screen_num); + + xattributes.border_pixel = BlackPixel (xdisplay, screen_x11->screen_num); + xattributes_mask |= CWBorderPixel | CWBackPixel; + + if (private->guffaw_gravity) + xattributes.bit_gravity = StaticGravity; + else + xattributes.bit_gravity = NorthWestGravity; + + xattributes_mask |= CWBitGravity; + + xattributes.colormap = _gdk_visual_get_x11_colormap (private->visual); + xattributes_mask |= CWColormap; + + if (private->window_type == GDK_WINDOW_TEMP) + { + xattributes.save_under = True; + xattributes.override_redirect = True; + xattributes.cursor = None; + xattributes_mask |= CWSaveUnder | CWOverrideRedirect; + + impl->override_redirect = TRUE; + } + } + else + { + class = InputOnly; + } + + if (private->width > 65535 || + private->height > 65535) + { + g_warning ("Native Windows wider or taller than 65535 pixels are not supported"); + + if (private->width > 65535) + private->width = 65535; + if (private->height > 65535) + private->height = 65535; + } + + xid = draw_impl->xid = XCreateWindow (xdisplay, xparent, + private->x + private->parent->abs_x, + private->y + private->parent->abs_y, + private->width, private->height, + 0, private->depth, class, xvisual, + xattributes_mask, &xattributes); + + g_object_ref (window); + _gdk_xid_table_insert (screen_x11->display, &draw_impl->xid, window); + + switch (GDK_WINDOW_TYPE (private)) + { + case GDK_WINDOW_TOPLEVEL: + case GDK_WINDOW_TEMP: + if (attributes_mask & GDK_WA_TITLE) + title = attributes->title; + else + title = get_default_title (); + + gdk_window_set_title (window, title); + + if (attributes_mask & GDK_WA_WMCLASS) + { + class_hint = XAllocClassHint (); + class_hint->res_name = attributes->wmclass_name; + class_hint->res_class = attributes->wmclass_class; + XSetClassHint (xdisplay, xid, class_hint); + XFree (class_hint); + } + + setup_toplevel_window (window, (GdkWindow *)private->parent); + break; + + case GDK_WINDOW_CHILD: + default: + break; + } + + if (attributes_mask & GDK_WA_TYPE_HINT) + gdk_window_set_type_hint (window, attributes->type_hint); + + gdk_event_source_select_events ((GdkEventSource *) display_x11->event_source, + GDK_WINDOW_XWINDOW (window), event_mask, + StructureNotifyMask | PropertyChangeMask); +} + +static GdkEventMask +x_event_mask_to_gdk_event_mask (long mask) +{ + GdkEventMask event_mask = 0; + int i; + + for (i = 0; i < _gdk_nenvent_masks; i++) + { + if (mask & _gdk_event_mask_table[i]) + event_mask |= 1 << (i + 1); + } + + return event_mask; +} + +/** + * gdk_window_foreign_new_for_display: + * @display: the #GdkDisplay where the window handle comes from. + * @anid: a native window handle. + * + * Wraps a native window in a #GdkWindow. + * This may fail if the window has been destroyed. If the window + * was already known to GDK, a new reference to the existing + * #GdkWindow is returned. + * + * For example in the X backend, a native window handle is an Xlib + * <type>XID</type>. + * + * Return value: a #GdkWindow wrapper for the native window or + * %NULL if the window has been destroyed. The wrapper will be + * newly created, if one doesn't exist already. + * + * Since: 2.2 + **/ +GdkWindow * +gdk_window_foreign_new_for_display (GdkDisplay *display, + GdkNativeWindow anid) +{ + GdkScreen *screen; + GdkWindow *window; + GdkWindowObject *private; + GdkWindowImplX11 *impl; + GdkDrawableImplX11 *draw_impl; + GdkDisplayX11 *display_x11; + XWindowAttributes attrs; + Window root, parent; + Window *children = NULL; + guint nchildren; + gboolean result; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + display_x11 = GDK_DISPLAY_X11 (display); + + if ((window = gdk_xid_table_lookup_for_display (display, anid)) != NULL) + return g_object_ref (window); + + gdk_error_trap_push (); + result = XGetWindowAttributes (display_x11->xdisplay, anid, &attrs); + if (gdk_error_trap_pop () || !result) + return NULL; + + /* FIXME: This is pretty expensive. Maybe the caller should supply + * the parent */ + gdk_error_trap_push (); + result = XQueryTree (display_x11->xdisplay, anid, &root, &parent, &children, &nchildren); + if (gdk_error_trap_pop () || !result) + return NULL; + + if (children) + XFree (children); + + screen = _gdk_x11_display_screen_for_xrootwin (display, root); + + window = g_object_new (GDK_TYPE_WINDOW, NULL); + + private = (GdkWindowObject *) window; + private->impl = g_object_new (_gdk_window_impl_get_type (), NULL); + private->impl_window = private; + private->visual = gdk_x11_screen_lookup_visual (screen, + XVisualIDFromVisual (attrs.visual)); + + impl = GDK_WINDOW_IMPL_X11 (private->impl); + draw_impl = GDK_DRAWABLE_IMPL_X11 (private->impl); + draw_impl->wrapper = GDK_DRAWABLE (window); + draw_impl->screen = screen; + + private->parent = gdk_xid_table_lookup_for_display (display, parent); + + if (!private->parent || GDK_WINDOW_TYPE (private->parent) == GDK_WINDOW_FOREIGN) + private->parent = (GdkWindowObject *) gdk_screen_get_root_window (draw_impl->screen); + + private->parent->children = g_list_prepend (private->parent->children, window); + + draw_impl->xid = anid; + + private->x = attrs.x; + private->y = attrs.y; + private->width = attrs.width; + private->height = attrs.height; + private->window_type = GDK_WINDOW_FOREIGN; + private->destroyed = FALSE; + + private->event_mask = x_event_mask_to_gdk_event_mask (attrs.your_event_mask); + + if (attrs.map_state == IsUnmapped) + private->state = GDK_WINDOW_STATE_WITHDRAWN; + else + private->state = 0; + private->viewable = TRUE; + + private->depth = attrs.depth; + + g_object_ref (window); + _gdk_xid_table_insert (display, &GDK_WINDOW_XID (window), window); + + /* Update the clip region, etc */ + _gdk_window_update_size (window); + + return window; +} + +/** + * gdk_window_lookup_for_display: + * @display: the #GdkDisplay corresponding to the window handle + * @anid: a native window handle. + * + * Looks up the #GdkWindow that wraps the given native window handle. + * + * For example in the X backend, a native window handle is an Xlib + * <type>XID</type>. + * + * Return value: the #GdkWindow wrapper for the native window, + * or %NULL if there is none. + * + * Since: 2.2 + **/ +GdkWindow * +gdk_window_lookup_for_display (GdkDisplay *display, GdkNativeWindow anid) +{ + return (GdkWindow*) gdk_xid_table_lookup_for_display (display, anid); +} + +/** + * gdk_window_lookup: + * @anid: a native window handle. + * + * Looks up the #GdkWindow that wraps the given native window handle. + * + * For example in the X backend, a native window handle is an Xlib + * <type>XID</type>. + * + * Return value: the #GdkWindow wrapper for the native window, + * or %NULL if there is none. + **/ +GdkWindow * +gdk_window_lookup (GdkNativeWindow anid) +{ + return (GdkWindow*) gdk_xid_table_lookup (anid); +} + +static void +gdk_toplevel_x11_free_contents (GdkDisplay *display, + GdkToplevelX11 *toplevel) +{ + if (toplevel->icon_pixmap) + { + cairo_surface_destroy (toplevel->icon_pixmap); + toplevel->icon_pixmap = NULL; + } + if (toplevel->icon_mask) + { + cairo_surface_destroy (toplevel->icon_mask); + toplevel->icon_mask = NULL; + } + if (toplevel->group_leader) + { + g_object_unref (toplevel->group_leader); + toplevel->group_leader = NULL; + } +#ifdef HAVE_XSYNC + if (toplevel->update_counter != None) + { + XSyncDestroyCounter (GDK_DISPLAY_XDISPLAY (display), + toplevel->update_counter); + toplevel->update_counter = None; + + XSyncIntToValue (&toplevel->current_counter_value, 0); + } +#endif +} + +static void +_gdk_x11_window_destroy (GdkWindow *window, + gboolean recursing, + gboolean foreign_destroy) +{ + GdkWindowObject *private = (GdkWindowObject *)window; + GdkToplevelX11 *toplevel; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + _gdk_selection_window_destroyed (window); + + toplevel = _gdk_x11_window_get_toplevel (window); + if (toplevel) + gdk_toplevel_x11_free_contents (GDK_WINDOW_DISPLAY (window), toplevel); + + _gdk_x11_drawable_finish (private->impl); + + if (!recursing && !foreign_destroy) + { + XDestroyWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window)); + } +} + +static cairo_surface_t * +gdk_window_x11_resize_cairo_surface (GdkWindow *window, + cairo_surface_t *surface, + gint width, + gint height) +{ + cairo_xlib_surface_set_size (surface, width, height); + + return surface; +} + +void +_gdk_windowing_window_destroy_foreign (GdkWindow *window) +{ + /* It's somebody else's window, but in our hierarchy, + * so reparent it to the root window, and then send + * it a delete event, as if we were a WM + */ + XClientMessageEvent xclient; + + gdk_error_trap_push (); + gdk_window_hide (window); + gdk_window_reparent (window, NULL, 0, 0); + + memset (&xclient, 0, sizeof (xclient)); + xclient.type = ClientMessage; + xclient.window = GDK_WINDOW_XID (window); + xclient.message_type = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window), + "WM_PROTOCOLS"); + xclient.format = 32; + xclient.data.l[0] = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window), + "WM_DELETE_WINDOW"); + xclient.data.l[1] = CurrentTime; + xclient.data.l[2] = 0; + xclient.data.l[3] = 0; + xclient.data.l[4] = 0; + + XSendEvent (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + False, 0, (XEvent *)&xclient); + gdk_error_trap_pop_ignored (); +} + +static GdkWindow * +get_root (GdkWindow *window) +{ + GdkScreen *screen = gdk_window_get_screen (window); + + return gdk_screen_get_root_window (screen); +} + +/* This function is called when the XWindow is really gone. + */ +void +gdk_window_destroy_notify (GdkWindow *window) +{ + GdkWindowImplX11 *window_impl; + + window_impl = GDK_WINDOW_IMPL_X11 (((GdkWindowObject *)window)->impl); + + if (!GDK_WINDOW_DESTROYED (window)) + { + if (GDK_WINDOW_TYPE(window) != GDK_WINDOW_FOREIGN) + g_warning ("GdkWindow %#lx unexpectedly destroyed", GDK_WINDOW_XID (window)); + + _gdk_window_destroy (window, TRUE); + } + + _gdk_xid_table_remove (GDK_WINDOW_DISPLAY (window), GDK_WINDOW_XID (window)); + if (window_impl->toplevel && window_impl->toplevel->focus_window) + _gdk_xid_table_remove (GDK_WINDOW_DISPLAY (window), window_impl->toplevel->focus_window); + + _gdk_xgrab_check_destroy (window); + + g_object_unref (window); +} + +static void +update_wm_hints (GdkWindow *window, + gboolean force) +{ + GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); + GdkWindowObject *private = (GdkWindowObject *)window; + GdkDisplay *display = GDK_WINDOW_DISPLAY (window); + XWMHints wm_hints; + + if (!force && + !toplevel->is_leader && + private->state & GDK_WINDOW_STATE_WITHDRAWN) + return; + + wm_hints.flags = StateHint | InputHint; + wm_hints.input = private->accept_focus ? True : False; + wm_hints.initial_state = NormalState; + + if (private->state & GDK_WINDOW_STATE_ICONIFIED) + { + wm_hints.flags |= StateHint; + wm_hints.initial_state = IconicState; + } + + if (toplevel->icon_pixmap) + { + wm_hints.flags |= IconPixmapHint; + wm_hints.icon_pixmap = cairo_xlib_surface_get_drawable (toplevel->icon_pixmap); + } + + if (toplevel->icon_mask) + { + wm_hints.flags |= IconMaskHint; + wm_hints.icon_mask = cairo_xlib_surface_get_drawable (toplevel->icon_mask); + } + + wm_hints.flags |= WindowGroupHint; + if (toplevel->group_leader && !GDK_WINDOW_DESTROYED (toplevel->group_leader)) + { + wm_hints.flags |= WindowGroupHint; + wm_hints.window_group = GDK_WINDOW_XID (toplevel->group_leader); + } + else + wm_hints.window_group = GDK_DISPLAY_X11 (display)->leader_window; + + if (toplevel->urgency_hint) + wm_hints.flags |= XUrgencyHint; + + XSetWMHints (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + &wm_hints); +} + +static void +set_initial_hints (GdkWindow *window) +{ + GdkDisplay *display = GDK_WINDOW_DISPLAY (window); + Display *xdisplay = GDK_DISPLAY_XDISPLAY (display); + Window xwindow = GDK_WINDOW_XID (window); + GdkWindowObject *private; + GdkToplevelX11 *toplevel; + Atom atoms[9]; + gint i; + + private = (GdkWindowObject*) window; + toplevel = _gdk_x11_window_get_toplevel (window); + + if (!toplevel) + return; + + update_wm_hints (window, TRUE); + + /* We set the spec hints regardless of whether the spec is supported, + * since it can't hurt and it's kind of expensive to check whether + * it's supported. + */ + + i = 0; + + if (private->state & GDK_WINDOW_STATE_MAXIMIZED) + { + atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_STATE_MAXIMIZED_VERT"); + ++i; + atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_STATE_MAXIMIZED_HORZ"); + ++i; + toplevel->have_maxhorz = toplevel->have_maxvert = TRUE; + } + + if (private->state & GDK_WINDOW_STATE_ABOVE) + { + atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_STATE_ABOVE"); + ++i; + } + + if (private->state & GDK_WINDOW_STATE_BELOW) + { + atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_STATE_BELOW"); + ++i; + } + + if (private->state & GDK_WINDOW_STATE_STICKY) + { + atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_STATE_STICKY"); + ++i; + toplevel->have_sticky = TRUE; + } + + if (private->state & GDK_WINDOW_STATE_FULLSCREEN) + { + atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_STATE_FULLSCREEN"); + ++i; + toplevel->have_fullscreen = TRUE; + } + + if (private->modal_hint) + { + atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_STATE_MODAL"); + ++i; + } + + if (toplevel->skip_taskbar_hint) + { + atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_STATE_SKIP_TASKBAR"); + ++i; + } + + if (toplevel->skip_pager_hint) + { + atoms[i] = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_WM_STATE_SKIP_PAGER"); + ++i; + } + + if (i > 0) + { + XChangeProperty (xdisplay, + xwindow, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE"), + XA_ATOM, 32, PropModeReplace, + (guchar*) atoms, i); + } + else + { + XDeleteProperty (xdisplay, + xwindow, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE")); + } + + if (private->state & GDK_WINDOW_STATE_STICKY) + { + atoms[0] = 0xFFFFFFFF; + XChangeProperty (xdisplay, + xwindow, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP"), + XA_CARDINAL, 32, PropModeReplace, + (guchar*) atoms, 1); + toplevel->on_all_desktops = TRUE; + } + else + { + XDeleteProperty (xdisplay, + xwindow, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP")); + } + + toplevel->map_serial = NextRequest (xdisplay); +} + +static void +gdk_window_x11_show (GdkWindow *window, gboolean already_mapped) +{ + GdkWindowObject *private = (GdkWindowObject*) window; + GdkDisplay *display; + GdkDisplayX11 *display_x11; + GdkToplevelX11 *toplevel; + GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl); + Display *xdisplay = GDK_WINDOW_XDISPLAY (window); + Window xwindow = GDK_WINDOW_XID (window); + gboolean unset_bg; + + if (!already_mapped) + set_initial_hints (window); + + if (WINDOW_IS_TOPLEVEL (window)) + { + display = gdk_window_get_display (window); + display_x11 = GDK_DISPLAY_X11 (display); + toplevel = _gdk_x11_window_get_toplevel (window); + + if (toplevel->user_time != 0 && + display_x11->user_time != 0 && + XSERVER_TIME_IS_LATER (display_x11->user_time, toplevel->user_time)) + gdk_x11_window_set_user_time (window, display_x11->user_time); + } + + unset_bg = !private->input_only && + (private->window_type == GDK_WINDOW_CHILD || + impl->override_redirect) && + gdk_window_is_viewable (window); + + if (unset_bg) + _gdk_x11_window_tmp_unset_bg (window, TRUE); + + XMapWindow (xdisplay, xwindow); + + if (unset_bg) + _gdk_x11_window_tmp_reset_bg (window, TRUE); +} + +static void +pre_unmap (GdkWindow *window) +{ + GdkWindow *start_window = NULL; + GdkWindowObject *private = (GdkWindowObject *)window; + + if (private->input_only) + return; + + if (private->window_type == GDK_WINDOW_CHILD) + start_window = _gdk_window_get_impl_window ((GdkWindow *)private->parent); + else if (private->window_type == GDK_WINDOW_TEMP) + start_window = get_root (window); + + if (start_window) + _gdk_x11_window_tmp_unset_bg (start_window, TRUE); +} + +static void +post_unmap (GdkWindow *window) +{ + GdkWindow *start_window = NULL; + GdkWindowObject *private = (GdkWindowObject *)window; + + if (private->input_only) + return; + + if (private->window_type == GDK_WINDOW_CHILD) + start_window = _gdk_window_get_impl_window ((GdkWindow *)private->parent); + else if (private->window_type == GDK_WINDOW_TEMP) + start_window = get_root (window); + + if (start_window) + { + _gdk_x11_window_tmp_reset_bg (start_window, TRUE); + + if (private->window_type == GDK_WINDOW_CHILD && private->parent) + { + GdkRectangle invalid_rect; + + gdk_window_get_position (window, &invalid_rect.x, &invalid_rect.y); + invalid_rect.width = gdk_window_get_width (window); + invalid_rect.height = gdk_window_get_height (window); + gdk_window_invalidate_rect ((GdkWindow *)private->parent, + &invalid_rect, TRUE); + } + } +} + +static void +gdk_window_x11_hide (GdkWindow *window) +{ + GdkWindowObject *private; + + private = (GdkWindowObject*) window; + + /* We'll get the unmap notify eventually, and handle it then, + * but checking here makes things more consistent if we are + * just doing stuff ourself. + */ + _gdk_xgrab_check_unmap (window, + NextRequest (GDK_WINDOW_XDISPLAY (window))); + + /* You can't simply unmap toplevel windows. */ + switch (private->window_type) + { + case GDK_WINDOW_TOPLEVEL: + case GDK_WINDOW_TEMP: /* ? */ + gdk_window_withdraw (window); + return; + + case GDK_WINDOW_FOREIGN: + case GDK_WINDOW_ROOT: + case GDK_WINDOW_CHILD: + break; + } + + _gdk_window_clear_update_area (window); + + pre_unmap (window); + XUnmapWindow (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window)); + post_unmap (window); +} + +static void +gdk_window_x11_withdraw (GdkWindow *window) +{ + GdkWindowObject *private; + + private = (GdkWindowObject*) window; + if (!private->destroyed) + { + if (GDK_WINDOW_IS_MAPPED (window)) + gdk_synthesize_window_state (window, + 0, + GDK_WINDOW_STATE_WITHDRAWN); + + g_assert (!GDK_WINDOW_IS_MAPPED (window)); + + pre_unmap (window); + + XWithdrawWindow (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), 0); + + post_unmap (window); + } +} + +static inline void +window_x11_move (GdkWindow *window, + gint x, + gint y) +{ + GdkWindowObject *private = (GdkWindowObject *) window; + GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl); + + if (GDK_WINDOW_TYPE (private) == GDK_WINDOW_CHILD) + { + _gdk_window_move_resize_child (window, + x, y, + private->width, private->height); + } + else + { + XMoveWindow (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + x, y); + + if (impl->override_redirect) + { + private->x = x; + private->y = y; + } + } +} + +static inline void +window_x11_resize (GdkWindow *window, + gint width, + gint height) +{ + GdkWindowObject *private = (GdkWindowObject *) window; + + if (width < 1) + width = 1; + + if (height < 1) + height = 1; + + if (GDK_WINDOW_TYPE (private) == GDK_WINDOW_CHILD) + { + _gdk_window_move_resize_child (window, + private->x, private->y, + width, height); + } + else + { + GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl); + + XResizeWindow (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + width, height); + + if (impl->override_redirect) + { + private->width = width; + private->height = height; + _gdk_x11_drawable_update_size (private->impl); + } + else + { + if (width != private->width || height != private->height) + private->resize_count += 1; + } + } + + _gdk_x11_drawable_update_size (private->impl); +} + +static inline void +window_x11_move_resize (GdkWindow *window, + gint x, + gint y, + gint width, + gint height) +{ + GdkWindowObject *private = (GdkWindowObject *) window;; + + if (width < 1) + width = 1; + + if (height < 1) + height = 1; + + if (GDK_WINDOW_TYPE (private) == GDK_WINDOW_CHILD) + { + _gdk_window_move_resize_child (window, x, y, width, height); + _gdk_x11_drawable_update_size (private->impl); + } + else + { + GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl); + + XMoveResizeWindow (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + x, y, width, height); + + if (impl->override_redirect) + { + private->x = x; + private->y = y; + + private->width = width; + private->height = height; + + _gdk_x11_drawable_update_size (private->impl); + } + else + { + if (width != private->width || height != private->height) + private->resize_count += 1; + } + } +} + +static void +gdk_window_x11_move_resize (GdkWindow *window, + gboolean with_move, + gint x, + gint y, + gint width, + gint height) +{ + if (with_move && (width < 0 && height < 0)) + window_x11_move (window, x, y); + else + { + if (with_move) + window_x11_move_resize (window, x, y, width, height); + else + window_x11_resize (window, width, height); + } +} + +static gboolean +gdk_window_x11_reparent (GdkWindow *window, + GdkWindow *new_parent, + gint x, + gint y) +{ + GdkWindowObject *window_private; + GdkWindowObject *parent_private; + GdkWindowImplX11 *impl; + + window_private = (GdkWindowObject*) window; + parent_private = (GdkWindowObject*) new_parent; + impl = GDK_WINDOW_IMPL_X11 (window_private->impl); + + _gdk_x11_window_tmp_unset_bg (window, TRUE); + _gdk_x11_window_tmp_unset_parent_bg (window); + XReparentWindow (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + GDK_WINDOW_XID (new_parent), + parent_private->abs_x + x, parent_private->abs_y + y); + _gdk_x11_window_tmp_reset_parent_bg (window); + _gdk_x11_window_tmp_reset_bg (window, TRUE); + + if (GDK_WINDOW_TYPE (new_parent) == GDK_WINDOW_FOREIGN) + new_parent = gdk_screen_get_root_window (GDK_WINDOW_SCREEN (window)); + + window_private->parent = parent_private; + + /* Switch the window type as appropriate */ + + switch (GDK_WINDOW_TYPE (new_parent)) + { + case GDK_WINDOW_ROOT: + case GDK_WINDOW_FOREIGN: + /* Reparenting to toplevel */ + + if (!WINDOW_IS_TOPLEVEL (window) && + GDK_WINDOW_TYPE (new_parent) == GDK_WINDOW_FOREIGN) + { + /* This is also done in common code at a later stage, but we + need it in setup_toplevel, so do it here too */ + if (window_private->toplevel_window_type != -1) + GDK_WINDOW_TYPE (window) = window_private->toplevel_window_type; + else if (GDK_WINDOW_TYPE (window) == GDK_WINDOW_CHILD) + GDK_WINDOW_TYPE (window) = GDK_WINDOW_TOPLEVEL; + + /* Wasn't a toplevel, set up */ + setup_toplevel_window (window, new_parent); + } + + break; + + case GDK_WINDOW_TOPLEVEL: + case GDK_WINDOW_CHILD: + case GDK_WINDOW_TEMP: + if (WINDOW_IS_TOPLEVEL (window) && + impl->toplevel) + { + if (impl->toplevel->focus_window) + { + XDestroyWindow (GDK_WINDOW_XDISPLAY (window), impl->toplevel->focus_window); + _gdk_xid_table_remove (GDK_WINDOW_DISPLAY (window), impl->toplevel->focus_window); + } + + gdk_toplevel_x11_free_contents (GDK_WINDOW_DISPLAY (window), + impl->toplevel); + g_free (impl->toplevel); + impl->toplevel = NULL; + } + } + + return FALSE; +} + +static void +gdk_window_x11_raise (GdkWindow *window) +{ + XRaiseWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window)); +} + +static void +gdk_window_x11_restack_under (GdkWindow *window, + GList *native_siblings /* in requested order, first is bottom-most */) +{ + Window *windows; + int n_windows, i; + GList *l; + + n_windows = g_list_length (native_siblings) + 1; + windows = g_new (Window, n_windows); + + windows[0] = GDK_WINDOW_XID (window); + /* Reverse order, as input order is bottom-most first */ + i = n_windows - 1; + for (l = native_siblings; l != NULL; l = l->next) + windows[i--] = GDK_WINDOW_XID (l->data); + + XRestackWindows (GDK_WINDOW_XDISPLAY (window), windows, n_windows); + + g_free (windows); +} + +static void +gdk_window_x11_restack_toplevel (GdkWindow *window, + GdkWindow *sibling, + gboolean above) +{ + XWindowChanges changes; + + changes.sibling = GDK_WINDOW_XID (sibling); + changes.stack_mode = above ? Above : Below; + XReconfigureWMWindow (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + gdk_screen_get_number (GDK_WINDOW_SCREEN (window)), + CWStackMode | CWSibling, &changes); +} + +static void +gdk_window_x11_lower (GdkWindow *window) +{ + XLowerWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window)); +} + +/** + * gdk_x11_window_move_to_current_desktop: + * @window: a #GdkWindow + * + * Moves the window to the correct workspace when running under a + * window manager that supports multiple workspaces, as described + * in the <ulink url="http://www.freedesktop.org/Standards/wm-spec">Extended + * Window Manager Hints</ulink>. Will not do anything if the + * window is already on all workspaces. + * + * Since: 2.8 + */ +void +gdk_x11_window_move_to_current_desktop (GdkWindow *window) +{ + GdkToplevelX11 *toplevel; + + g_return_if_fail (GDK_IS_WINDOW (window)); + g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); + + toplevel = _gdk_x11_window_get_toplevel (window); + + if (toplevel->on_all_desktops) + return; + + move_to_current_desktop (window); +} + +static void +move_to_current_desktop (GdkWindow *window) +{ + if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), + gdk_atom_intern_static_string ("_NET_WM_DESKTOP"))) + { + Atom type; + gint format; + gulong nitems; + gulong bytes_after; + guchar *data; + gulong *current_desktop; + GdkDisplay *display; + + display = gdk_window_get_display (window); + + /* Get current desktop, then set it; this is a race, but not + * one that matters much in practice. + */ + XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XROOTWIN (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_CURRENT_DESKTOP"), + 0, G_MAXLONG, + False, XA_CARDINAL, &type, &format, &nitems, + &bytes_after, &data); + + if (type == XA_CARDINAL) + { + XClientMessageEvent xclient; + current_desktop = (gulong *)data; + + memset (&xclient, 0, sizeof (xclient)); + xclient.type = ClientMessage; + xclient.serial = 0; + xclient.send_event = True; + xclient.window = GDK_WINDOW_XWINDOW (window); + xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP"); + xclient.format = 32; + + xclient.data.l[0] = *current_desktop; + xclient.data.l[1] = 0; + xclient.data.l[2] = 0; + xclient.data.l[3] = 0; + xclient.data.l[4] = 0; + + XSendEvent (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XROOTWIN (window), + False, + SubstructureRedirectMask | SubstructureNotifyMask, + (XEvent *)&xclient); + + XFree (current_desktop); + } + } +} + +/** + * gdk_window_focus: + * @window: a #GdkWindow + * @timestamp: timestamp of the event triggering the window focus + * + * Sets keyboard focus to @window. In most cases, gtk_window_present() + * should be used on a #GtkWindow, rather than calling this function. + * + **/ +void +gdk_window_focus (GdkWindow *window, + guint32 timestamp) +{ + GdkDisplay *display; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + display = GDK_WINDOW_DISPLAY (window); + + if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), + gdk_atom_intern_static_string ("_NET_ACTIVE_WINDOW"))) + { + XClientMessageEvent xclient; + + memset (&xclient, 0, sizeof (xclient)); + xclient.type = ClientMessage; + xclient.window = GDK_WINDOW_XWINDOW (window); + xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, + "_NET_ACTIVE_WINDOW"); + xclient.format = 32; + xclient.data.l[0] = 1; /* requestor type; we're an app */ + xclient.data.l[1] = timestamp; + xclient.data.l[2] = None; /* currently active window */ + xclient.data.l[3] = 0; + xclient.data.l[4] = 0; + + XSendEvent (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window), False, + SubstructureRedirectMask | SubstructureNotifyMask, + (XEvent *)&xclient); + } + else + { + XRaiseWindow (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window)); + + /* There is no way of knowing reliably whether we are viewable; + * _gdk_x11_set_input_focus_safe() traps errors asynchronously. + */ + _gdk_x11_set_input_focus_safe (display, GDK_WINDOW_XID (window), + RevertToParent, + timestamp); + } +} + +/** + * gdk_window_set_type_hint: + * @window: A toplevel #GdkWindow + * @hint: A hint of the function this window will have + * + * The application can use this call to provide a hint to the window + * manager about the functionality of a window. The window manager + * can use this information when determining the decoration and behaviour + * of the window. + * + * The hint must be set before the window is mapped. + **/ +void +gdk_window_set_type_hint (GdkWindow *window, + GdkWindowTypeHint hint) +{ + GdkDisplay *display; + Atom atom; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + display = gdk_window_get_display (window); + + switch (hint) + { + case GDK_WINDOW_TYPE_HINT_DIALOG: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DIALOG"); + break; + case GDK_WINDOW_TYPE_HINT_MENU: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_MENU"); + break; + case GDK_WINDOW_TYPE_HINT_TOOLBAR: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_TOOLBAR"); + break; + case GDK_WINDOW_TYPE_HINT_UTILITY: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_UTILITY"); + break; + case GDK_WINDOW_TYPE_HINT_SPLASHSCREEN: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_SPLASH"); + break; + case GDK_WINDOW_TYPE_HINT_DOCK: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DOCK"); + break; + case GDK_WINDOW_TYPE_HINT_DESKTOP: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DESKTOP"); + break; + case GDK_WINDOW_TYPE_HINT_DROPDOWN_MENU: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU"); + break; + case GDK_WINDOW_TYPE_HINT_POPUP_MENU: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_POPUP_MENU"); + break; + case GDK_WINDOW_TYPE_HINT_TOOLTIP: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_TOOLTIP"); + break; + case GDK_WINDOW_TYPE_HINT_NOTIFICATION: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_NOTIFICATION"); + break; + case GDK_WINDOW_TYPE_HINT_COMBO: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_COMBO"); + break; + case GDK_WINDOW_TYPE_HINT_DND: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DND"); + break; + default: + g_warning ("Unknown hint %d passed to gdk_window_set_type_hint", hint); + /* Fall thru */ + case GDK_WINDOW_TYPE_HINT_NORMAL: + atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_NORMAL"); + break; + } + + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE"), + XA_ATOM, 32, PropModeReplace, + (guchar *)&atom, 1); +} + +/** + * gdk_window_get_type_hint: + * @window: A toplevel #GdkWindow + * + * This function returns the type hint set for a window. + * + * Return value: The type hint set for @window + * + * Since: 2.10 + **/ +GdkWindowTypeHint +gdk_window_get_type_hint (GdkWindow *window) +{ + GdkDisplay *display; + GdkWindowTypeHint type; + Atom type_return; + gint format_return; + gulong nitems_return; + gulong bytes_after_return; + guchar *data = NULL; + + g_return_val_if_fail (GDK_IS_WINDOW (window), GDK_WINDOW_TYPE_HINT_NORMAL); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return GDK_WINDOW_TYPE_HINT_NORMAL; + + type = GDK_WINDOW_TYPE_HINT_NORMAL; + + display = gdk_window_get_display (window); + + if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE"), + 0, G_MAXLONG, False, XA_ATOM, &type_return, + &format_return, &nitems_return, &bytes_after_return, + &data) == Success) + { + if ((type_return == XA_ATOM) && (format_return == 32) && + (data) && (nitems_return == 1)) + { + Atom atom = *(Atom*)data; + + if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DIALOG")) + type = GDK_WINDOW_TYPE_HINT_DIALOG; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_MENU")) + type = GDK_WINDOW_TYPE_HINT_MENU; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_TOOLBAR")) + type = GDK_WINDOW_TYPE_HINT_TOOLBAR; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_UTILITY")) + type = GDK_WINDOW_TYPE_HINT_UTILITY; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_SPLASH")) + type = GDK_WINDOW_TYPE_HINT_SPLASHSCREEN; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DOCK")) + type = GDK_WINDOW_TYPE_HINT_DOCK; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DESKTOP")) + type = GDK_WINDOW_TYPE_HINT_DESKTOP; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU")) + type = GDK_WINDOW_TYPE_HINT_DROPDOWN_MENU; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_POPUP_MENU")) + type = GDK_WINDOW_TYPE_HINT_POPUP_MENU; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_TOOLTIP")) + type = GDK_WINDOW_TYPE_HINT_TOOLTIP; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_NOTIFICATION")) + type = GDK_WINDOW_TYPE_HINT_NOTIFICATION; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_COMBO")) + type = GDK_WINDOW_TYPE_HINT_COMBO; + else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DND")) + type = GDK_WINDOW_TYPE_HINT_DND; + } + + if (type_return != None && data != NULL) + XFree (data); + } + + return type; +} + +static void +gdk_wmspec_change_state (gboolean add, + GdkWindow *window, + GdkAtom state1, + GdkAtom state2) +{ + GdkDisplay *display = GDK_WINDOW_DISPLAY (window); + XClientMessageEvent xclient; + +#define _NET_WM_STATE_REMOVE 0 /* remove/unset property */ +#define _NET_WM_STATE_ADD 1 /* add/set property */ +#define _NET_WM_STATE_TOGGLE 2 /* toggle property */ + + memset (&xclient, 0, sizeof (xclient)); + xclient.type = ClientMessage; + xclient.window = GDK_WINDOW_XID (window); + xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE"); + xclient.format = 32; + xclient.data.l[0] = add ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE; + xclient.data.l[1] = gdk_x11_atom_to_xatom_for_display (display, state1); + xclient.data.l[2] = gdk_x11_atom_to_xatom_for_display (display, state2); + xclient.data.l[3] = 0; + xclient.data.l[4] = 0; + + XSendEvent (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XROOTWIN (window), False, + SubstructureRedirectMask | SubstructureNotifyMask, + (XEvent *)&xclient); +} + +/** + * gdk_window_set_modal_hint: + * @window: A toplevel #GdkWindow + * @modal: %TRUE if the window is modal, %FALSE otherwise. + * + * The application can use this hint to tell the window manager + * that a certain window has modal behaviour. The window manager + * can use this information to handle modal windows in a special + * way. + * + * You should only use this on windows for which you have + * previously called gdk_window_set_transient_for() + **/ +void +gdk_window_set_modal_hint (GdkWindow *window, + gboolean modal) +{ + GdkWindowObject *private; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + private = (GdkWindowObject*) window; + + private->modal_hint = modal; + + if (GDK_WINDOW_IS_MAPPED (window)) + gdk_wmspec_change_state (modal, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_MODAL"), + GDK_NONE); +} + +/** + * gdk_window_set_skip_taskbar_hint: + * @window: a toplevel #GdkWindow + * @skips_taskbar: %TRUE to skip the taskbar + * + * Toggles whether a window should appear in a task list or window + * list. If a window's semantic type as specified with + * gdk_window_set_type_hint() already fully describes the window, this + * function should <emphasis>not</emphasis> be called in addition, + * instead you should allow the window to be treated according to + * standard policy for its semantic type. + * + * Since: 2.2 + **/ +void +gdk_window_set_skip_taskbar_hint (GdkWindow *window, + gboolean skips_taskbar) +{ + GdkToplevelX11 *toplevel; + + g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + toplevel = _gdk_x11_window_get_toplevel (window); + toplevel->skip_taskbar_hint = skips_taskbar; + + if (GDK_WINDOW_IS_MAPPED (window)) + gdk_wmspec_change_state (skips_taskbar, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_SKIP_TASKBAR"), + GDK_NONE); +} + +/** + * gdk_window_set_skip_pager_hint: + * @window: a toplevel #GdkWindow + * @skips_pager: %TRUE to skip the pager + * + * Toggles whether a window should appear in a pager (workspace + * switcher, or other desktop utility program that displays a small + * thumbnail representation of the windows on the desktop). If a + * window's semantic type as specified with gdk_window_set_type_hint() + * already fully describes the window, this function should + * <emphasis>not</emphasis> be called in addition, instead you should + * allow the window to be treated according to standard policy for + * its semantic type. + * + * Since: 2.2 + **/ +void +gdk_window_set_skip_pager_hint (GdkWindow *window, + gboolean skips_pager) +{ + GdkToplevelX11 *toplevel; + + g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + toplevel = _gdk_x11_window_get_toplevel (window); + toplevel->skip_pager_hint = skips_pager; + + if (GDK_WINDOW_IS_MAPPED (window)) + gdk_wmspec_change_state (skips_pager, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_SKIP_PAGER"), + GDK_NONE); +} + +/** + * gdk_window_set_urgency_hint: + * @window: a toplevel #GdkWindow + * @urgent: %TRUE if the window is urgent + * + * Toggles whether a window needs the user's + * urgent attention. + * + * Since: 2.8 + **/ +void +gdk_window_set_urgency_hint (GdkWindow *window, + gboolean urgent) +{ + GdkToplevelX11 *toplevel; + + g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + toplevel = _gdk_x11_window_get_toplevel (window); + toplevel->urgency_hint = urgent; + + update_wm_hints (window, FALSE); +} + +/** + * gdk_window_set_geometry_hints: + * @window: a toplevel #GdkWindow + * @geometry: geometry hints + * @geom_mask: bitmask indicating fields of @geometry to pay attention to + * + * Sets the geometry hints for @window. Hints flagged in @geom_mask + * are set, hints not flagged in @geom_mask are unset. + * To unset all hints, use a @geom_mask of 0 and a @geometry of %NULL. + * + * This function provides hints to the windowing system about + * acceptable sizes for a toplevel window. The purpose of + * this is to constrain user resizing, but the windowing system + * will typically (but is not required to) also constrain the + * current size of the window to the provided values and + * constrain programatic resizing via gdk_window_resize() or + * gdk_window_move_resize(). + * + * Note that on X11, this effect has no effect on windows + * of type %GDK_WINDOW_TEMP or windows where override redirect + * has been turned on via gdk_window_set_override_redirect() + * since these windows are not resizable by the user. + * + * Since you can't count on the windowing system doing the + * constraints for programmatic resizes, you should generally + * call gdk_window_constrain_size() yourself to determine + * appropriate sizes. + * + **/ +void +gdk_window_set_geometry_hints (GdkWindow *window, + const GdkGeometry *geometry, + GdkWindowHints geom_mask) +{ + XSizeHints size_hints; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + size_hints.flags = 0; + + if (geom_mask & GDK_HINT_POS) + { + size_hints.flags |= PPosition; + /* We need to initialize the following obsolete fields because KWM + * apparently uses these fields if they are non-zero. + * #@#!#!$!. + */ + size_hints.x = 0; + size_hints.y = 0; + } + + if (geom_mask & GDK_HINT_USER_POS) + { + size_hints.flags |= USPosition; + } + + if (geom_mask & GDK_HINT_USER_SIZE) + { + size_hints.flags |= USSize; + } + + if (geom_mask & GDK_HINT_MIN_SIZE) + { + size_hints.flags |= PMinSize; + size_hints.min_width = geometry->min_width; + size_hints.min_height = geometry->min_height; + } + + if (geom_mask & GDK_HINT_MAX_SIZE) + { + size_hints.flags |= PMaxSize; + size_hints.max_width = MAX (geometry->max_width, 1); + size_hints.max_height = MAX (geometry->max_height, 1); + } + + if (geom_mask & GDK_HINT_BASE_SIZE) + { + size_hints.flags |= PBaseSize; + size_hints.base_width = geometry->base_width; + size_hints.base_height = geometry->base_height; + } + + if (geom_mask & GDK_HINT_RESIZE_INC) + { + size_hints.flags |= PResizeInc; + size_hints.width_inc = geometry->width_inc; + size_hints.height_inc = geometry->height_inc; + } + + if (geom_mask & GDK_HINT_ASPECT) + { + size_hints.flags |= PAspect; + if (geometry->min_aspect <= 1) + { + size_hints.min_aspect.x = 65536 * geometry->min_aspect; + size_hints.min_aspect.y = 65536; + } + else + { + size_hints.min_aspect.x = 65536; + size_hints.min_aspect.y = 65536 / geometry->min_aspect;; + } + if (geometry->max_aspect <= 1) + { + size_hints.max_aspect.x = 65536 * geometry->max_aspect; + size_hints.max_aspect.y = 65536; + } + else + { + size_hints.max_aspect.x = 65536; + size_hints.max_aspect.y = 65536 / geometry->max_aspect;; + } + } + + if (geom_mask & GDK_HINT_WIN_GRAVITY) + { + size_hints.flags |= PWinGravity; + size_hints.win_gravity = geometry->win_gravity; + } + + /* FIXME: Would it be better to delete this property if + * geom_mask == 0? It would save space on the server + */ + XSetWMNormalHints (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + &size_hints); +} + +static void +gdk_window_get_geometry_hints (GdkWindow *window, + GdkGeometry *geometry, + GdkWindowHints *geom_mask) +{ + XSizeHints *size_hints; + glong junk_supplied_mask = 0; + + g_return_if_fail (GDK_IS_WINDOW (window)); + g_return_if_fail (geometry != NULL); + g_return_if_fail (geom_mask != NULL); + + *geom_mask = 0; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + size_hints = XAllocSizeHints (); + if (!size_hints) + return; + + if (!XGetWMNormalHints (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + size_hints, + &junk_supplied_mask)) + size_hints->flags = 0; + + if (size_hints->flags & PMinSize) + { + *geom_mask |= GDK_HINT_MIN_SIZE; + geometry->min_width = size_hints->min_width; + geometry->min_height = size_hints->min_height; + } + + if (size_hints->flags & PMaxSize) + { + *geom_mask |= GDK_HINT_MAX_SIZE; + geometry->max_width = MAX (size_hints->max_width, 1); + geometry->max_height = MAX (size_hints->max_height, 1); + } + + if (size_hints->flags & PResizeInc) + { + *geom_mask |= GDK_HINT_RESIZE_INC; + geometry->width_inc = size_hints->width_inc; + geometry->height_inc = size_hints->height_inc; + } + + if (size_hints->flags & PAspect) + { + *geom_mask |= GDK_HINT_ASPECT; + + geometry->min_aspect = (gdouble) size_hints->min_aspect.x / (gdouble) size_hints->min_aspect.y; + geometry->max_aspect = (gdouble) size_hints->max_aspect.x / (gdouble) size_hints->max_aspect.y; + } + + if (size_hints->flags & PWinGravity) + { + *geom_mask |= GDK_HINT_WIN_GRAVITY; + geometry->win_gravity = size_hints->win_gravity; + } + + XFree (size_hints); +} + +static gboolean +utf8_is_latin1 (const gchar *str) +{ + const char *p = str; + + while (*p) + { + gunichar ch = g_utf8_get_char (p); + + if (ch > 0xff) + return FALSE; + + p = g_utf8_next_char (p); + } + + return TRUE; +} + +/* Set the property to @utf8_str as STRING if the @utf8_str is fully + * convertable to STRING, otherwise, set it as compound text + */ +static void +set_text_property (GdkDisplay *display, + Window xwindow, + Atom property, + const gchar *utf8_str) +{ + gchar *prop_text = NULL; + Atom prop_type; + gint prop_length; + gint prop_format; + gboolean is_compound_text; + + if (utf8_is_latin1 (utf8_str)) + { + prop_type = XA_STRING; + prop_text = gdk_utf8_to_string_target (utf8_str); + prop_length = prop_text ? strlen (prop_text) : 0; + prop_format = 8; + is_compound_text = FALSE; + } + else + { + GdkAtom gdk_type; + + gdk_utf8_to_compound_text_for_display (display, + utf8_str, &gdk_type, &prop_format, + (guchar **)&prop_text, &prop_length); + prop_type = gdk_x11_atom_to_xatom_for_display (display, gdk_type); + is_compound_text = TRUE; + } + + if (prop_text) + { + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), + xwindow, + property, + prop_type, prop_format, + PropModeReplace, (guchar *)prop_text, + prop_length); + + if (is_compound_text) + gdk_free_compound_text ((guchar *)prop_text); + else + g_free (prop_text); + } +} + +/* Set WM_NAME and _NET_WM_NAME + */ +static void +set_wm_name (GdkDisplay *display, + Window xwindow, + const gchar *name) +{ + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), xwindow, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_NAME"), + gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, + PropModeReplace, (guchar *)name, strlen (name)); + + set_text_property (display, xwindow, + gdk_x11_get_xatom_by_name_for_display (display, "WM_NAME"), + name); +} + +/** + * gdk_window_set_title: + * @window: a toplevel #GdkWindow + * @title: title of @window + * + * Sets the title of a toplevel window, to be displayed in the titlebar. + * If you haven't explicitly set the icon name for the window + * (using gdk_window_set_icon_name()), the icon name will be set to + * @title as well. @title must be in UTF-8 encoding (as with all + * user-readable strings in GDK/GTK+). @title may not be %NULL. + **/ +void +gdk_window_set_title (GdkWindow *window, + const gchar *title) +{ + GdkDisplay *display; + Display *xdisplay; + Window xwindow; + + g_return_if_fail (title != NULL); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + display = gdk_window_get_display (window); + xdisplay = GDK_DISPLAY_XDISPLAY (display); + xwindow = GDK_WINDOW_XID (window); + + set_wm_name (display, xwindow, title); + + if (!gdk_window_icon_name_set (window)) + { + XChangeProperty (xdisplay, xwindow, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON_NAME"), + gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, + PropModeReplace, (guchar *)title, strlen (title)); + + set_text_property (display, xwindow, + gdk_x11_get_xatom_by_name_for_display (display, "WM_ICON_NAME"), + title); + } +} + +/** + * gdk_window_set_role: + * @window: a toplevel #GdkWindow + * @role: a string indicating its role + * + * When using GTK+, typically you should use gtk_window_set_role() instead + * of this low-level function. + * + * The window manager and session manager use a window's role to + * distinguish it from other kinds of window in the same application. + * When an application is restarted after being saved in a previous + * session, all windows with the same title and role are treated as + * interchangeable. So if you have two windows with the same title + * that should be distinguished for session management purposes, you + * should set the role on those windows. It doesn't matter what string + * you use for the role, as long as you have a different role for each + * non-interchangeable kind of window. + * + **/ +void +gdk_window_set_role (GdkWindow *window, + const gchar *role) +{ + GdkDisplay *display; + + display = gdk_window_get_display (window); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (role) + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "WM_WINDOW_ROLE"), + XA_STRING, 8, PropModeReplace, (guchar *)role, strlen (role)); + else + XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "WM_WINDOW_ROLE")); +} + +/** + * gdk_window_set_startup_id: + * @window: a toplevel #GdkWindow + * @startup_id: a string with startup-notification identifier + * + * When using GTK+, typically you should use gtk_window_set_startup_id() + * instead of this low-level function. + * + * Since: 2.12 + * + **/ +void +gdk_window_set_startup_id (GdkWindow *window, + const gchar *startup_id) +{ + GdkDisplay *display; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + display = gdk_window_get_display (window); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (startup_id) + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_STARTUP_ID"), + gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, + PropModeReplace, (unsigned char *)startup_id, strlen (startup_id)); + else + XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_STARTUP_ID")); +} + +/** + * gdk_window_set_transient_for: + * @window: a toplevel #GdkWindow + * @parent: another toplevel #GdkWindow + * + * Indicates to the window manager that @window is a transient dialog + * associated with the application window @parent. This allows the + * window manager to do things like center @window on @parent and + * keep @window above @parent. + * + * See gtk_window_set_transient_for() if you're using #GtkWindow or + * #GtkDialog. + **/ +void +gdk_window_set_transient_for (GdkWindow *window, + GdkWindow *parent) +{ + if (!GDK_WINDOW_DESTROYED (window) && !GDK_WINDOW_DESTROYED (parent) && + WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + XSetTransientForHint (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + GDK_WINDOW_XID (parent)); +} + +static gboolean +gdk_window_x11_set_back_color (GdkWindow *window, + double red, + double green, + double blue, + double alpha) +{ + GdkVisual *visual = gdk_window_get_visual (window); + + /* I suppose we could handle these, but that'd require fiddling with + * xrender formats... */ + if (alpha != 1.0) + return FALSE; + + switch (visual->type) + { + case GDK_VISUAL_DIRECT_COLOR: + case GDK_VISUAL_TRUE_COLOR: + { + /* If bits not used for color are used for something other than padding, + * it's likely alpha, so we set them to 1s. + */ + guint padding, pixel; + + /* Shifting by >= width-of-type isn't defined in C */ + if (visual->depth >= 32) + padding = 0; + else + padding = ((~(guint32)0)) << visual->depth; + + pixel = ~ (visual->red_mask | visual->green_mask | visual->blue_mask | padding); + + pixel += (((int) (red * ((1 << visual->red_prec ) - 1))) << visual->red_shift ) + + (((int) (green * ((1 << visual->green_prec) - 1))) << visual->green_shift) + + (((int) (blue * ((1 << visual->blue_prec ) - 1))) << visual->blue_shift ); + + XSetWindowBackground (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), pixel); + } + return TRUE; + + /* These require fiddling with the colormap, and as they're essentially unused + * we're just gonna skip them for now. + */ + case GDK_VISUAL_PSEUDO_COLOR: + case GDK_VISUAL_GRAYSCALE: + case GDK_VISUAL_STATIC_GRAY: + case GDK_VISUAL_STATIC_COLOR: + default: + break; + } + + return FALSE; +} + +static gboolean +matrix_is_identity (cairo_matrix_t *matrix) +{ + return matrix->xx == 1.0 && matrix->yy == 1.0 && + matrix->yx == 0.0 && matrix->xy == 0.0 && + matrix->x0 == 0.0 && matrix->y0 == 0.0; +} + +static void +gdk_window_x11_set_background (GdkWindow *window, + cairo_pattern_t *pattern) +{ + double r, g, b, a; + cairo_surface_t *surface; + cairo_matrix_t matrix; + + if (GDK_WINDOW_DESTROYED (window)) + return; + + if (pattern == NULL) + { + GdkWindow *parent; + + /* X throws BadMatch if the parent has a different visual when + * using ParentRelative */ + parent = gdk_window_get_parent (window); + if (parent && gdk_window_get_visual (parent) == gdk_window_get_visual (window)) + XSetWindowBackgroundPixmap (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), ParentRelative); + else + XSetWindowBackgroundPixmap (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), None); + return; + } + + switch (cairo_pattern_get_type (pattern)) + { + case CAIRO_PATTERN_TYPE_SOLID: + cairo_pattern_get_rgba (pattern, &r, &g, &b, &a); + if (gdk_window_x11_set_back_color (window, r, g, b, a)) + return; + break; + case CAIRO_PATTERN_TYPE_SURFACE: + cairo_pattern_get_matrix (pattern, &matrix); + if (cairo_pattern_get_surface (pattern, &surface) == CAIRO_STATUS_SUCCESS && + matrix_is_identity (&matrix) && + cairo_surface_get_type (surface) == CAIRO_SURFACE_TYPE_XLIB && + cairo_xlib_surface_get_visual (surface) == GDK_VISUAL_XVISUAL (gdk_window_get_visual ((window))) && + cairo_xlib_surface_get_display (surface) == GDK_WINDOW_XDISPLAY (window)) + { + double x, y; + + cairo_surface_get_device_offset (surface, &x, &y); + /* XXX: This still bombs for non-pixmaps, but there's no way to + * detect we're not a pixmap in Cairo... */ + if (x == 0.0 && y == 0.0) + { + XSetWindowBackgroundPixmap (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + cairo_xlib_surface_get_drawable (surface)); + return; + } + } + /* fall through */ + case CAIRO_PATTERN_TYPE_LINEAR: + case CAIRO_PATTERN_TYPE_RADIAL: + default: + /* fallback: just use black */ + break; + } + + XSetWindowBackgroundPixmap (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), None); +} + +static void +gdk_window_x11_set_device_cursor (GdkWindow *window, + GdkDevice *device, + GdkCursor *cursor) +{ + GdkWindowObject *private; + GdkWindowImplX11 *impl; + + g_return_if_fail (GDK_IS_WINDOW (window)); + g_return_if_fail (GDK_IS_DEVICE (device)); + + private = (GdkWindowObject *) window; + impl = GDK_WINDOW_IMPL_X11 (private->impl); + + if (!cursor) + g_hash_table_remove (impl->device_cursor, device); + else + { + _gdk_x11_cursor_update_theme (cursor); + g_hash_table_replace (impl->device_cursor, + device, gdk_cursor_ref (cursor)); + } + + if (!GDK_WINDOW_DESTROYED (window)) + GDK_DEVICE_GET_CLASS (device)->set_window_cursor (device, window, cursor); +} + +GdkCursor * +_gdk_x11_window_get_cursor (GdkWindow *window) +{ + GdkWindowObject *private; + GdkWindowImplX11 *impl; + + g_return_val_if_fail (GDK_IS_WINDOW (window), NULL); + + private = (GdkWindowObject *)window; + impl = GDK_WINDOW_IMPL_X11 (private->impl); + + return impl->cursor; +} + +static void +gdk_window_x11_get_geometry (GdkWindow *window, + gint *x, + gint *y, + gint *width, + gint *height, + gint *depth) +{ + Window root; + gint tx; + gint ty; + guint twidth; + guint theight; + guint tborder_width; + guint tdepth; + + if (!GDK_WINDOW_DESTROYED (window)) + { + XGetGeometry (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + &root, &tx, &ty, &twidth, &theight, &tborder_width, &tdepth); + + if (x) + *x = tx; + if (y) + *y = ty; + if (width) + *width = twidth; + if (height) + *height = theight; + if (depth) + *depth = tdepth; + } +} + +static gint +gdk_window_x11_get_root_coords (GdkWindow *window, + gint x, + gint y, + gint *root_x, + gint *root_y) +{ + gint return_val; + Window child; + gint tx; + gint ty; + + return_val = XTranslateCoordinates (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + GDK_WINDOW_XROOTWIN (window), + x, y, &tx, &ty, + &child); + + if (root_x) + *root_x = tx; + if (root_y) + *root_y = ty; + + return return_val; +} + +/** + * gdk_window_get_root_origin: + * @window: a toplevel #GdkWindow + * @x: return location for X position of window frame + * @y: return location for Y position of window frame + * + * Obtains the top-left corner of the window manager frame in root + * window coordinates. + * + **/ +void +gdk_window_get_root_origin (GdkWindow *window, + gint *x, + gint *y) +{ + GdkRectangle rect; + + gdk_window_get_frame_extents (window, &rect); + + if (x) + *x = rect.x; + + if (y) + *y = rect.y; +} + +/** + * gdk_window_get_frame_extents: + * @window: a toplevel #GdkWindow + * @rect: rectangle to fill with bounding box of the window frame + * + * Obtains the bounding box of the window, including window manager + * titlebar/borders if any. The frame position is given in root window + * coordinates. To get the position of the window itself (rather than + * the frame) in root window coordinates, use gdk_window_get_origin(). + * + **/ +void +gdk_window_get_frame_extents (GdkWindow *window, + GdkRectangle *rect) +{ + GdkDisplay *display; + GdkWindowObject *private; + GdkWindowImplX11 *impl; + Window xwindow; + Window xparent; + Window root; + Window child; + Window *children; + guchar *data; + Window *vroots; + Atom type_return; + guint nchildren; + guint nvroots; + gulong nitems_return; + gulong bytes_after_return; + gint format_return; + gint i; + guint ww, wh, wb, wd; + gint wx, wy; + gboolean got_frame_extents = FALSE; + + g_return_if_fail (rect != NULL); + + private = (GdkWindowObject*) window; + + rect->x = 0; + rect->y = 0; + rect->width = 1; + rect->height = 1; + + while (private->parent && ((GdkWindowObject*) private->parent)->parent) + private = (GdkWindowObject*) private->parent; + + /* Refine our fallback answer a bit using local information */ + rect->x = private->x; + rect->y = private->y; + rect->width = private->width; + rect->height = private->height; + + impl = GDK_WINDOW_IMPL_X11 (private->impl); + if (GDK_WINDOW_DESTROYED (private) || impl->override_redirect) + return; + + nvroots = 0; + vroots = NULL; + + gdk_error_trap_push(); + + display = gdk_window_get_display (window); + xwindow = GDK_WINDOW_XID (window); + + /* first try: use _NET_FRAME_EXTENTS */ + if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), xwindow, + gdk_x11_get_xatom_by_name_for_display (display, + "_NET_FRAME_EXTENTS"), + 0, G_MAXLONG, False, XA_CARDINAL, &type_return, + &format_return, &nitems_return, &bytes_after_return, + &data) + == Success) + { + if ((type_return == XA_CARDINAL) && (format_return == 32) && + (nitems_return == 4) && (data)) + { + gulong *ldata = (gulong *) data; + got_frame_extents = TRUE; + + /* try to get the real client window geometry */ + if (XGetGeometry (GDK_DISPLAY_XDISPLAY (display), xwindow, + &root, &wx, &wy, &ww, &wh, &wb, &wd) && + XTranslateCoordinates (GDK_DISPLAY_XDISPLAY (display), + xwindow, root, 0, 0, &wx, &wy, &child)) + { + rect->x = wx; + rect->y = wy; + rect->width = ww; + rect->height = wh; + } + + /* _NET_FRAME_EXTENTS format is left, right, top, bottom */ + rect->x -= ldata[0]; + rect->y -= ldata[2]; + rect->width += ldata[0] + ldata[1]; + rect->height += ldata[2] + ldata[3]; + } + + if (data) + XFree (data); + } + + if (got_frame_extents) + goto out; + + /* no frame extents property available, which means we either have a WM that + is not EWMH compliant or is broken - try fallback and walk up the window + tree to get our window's parent which hopefully is the window frame */ + + /* use NETWM_VIRTUAL_ROOTS if available */ + root = GDK_WINDOW_XROOTWIN (window); + + if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), root, + gdk_x11_get_xatom_by_name_for_display (display, + "_NET_VIRTUAL_ROOTS"), + 0, G_MAXLONG, False, XA_WINDOW, &type_return, + &format_return, &nitems_return, &bytes_after_return, + &data) + == Success) + { + if ((type_return == XA_WINDOW) && (format_return == 32) && (data)) + { + nvroots = nitems_return; + vroots = (Window *)data; + } + } + + xparent = GDK_WINDOW_XID (window); + + do + { + xwindow = xparent; + + if (!XQueryTree (GDK_DISPLAY_XDISPLAY (display), xwindow, + &root, &xparent, + &children, &nchildren)) + goto out; + + if (children) + XFree (children); + + /* check virtual roots */ + for (i = 0; i < nvroots; i++) + { + if (xparent == vroots[i]) + { + root = xparent; + break; + } + } + } + while (xparent != root); + + if (XGetGeometry (GDK_DISPLAY_XDISPLAY (display), xwindow, + &root, &wx, &wy, &ww, &wh, &wb, &wd)) + { + rect->x = wx; + rect->y = wy; + rect->width = ww; + rect->height = wh; + } + + out: + if (vroots) + XFree (vroots); + + gdk_error_trap_pop_ignored (); +} + +void +_gdk_windowing_get_device_state (GdkDisplay *display, + GdkDevice *device, + GdkScreen **screen, + gint *x, + gint *y, + GdkModifierType *mask) +{ + GdkScreen *default_screen; + + if (display->closed) + return; + + default_screen = gdk_display_get_default_screen (display); + + + if (G_LIKELY (GDK_DISPLAY_X11 (display)->trusted_client)) + { + GdkWindow *root; + + GDK_DEVICE_GET_CLASS (device)->query_state (device, + gdk_screen_get_root_window (default_screen), + &root, NULL, + x, y, + NULL, NULL, + mask); + *screen = gdk_window_get_screen (root); + } + else + { + XSetWindowAttributes attributes; + Display *xdisplay; + Window xwindow, w, root, child; + int rootx, rooty, winx, winy; + unsigned int xmask; + + /* FIXME: untrusted clients not multidevice-safe */ + + xdisplay = GDK_SCREEN_XDISPLAY (default_screen); + xwindow = GDK_SCREEN_XROOTWIN (default_screen); + + w = XCreateWindow (xdisplay, xwindow, 0, 0, 1, 1, 0, + CopyFromParent, InputOnly, CopyFromParent, + 0, &attributes); + XQueryPointer (xdisplay, w, + &root, &child, &rootx, &rooty, &winx, &winy, &xmask); + XDestroyWindow (xdisplay, w); + + if (root != None) + { + GdkWindow *gdk_root = gdk_window_lookup_for_display (display, root); + *screen = gdk_window_get_screen (gdk_root); + } + + *x = rootx; + *y = rooty; + *mask = xmask; + } +} + +static gboolean +gdk_window_x11_get_device_state (GdkWindow *window, + GdkDevice *device, + gint *x, + gint *y, + GdkModifierType *mask) +{ + GdkDisplay *display = GDK_WINDOW_DISPLAY (window); + gboolean return_val; + + g_return_val_if_fail (window == NULL || GDK_IS_WINDOW (window), FALSE); + + return_val = TRUE; + + if (!GDK_WINDOW_DESTROYED (window)) + { + if (G_LIKELY (GDK_DISPLAY_X11 (display)->trusted_client)) + { + GdkWindow *child; + + GDK_DEVICE_GET_CLASS (device)->query_state (device, window, + NULL, &child, + NULL, NULL, + x, y, mask); + return_val = (child != NULL); + } + else + { + GdkScreen *screen; + int originx, originy; + int rootx, rooty; + int winx = 0; + int winy = 0; + unsigned int xmask = 0; + + _gdk_windowing_get_device_state (gdk_window_get_display (window), device, + &screen, &rootx, &rooty, &xmask); + gdk_window_get_origin (window, &originx, &originy); + winx = rootx - originx; + winy = rooty - originy; + + *x = winx; + *y = winy; + *mask = xmask; + } + } + + return return_val; +} + +/** + * gdk_display_warp_pointer: + * @display: a #GdkDisplay + * @screen: the screen of @display to warp the pointer to + * @x: the x coordinate of the destination + * @y: the y coordinate of the destination + * + * Warps the pointer of @display to the point @x,@y on + * the screen @screen, unless the pointer is confined + * to a window by a grab, in which case it will be moved + * as far as allowed by the grab. Warping the pointer + * creates events as if the user had moved the mouse + * instantaneously to the destination. + * + * Note that the pointer should normally be under the + * control of the user. This function was added to cover + * some rare use cases like keyboard navigation support + * for the color picker in the #GtkColorSelectionDialog. + * + * Since: 2.8 + * + * Deprecated: 3.0: Use gdk_display_warp_device() instead. + */ +void +gdk_display_warp_pointer (GdkDisplay *display, + GdkScreen *screen, + gint x, + gint y) +{ + GdkDevice *device; + + g_return_if_fail (GDK_IS_DISPLAY (display)); + g_return_if_fail (GDK_IS_SCREEN (screen)); + + device = display->core_pointer; + GDK_DEVICE_GET_CLASS (device)->warp (device, screen, x, y); +} + +/** + * gdk_display_warp_device: + * @display: a #GdkDisplay. + * @device: a #GdkDevice. + * @screen: the screen of @display to warp @device to. + * @x: the X coordinate of the destination. + * @y: the Y coordinate of the destination. + * + * Warps @device in @display to the point @x,@y on + * the screen @screen, unless the device is confined + * to a window by a grab, in which case it will be moved + * as far as allowed by the grab. Warping the pointer + * creates events as if the user had moved the mouse + * instantaneously to the destination. + * + * Note that the pointer should normally be under the + * control of the user. This function was added to cover + * some rare use cases like keyboard navigation support + * for the color picker in the #GtkColorSelectionDialog. + * + * Since: 3.0 + **/ +void +gdk_display_warp_device (GdkDisplay *display, + GdkDevice *device, + GdkScreen *screen, + gint x, + gint y) +{ + g_return_if_fail (GDK_IS_DISPLAY (display)); + g_return_if_fail (GDK_IS_DEVICE (device)); + g_return_if_fail (GDK_IS_SCREEN (screen)); + g_return_if_fail (display == gdk_device_get_display (device)); + + GDK_DEVICE_GET_CLASS (device)->warp (device, screen, x, y); +} + +GdkWindow* +_gdk_windowing_window_at_device_position (GdkDisplay *display, + GdkDevice *device, + gint *win_x, + gint *win_y, + GdkModifierType *mask, + gboolean get_toplevel) +{ + GdkWindow *window; + GdkScreen *screen; + + screen = gdk_display_get_default_screen (display); + + /* This function really only works if the mouse pointer is held still + * during its operation. If it moves from one leaf window to another + * than we'll end up with inaccurate values for win_x, win_y + * and the result. + */ + gdk_x11_display_grab (display); + if (G_LIKELY (GDK_DISPLAY_X11 (display)->trusted_client)) + window = GDK_DEVICE_GET_CLASS (device)->window_at_position (device, win_x, win_y, mask, get_toplevel); + else + { + gint i, screens, width, height; + GList *toplevels, *list; + Window pointer_window, root, xwindow, child; + Window xwindow_last = 0; + Display *xdisplay; + int rootx = -1, rooty = -1; + int winx, winy; + unsigned int xmask; + + /* FIXME: untrusted clients case not multidevice-safe */ + + xwindow = GDK_SCREEN_XROOTWIN (screen); + xdisplay = GDK_SCREEN_XDISPLAY (screen); + + pointer_window = None; + screens = gdk_display_get_n_screens (display); + for (i = 0; i < screens; ++i) { + screen = gdk_display_get_screen (display, i); + toplevels = gdk_screen_get_toplevel_windows (screen); + for (list = toplevels; list != NULL; list = g_list_next (list)) { + window = GDK_WINDOW (list->data); + xwindow = GDK_WINDOW_XWINDOW (window); + gdk_error_trap_push (); + XQueryPointer (xdisplay, xwindow, + &root, &child, &rootx, &rooty, &winx, &winy, &xmask); + if (gdk_error_trap_pop ()) + continue; + if (child != None) + { + pointer_window = child; + break; + } + gdk_window_get_geometry (window, NULL, NULL, &width, &height, NULL); + if (winx >= 0 && winy >= 0 && winx < width && winy < height) + { + /* A childless toplevel, or below another window? */ + XSetWindowAttributes attributes; + Window w; + + w = XCreateWindow (xdisplay, xwindow, winx, winy, 1, 1, 0, + CopyFromParent, InputOnly, CopyFromParent, + 0, &attributes); + XMapWindow (xdisplay, w); + XQueryPointer (xdisplay, xwindow, + &root, &child, &rootx, &rooty, &winx, &winy, &xmask); + XDestroyWindow (xdisplay, w); + if (child == w) + { + pointer_window = xwindow; + break; + } + } + } + g_list_free (toplevels); + if (pointer_window != None) + break; + } + xwindow = pointer_window; + + while (xwindow) + { + xwindow_last = xwindow; + gdk_error_trap_push (); + XQueryPointer (xdisplay, xwindow, + &root, &xwindow, &rootx, &rooty, &winx, &winy, &xmask); + if (gdk_error_trap_pop ()) + break; + if (get_toplevel && xwindow_last != root && + (window = gdk_window_lookup_for_display (display, xwindow_last)) != NULL && + GDK_WINDOW_TYPE (window) != GDK_WINDOW_FOREIGN) + break; + } + + window = gdk_window_lookup_for_display (display, xwindow_last); + + *win_x = window ? winx : -1; + *win_y = window ? winy : -1; + if (mask) + *mask = xmask; + } + + gdk_x11_display_ungrab (display); + + return window; +} + +static GdkEventMask +gdk_window_x11_get_events (GdkWindow *window) +{ + XWindowAttributes attrs; + GdkEventMask event_mask; + GdkEventMask filtered; + + if (GDK_WINDOW_DESTROYED (window)) + return 0; + else + { + XGetWindowAttributes (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + &attrs); + event_mask = x_event_mask_to_gdk_event_mask (attrs.your_event_mask); + /* if property change was filtered out before, keep it filtered out */ + filtered = GDK_STRUCTURE_MASK | GDK_PROPERTY_CHANGE_MASK; + GDK_WINDOW_OBJECT (window)->event_mask = event_mask & ((GDK_WINDOW_OBJECT (window)->event_mask & filtered) | ~filtered); + + return event_mask; + } +} +static void +gdk_window_x11_set_events (GdkWindow *window, + GdkEventMask event_mask) +{ + long xevent_mask = 0; + + if (!GDK_WINDOW_DESTROYED (window)) + { + GdkDisplayX11 *display_x11; + + if (GDK_WINDOW_XID (window) != GDK_WINDOW_XROOTWIN (window)) + xevent_mask = StructureNotifyMask | PropertyChangeMask; + + display_x11 = GDK_DISPLAY_X11 (gdk_window_get_display (window)); + gdk_event_source_select_events ((GdkEventSource *) display_x11->event_source, + GDK_WINDOW_XWINDOW (window), event_mask, + xevent_mask); + } +} + +static inline void +do_shape_combine_region (GdkWindow *window, + const cairo_region_t *shape_region, + gint offset_x, + gint offset_y, + gint shape) +{ + if (GDK_WINDOW_DESTROYED (window)) + return; + + if (shape_region == NULL) + { + /* Use NULL mask to unset the shape */ + if (shape == ShapeBounding + ? gdk_display_supports_shapes (GDK_WINDOW_DISPLAY (window)) + : gdk_display_supports_input_shapes (GDK_WINDOW_DISPLAY (window))) + { + if (shape == ShapeBounding) + { + _gdk_x11_window_tmp_unset_parent_bg (window); + _gdk_x11_window_tmp_unset_bg (window, TRUE); + } + XShapeCombineMask (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + shape, + 0, 0, + None, + ShapeSet); + if (shape == ShapeBounding) + { + _gdk_x11_window_tmp_reset_parent_bg (window); + _gdk_x11_window_tmp_reset_bg (window, TRUE); + } + } + return; + } + + if (shape == ShapeBounding + ? gdk_display_supports_shapes (GDK_WINDOW_DISPLAY (window)) + : gdk_display_supports_input_shapes (GDK_WINDOW_DISPLAY (window))) + { + gint n_rects = 0; + XRectangle *xrects = NULL; + + _gdk_region_get_xrectangles (shape_region, + 0, 0, + &xrects, &n_rects); + + if (shape == ShapeBounding) + { + _gdk_x11_window_tmp_unset_parent_bg (window); + _gdk_x11_window_tmp_unset_bg (window, TRUE); + } + XShapeCombineRectangles (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + shape, + offset_x, offset_y, + xrects, n_rects, + ShapeSet, + YXBanded); + + if (shape == ShapeBounding) + { + _gdk_x11_window_tmp_reset_parent_bg (window); + _gdk_x11_window_tmp_reset_bg (window, TRUE); + } + + g_free (xrects); + } +} + +static void +gdk_window_x11_shape_combine_region (GdkWindow *window, + const cairo_region_t *shape_region, + gint offset_x, + gint offset_y) +{ + do_shape_combine_region (window, shape_region, offset_x, offset_y, ShapeBounding); +} + +static void +gdk_window_x11_input_shape_combine_region (GdkWindow *window, + const cairo_region_t *shape_region, + gint offset_x, + gint offset_y) +{ +#ifdef ShapeInput + do_shape_combine_region (window, shape_region, offset_x, offset_y, ShapeInput); +#endif +} + + +/** + * gdk_window_set_override_redirect: + * @window: a toplevel #GdkWindow + * @override_redirect: %TRUE if window should be override redirect + * + * An override redirect window is not under the control of the window manager. + * This means it won't have a titlebar, won't be minimizable, etc. - it will + * be entirely under the control of the application. The window manager + * can't see the override redirect window at all. + * + * Override redirect should only be used for short-lived temporary + * windows, such as popup menus. #GtkMenu uses an override redirect + * window in its implementation, for example. + * + **/ +void +gdk_window_set_override_redirect (GdkWindow *window, + gboolean override_redirect) +{ + XSetWindowAttributes attr; + + if (!GDK_WINDOW_DESTROYED (window) && + WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + { + GdkWindowObject *private = (GdkWindowObject *)window; + GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl); + + attr.override_redirect = (override_redirect? True : False); + XChangeWindowAttributes (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + CWOverrideRedirect, + &attr); + + impl->override_redirect = attr.override_redirect; + } +} + +/** + * gdk_window_set_accept_focus: + * @window: a toplevel #GdkWindow + * @accept_focus: %TRUE if the window should receive input focus + * + * Setting @accept_focus to %FALSE hints the desktop environment that the + * window doesn't want to receive input focus. + * + * On X, it is the responsibility of the window manager to interpret this + * hint. ICCCM-compliant window manager usually respect it. + * + * Since: 2.4 + **/ +void +gdk_window_set_accept_focus (GdkWindow *window, + gboolean accept_focus) +{ + GdkWindowObject *private; + + private = (GdkWindowObject *)window; + + accept_focus = accept_focus != FALSE; + + if (private->accept_focus != accept_focus) + { + private->accept_focus = accept_focus; + + if (!GDK_WINDOW_DESTROYED (window) && + WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + update_wm_hints (window, FALSE); + } +} + +/** + * gdk_window_set_focus_on_map: + * @window: a toplevel #GdkWindow + * @focus_on_map: %TRUE if the window should receive input focus when mapped + * + * Setting @focus_on_map to %FALSE hints the desktop environment that the + * window doesn't want to receive input focus when it is mapped. + * focus_on_map should be turned off for windows that aren't triggered + * interactively (such as popups from network activity). + * + * On X, it is the responsibility of the window manager to interpret + * this hint. Window managers following the freedesktop.org window + * manager extension specification should respect it. + * + * Since: 2.6 + **/ +void +gdk_window_set_focus_on_map (GdkWindow *window, + gboolean focus_on_map) +{ + GdkWindowObject *private; + + private = (GdkWindowObject *)window; + + focus_on_map = focus_on_map != FALSE; + + if (private->focus_on_map != focus_on_map) + { + private->focus_on_map = focus_on_map; + + if ((!GDK_WINDOW_DESTROYED (window)) && + (!private->focus_on_map) && + WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + gdk_x11_window_set_user_time (window, 0); + } +} + +/** + * gdk_x11_window_set_user_time: + * @window: A toplevel #GdkWindow + * @timestamp: An XServer timestamp to which the property should be set + * + * The application can use this call to update the _NET_WM_USER_TIME + * property on a toplevel window. This property stores an Xserver + * time which represents the time of the last user input event + * received for this window. This property may be used by the window + * manager to alter the focus, stacking, and/or placement behavior of + * windows when they are mapped depending on whether the new window + * was created by a user action or is a "pop-up" window activated by a + * timer or some other event. + * + * Note that this property is automatically updated by GDK, so this + * function should only be used by applications which handle input + * events bypassing GDK. + * + * Since: 2.6 + **/ +void +gdk_x11_window_set_user_time (GdkWindow *window, + guint32 timestamp) +{ + GdkDisplay *display; + GdkDisplayX11 *display_x11; + GdkToplevelX11 *toplevel; + glong timestamp_long = (glong)timestamp; + Window xid; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + display = gdk_window_get_display (window); + display_x11 = GDK_DISPLAY_X11 (display); + toplevel = _gdk_x11_window_get_toplevel (window); + + if (!toplevel) + { + g_warning ("gdk_window_set_user_time called on non-toplevel\n"); + return; + } + + if (toplevel->focus_window != None && + gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), + gdk_atom_intern_static_string ("_NET_WM_USER_TIME_WINDOW"))) + xid = toplevel->focus_window; + else + xid = GDK_WINDOW_XID (window); + + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), xid, + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_USER_TIME"), + XA_CARDINAL, 32, PropModeReplace, + (guchar *)×tamp_long, 1); + + if (timestamp_long != GDK_CURRENT_TIME && + (display_x11->user_time == GDK_CURRENT_TIME || + XSERVER_TIME_IS_LATER (timestamp_long, display_x11->user_time))) + display_x11->user_time = timestamp_long; + + if (toplevel) + toplevel->user_time = timestamp_long; +} + +#define GDK_SELECTION_MAX_SIZE(display) \ + MIN(262144, \ + XExtendedMaxRequestSize (GDK_DISPLAY_XDISPLAY (display)) == 0 \ + ? XMaxRequestSize (GDK_DISPLAY_XDISPLAY (display)) - 100 \ + : XExtendedMaxRequestSize (GDK_DISPLAY_XDISPLAY (display)) - 100) + +static void +gdk_window_update_icon (GdkWindow *window, + GList *icon_list) +{ + GdkToplevelX11 *toplevel; + GdkPixbuf *best_icon; + GList *tmp_list; + int best_size; + + toplevel = _gdk_x11_window_get_toplevel (window); + + if (toplevel->icon_pixmap != NULL) + { + cairo_surface_destroy (toplevel->icon_pixmap); + toplevel->icon_pixmap = NULL; + } + + if (toplevel->icon_mask != NULL) + { + cairo_surface_destroy (toplevel->icon_mask); + toplevel->icon_mask = NULL; + } + +#define IDEAL_SIZE 48 + + best_size = G_MAXINT; + best_icon = NULL; + for (tmp_list = icon_list; tmp_list; tmp_list = tmp_list->next) + { + GdkPixbuf *pixbuf = tmp_list->data; + int this; + + /* average width and height - if someone passes in a rectangular + * icon they deserve what they get. + */ + this = gdk_pixbuf_get_width (pixbuf) + gdk_pixbuf_get_height (pixbuf); + this /= 2; + + if (best_icon == NULL) + { + best_icon = pixbuf; + best_size = this; + } + else + { + /* icon is better if it's 32 pixels or larger, and closer to + * the ideal size than the current best. + */ + if (this >= 32 && + (ABS (best_size - IDEAL_SIZE) < + ABS (this - IDEAL_SIZE))) + { + best_icon = pixbuf; + best_size = this; + } + } + } + + if (best_icon) + { + int width = gdk_pixbuf_get_width (best_icon); + int height = gdk_pixbuf_get_height (best_icon); + cairo_t *cr; + + toplevel->icon_pixmap = gdk_x11_window_create_pixmap_surface (window, + width, + height); + + cr = cairo_create (toplevel->icon_pixmap); + cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); + gdk_cairo_set_source_pixbuf (cr, best_icon, 0, 0); + if (gdk_pixbuf_get_has_alpha (best_icon)) + { + /* Saturate the image, so it has bilevel alpha */ + cairo_push_group_with_content (cr, CAIRO_CONTENT_COLOR_ALPHA); + cairo_paint (cr); + cairo_set_operator (cr, CAIRO_OPERATOR_SATURATE); + cairo_paint (cr); + cairo_pop_group_to_source (cr); + } + cairo_paint (cr); + cairo_destroy (cr); + + if (gdk_pixbuf_get_has_alpha (best_icon)) + { + toplevel->icon_mask = _gdk_x11_window_create_bitmap_surface (window, + width, + height); + + cr = cairo_create (toplevel->icon_mask); + gdk_cairo_set_source_pixbuf (cr, best_icon, 0, 0); + cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); + cairo_paint (cr); + cairo_destroy (cr); + } + } + + update_wm_hints (window, FALSE); +} + +/** + * gdk_window_set_icon_list: + * @window: The #GdkWindow toplevel window to set the icon of. + * @pixbufs: (transfer none) (element-type GdkPixbuf): + * A list of pixbufs, of different sizes. + * + * Sets a list of icons for the window. One of these will be used + * to represent the window when it has been iconified. The icon is + * usually shown in an icon box or some sort of task bar. Which icon + * size is shown depends on the window manager. The window manager + * can scale the icon but setting several size icons can give better + * image quality since the window manager may only need to scale the + * icon by a small amount or not at all. + * + **/ +void +gdk_window_set_icon_list (GdkWindow *window, + GList *pixbufs) +{ + gulong *data; + guchar *pixels; + gulong *p; + gint size; + GList *l; + GdkPixbuf *pixbuf; + gint width, height, stride; + gint x, y; + gint n_channels; + GdkDisplay *display; + gint n; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + display = gdk_window_get_display (window); + + l = pixbufs; + size = 0; + n = 0; + while (l) + { + pixbuf = l->data; + g_return_if_fail (GDK_IS_PIXBUF (pixbuf)); + + width = gdk_pixbuf_get_width (pixbuf); + height = gdk_pixbuf_get_height (pixbuf); + + /* silently ignore overlarge icons */ + if (size + 2 + width * height > GDK_SELECTION_MAX_SIZE(display)) + { + g_warning ("gdk_window_set_icon_list: icons too large"); + break; + } + + n++; + size += 2 + width * height; + + l = g_list_next (l); + } + + data = g_malloc (size * sizeof (gulong)); + + l = pixbufs; + p = data; + while (l && n > 0) + { + pixbuf = l->data; + + width = gdk_pixbuf_get_width (pixbuf); + height = gdk_pixbuf_get_height (pixbuf); + stride = gdk_pixbuf_get_rowstride (pixbuf); + n_channels = gdk_pixbuf_get_n_channels (pixbuf); + + *p++ = width; + *p++ = height; + + pixels = gdk_pixbuf_get_pixels (pixbuf); + + for (y = 0; y < height; y++) + { + for (x = 0; x < width; x++) + { + guchar r, g, b, a; + + r = pixels[y*stride + x*n_channels + 0]; + g = pixels[y*stride + x*n_channels + 1]; + b = pixels[y*stride + x*n_channels + 2]; + if (n_channels >= 4) + a = pixels[y*stride + x*n_channels + 3]; + else + a = 255; + + *p++ = a << 24 | r << 16 | g << 8 | b ; + } + } + + l = g_list_next (l); + n--; + } + + if (size > 0) + { + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON"), + XA_CARDINAL, 32, + PropModeReplace, + (guchar*) data, size); + } + else + { + XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON")); + } + + g_free (data); + + gdk_window_update_icon (window, pixbufs); +} + +static gboolean +gdk_window_icon_name_set (GdkWindow *window) +{ + return GPOINTER_TO_UINT (g_object_get_qdata (G_OBJECT (window), + g_quark_from_static_string ("gdk-icon-name-set"))); +} + +/** + * gdk_window_set_icon_name: + * @window: a toplevel #GdkWindow + * @name: name of window while iconified (minimized) + * + * Windows may have a name used while minimized, distinct from the + * name they display in their titlebar. Most of the time this is a bad + * idea from a user interface standpoint. But you can set such a name + * with this function, if you like. + * + * After calling this with a non-%NULL @name, calls to gdk_window_set_title() + * will not update the icon title. + * + * Using %NULL for @name unsets the icon title; further calls to + * gdk_window_set_title() will again update the icon title as well. + **/ +void +gdk_window_set_icon_name (GdkWindow *window, + const gchar *name) +{ + GdkDisplay *display; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + display = gdk_window_get_display (window); + + g_object_set_qdata (G_OBJECT (window), g_quark_from_static_string ("gdk-icon-name-set"), + GUINT_TO_POINTER (name != NULL)); + + if (name != NULL) + { + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON_NAME"), + gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8, + PropModeReplace, (guchar *)name, strlen (name)); + + set_text_property (display, GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "WM_ICON_NAME"), + name); + } + else + { + XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON_NAME")); + XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "WM_ICON_NAME")); + } +} + +/** + * gdk_window_iconify: + * @window: a toplevel #GdkWindow + * + * Asks to iconify (minimize) @window. The window manager may choose + * to ignore the request, but normally will honor it. Using + * gtk_window_iconify() is preferred, if you have a #GtkWindow widget. + * + * This function only makes sense when @window is a toplevel window. + * + **/ +void +gdk_window_iconify (GdkWindow *window) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + { + XIconifyWindow (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XWINDOW (window), + gdk_screen_get_number (GDK_WINDOW_SCREEN (window))); + } + else + { + /* Flip our client side flag, the real work happens on map. */ + gdk_synthesize_window_state (window, + 0, + GDK_WINDOW_STATE_ICONIFIED); + } +} + +/** + * gdk_window_deiconify: + * @window: a toplevel #GdkWindow + * + * Attempt to deiconify (unminimize) @window. On X11 the window manager may + * choose to ignore the request to deiconify. When using GTK+, + * use gtk_window_deiconify() instead of the #GdkWindow variant. Or better yet, + * you probably want to use gtk_window_present(), which raises the window, focuses it, + * unminimizes it, and puts it on the current desktop. + * + **/ +void +gdk_window_deiconify (GdkWindow *window) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + { + gdk_window_show (window); + } + else + { + /* Flip our client side flag, the real work happens on map. */ + gdk_synthesize_window_state (window, + GDK_WINDOW_STATE_ICONIFIED, + 0); + } +} + +/** + * gdk_window_stick: + * @window: a toplevel #GdkWindow + * + * "Pins" a window such that it's on all workspaces and does not scroll + * with viewports, for window managers that have scrollable viewports. + * (When using #GtkWindow, gtk_window_stick() may be more useful.) + * + * On the X11 platform, this function depends on window manager + * support, so may have no effect with many window managers. However, + * GDK will do the best it can to convince the window manager to stick + * the window. For window managers that don't support this operation, + * there's nothing you can do to force it to happen. + * + **/ +void +gdk_window_stick (GdkWindow *window) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + { + /* "stick" means stick to all desktops _and_ do not scroll with the + * viewport. i.e. glue to the monitor glass in all cases. + */ + + XClientMessageEvent xclient; + + /* Request stick during viewport scroll */ + gdk_wmspec_change_state (TRUE, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_STICKY"), + GDK_NONE); + + /* Request desktop 0xFFFFFFFF */ + memset (&xclient, 0, sizeof (xclient)); + xclient.type = ClientMessage; + xclient.window = GDK_WINDOW_XWINDOW (window); + xclient.display = GDK_WINDOW_XDISPLAY (window); + xclient.message_type = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window), + "_NET_WM_DESKTOP"); + xclient.format = 32; + + xclient.data.l[0] = 0xFFFFFFFF; + xclient.data.l[1] = 0; + xclient.data.l[2] = 0; + xclient.data.l[3] = 0; + xclient.data.l[4] = 0; + + XSendEvent (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XROOTWIN (window), False, + SubstructureRedirectMask | SubstructureNotifyMask, + (XEvent *)&xclient); + } + else + { + /* Flip our client side flag, the real work happens on map. */ + gdk_synthesize_window_state (window, + 0, + GDK_WINDOW_STATE_STICKY); + } +} + +/** + * gdk_window_unstick: + * @window: a toplevel #GdkWindow + * + * Reverse operation for gdk_window_stick(); see gdk_window_stick(), + * and gtk_window_unstick(). + * + **/ +void +gdk_window_unstick (GdkWindow *window) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + { + /* Request unstick from viewport */ + gdk_wmspec_change_state (FALSE, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_STICKY"), + GDK_NONE); + + move_to_current_desktop (window); + } + else + { + /* Flip our client side flag, the real work happens on map. */ + gdk_synthesize_window_state (window, + GDK_WINDOW_STATE_STICKY, + 0); + + } +} + +/** + * gdk_window_maximize: + * @window: a toplevel #GdkWindow + * + * Maximizes the window. If the window was already maximized, then + * this function does nothing. + * + * On X11, asks the window manager to maximize @window, if the window + * manager supports this operation. Not all window managers support + * this, and some deliberately ignore it or don't have a concept of + * "maximized"; so you can't rely on the maximization actually + * happening. But it will happen with most standard window managers, + * and GDK makes a best effort to get it to happen. + * + * On Windows, reliably maximizes the window. + * + **/ +void +gdk_window_maximize (GdkWindow *window) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + gdk_wmspec_change_state (TRUE, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_MAXIMIZED_VERT"), + gdk_atom_intern_static_string ("_NET_WM_STATE_MAXIMIZED_HORZ")); + else + gdk_synthesize_window_state (window, + 0, + GDK_WINDOW_STATE_MAXIMIZED); +} + +/** + * gdk_window_unmaximize: + * @window: a toplevel #GdkWindow + * + * Unmaximizes the window. If the window wasn't maximized, then this + * function does nothing. + * + * On X11, asks the window manager to unmaximize @window, if the + * window manager supports this operation. Not all window managers + * support this, and some deliberately ignore it or don't have a + * concept of "maximized"; so you can't rely on the unmaximization + * actually happening. But it will happen with most standard window + * managers, and GDK makes a best effort to get it to happen. + * + * On Windows, reliably unmaximizes the window. + * + **/ +void +gdk_window_unmaximize (GdkWindow *window) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + gdk_wmspec_change_state (FALSE, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_MAXIMIZED_VERT"), + gdk_atom_intern_static_string ("_NET_WM_STATE_MAXIMIZED_HORZ")); + else + gdk_synthesize_window_state (window, + GDK_WINDOW_STATE_MAXIMIZED, + 0); +} + +/** + * gdk_window_fullscreen: + * @window: a toplevel #GdkWindow + * + * Moves the window into fullscreen mode. This means the + * window covers the entire screen and is above any panels + * or task bars. + * + * If the window was already fullscreen, then this function does nothing. + * + * On X11, asks the window manager to put @window in a fullscreen + * state, if the window manager supports this operation. Not all + * window managers support this, and some deliberately ignore it or + * don't have a concept of "fullscreen"; so you can't rely on the + * fullscreenification actually happening. But it will happen with + * most standard window managers, and GDK makes a best effort to get + * it to happen. + * + * Since: 2.2 + **/ +void +gdk_window_fullscreen (GdkWindow *window) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + gdk_wmspec_change_state (TRUE, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_FULLSCREEN"), + GDK_NONE); + + else + gdk_synthesize_window_state (window, + 0, + GDK_WINDOW_STATE_FULLSCREEN); +} + +/** + * gdk_window_unfullscreen: + * @window: a toplevel #GdkWindow + * + * Moves the window out of fullscreen mode. If the window was not + * fullscreen, does nothing. + * + * On X11, asks the window manager to move @window out of the fullscreen + * state, if the window manager supports this operation. Not all + * window managers support this, and some deliberately ignore it or + * don't have a concept of "fullscreen"; so you can't rely on the + * unfullscreenification actually happening. But it will happen with + * most standard window managers, and GDK makes a best effort to get + * it to happen. + * + * Since: 2.2 + **/ +void +gdk_window_unfullscreen (GdkWindow *window) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + gdk_wmspec_change_state (FALSE, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_FULLSCREEN"), + GDK_NONE); + + else + gdk_synthesize_window_state (window, + GDK_WINDOW_STATE_FULLSCREEN, + 0); +} + +/** + * gdk_window_set_keep_above: + * @window: a toplevel #GdkWindow + * @setting: whether to keep @window above other windows + * + * Set if @window must be kept above other windows. If the + * window was already above, then this function does nothing. + * + * On X11, asks the window manager to keep @window above, if the window + * manager supports this operation. Not all window managers support + * this, and some deliberately ignore it or don't have a concept of + * "keep above"; so you can't rely on the window being kept above. + * But it will happen with most standard window managers, + * and GDK makes a best effort to get it to happen. + * + * Since: 2.4 + **/ +void +gdk_window_set_keep_above (GdkWindow *window, + gboolean setting) +{ + g_return_if_fail (GDK_IS_WINDOW (window)); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + { + if (setting) + gdk_wmspec_change_state (FALSE, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_BELOW"), + GDK_NONE); + gdk_wmspec_change_state (setting, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_ABOVE"), + GDK_NONE); + } + else + gdk_synthesize_window_state (window, + setting ? GDK_WINDOW_STATE_BELOW : GDK_WINDOW_STATE_ABOVE, + setting ? GDK_WINDOW_STATE_ABOVE : 0); +} + +/** + * gdk_window_set_keep_below: + * @window: a toplevel #GdkWindow + * @setting: whether to keep @window below other windows + * + * Set if @window must be kept below other windows. If the + * window was already below, then this function does nothing. + * + * On X11, asks the window manager to keep @window below, if the window + * manager supports this operation. Not all window managers support + * this, and some deliberately ignore it or don't have a concept of + * "keep below"; so you can't rely on the window being kept below. + * But it will happen with most standard window managers, + * and GDK makes a best effort to get it to happen. + * + * Since: 2.4 + **/ +void +gdk_window_set_keep_below (GdkWindow *window, gboolean setting) +{ + g_return_if_fail (GDK_IS_WINDOW (window)); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (GDK_WINDOW_IS_MAPPED (window)) + { + if (setting) + gdk_wmspec_change_state (FALSE, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_ABOVE"), + GDK_NONE); + gdk_wmspec_change_state (setting, window, + gdk_atom_intern_static_string ("_NET_WM_STATE_BELOW"), + GDK_NONE); + } + else + gdk_synthesize_window_state (window, + setting ? GDK_WINDOW_STATE_ABOVE : GDK_WINDOW_STATE_BELOW, + setting ? GDK_WINDOW_STATE_BELOW : 0); +} + +/** + * gdk_window_get_group: + * @window: a toplevel #GdkWindow + * + * Returns the group leader window for @window. See gdk_window_set_group(). + * + * Return value: (transfer none): the group leader window for @window + * + * Since: 2.4 + **/ +GdkWindow * +gdk_window_get_group (GdkWindow *window) +{ + GdkToplevelX11 *toplevel; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL (window)) + return NULL; + + toplevel = _gdk_x11_window_get_toplevel (window); + + return toplevel->group_leader; +} + +/** + * gdk_window_set_group: + * @window: a toplevel #GdkWindow + * @leader: group leader window, or %NULL to restore the default group leader window + * + * Sets the group leader window for @window. By default, + * GDK sets the group leader for all toplevel windows + * to a global window implicitly created by GDK. With this function + * you can override this default. + * + * The group leader window allows the window manager to distinguish + * all windows that belong to a single application. It may for example + * allow users to minimize/unminimize all windows belonging to an + * application at once. You should only set a non-default group window + * if your application pretends to be multiple applications. + **/ +void +gdk_window_set_group (GdkWindow *window, + GdkWindow *leader) +{ + GdkToplevelX11 *toplevel; + + g_return_if_fail (GDK_IS_WINDOW (window)); + g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD); + g_return_if_fail (leader == NULL || GDK_IS_WINDOW (leader)); + + if (GDK_WINDOW_DESTROYED (window) || + (leader != NULL && GDK_WINDOW_DESTROYED (leader)) || + !WINDOW_IS_TOPLEVEL (window)) + return; + + toplevel = _gdk_x11_window_get_toplevel (window); + + if (leader == NULL) + leader = gdk_display_get_default_group (gdk_window_get_display (window)); + + if (toplevel->group_leader != leader) + { + if (toplevel->group_leader) + g_object_unref (toplevel->group_leader); + toplevel->group_leader = g_object_ref (leader); + (_gdk_x11_window_get_toplevel (leader))->is_leader = TRUE; + } + + update_wm_hints (window, FALSE); +} + +static MotifWmHints * +gdk_window_get_mwm_hints (GdkWindow *window) +{ + GdkDisplay *display; + Atom hints_atom = None; + guchar *data; + Atom type; + gint format; + gulong nitems; + gulong bytes_after; + + if (GDK_WINDOW_DESTROYED (window)) + return NULL; + + display = gdk_window_get_display (window); + + hints_atom = gdk_x11_get_xatom_by_name_for_display (display, _XA_MOTIF_WM_HINTS); + + XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), + hints_atom, 0, sizeof (MotifWmHints)/sizeof (long), + False, AnyPropertyType, &type, &format, &nitems, + &bytes_after, &data); + + if (type == None) + return NULL; + + return (MotifWmHints *)data; +} + +static void +gdk_window_set_mwm_hints (GdkWindow *window, + MotifWmHints *new_hints) +{ + GdkDisplay *display; + Atom hints_atom = None; + guchar *data; + MotifWmHints *hints; + Atom type; + gint format; + gulong nitems; + gulong bytes_after; + + if (GDK_WINDOW_DESTROYED (window)) + return; + + display = gdk_window_get_display (window); + + hints_atom = gdk_x11_get_xatom_by_name_for_display (display, _XA_MOTIF_WM_HINTS); + + XGetWindowProperty (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), + hints_atom, 0, sizeof (MotifWmHints)/sizeof (long), + False, AnyPropertyType, &type, &format, &nitems, + &bytes_after, &data); + + if (type == None) + hints = new_hints; + else + { + hints = (MotifWmHints *)data; + + if (new_hints->flags & MWM_HINTS_FUNCTIONS) + { + hints->flags |= MWM_HINTS_FUNCTIONS; + hints->functions = new_hints->functions; + } + if (new_hints->flags & MWM_HINTS_DECORATIONS) + { + hints->flags |= MWM_HINTS_DECORATIONS; + hints->decorations = new_hints->decorations; + } + } + + XChangeProperty (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window), + hints_atom, hints_atom, 32, PropModeReplace, + (guchar *)hints, sizeof (MotifWmHints)/sizeof (long)); + + if (hints != new_hints) + XFree (hints); +} + +/** + * gdk_window_set_decorations: + * @window: a toplevel #GdkWindow + * @decorations: decoration hint mask + * + * "Decorations" are the features the window manager adds to a toplevel #GdkWindow. + * This function sets the traditional Motif window manager hints that tell the + * window manager which decorations you would like your window to have. + * Usually you should use gtk_window_set_decorated() on a #GtkWindow instead of + * using the GDK function directly. + * + * The @decorations argument is the logical OR of the fields in + * the #GdkWMDecoration enumeration. If #GDK_DECOR_ALL is included in the + * mask, the other bits indicate which decorations should be turned off. + * If #GDK_DECOR_ALL is not included, then the other bits indicate + * which decorations should be turned on. + * + * Most window managers honor a decorations hint of 0 to disable all decorations, + * but very few honor all possible combinations of bits. + * + **/ +void +gdk_window_set_decorations (GdkWindow *window, + GdkWMDecoration decorations) +{ + MotifWmHints hints; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + /* initialize to zero to avoid writing uninitialized data to socket */ + memset(&hints, 0, sizeof(hints)); + hints.flags = MWM_HINTS_DECORATIONS; + hints.decorations = decorations; + + gdk_window_set_mwm_hints (window, &hints); +} + +/** + * gdk_window_get_decorations: + * @window: The toplevel #GdkWindow to get the decorations from + * @decorations: The window decorations will be written here + * + * Returns the decorations set on the GdkWindow with + * gdk_window_set_decorations(). + * + * Returns: %TRUE if the window has decorations set, %FALSE otherwise. + **/ +gboolean +gdk_window_get_decorations(GdkWindow *window, + GdkWMDecoration *decorations) +{ + MotifWmHints *hints; + gboolean result = FALSE; + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return FALSE; + + hints = gdk_window_get_mwm_hints (window); + + if (hints) + { + if (hints->flags & MWM_HINTS_DECORATIONS) + { + if (decorations) + *decorations = hints->decorations; + result = TRUE; + } + + XFree (hints); + } + + return result; +} + +/** + * gdk_window_set_functions: + * @window: a toplevel #GdkWindow + * @functions: bitmask of operations to allow on @window + * + * Sets hints about the window management functions to make available + * via buttons on the window frame. + * + * On the X backend, this function sets the traditional Motif window + * manager hint for this purpose. However, few window managers do + * anything reliable or interesting with this hint. Many ignore it + * entirely. + * + * The @functions argument is the logical OR of values from the + * #GdkWMFunction enumeration. If the bitmask includes #GDK_FUNC_ALL, + * then the other bits indicate which functions to disable; if + * it doesn't include #GDK_FUNC_ALL, it indicates which functions to + * enable. + * + **/ +void +gdk_window_set_functions (GdkWindow *window, + GdkWMFunction functions) +{ + MotifWmHints hints; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + /* initialize to zero to avoid writing uninitialized data to socket */ + memset(&hints, 0, sizeof(hints)); + hints.flags = MWM_HINTS_FUNCTIONS; + hints.functions = functions; + + gdk_window_set_mwm_hints (window, &hints); +} + +cairo_region_t * +_xwindow_get_shape (Display *xdisplay, + Window window, + gint shape_type) +{ + cairo_region_t *shape; + GdkRectangle *rl; + XRectangle *xrl; + gint rn, ord, i; + + shape = NULL; + rn = 0; + + xrl = XShapeGetRectangles (xdisplay, + window, + shape_type, &rn, &ord); + + if (xrl == NULL || rn == 0) + return cairo_region_create (); /* Empty */ + + if (ord != YXBanded) + { + /* This really shouldn't happen with any xserver, as they + generally convert regions to YXBanded internally */ + g_warning ("non YXBanded shape masks not supported"); + XFree (xrl); + return NULL; + } + + rl = g_new (GdkRectangle, rn); + for (i = 0; i < rn; i++) + { + rl[i].x = xrl[i].x; + rl[i].y = xrl[i].y; + rl[i].width = xrl[i].width; + rl[i].height = xrl[i].height; + } + XFree (xrl); + + shape = cairo_region_create_rectangles (rl, rn); + g_free (rl); + + return shape; +} + + +cairo_region_t * +_gdk_windowing_window_get_shape (GdkWindow *window) +{ + if (!GDK_WINDOW_DESTROYED (window) && + gdk_display_supports_shapes (GDK_WINDOW_DISPLAY (window))) + return _xwindow_get_shape (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), ShapeBounding); + + return NULL; +} + +cairo_region_t * +_gdk_windowing_window_get_input_shape (GdkWindow *window) +{ +#if defined(ShapeInput) + if (!GDK_WINDOW_DESTROYED (window) && + gdk_display_supports_shapes (GDK_WINDOW_DISPLAY (window))) + return _xwindow_get_shape (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + ShapeInput); +#endif + + return NULL; +} + +static void +gdk_window_set_static_bit_gravity (GdkWindow *window, + gboolean on) +{ + XSetWindowAttributes xattributes; + GdkWindowObject *private; + guint xattributes_mask = 0; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + private = GDK_WINDOW_OBJECT (window); + if (private->input_only) + return; + + xattributes.bit_gravity = StaticGravity; + xattributes_mask |= CWBitGravity; + xattributes.bit_gravity = on ? StaticGravity : ForgetGravity; + XChangeWindowAttributes (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + CWBitGravity, &xattributes); +} + +static void +gdk_window_set_static_win_gravity (GdkWindow *window, + gboolean on) +{ + XSetWindowAttributes xattributes; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + xattributes.win_gravity = on ? StaticGravity : NorthWestGravity; + + XChangeWindowAttributes (GDK_WINDOW_XDISPLAY (window), + GDK_WINDOW_XID (window), + CWWinGravity, &xattributes); +} + +static gboolean +gdk_window_x11_set_static_gravities (GdkWindow *window, + gboolean use_static) +{ + GdkWindowObject *private = (GdkWindowObject *)window; + GList *tmp_list; + + if (!use_static == !private->guffaw_gravity) + return TRUE; + + private->guffaw_gravity = use_static; + + if (!GDK_WINDOW_DESTROYED (window)) + { + gdk_window_set_static_bit_gravity (window, use_static); + + tmp_list = private->children; + while (tmp_list) + { + gdk_window_set_static_win_gravity (tmp_list->data, use_static); + + tmp_list = tmp_list->next; + } + } + + return TRUE; +} + +static void +wmspec_moveresize (GdkWindow *window, + gint direction, + gint root_x, + gint root_y, + guint32 timestamp) +{ + GdkDisplay *display = GDK_WINDOW_DISPLAY (window); + + XClientMessageEvent xclient; + + /* Release passive grab */ + gdk_display_pointer_ungrab (display, timestamp); + + memset (&xclient, 0, sizeof (xclient)); + xclient.type = ClientMessage; + xclient.window = GDK_WINDOW_XID (window); + xclient.message_type = + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_MOVERESIZE"); + xclient.format = 32; + xclient.data.l[0] = root_x; + xclient.data.l[1] = root_y; + xclient.data.l[2] = direction; + xclient.data.l[3] = 0; + xclient.data.l[4] = 0; + + XSendEvent (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window), False, + SubstructureRedirectMask | SubstructureNotifyMask, + (XEvent *)&xclient); +} + +typedef struct _MoveResizeData MoveResizeData; + +struct _MoveResizeData +{ + GdkDisplay *display; + + GdkWindow *moveresize_window; + GdkWindow *moveresize_emulation_window; + gboolean is_resize; + GdkWindowEdge resize_edge; + gint moveresize_button; + gint moveresize_x; + gint moveresize_y; + gint moveresize_orig_x; + gint moveresize_orig_y; + gint moveresize_orig_width; + gint moveresize_orig_height; + GdkWindowHints moveresize_geom_mask; + GdkGeometry moveresize_geometry; + Time moveresize_process_time; + XEvent *moveresize_pending_event; +}; + +/* From the WM spec */ +#define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0 +#define _NET_WM_MOVERESIZE_SIZE_TOP 1 +#define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2 +#define _NET_WM_MOVERESIZE_SIZE_RIGHT 3 +#define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4 +#define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5 +#define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6 +#define _NET_WM_MOVERESIZE_SIZE_LEFT 7 +#define _NET_WM_MOVERESIZE_MOVE 8 + +static void +wmspec_resize_drag (GdkWindow *window, + GdkWindowEdge edge, + gint button, + gint root_x, + gint root_y, + guint32 timestamp) +{ + gint direction; + + /* Let the compiler turn a switch into a table, instead + * of doing the table manually, this way is easier to verify. + */ + switch (edge) + { + case GDK_WINDOW_EDGE_NORTH_WEST: + direction = _NET_WM_MOVERESIZE_SIZE_TOPLEFT; + break; + + case GDK_WINDOW_EDGE_NORTH: + direction = _NET_WM_MOVERESIZE_SIZE_TOP; + break; + + case GDK_WINDOW_EDGE_NORTH_EAST: + direction = _NET_WM_MOVERESIZE_SIZE_TOPRIGHT; + break; + + case GDK_WINDOW_EDGE_WEST: + direction = _NET_WM_MOVERESIZE_SIZE_LEFT; + break; + + case GDK_WINDOW_EDGE_EAST: + direction = _NET_WM_MOVERESIZE_SIZE_RIGHT; + break; + + case GDK_WINDOW_EDGE_SOUTH_WEST: + direction = _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT; + break; + + case GDK_WINDOW_EDGE_SOUTH: + direction = _NET_WM_MOVERESIZE_SIZE_BOTTOM; + break; + + case GDK_WINDOW_EDGE_SOUTH_EAST: + direction = _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT; + break; + + default: + g_warning ("gdk_window_begin_resize_drag: bad resize edge %d!", + edge); + return; + } + + wmspec_moveresize (window, direction, root_x, root_y, timestamp); +} + +static MoveResizeData * +get_move_resize_data (GdkDisplay *display, + gboolean create) +{ + MoveResizeData *mv_resize; + static GQuark move_resize_quark = 0; + + if (!move_resize_quark) + move_resize_quark = g_quark_from_static_string ("gdk-window-moveresize"); + + mv_resize = g_object_get_qdata (G_OBJECT (display), move_resize_quark); + + if (!mv_resize && create) + { + mv_resize = g_new0 (MoveResizeData, 1); + mv_resize->display = display; + + g_object_set_qdata (G_OBJECT (display), move_resize_quark, mv_resize); + } + + return mv_resize; +} + +static void +update_pos (MoveResizeData *mv_resize, + gint new_root_x, + gint new_root_y) +{ + gint dx, dy; + + dx = new_root_x - mv_resize->moveresize_x; + dy = new_root_y - mv_resize->moveresize_y; + + if (mv_resize->is_resize) + { + gint x, y, w, h; + + x = mv_resize->moveresize_orig_x; + y = mv_resize->moveresize_orig_y; + + w = mv_resize->moveresize_orig_width; + h = mv_resize->moveresize_orig_height; + + switch (mv_resize->resize_edge) + { + case GDK_WINDOW_EDGE_NORTH_WEST: + x += dx; + y += dy; + w -= dx; + h -= dy; + break; + case GDK_WINDOW_EDGE_NORTH: + y += dy; + h -= dy; + break; + case GDK_WINDOW_EDGE_NORTH_EAST: + y += dy; + h -= dy; + w += dx; + break; + case GDK_WINDOW_EDGE_SOUTH_WEST: + h += dy; + x += dx; + w -= dx; + break; + case GDK_WINDOW_EDGE_SOUTH_EAST: + w += dx; + h += dy; + break; + case GDK_WINDOW_EDGE_SOUTH: + h += dy; + break; + case GDK_WINDOW_EDGE_EAST: + w += dx; + break; + case GDK_WINDOW_EDGE_WEST: + x += dx; + w -= dx; + break; + } + + x = MAX (x, 0); + y = MAX (y, 0); + w = MAX (w, 1); + h = MAX (h, 1); + + if (mv_resize->moveresize_geom_mask) + { + gdk_window_constrain_size (&mv_resize->moveresize_geometry, + mv_resize->moveresize_geom_mask, + w, h, &w, &h); + } + + gdk_window_move_resize (mv_resize->moveresize_window, x, y, w, h); + } + else + { + gint x, y; + + x = mv_resize->moveresize_orig_x + dx; + y = mv_resize->moveresize_orig_y + dy; + + gdk_window_move (mv_resize->moveresize_window, x, y); + } +} + +static void +finish_drag (MoveResizeData *mv_resize) +{ + gdk_window_destroy (mv_resize->moveresize_emulation_window); + mv_resize->moveresize_emulation_window = NULL; + g_object_unref (mv_resize->moveresize_window); + mv_resize->moveresize_window = NULL; + + if (mv_resize->moveresize_pending_event) + { + g_free (mv_resize->moveresize_pending_event); + mv_resize->moveresize_pending_event = NULL; + } +} + +static int +lookahead_motion_predicate (Display *xdisplay, + XEvent *event, + XPointer arg) +{ + gboolean *seen_release = (gboolean *)arg; + GdkDisplay *display = gdk_x11_lookup_xdisplay (xdisplay); + MoveResizeData *mv_resize = get_move_resize_data (display, FALSE); + + if (*seen_release) + return False; + + switch (event->xany.type) + { + case ButtonRelease: + *seen_release = TRUE; + break; + case MotionNotify: + mv_resize->moveresize_process_time = event->xmotion.time; + break; + default: + break; + } + + return False; +} + +static gboolean +moveresize_lookahead (MoveResizeData *mv_resize, + XEvent *event) +{ + XEvent tmp_event; + gboolean seen_release = FALSE; + + if (mv_resize->moveresize_process_time) + { + if (event->xmotion.time == mv_resize->moveresize_process_time) + { + mv_resize->moveresize_process_time = 0; + return TRUE; + } + else + return FALSE; + } + + XCheckIfEvent (event->xany.display, &tmp_event, + lookahead_motion_predicate, (XPointer) & seen_release); + + return mv_resize->moveresize_process_time == 0; +} + +gboolean +_gdk_moveresize_handle_event (XEvent *event) +{ + guint button_mask = 0; + GdkWindowObject *window_private; + GdkDisplay *display = gdk_x11_lookup_xdisplay (event->xany.display); + MoveResizeData *mv_resize = get_move_resize_data (display, FALSE); + + if (!mv_resize || !mv_resize->moveresize_window) + return FALSE; + + window_private = (GdkWindowObject *) mv_resize->moveresize_window; + + button_mask = GDK_BUTTON1_MASK << (mv_resize->moveresize_button - 1); + + switch (event->xany.type) + { + case MotionNotify: + if (window_private->resize_count > 0) + { + if (mv_resize->moveresize_pending_event) + *mv_resize->moveresize_pending_event = *event; + else + mv_resize->moveresize_pending_event = + g_memdup (event, sizeof (XEvent)); + + break; + } + if (!moveresize_lookahead (mv_resize, event)) + break; + + update_pos (mv_resize, + event->xmotion.x_root, + event->xmotion.y_root); + + /* This should never be triggered in normal cases, but in the + * case where the drag started without an implicit grab being + * in effect, we could miss the release if it occurs before + * we grab the pointer; this ensures that we will never + * get a permanently stuck grab. + */ + if ((event->xmotion.state & button_mask) == 0) + finish_drag (mv_resize); + break; + + case ButtonRelease: + update_pos (mv_resize, + event->xbutton.x_root, + event->xbutton.y_root); + + if (event->xbutton.button == mv_resize->moveresize_button) + finish_drag (mv_resize); + break; + } + return TRUE; +} + +gboolean +_gdk_moveresize_configure_done (GdkDisplay *display, + GdkWindow *window) +{ + XEvent *tmp_event; + MoveResizeData *mv_resize = get_move_resize_data (display, FALSE); + + if (!mv_resize || window != mv_resize->moveresize_window) + return FALSE; + + if (mv_resize->moveresize_pending_event) + { + tmp_event = mv_resize->moveresize_pending_event; + mv_resize->moveresize_pending_event = NULL; + _gdk_moveresize_handle_event (tmp_event); + g_free (tmp_event); + } + + return TRUE; +} + +static void +create_moveresize_window (MoveResizeData *mv_resize, + guint32 timestamp) +{ + GdkWindowAttr attributes; + gint attributes_mask; + GdkGrabStatus status; + + g_assert (mv_resize->moveresize_emulation_window == NULL); + + attributes.x = -100; + attributes.y = -100; + attributes.width = 10; + attributes.height = 10; + attributes.window_type = GDK_WINDOW_TEMP; + attributes.wclass = GDK_INPUT_ONLY; + attributes.override_redirect = TRUE; + attributes.event_mask = 0; + + attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_NOREDIR; + + mv_resize->moveresize_emulation_window = + gdk_window_new (gdk_screen_get_root_window (gdk_display_get_default_screen (mv_resize->display)), + &attributes, + attributes_mask); + + gdk_window_show (mv_resize->moveresize_emulation_window); + + status = gdk_pointer_grab (mv_resize->moveresize_emulation_window, + FALSE, + GDK_BUTTON_RELEASE_MASK | + GDK_POINTER_MOTION_MASK, + NULL, + NULL, + timestamp); + + if (status != GDK_GRAB_SUCCESS) + { + /* If this fails, some other client has grabbed the window + * already. + */ + finish_drag (mv_resize); + } + + mv_resize->moveresize_process_time = 0; +} + +/* + Calculate mv_resize->moveresize_orig_x and mv_resize->moveresize_orig_y + so that calling XMoveWindow with these coordinates will not move the + window. + Note that this depends on the WM to implement ICCCM-compliant reference + point handling. +*/ +static void +calculate_unmoving_origin (MoveResizeData *mv_resize) +{ + GdkRectangle rect; + gint width, height; + + if (mv_resize->moveresize_geom_mask & GDK_HINT_WIN_GRAVITY && + mv_resize->moveresize_geometry.win_gravity == GDK_GRAVITY_STATIC) + { + gdk_window_get_origin (mv_resize->moveresize_window, + &mv_resize->moveresize_orig_x, + &mv_resize->moveresize_orig_y); + } + else + { + gdk_window_get_frame_extents (mv_resize->moveresize_window, &rect); + gdk_window_get_geometry (mv_resize->moveresize_window, + NULL, NULL, &width, &height, NULL); + + switch (mv_resize->moveresize_geometry.win_gravity) + { + case GDK_GRAVITY_NORTH_WEST: + mv_resize->moveresize_orig_x = rect.x; + mv_resize->moveresize_orig_y = rect.y; + break; + case GDK_GRAVITY_NORTH: + mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2; + mv_resize->moveresize_orig_y = rect.y; + break; + case GDK_GRAVITY_NORTH_EAST: + mv_resize->moveresize_orig_x = rect.x + rect.width - width; + mv_resize->moveresize_orig_y = rect.y; + break; + case GDK_GRAVITY_WEST: + mv_resize->moveresize_orig_x = rect.x; + mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2; + break; + case GDK_GRAVITY_CENTER: + mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2; + mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2; + break; + case GDK_GRAVITY_EAST: + mv_resize->moveresize_orig_x = rect.x + rect.width - width; + mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2; + break; + case GDK_GRAVITY_SOUTH_WEST: + mv_resize->moveresize_orig_x = rect.x; + mv_resize->moveresize_orig_y = rect.y + rect.height - height; + break; + case GDK_GRAVITY_SOUTH: + mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2; + mv_resize->moveresize_orig_y = rect.y + rect.height - height; + break; + case GDK_GRAVITY_SOUTH_EAST: + mv_resize->moveresize_orig_x = rect.x + rect.width - width; + mv_resize->moveresize_orig_y = rect.y + rect.height - height; + break; + default: + mv_resize->moveresize_orig_x = rect.x; + mv_resize->moveresize_orig_y = rect.y; + break; + } + } +} + +static void +emulate_resize_drag (GdkWindow *window, + GdkWindowEdge edge, + gint button, + gint root_x, + gint root_y, + guint32 timestamp) +{ + MoveResizeData *mv_resize = get_move_resize_data (GDK_WINDOW_DISPLAY (window), TRUE); + + mv_resize->is_resize = TRUE; + mv_resize->moveresize_button = button; + mv_resize->resize_edge = edge; + mv_resize->moveresize_x = root_x; + mv_resize->moveresize_y = root_y; + mv_resize->moveresize_window = g_object_ref (window); + + mv_resize->moveresize_orig_width = gdk_window_get_width (window); + mv_resize->moveresize_orig_height = gdk_window_get_height (window); + + mv_resize->moveresize_geom_mask = 0; + gdk_window_get_geometry_hints (window, + &mv_resize->moveresize_geometry, + &mv_resize->moveresize_geom_mask); + + calculate_unmoving_origin (mv_resize); + + create_moveresize_window (mv_resize, timestamp); +} + +static void +emulate_move_drag (GdkWindow *window, + gint button, + gint root_x, + gint root_y, + guint32 timestamp) +{ + MoveResizeData *mv_resize = get_move_resize_data (GDK_WINDOW_DISPLAY (window), TRUE); + + mv_resize->is_resize = FALSE; + mv_resize->moveresize_button = button; + mv_resize->moveresize_x = root_x; + mv_resize->moveresize_y = root_y; + + mv_resize->moveresize_window = g_object_ref (window); + + calculate_unmoving_origin (mv_resize); + + create_moveresize_window (mv_resize, timestamp); +} + +/** + * gdk_window_begin_resize_drag: + * @window: a toplevel #GdkWindow + * @edge: the edge or corner from which the drag is started + * @button: the button being used to drag + * @root_x: root window X coordinate of mouse click that began the drag + * @root_y: root window Y coordinate of mouse click that began the drag + * @timestamp: timestamp of mouse click that began the drag (use gdk_event_get_time()) + * + * Begins a window resize operation (for a toplevel window). + * You might use this function to implement a "window resize grip," for + * example; in fact #GtkStatusbar uses it. The function works best + * with window managers that support the <ulink url="http://www.freedesktop.org/Standards/wm-spec">Extended Window Manager Hints</ulink>, but has a + * fallback implementation for other window managers. + * + **/ +void +gdk_window_begin_resize_drag (GdkWindow *window, + GdkWindowEdge edge, + gint button, + gint root_x, + gint root_y, + guint32 timestamp) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL_OR_FOREIGN (window)) + return; + + if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), + gdk_atom_intern_static_string ("_NET_WM_MOVERESIZE"))) + wmspec_resize_drag (window, edge, button, root_x, root_y, timestamp); + else + emulate_resize_drag (window, edge, button, root_x, root_y, timestamp); +} + +/** + * gdk_window_begin_move_drag: + * @window: a toplevel #GdkWindow + * @button: the button being used to drag + * @root_x: root window X coordinate of mouse click that began the drag + * @root_y: root window Y coordinate of mouse click that began the drag + * @timestamp: timestamp of mouse click that began the drag + * + * Begins a window move operation (for a toplevel window). You might + * use this function to implement a "window move grip," for + * example. The function works best with window managers that support + * the <ulink url="http://www.freedesktop.org/Standards/wm-spec">Extended + * Window Manager Hints</ulink>, but has a fallback implementation for + * other window managers. + * + **/ +void +gdk_window_begin_move_drag (GdkWindow *window, + gint button, + gint root_x, + gint root_y, + guint32 timestamp) +{ + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL (window)) + return; + + if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window), + gdk_atom_intern_static_string ("_NET_WM_MOVERESIZE"))) + wmspec_moveresize (window, _NET_WM_MOVERESIZE_MOVE, root_x, root_y, + timestamp); + else + emulate_move_drag (window, button, root_x, root_y, timestamp); +} + +/** + * gdk_window_enable_synchronized_configure: + * @window: a toplevel #GdkWindow + * + * Indicates that the application will cooperate with the window + * system in synchronizing the window repaint with the window + * manager during resizing operations. After an application calls + * this function, it must call gdk_window_configure_finished() every + * time it has finished all processing associated with a set of + * Configure events. Toplevel GTK+ windows automatically use this + * protocol. + * + * On X, calling this function makes @window participate in the + * _NET_WM_SYNC_REQUEST window manager protocol. + * + * Since: 2.6 + **/ +void +gdk_window_enable_synchronized_configure (GdkWindow *window) +{ + GdkWindowObject *private = (GdkWindowObject *)window; + GdkWindowImplX11 *impl; + + if (!GDK_IS_WINDOW_IMPL_X11 (private->impl)) + return; + + impl = GDK_WINDOW_IMPL_X11 (private->impl); + + if (!impl->use_synchronized_configure) + { + /* This basically means you want to do fancy X specific stuff, so + ensure we have a native window */ + gdk_window_ensure_native (window); + + impl->use_synchronized_configure = TRUE; + ensure_sync_counter (window); + } +} + +/** + * gdk_window_configure_finished: + * @window: a toplevel #GdkWindow + * + * Signal to the window system that the application has finished + * handling Configure events it has received. Window Managers can + * use this to better synchronize the frame repaint with the + * application. GTK+ applications will automatically call this + * function when appropriate. + * + * This function can only be called if gdk_window_enable_synchronized_configure() + * was called previously. + * + * Since: 2.6 + **/ +void +gdk_window_configure_finished (GdkWindow *window) +{ + GdkWindowImplX11 *impl; + + if (!WINDOW_IS_TOPLEVEL (window)) + return; + + impl = GDK_WINDOW_IMPL_X11 (((GdkWindowObject *)window)->impl); + if (!impl->use_synchronized_configure) + return; + +#ifdef HAVE_XSYNC + if (!GDK_WINDOW_DESTROYED (window)) + { + GdkDisplay *display = GDK_WINDOW_DISPLAY (window); + GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window); + + if (toplevel && toplevel->update_counter != None && + GDK_DISPLAY_X11 (display)->use_sync && + !XSyncValueIsZero (toplevel->current_counter_value)) + { + XSyncSetCounter (GDK_WINDOW_XDISPLAY (window), + toplevel->update_counter, + toplevel->current_counter_value); + + XSyncIntToValue (&toplevel->current_counter_value, 0); + } + } +#endif +} + +void +_gdk_windowing_window_beep (GdkWindow *window) +{ + GdkDisplay *display; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + display = GDK_WINDOW_DISPLAY (window); + +#ifdef HAVE_XKB + if (GDK_DISPLAY_X11 (display)->use_xkb) + XkbBell (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XID (window), + 0, + None); + else +#endif + gdk_display_beep (display); +} + +/** + * gdk_window_set_opacity: + * @window: a top-level #GdkWindow + * @opacity: opacity + * + * Request the windowing system to make @window partially transparent, + * with opacity 0 being fully transparent and 1 fully opaque. (Values + * of the opacity parameter are clamped to the [0,1] range.) + * + * On X11, this works only on X screens with a compositing manager + * running. + * + * For setting up per-pixel alpha, see gdk_screen_get_rgba_visual(). + * For making non-toplevel windows translucent, see + * gdk_window_set_composited(). + * + * Since: 2.12 + */ +void +gdk_window_set_opacity (GdkWindow *window, + gdouble opacity) +{ + GdkDisplay *display; + guint32 cardinal; + + g_return_if_fail (GDK_IS_WINDOW (window)); + + if (GDK_WINDOW_DESTROYED (window) || + !WINDOW_IS_TOPLEVEL (window)) + return; + + display = gdk_window_get_display (window); + + if (opacity < 0) + opacity = 0; + else if (opacity > 1) + opacity = 1; + + cardinal = opacity * 0xffffffff; + + if (cardinal == 0xffffffff) + XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_OPACITY")); + else + XChangeProperty (GDK_DISPLAY_XDISPLAY (display), + GDK_WINDOW_XID (window), + gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_OPACITY"), + XA_CARDINAL, 32, + PropModeReplace, + (guchar *) &cardinal, 1); +} + +void +_gdk_windowing_window_set_composited (GdkWindow *window, + gboolean composited) +{ +#if defined(HAVE_XCOMPOSITE) && defined(HAVE_XDAMAGE) && defined (HAVE_XFIXES) + GdkWindowObject *private = (GdkWindowObject *) window; + GdkWindowImplX11 *impl; + GdkDisplay *display; + Display *dpy; + Window xid; + + impl = GDK_WINDOW_IMPL_X11 (private->impl); + + display = gdk_screen_get_display (GDK_DRAWABLE_IMPL_X11 (impl)->screen); + dpy = GDK_DISPLAY_XDISPLAY (display); + xid = GDK_WINDOW_XWINDOW (private); + + if (composited) + { + XCompositeRedirectWindow (dpy, xid, CompositeRedirectManual); + impl->damage = XDamageCreate (dpy, xid, XDamageReportBoundingBox); + } + else + { + XCompositeUnredirectWindow (dpy, xid, CompositeRedirectManual); + XDamageDestroy (dpy, impl->damage); + impl->damage = None; + } +#endif +} + +void +_gdk_windowing_window_process_updates_recurse (GdkWindow *window, + cairo_region_t *region) +{ + _gdk_window_process_updates_recurse (window, region); +} + +void +_gdk_windowing_before_process_all_updates (void) +{ +} + +void +_gdk_windowing_after_process_all_updates (void) +{ +} + +static void +gdk_window_impl_iface_init (GdkWindowImplIface *iface) +{ + iface->show = gdk_window_x11_show; + iface->hide = gdk_window_x11_hide; + iface->withdraw = gdk_window_x11_withdraw; + iface->set_events = gdk_window_x11_set_events; + iface->get_events = gdk_window_x11_get_events; + iface->raise = gdk_window_x11_raise; + iface->lower = gdk_window_x11_lower; + iface->restack_under = gdk_window_x11_restack_under; + iface->restack_toplevel = gdk_window_x11_restack_toplevel; + iface->move_resize = gdk_window_x11_move_resize; + iface->set_background = gdk_window_x11_set_background; + iface->reparent = gdk_window_x11_reparent; + iface->set_device_cursor = gdk_window_x11_set_device_cursor; + iface->get_geometry = gdk_window_x11_get_geometry; + iface->get_root_coords = gdk_window_x11_get_root_coords; + iface->get_device_state = gdk_window_x11_get_device_state; + iface->shape_combine_region = gdk_window_x11_shape_combine_region; + iface->input_shape_combine_region = gdk_window_x11_input_shape_combine_region; + iface->set_static_gravities = gdk_window_x11_set_static_gravities; + iface->queue_antiexpose = _gdk_x11_window_queue_antiexpose; + iface->translate = _gdk_x11_window_translate; + iface->destroy = _gdk_x11_window_destroy; + iface->resize_cairo_surface = gdk_window_x11_resize_cairo_surface; +} + +static Bool +timestamp_predicate (Display *display, + XEvent *xevent, + XPointer arg) +{ + Window xwindow = GPOINTER_TO_UINT (arg); + GdkDisplay *gdk_display = gdk_x11_lookup_xdisplay (display); + + if (xevent->type == PropertyNotify && + xevent->xproperty.window == xwindow && + xevent->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (gdk_display, + "GDK_TIMESTAMP_PROP")) + return True; + + return False; +} + +/** + * gdk_x11_get_server_time: + * @window: a #GdkWindow, used for communication with the server. + * The window must have GDK_PROPERTY_CHANGE_MASK in its + * events mask or a hang will result. + * + * Routine to get the current X server time stamp. + * + * Return value: the time stamp. + **/ +guint32 +gdk_x11_get_server_time (GdkWindow *window) +{ + Display *xdisplay; + Window xwindow; + guchar c = 'a'; + XEvent xevent; + Atom timestamp_prop_atom; + + g_return_val_if_fail (GDK_IS_WINDOW (window), 0); + g_return_val_if_fail (!GDK_WINDOW_DESTROYED (window), 0); + + xdisplay = GDK_WINDOW_XDISPLAY (window); + xwindow = GDK_WINDOW_XWINDOW (window); + timestamp_prop_atom = + gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window), + "GDK_TIMESTAMP_PROP"); + + XChangeProperty (xdisplay, xwindow, timestamp_prop_atom, + timestamp_prop_atom, + 8, PropModeReplace, &c, 1); + + XIfEvent (xdisplay, &xevent, + timestamp_predicate, GUINT_TO_POINTER(xwindow)); + + return xevent.xproperty.time; +} diff --git a/gdk/broadway/gdkwindow-broadway.h b/gdk/broadway/gdkwindow-broadway.h new file mode 100644 index 0000000000..392c35779c --- /dev/null +++ b/gdk/broadway/gdkwindow-broadway.h @@ -0,0 +1,162 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#ifndef __GDK_WINDOW_BROADWAY_H__ +#define __GDK_WINDOW_BROADWAY_H__ + +#include <gdk/broadway/gdkdrawable-broadway.h> + +#ifdef HAVE_XDAMAGE +#include <X11/extensions/Xdamage.h> +#endif + +#ifdef HAVE_XSYNC +#include <X11/extensions/sync.h> +#endif + +G_BEGIN_DECLS + +typedef struct _GdkToplevelX11 GdkToplevelX11; +typedef struct _GdkWindowImplX11 GdkWindowImplX11; +typedef struct _GdkWindowImplX11Class GdkWindowImplX11Class; +typedef struct _GdkXPositionInfo GdkXPositionInfo; + +/* Window implementation for X11 + */ + +#define GDK_TYPE_WINDOW_IMPL_X11 (gdk_window_impl_x11_get_type ()) +#define GDK_WINDOW_IMPL_X11(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_WINDOW_IMPL_X11, GdkWindowImplX11)) +#define GDK_WINDOW_IMPL_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_WINDOW_IMPL_X11, GdkWindowImplX11Class)) +#define GDK_IS_WINDOW_IMPL_X11(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_WINDOW_IMPL_X11)) +#define GDK_IS_WINDOW_IMPL_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_WINDOW_IMPL_X11)) +#define GDK_WINDOW_IMPL_X11_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_WINDOW_IMPL_X11, GdkWindowImplX11Class)) + +struct _GdkWindowImplX11 +{ + GdkDrawableImplX11 parent_instance; + + GdkToplevelX11 *toplevel; /* Toplevel-specific information */ + GdkCursor *cursor; + GHashTable *device_cursor; + + gint8 toplevel_window_type; + guint no_bg : 1; /* Set when the window background is temporarily + * unset during resizing and scaling */ + guint override_redirect : 1; + guint use_synchronized_configure : 1; + +#if defined (HAVE_XCOMPOSITE) && defined(HAVE_XDAMAGE) && defined (HAVE_XFIXES) + Damage damage; +#endif +}; + +struct _GdkWindowImplX11Class +{ + GdkDrawableImplX11Class parent_class; +}; + +struct _GdkToplevelX11 +{ + + /* Set if the window, or any descendent of it, is the server's focus window + */ + guint has_focus_window : 1; + + /* Set if window->has_focus_window and the focus isn't grabbed elsewhere. + */ + guint has_focus : 1; + + /* Set if the pointer is inside this window. (This is needed for + * for focus tracking) + */ + guint has_pointer : 1; + + /* Set if the window is a descendent of the focus window and the pointer is + * inside it. (This is the case where the window will receive keystroke + * events even window->has_focus_window is FALSE) + */ + guint has_pointer_focus : 1; + + /* Set if we are requesting these hints */ + guint skip_taskbar_hint : 1; + guint skip_pager_hint : 1; + guint urgency_hint : 1; + + guint on_all_desktops : 1; /* _NET_WM_STICKY == 0xFFFFFFFF */ + + guint have_sticky : 1; /* _NET_WM_STATE_STICKY */ + guint have_maxvert : 1; /* _NET_WM_STATE_MAXIMIZED_VERT */ + guint have_maxhorz : 1; /* _NET_WM_STATE_MAXIMIZED_HORZ */ + guint have_fullscreen : 1; /* _NET_WM_STATE_FULLSCREEN */ + + guint is_leader : 1; + + gulong map_serial; /* Serial of last transition from unmapped */ + + cairo_surface_t *icon_pixmap; + cairo_surface_t *icon_mask; + GdkWindow *group_leader; + + /* Time of most recent user interaction. */ + gulong user_time; + + /* We use an extra X window for toplevel windows that we XSetInputFocus() + * to in order to avoid getting keyboard events redirected to subwindows + * that might not even be part of this app + */ + Window focus_window; + +#ifdef HAVE_XSYNC + XID update_counter; + XSyncValue pending_counter_value; /* latest _NET_WM_SYNC_REQUEST value received */ + XSyncValue current_counter_value; /* Latest _NET_WM_SYNC_REQUEST value received + * where we have also seen the corresponding + * ConfigureNotify + */ +#endif +}; + +GType gdk_window_impl_x11_get_type (void); + +void gdk_x11_window_set_user_time (GdkWindow *window, + guint32 timestamp); + +GdkToplevelX11 *_gdk_x11_window_get_toplevel (GdkWindow *window); +void _gdk_x11_window_tmp_unset_bg (GdkWindow *window, + gboolean recurse); +void _gdk_x11_window_tmp_reset_bg (GdkWindow *window, + gboolean recurse); +void _gdk_x11_window_tmp_unset_parent_bg (GdkWindow *window); +void _gdk_x11_window_tmp_reset_parent_bg (GdkWindow *window); + +GdkCursor *_gdk_x11_window_get_cursor (GdkWindow *window); +void _gdk_x11_window_get_offsets (GdkWindow *window, + gint *x_offset, + gint *y_offset); + +G_END_DECLS + +#endif /* __GDK_WINDOW_BROADWAY_H__ */ diff --git a/gdk/broadway/gdkx.h b/gdk/broadway/gdkx.h new file mode 100644 index 0000000000..34917dd990 --- /dev/null +++ b/gdk/broadway/gdkx.h @@ -0,0 +1,169 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#ifndef __GDK_X_H__ +#define __GDK_X_H__ + +#include <gdk/gdkprivate.h> +#include <X11/Xlib.h> +#include <X11/Xutil.h> + +G_BEGIN_DECLS + +Display *gdk_x11_drawable_get_xdisplay (GdkDrawable *drawable); +XID gdk_x11_drawable_get_xid (GdkDrawable *drawable); +GdkDrawable *gdk_x11_window_get_drawable_impl (GdkWindow *window); +Display *gdk_x11_cursor_get_xdisplay (GdkCursor *cursor); +Cursor gdk_x11_cursor_get_xcursor (GdkCursor *cursor); +Display *gdk_x11_display_get_xdisplay (GdkDisplay *display); +Visual * gdk_x11_visual_get_xvisual (GdkVisual *visual); +Screen * gdk_x11_screen_get_xscreen (GdkScreen *screen); +int gdk_x11_screen_get_screen_number (GdkScreen *screen); +void gdk_x11_window_set_user_time (GdkWindow *window, + guint32 timestamp); +void gdk_x11_window_move_to_current_desktop (GdkWindow *window); + +const char* gdk_x11_screen_get_window_manager_name (GdkScreen *screen); + +#ifndef GDK_MULTIHEAD_SAFE +Window gdk_x11_get_default_root_xwindow (void); +Display *gdk_x11_get_default_xdisplay (void); +gint gdk_x11_get_default_screen (void); +#endif + +#define GDK_CURSOR_XDISPLAY(cursor) (gdk_x11_cursor_get_xdisplay (cursor)) +#define GDK_CURSOR_XCURSOR(cursor) (gdk_x11_cursor_get_xcursor (cursor)) + +#ifdef GDK_COMPILATION + +#include "gdkprivate-broadway.h" +#include "gdkscreen-broadway.h" + +#define GDK_DISPLAY_XDISPLAY(display) (GDK_DISPLAY_X11(display)->xdisplay) + +#define GDK_WINDOW_XDISPLAY(win) (GDK_SCREEN_X11 (GDK_WINDOW_SCREEN (win))->xdisplay) +#define GDK_WINDOW_XID(win) (GDK_DRAWABLE_IMPL_X11(((GdkWindowObject *)win)->impl)->xid) +#define GDK_DRAWABLE_XDISPLAY(win) (GDK_WINDOW_XDISPLAY (win)) +#define GDK_DRAWABLE_XID(win) (GDK_WINDOW_XID (win)) +#define GDK_SCREEN_XDISPLAY(screen) (GDK_SCREEN_X11 (screen)->xdisplay) +#define GDK_SCREEN_XSCREEN(screen) (GDK_SCREEN_X11 (screen)->xscreen) +#define GDK_SCREEN_XNUMBER(screen) (GDK_SCREEN_X11 (screen)->screen_num) +#define GDK_WINDOW_XWINDOW GDK_DRAWABLE_XID + +#else /* GDK_COMPILATION */ + +#ifndef GDK_MULTIHEAD_SAFE +#define GDK_ROOT_WINDOW() (gdk_x11_get_default_root_xwindow ()) +#endif + +#define GDK_DISPLAY_XDISPLAY(display) (gdk_x11_display_get_xdisplay (display)) + +#define GDK_WINDOW_XDISPLAY(win) (gdk_x11_drawable_get_xdisplay (gdk_x11_window_get_drawable_impl (win))) +#define GDK_WINDOW_XID(win) (gdk_x11_drawable_get_xid (win)) +#define GDK_WINDOW_XWINDOW(win) (gdk_x11_drawable_get_xid (win)) +#define GDK_DRAWABLE_XDISPLAY(win) (gdk_x11_drawable_get_xdisplay (win)) +#define GDK_DRAWABLE_XID(win) (gdk_x11_drawable_get_xid (win)) +#define GDK_SCREEN_XDISPLAY(screen) (gdk_x11_display_get_xdisplay (gdk_screen_get_display (screen))) +#define GDK_SCREEN_XSCREEN(screen) (gdk_x11_screen_get_xscreen (screen)) +#define GDK_SCREEN_XNUMBER(screen) (gdk_x11_screen_get_screen_number (screen)) + +#endif /* GDK_COMPILATION */ + +#define GDK_VISUAL_XVISUAL(visual) (gdk_x11_visual_get_xvisual (visual)) + +GdkVisual* gdk_x11_screen_lookup_visual (GdkScreen *screen, + VisualID xvisualid); +#ifndef GDK_MULTIHEAD_SAFE +GdkVisual* gdkx_visual_get (VisualID xvisualid); +#endif + + /* Return the Gdk* for a particular XID */ +gpointer gdk_xid_table_lookup_for_display (GdkDisplay *display, + XID xid); +guint32 gdk_x11_get_server_time (GdkWindow *window); +guint32 gdk_x11_display_get_user_time (GdkDisplay *display); + +G_CONST_RETURN gchar *gdk_x11_display_get_startup_notification_id (GdkDisplay *display); +void gdk_x11_display_set_startup_notification_id (GdkDisplay *display, + const gchar *startup_id); + +void gdk_x11_display_set_cursor_theme (GdkDisplay *display, + const gchar *theme, + const gint size); + +void gdk_x11_display_broadcast_startup_message (GdkDisplay *display, + const char *message_type, + ...) G_GNUC_NULL_TERMINATED; + +/* returns TRUE if we support the given WM spec feature */ +gboolean gdk_x11_screen_supports_net_wm_hint (GdkScreen *screen, + GdkAtom property); + +XID gdk_x11_screen_get_monitor_output (GdkScreen *screen, + gint monitor_num); + +#ifndef GDK_MULTIHEAD_SAFE +gpointer gdk_xid_table_lookup (XID xid); +gboolean gdk_net_wm_supports (GdkAtom property); +void gdk_x11_grab_server (void); +void gdk_x11_ungrab_server (void); +#endif + +GdkDisplay *gdk_x11_lookup_xdisplay (Display *xdisplay); + + +/* Functions to get the X Atom equivalent to the GdkAtom */ +Atom gdk_x11_atom_to_xatom_for_display (GdkDisplay *display, + GdkAtom atom); +GdkAtom gdk_x11_xatom_to_atom_for_display (GdkDisplay *display, + Atom xatom); +Atom gdk_x11_get_xatom_by_name_for_display (GdkDisplay *display, + const gchar *atom_name); +G_CONST_RETURN gchar *gdk_x11_get_xatom_name_for_display (GdkDisplay *display, + Atom xatom); +#ifndef GDK_MULTIHEAD_SAFE +Atom gdk_x11_atom_to_xatom (GdkAtom atom); +GdkAtom gdk_x11_xatom_to_atom (Atom xatom); +Atom gdk_x11_get_xatom_by_name (const gchar *atom_name); +G_CONST_RETURN gchar *gdk_x11_get_xatom_name (Atom xatom); +#endif + +void gdk_x11_display_grab (GdkDisplay *display); +void gdk_x11_display_ungrab (GdkDisplay *display); + +void gdk_x11_display_error_trap_push (GdkDisplay *display); +/* warn unused because you could use pop_ignored otherwise */ +G_GNUC_WARN_UNUSED_RESULT gint gdk_x11_display_error_trap_pop (GdkDisplay *display); +void gdk_x11_display_error_trap_pop_ignored (GdkDisplay *display); + +void gdk_x11_register_standard_event_type (GdkDisplay *display, + gint event_base, + gint n_events); + + +G_END_DECLS + +#endif /* __GDK_X_H__ */ diff --git a/gdk/broadway/gdkxftdefaults.c b/gdk/broadway/gdkxftdefaults.c new file mode 100644 index 0000000000..9ce1f12645 --- /dev/null +++ b/gdk/broadway/gdkxftdefaults.c @@ -0,0 +1,268 @@ +/* GDK - The GIMP Drawing Kit + * Copyright © 2005 Red Hat, Inc + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + * + * Based on code from xftdpy.c + * + * Copyright © 2000 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#include "config.h" + +#include <stdlib.h> +#include <string.h> + +#include <fontconfig/fontconfig.h> + +#ifndef FC_HINT_STYLE +#define FC_HINT_NONE 0 +#define FC_HINT_SLIGHT 1 +#define FC_HINT_MEDIUM 2 +#define FC_HINT_FULL 3 +#endif + +#include <gdkscreen-broadway.h> +#include <gdkx.h> + +static gint +parse_boolean (char *v) +{ + gchar c0, c1; + + c0 = *v; + if (g_ascii_isupper ((int)c0)) + c0 = g_ascii_tolower (c0); + if (c0 == 't' || c0 == 'y' || c0 == '1') + return 1; + if (c0 == 'f' || c0 == 'n' || c0 == '0') + return 0; + if (c0 == 'o') + { + c1 = v[1]; + if (g_ascii_isupper ((int)c1)) + c1 = g_ascii_tolower (c1); + if (c1 == 'n') + return 1; + if (c1 == 'f') + return 0; + } + + return -1; +} + +static gboolean +get_boolean_default (Display *dpy, + gchar *option, + gboolean *value) +{ + gchar *v; + gint i; + + v = XGetDefault (dpy, "Xft", option); + if (v) + { + i = parse_boolean (v); + if (i >= 0) + { + *value = i; + return TRUE; + } + } + + return FALSE; +} + +static gboolean +get_double_default (Display *dpy, + gchar *option, + gdouble *value) +{ + gchar *v, *e; + + v = XGetDefault (dpy, "Xft", option); + if (v) + { + /* Xft uses strtod, though localization probably wasn't + * desired. For compatibility, we use the conservative + * g_strtod() that accepts either localized or non-localized + * decimal separator. + */ + *value = g_strtod (v, &e); + if (e != v) + return TRUE; + } + + return FALSE; +} + +static gboolean +get_integer_default (Display *dpy, + gchar *option, + gint *value) +{ + gchar *v, *e; + + v = XGetDefault (dpy, "Xft", option); + if (v) + { + if (FcNameConstant ((FcChar8 *) v, value)) + return TRUE; + + *value = strtol (v, &e, 0); + if (e != v) + return TRUE; + } + + return FALSE; +} + +static void +init_xft_settings (GdkScreen *screen) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + Display *xdisplay = GDK_SCREEN_XDISPLAY (screen); + int xscreen = GDK_SCREEN_XNUMBER (screen); + double dpi_double; + + if (screen_x11->xft_init) + return; + + screen_x11->xft_init = TRUE; + + if (!get_boolean_default (xdisplay, "antialias", &screen_x11->xft_antialias)) + screen_x11->xft_antialias = TRUE; + + if (!get_boolean_default (xdisplay, "hinting", &screen_x11->xft_hinting)) + screen_x11->xft_hinting = TRUE; + + if (!get_integer_default (xdisplay, "hintstyle", &screen_x11->xft_hintstyle)) + screen_x11->xft_hintstyle = FC_HINT_FULL; + + if (!get_integer_default (xdisplay, "rgba", &screen_x11->xft_rgba)) + screen_x11->xft_rgba = FC_RGBA_UNKNOWN; + + if (!get_double_default (xdisplay, "dpi", &dpi_double)) + dpi_double = (((double) DisplayHeight (xdisplay, xscreen) * 25.4) / + (double) DisplayHeightMM (xdisplay, xscreen)); + + screen_x11->xft_dpi = (int)(0.5 + PANGO_SCALE * dpi_double); +} + +gboolean +_gdk_x11_get_xft_setting (GdkScreen *screen, + const gchar *name, + GValue *value) +{ + GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen); + + if (strncmp (name, "gtk-xft-", 8) != 0) + return FALSE; + + name += 8; + + init_xft_settings (screen); + + if (strcmp (name, "antialias") == 0) + { + g_value_set_int (value, screen_x11->xft_antialias); + return TRUE; + } + else if (strcmp (name, "hinting") == 0) + { + g_value_set_int (value, screen_x11->xft_hinting); + return TRUE; + } + else if (strcmp (name, "hintstyle") == 0) + { + const char *str; + + switch (screen_x11->xft_hintstyle) + { + case FC_HINT_NONE: + str = "hintnone"; + break; + case FC_HINT_SLIGHT: + str = "hintslight"; + break; + case FC_HINT_MEDIUM: + str = "hintmedium"; + break; + case FC_HINT_FULL: + str = "hintfull"; + break; + default: + return FALSE; + } + + g_value_set_string (value, str); + return TRUE; + } + else if (strcmp (name, "rgba") == 0) + { + const char *str; + + switch (screen_x11->xft_rgba) + { + case FC_RGBA_NONE: + str = "none"; + break; + case FC_RGBA_RGB: + str = "rgb"; + break; + case FC_RGBA_BGR: + str = "bgr"; + break; + case FC_RGBA_VRGB: + str = "vrgb"; + break; + case FC_RGBA_VBGR: + str = "vbgr"; + break; + case FC_RGBA_UNKNOWN: + default: + return FALSE; + } + + g_value_set_string (value, str); + return TRUE; + } + else if (strcmp (name, "dpi") == 0) + { + g_value_set_int (value, screen_x11->xft_dpi); + return TRUE; + } + + return FALSE; +} diff --git a/gdk/broadway/gdkxid.c b/gdk/broadway/gdkxid.c new file mode 100644 index 0000000000..ef2dc641a0 --- /dev/null +++ b/gdk/broadway/gdkxid.c @@ -0,0 +1,133 @@ +/* GDK - The GIMP Drawing Kit + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GTK+ Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GTK+ at ftp://ftp.gtk.org/pub/gtk/. + */ + +#include "config.h" + +#include "gdkx.h" +#include "gdkprivate-broadway.h" +#include "gdkdisplay-broadway.h" + +#include <stdio.h> + +static guint gdk_xid_hash (XID *xid); +static gboolean gdk_xid_equal (XID *a, + XID *b); + + +void +_gdk_xid_table_insert (GdkDisplay *display, + XID *xid, + gpointer data) +{ + GdkDisplayX11 *display_x11; + + g_return_if_fail (xid != NULL); + g_return_if_fail (GDK_IS_DISPLAY (display)); + + display_x11 = GDK_DISPLAY_X11 (display); + + if (!display_x11->xid_ht) + display_x11->xid_ht = g_hash_table_new ((GHashFunc) gdk_xid_hash, + (GEqualFunc) gdk_xid_equal); + + if (g_hash_table_lookup (display_x11->xid_ht, xid)) + g_warning ("XID collision, trouble ahead"); + + g_hash_table_insert (display_x11->xid_ht, xid, data); +} + +void +_gdk_xid_table_remove (GdkDisplay *display, + XID xid) +{ + GdkDisplayX11 *display_x11; + + g_return_if_fail (GDK_IS_DISPLAY (display)); + + display_x11 = GDK_DISPLAY_X11 (display); + + if (display_x11->xid_ht) + g_hash_table_remove (display_x11->xid_ht, &xid); +} + +/** + * gdk_xid_table_lookup_for_display: + * @display: the #GdkDisplay. + * @xid: an X id. + * + * Returns the GDK object associated with the given X id. + * + * Return value: the associated #GdkWindow or %NULL if no + * object is associated with the X id. + * + * Since: 2.2 + */ +gpointer +gdk_xid_table_lookup_for_display (GdkDisplay *display, + XID xid) +{ + GdkDisplayX11 *display_x11; + gpointer data = NULL; + + g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL); + + display_x11 = GDK_DISPLAY_X11 (display); + + if (display_x11->xid_ht) + data = g_hash_table_lookup (display_x11->xid_ht, &xid); + + return data; +} + + +/** + * gdk_xid_table_lookup: + * @xid: an X id. + * + * Returns the Gdk object associated with the given X id for the default + * display. + * + * Return value: the associated #GdkWindow or %NULL if no + * object is associated with the X id. + */ +gpointer +gdk_xid_table_lookup (XID xid) +{ + return gdk_xid_table_lookup_for_display (gdk_display_get_default (), xid); +} + +static guint +gdk_xid_hash (XID *xid) +{ + return *xid; +} + +static gboolean +gdk_xid_equal (XID *a, + XID *b) +{ + return (*a == *b); +} diff --git a/gdk/broadway/xsettings-client.c b/gdk/broadway/xsettings-client.c new file mode 100644 index 0000000000..67e3b6b020 --- /dev/null +++ b/gdk/broadway/xsettings-client.c @@ -0,0 +1,611 @@ +/* + * Copyright © 2001, 2007 Red Hat, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Red Hat not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. Red Hat makes no representations about the + * suitability of this software for any purpose. It is provided "as is" + * without express or implied warranty. + * + * RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT + * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Author: Owen Taylor, Red Hat, Inc. + */ + +#include "config.h" + +#include "xsettings-client.h" + +#include <limits.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <X11/Xlib.h> +#include <X11/Xmd.h> /* For CARD16 */ + +struct _XSettingsClient +{ + Display *display; + int screen; + XSettingsNotifyFunc notify; + XSettingsWatchFunc watch; + void *cb_data; + + XSettingsGrabFunc grab; + XSettingsGrabFunc ungrab; + + Window manager_window; + Atom manager_atom; + Atom selection_atom; + Atom xsettings_atom; + + XSettingsList *settings; +}; + +static void +notify_changes (XSettingsClient *client, + XSettingsList *old_list) +{ + XSettingsList *old_iter = old_list; + XSettingsList *new_iter = client->settings; + + if (!client->notify) + return; + + while (old_iter || new_iter) + { + int cmp; + + if (old_iter && new_iter) + cmp = strcmp (old_iter->setting->name, new_iter->setting->name); + else if (old_iter) + cmp = -1; + else + cmp = 1; + + if (cmp < 0) + { + client->notify (old_iter->setting->name, + XSETTINGS_ACTION_DELETED, + NULL, + client->cb_data); + } + else if (cmp == 0) + { + if (!xsettings_setting_equal (old_iter->setting, + new_iter->setting)) + client->notify (old_iter->setting->name, + XSETTINGS_ACTION_CHANGED, + new_iter->setting, + client->cb_data); + } + else + { + client->notify (new_iter->setting->name, + XSETTINGS_ACTION_NEW, + new_iter->setting, + client->cb_data); + } + + if (old_iter) + old_iter = old_iter->next; + if (new_iter) + new_iter = new_iter->next; + } +} + +static int +ignore_errors (Display *display, XErrorEvent *event) +{ + return True; +} + +static char local_byte_order = '\0'; + +#define BYTES_LEFT(buffer) ((buffer)->data + (buffer)->len - (buffer)->pos) + +static XSettingsResult +fetch_card16 (XSettingsBuffer *buffer, + CARD16 *result) +{ + CARD16 x; + + if (BYTES_LEFT (buffer) < 2) + return XSETTINGS_ACCESS; + + x = *(CARD16 *)buffer->pos; + buffer->pos += 2; + + if (buffer->byte_order == local_byte_order) + *result = x; + else + *result = (x << 8) | (x >> 8); + + return XSETTINGS_SUCCESS; +} + +static XSettingsResult +fetch_ushort (XSettingsBuffer *buffer, + unsigned short *result) +{ + CARD16 x; + XSettingsResult r; + + r = fetch_card16 (buffer, &x); + if (r == XSETTINGS_SUCCESS) + *result = x; + + return r; +} + +static XSettingsResult +fetch_card32 (XSettingsBuffer *buffer, + CARD32 *result) +{ + CARD32 x; + + if (BYTES_LEFT (buffer) < 4) + return XSETTINGS_ACCESS; + + x = *(CARD32 *)buffer->pos; + buffer->pos += 4; + + if (buffer->byte_order == local_byte_order) + *result = x; + else + *result = (x << 24) | ((x & 0xff00) << 8) | ((x & 0xff0000) >> 8) | (x >> 24); + + return XSETTINGS_SUCCESS; +} + +static XSettingsResult +fetch_card8 (XSettingsBuffer *buffer, + CARD8 *result) +{ + if (BYTES_LEFT (buffer) < 1) + return XSETTINGS_ACCESS; + + *result = *(CARD8 *)buffer->pos; + buffer->pos += 1; + + return XSETTINGS_SUCCESS; +} + +#define XSETTINGS_PAD(n,m) ((n + m - 1) & (~(m-1))) + +static XSettingsList * +parse_settings (unsigned char *data, + size_t len) +{ + XSettingsBuffer buffer; + XSettingsResult result = XSETTINGS_SUCCESS; + XSettingsList *settings = NULL; + CARD32 serial; + CARD32 n_entries; + CARD32 i; + XSettingsSetting *setting = NULL; + + local_byte_order = xsettings_byte_order (); + + buffer.pos = buffer.data = data; + buffer.len = len; + + result = fetch_card8 (&buffer, (unsigned char *)&buffer.byte_order); + if (buffer.byte_order != MSBFirst && + buffer.byte_order != LSBFirst) + { + fprintf (stderr, "Invalid byte order in XSETTINGS property\n"); + result = XSETTINGS_FAILED; + goto out; + } + + buffer.pos += 3; + + result = fetch_card32 (&buffer, &serial); + if (result != XSETTINGS_SUCCESS) + goto out; + + result = fetch_card32 (&buffer, &n_entries); + if (result != XSETTINGS_SUCCESS) + goto out; + + for (i = 0; i < n_entries; i++) + { + CARD8 type; + CARD16 name_len; + CARD32 v_int; + size_t pad_len; + + result = fetch_card8 (&buffer, &type); + if (result != XSETTINGS_SUCCESS) + goto out; + + buffer.pos += 1; + + result = fetch_card16 (&buffer, &name_len); + if (result != XSETTINGS_SUCCESS) + goto out; + + pad_len = XSETTINGS_PAD(name_len, 4); + if (BYTES_LEFT (&buffer) < pad_len) + { + result = XSETTINGS_ACCESS; + goto out; + } + + setting = malloc (sizeof *setting); + if (!setting) + { + result = XSETTINGS_NO_MEM; + goto out; + } + setting->type = XSETTINGS_TYPE_INT; /* No allocated memory */ + + setting->name = malloc (name_len + 1); + if (!setting->name) + { + result = XSETTINGS_NO_MEM; + goto out; + } + + memcpy (setting->name, buffer.pos, name_len); + setting->name[name_len] = '\0'; + buffer.pos += pad_len; + + result = fetch_card32 (&buffer, &v_int); + if (result != XSETTINGS_SUCCESS) + goto out; + setting->last_change_serial = v_int; + + switch (type) + { + case XSETTINGS_TYPE_INT: + result = fetch_card32 (&buffer, &v_int); + if (result != XSETTINGS_SUCCESS) + goto out; + + setting->data.v_int = (INT32)v_int; + break; + case XSETTINGS_TYPE_STRING: + result = fetch_card32 (&buffer, &v_int); + if (result != XSETTINGS_SUCCESS) + goto out; + + pad_len = XSETTINGS_PAD (v_int, 4); + if (v_int + 1 == 0 || /* Guard against wrap-around */ + BYTES_LEFT (&buffer) < pad_len) + { + result = XSETTINGS_ACCESS; + goto out; + } + + setting->data.v_string = malloc (v_int + 1); + if (!setting->data.v_string) + { + result = XSETTINGS_NO_MEM; + goto out; + } + + memcpy (setting->data.v_string, buffer.pos, v_int); + setting->data.v_string[v_int] = '\0'; + buffer.pos += pad_len; + + break; + case XSETTINGS_TYPE_COLOR: + result = fetch_ushort (&buffer, &setting->data.v_color.red); + if (result != XSETTINGS_SUCCESS) + goto out; + result = fetch_ushort (&buffer, &setting->data.v_color.green); + if (result != XSETTINGS_SUCCESS) + goto out; + result = fetch_ushort (&buffer, &setting->data.v_color.blue); + if (result != XSETTINGS_SUCCESS) + goto out; + result = fetch_ushort (&buffer, &setting->data.v_color.alpha); + if (result != XSETTINGS_SUCCESS) + goto out; + + break; + default: + /* Quietly ignore unknown types */ + break; + } + + setting->type = type; + + result = xsettings_list_insert (&settings, setting); + if (result != XSETTINGS_SUCCESS) + goto out; + + setting = NULL; + } + + out: + + if (result != XSETTINGS_SUCCESS) + { + switch (result) + { + case XSETTINGS_NO_MEM: + fprintf(stderr, "Out of memory reading XSETTINGS property\n"); + break; + case XSETTINGS_ACCESS: + fprintf(stderr, "Invalid XSETTINGS property (read off end)\n"); + break; + case XSETTINGS_DUPLICATE_ENTRY: + fprintf (stderr, "Duplicate XSETTINGS entry for '%s'\n", setting->name); + case XSETTINGS_FAILED: + case XSETTINGS_SUCCESS: + case XSETTINGS_NO_ENTRY: + break; + } + + if (setting) + xsettings_setting_free (setting); + + xsettings_list_free (settings); + settings = NULL; + + } + + return settings; +} + +static void +read_settings (XSettingsClient *client) +{ + Atom type; + int format; + unsigned long n_items; + unsigned long bytes_after; + unsigned char *data; + int result; + + int (*old_handler) (Display *, XErrorEvent *); + + XSettingsList *old_list = client->settings; + + client->settings = NULL; + + if (client->manager_window) + { + old_handler = XSetErrorHandler (ignore_errors); + result = XGetWindowProperty (client->display, client->manager_window, + client->xsettings_atom, 0, LONG_MAX, + False, client->xsettings_atom, + &type, &format, &n_items, &bytes_after, &data); + XSetErrorHandler (old_handler); + + if (result == Success && type != None) + { + if (type != client->xsettings_atom) + { + fprintf (stderr, "Invalid type for XSETTINGS property"); + } + else if (format != 8) + { + fprintf (stderr, "Invalid format for XSETTINGS property %d", format); + } + else + client->settings = parse_settings (data, n_items); + + XFree (data); + } + } + + notify_changes (client, old_list); + xsettings_list_free (old_list); +} + +static void +add_events (Display *display, + Window window, + long mask) +{ + XWindowAttributes attr; + + XGetWindowAttributes (display, window, &attr); + XSelectInput (display, window, attr.your_event_mask | mask); +} + +static void +check_manager_window (XSettingsClient *client) +{ + if (client->manager_window && client->watch) + client->watch (client->manager_window, False, 0, client->cb_data); + + if (client->grab) + client->grab (client->display); + else + XGrabServer (client->display); + + client->manager_window = XGetSelectionOwner (client->display, + client->selection_atom); + if (client->manager_window) + XSelectInput (client->display, client->manager_window, + PropertyChangeMask | StructureNotifyMask); + + if (client->ungrab) + client->ungrab (client->display); + else + XUngrabServer (client->display); + + XFlush (client->display); + + if (client->manager_window && client->watch) + { + if (!client->watch (client->manager_window, True, + PropertyChangeMask | StructureNotifyMask, + client->cb_data)) + { + /* Inability to watch the window probably means that it was destroyed + * after we ungrabbed + */ + client->manager_window = None; + return; + } + } + + + read_settings (client); +} + +XSettingsClient * +xsettings_client_new (Display *display, + int screen, + XSettingsNotifyFunc notify, + XSettingsWatchFunc watch, + void *cb_data) +{ + return xsettings_client_new_with_grab_funcs (display, screen, notify, watch, cb_data, + NULL, NULL); +} + +XSettingsClient * +xsettings_client_new_with_grab_funcs (Display *display, + int screen, + XSettingsNotifyFunc notify, + XSettingsWatchFunc watch, + void *cb_data, + XSettingsGrabFunc grab, + XSettingsGrabFunc ungrab) +{ + XSettingsClient *client; + char buffer[256]; + char *atom_names[3]; + Atom atoms[3]; + + client = malloc (sizeof *client); + if (!client) + return NULL; + + client->display = display; + client->screen = screen; + client->notify = notify; + client->watch = watch; + client->cb_data = cb_data; + client->grab = grab; + client->ungrab = ungrab; + + client->manager_window = None; + client->settings = NULL; + + sprintf(buffer, "_XSETTINGS_S%d", screen); + atom_names[0] = buffer; + atom_names[1] = "_XSETTINGS_SETTINGS"; + atom_names[2] = "MANAGER"; + +#ifdef HAVE_XINTERNATOMS + XInternAtoms (display, atom_names, 3, False, atoms); +#else + atoms[0] = XInternAtom (display, atom_names[0], False); + atoms[1] = XInternAtom (display, atom_names[1], False); + atoms[2] = XInternAtom (display, atom_names[2], False); +#endif + + client->selection_atom = atoms[0]; + client->xsettings_atom = atoms[1]; + client->manager_atom = atoms[2]; + + /* Select on StructureNotify so we get MANAGER events + */ + add_events (display, RootWindow (display, screen), StructureNotifyMask); + + if (client->watch) + client->watch (RootWindow (display, screen), True, StructureNotifyMask, + client->cb_data); + + check_manager_window (client); + + return client; +} + + +void +xsettings_client_set_grab_func (XSettingsClient *client, + XSettingsGrabFunc grab) +{ + client->grab = grab; +} + +void +xsettings_client_set_ungrab_func (XSettingsClient *client, + XSettingsGrabFunc ungrab) +{ + client->ungrab = ungrab; +} + +void +xsettings_client_destroy (XSettingsClient *client) +{ + if (client->watch) + client->watch (RootWindow (client->display, client->screen), + False, 0, client->cb_data); + if (client->manager_window && client->watch) + client->watch (client->manager_window, False, 0, client->cb_data); + + xsettings_list_free (client->settings); + free (client); +} + +XSettingsResult +xsettings_client_get_setting (XSettingsClient *client, + const char *name, + XSettingsSetting **setting) +{ + XSettingsSetting *search = xsettings_list_lookup (client->settings, name); + if (search) + { + *setting = xsettings_setting_copy (search); + return *setting ? XSETTINGS_SUCCESS : XSETTINGS_NO_MEM; + } + else + return XSETTINGS_NO_ENTRY; +} + +Bool +xsettings_client_process_event (XSettingsClient *client, + XEvent *xev) +{ + /* The checks here will not unlikely cause us to reread + * the properties from the manager window a number of + * times when the manager changes from A->B. But manager changes + * are going to be pretty rare. + */ + if (xev->xany.window == RootWindow (client->display, client->screen)) + { + if (xev->xany.type == ClientMessage && + xev->xclient.message_type == client->manager_atom && + xev->xclient.data.l[1] == client->selection_atom) + { + check_manager_window (client); + return True; + } + } + else if (xev->xany.window == client->manager_window) + { + if (xev->xany.type == DestroyNotify) + { + check_manager_window (client); + /* let GDK do its cleanup */ + return False; + } + else if (xev->xany.type == PropertyNotify) + { + read_settings (client); + return True; + } + } + + return False; +} diff --git a/gdk/broadway/xsettings-client.h b/gdk/broadway/xsettings-client.h new file mode 100644 index 0000000000..710ed12482 --- /dev/null +++ b/gdk/broadway/xsettings-client.h @@ -0,0 +1,79 @@ +/* + * Copyright © 2001, 2007 Red Hat, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Red Hat not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. Red Hat makes no representations about the + * suitability of this software for any purpose. It is provided "as is" + * without express or implied warranty. + * + * RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT + * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Author: Owen Taylor, Red Hat, Inc. + */ +#ifndef XSETTINGS_CLIENT_H +#define XSETTINGS_CLIENT_H + +#include <X11/Xlib.h> +#include "xsettings-common.h" + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +typedef struct _XSettingsClient XSettingsClient; + +typedef enum +{ + XSETTINGS_ACTION_NEW, + XSETTINGS_ACTION_CHANGED, + XSETTINGS_ACTION_DELETED +} XSettingsAction; + +typedef void (*XSettingsNotifyFunc) (const char *name, + XSettingsAction action, + XSettingsSetting *setting, + void *cb_data); +typedef Bool (*XSettingsWatchFunc) (Window window, + Bool is_start, + long mask, + void *cb_data); +typedef void (*XSettingsGrabFunc) (Display *display); + +XSettingsClient *xsettings_client_new (Display *display, + int screen, + XSettingsNotifyFunc notify, + XSettingsWatchFunc watch, + void *cb_data); +XSettingsClient *xsettings_client_new_with_grab_funcs (Display *display, + int screen, + XSettingsNotifyFunc notify, + XSettingsWatchFunc watch, + void *cb_data, + XSettingsGrabFunc grab, + XSettingsGrabFunc ungrab); +void xsettings_client_set_grab_func (XSettingsClient *client, + XSettingsGrabFunc grab); +void xsettings_client_set_ungrab_func (XSettingsClient *client, + XSettingsGrabFunc ungrab); +void xsettings_client_destroy (XSettingsClient *client); +Bool xsettings_client_process_event (XSettingsClient *client, + XEvent *xev); +XSettingsResult xsettings_client_get_setting (XSettingsClient *client, + const char *name, + XSettingsSetting **setting); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* XSETTINGS_CLIENT_H */ diff --git a/gdk/broadway/xsettings-common.c b/gdk/broadway/xsettings-common.c new file mode 100644 index 0000000000..cc3a8d0306 --- /dev/null +++ b/gdk/broadway/xsettings-common.c @@ -0,0 +1,267 @@ +/* + * Copyright © 2001 Red Hat, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Red Hat not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. Red Hat makes no representations about the + * suitability of this software for any purpose. It is provided "as is" + * without express or implied warranty. + * + * RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT + * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Author: Owen Taylor, Red Hat, Inc. + */ + +#include "config.h" + +#include "xsettings-common.h" + +#include "string.h" +#include "stdlib.h" + +#include <X11/Xlib.h> +#include <X11/Xmd.h> /* For CARD32 */ + +XSettingsSetting * +xsettings_setting_copy (XSettingsSetting *setting) +{ + XSettingsSetting *result; + size_t str_len; + + result = malloc (sizeof *result); + if (!result) + return NULL; + + str_len = strlen (setting->name); + result->name = malloc (str_len + 1); + if (!result->name) + goto err; + + memcpy (result->name, setting->name, str_len + 1); + + result->type = setting->type; + + switch (setting->type) + { + case XSETTINGS_TYPE_INT: + result->data.v_int = setting->data.v_int; + break; + case XSETTINGS_TYPE_COLOR: + result->data.v_color = setting->data.v_color; + break; + case XSETTINGS_TYPE_STRING: + str_len = strlen (setting->data.v_string); + result->data.v_string = malloc (str_len + 1); + if (!result->data.v_string) + goto err; + + memcpy (result->data.v_string, setting->data.v_string, str_len + 1); + break; + } + + result->last_change_serial = setting->last_change_serial; + + return result; + + err: + if (result->name) + free (result->name); + free (result); + + return NULL; +} + +XSettingsList * +xsettings_list_copy (XSettingsList *list) +{ + XSettingsList *new = NULL; + XSettingsList *old_iter = list; + XSettingsList *new_iter = NULL; + + while (old_iter) + { + XSettingsList *new_node; + + new_node = malloc (sizeof *new_node); + if (!new_node) + goto error; + + new_node->setting = xsettings_setting_copy (old_iter->setting); + if (!new_node->setting) + { + free (new_node); + goto error; + } + + if (new_iter) + new_iter->next = new_node; + else + new = new_node; + + new_iter = new_node; + + old_iter = old_iter->next; + } + + return new; + + error: + xsettings_list_free (new); + return NULL; +} + +int +xsettings_setting_equal (XSettingsSetting *setting_a, + XSettingsSetting *setting_b) +{ + if (setting_a->type != setting_b->type) + return 0; + + if (strcmp (setting_a->name, setting_b->name) != 0) + return 0; + + switch (setting_a->type) + { + case XSETTINGS_TYPE_INT: + return setting_a->data.v_int == setting_b->data.v_int; + case XSETTINGS_TYPE_COLOR: + return (setting_a->data.v_color.red == setting_b->data.v_color.red && + setting_a->data.v_color.green == setting_b->data.v_color.green && + setting_a->data.v_color.blue == setting_b->data.v_color.blue && + setting_a->data.v_color.alpha == setting_b->data.v_color.alpha); + case XSETTINGS_TYPE_STRING: + return strcmp (setting_a->data.v_string, setting_b->data.v_string) == 0; + } + + return 0; +} + +void +xsettings_setting_free (XSettingsSetting *setting) +{ + if (setting->type == XSETTINGS_TYPE_STRING) + free (setting->data.v_string); + + if (setting->name) + free (setting->name); + + free (setting); +} + +void +xsettings_list_free (XSettingsList *list) +{ + while (list) + { + XSettingsList *next = list->next; + + xsettings_setting_free (list->setting); + free (list); + + list = next; + } +} + +XSettingsResult +xsettings_list_insert (XSettingsList **list, + XSettingsSetting *setting) +{ + XSettingsList *node; + XSettingsList *iter; + XSettingsList *last = NULL; + + node = malloc (sizeof *node); + if (!node) + return XSETTINGS_NO_MEM; + node->setting = setting; + + iter = *list; + while (iter) + { + int cmp = strcmp (setting->name, iter->setting->name); + + if (cmp < 0) + break; + else if (cmp == 0) + { + free (node); + return XSETTINGS_DUPLICATE_ENTRY; + } + + last = iter; + iter = iter->next; + } + + if (last) + last->next = node; + else + *list = node; + + node->next = iter; + + return XSETTINGS_SUCCESS; +} + +XSettingsResult +xsettings_list_delete (XSettingsList **list, + const char *name) +{ + XSettingsList *iter; + XSettingsList *last = NULL; + + iter = *list; + while (iter) + { + if (strcmp (name, iter->setting->name) == 0) + { + if (last) + last->next = iter->next; + else + *list = iter->next; + + xsettings_setting_free (iter->setting); + free (iter); + + return XSETTINGS_SUCCESS; + } + + last = iter; + iter = iter->next; + } + + return XSETTINGS_FAILED; +} + +XSettingsSetting * +xsettings_list_lookup (XSettingsList *list, + const char *name) +{ + XSettingsList *iter; + + iter = list; + while (iter) + { + if (strcmp (name, iter->setting->name) == 0) + return iter->setting; + + iter = iter->next; + } + + return NULL; +} + +char +xsettings_byte_order (void) +{ + CARD32 myint = 0x01020304; + return (*(char *)&myint == 1) ? MSBFirst : LSBFirst; +} diff --git a/gdk/broadway/xsettings-common.h b/gdk/broadway/xsettings-common.h new file mode 100644 index 0000000000..de7367a6c2 --- /dev/null +++ b/gdk/broadway/xsettings-common.h @@ -0,0 +1,132 @@ +/* + * Copyright © 2001 Red Hat, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Red Hat not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. Red Hat makes no representations about the + * suitability of this software for any purpose. It is provided "as is" + * without express or implied warranty. + * + * RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT + * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Author: Owen Taylor, Red Hat, Inc. + */ +#ifndef XSETTINGS_COMMON_H +#define XSETTINGS_COMMON_H + +#include <unistd.h> + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/* Renames for GDK inclusion */ + +#define xsettings_byte_order _gdk_xsettings_byte_order +#define xsettings_client_destroy _gdk_xsettings_client_destroy +#define xsettings_client_get_setting _gdk_xsettings_client_get_setting +#define xsettings_client_new _gdk_xsettings_client_new +#define xsettings_client_new_with_grab_funcs _gdk_xsettings_client_new_with_grab_funcs +#define xsettings_client_set_grab_func _gdk_xsettings_client_set_grab_func +#define xsettings_client_set_ungrab_func _gdk_xsettings_client_set_ungrab_func +#define xsettings_client_process_event _gdk_xsettings_client_process_event +#define xsettings_list_copy _gdk_xsettings_list_copy +#define xsettings_list_delete _gdk_xsettings_list_delete +#define xsettings_list_free _gdk_xsettings_list_free +#define xsettings_list_insert _gdk_xsettings_list_insert +#define xsettings_list_lookup _gdk_xsettings_list_lookup +#define xsettings_setting_copy _gdk_xsettings_setting_copy +#define xsettings_setting_equal _gdk_xsettings_setting_equal +#define xsettings_setting_free _gdk_xsettings_setting_free + + +typedef struct _XSettingsBuffer XSettingsBuffer; +typedef struct _XSettingsColor XSettingsColor; +typedef struct _XSettingsList XSettingsList; +typedef struct _XSettingsSetting XSettingsSetting; + +/* Types of settings possible. Enum values correspond to + * protocol values. + */ +typedef enum +{ + XSETTINGS_TYPE_INT = 0, + XSETTINGS_TYPE_STRING = 1, + XSETTINGS_TYPE_COLOR = 2 +} XSettingsType; + +typedef enum +{ + XSETTINGS_SUCCESS, + XSETTINGS_NO_MEM, + XSETTINGS_ACCESS, + XSETTINGS_FAILED, + XSETTINGS_NO_ENTRY, + XSETTINGS_DUPLICATE_ENTRY +} XSettingsResult; + +struct _XSettingsBuffer +{ + char byte_order; + size_t len; + unsigned char *data; + unsigned char *pos; +}; + +struct _XSettingsColor +{ + unsigned short red, green, blue, alpha; +}; + +struct _XSettingsList +{ + XSettingsSetting *setting; + XSettingsList *next; +}; + +struct _XSettingsSetting +{ + char *name; + XSettingsType type; + + union { + int v_int; + char *v_string; + XSettingsColor v_color; + } data; + + unsigned long last_change_serial; +}; + +XSettingsSetting *xsettings_setting_copy (XSettingsSetting *setting); +void xsettings_setting_free (XSettingsSetting *setting); +int xsettings_setting_equal (XSettingsSetting *setting_a, + XSettingsSetting *setting_b); + +void xsettings_list_free (XSettingsList *list); +XSettingsList *xsettings_list_copy (XSettingsList *list); +XSettingsResult xsettings_list_insert (XSettingsList **list, + XSettingsSetting *setting); +XSettingsSetting *xsettings_list_lookup (XSettingsList *list, + const char *name); +XSettingsResult xsettings_list_delete (XSettingsList **list, + const char *name); + +char xsettings_byte_order (void); + +#define XSETTINGS_PAD(n,m) ((n + m - 1) & (~(m-1))) + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* XSETTINGS_COMMON_H */ diff --git a/gtk/Makefile.am b/gtk/Makefile.am index b6a92a982d..edef52711d 100644 --- a/gtk/Makefile.am +++ b/gtk/Makefile.am @@ -812,18 +812,22 @@ gtkinclude_HEADERS = $(gtk_public_h_sources) $(gtk_semi_private_h_sources) $(gtk gtkunixprintincludedir = $(includedir)/gtk-3.0/unix-print/gtk gtkunixprintinclude_HEADERS = $(gtk_unix_print_public_h_sources) +libgtk_broadway_3_0_la_SOURCES = $(gtk_c_sources) libgtk_x11_3_0_la_SOURCES = $(gtk_c_sources) libgtk_win32_3_0_la_SOURCES = $(gtk_c_sources) libgtk_quartz_3_0_la_SOURCES = $(gtk_c_sources) +libgtk_broadway_3_0_la_LDFLAGS = $(libtool_opts) libgtk_x11_3_0_la_LDFLAGS = $(libtool_opts) libgtk_win32_3_0_la_LDFLAGS = $(libtool_opts) -Wl,-luuid libgtk_quartz_3_0_la_LDFLAGS = $(libtool_opts) +libgtk_broadway_3_0_la_LIBADD = $(libadd) libgtk_x11_3_0_la_LIBADD = $(libadd) libgtk_win32_3_0_la_LIBADD = $(libadd) -lole32 -lgdi32 -lcomdlg32 -lwinspool -lcomctl32 libgtk_quartz_3_0_la_LIBADD = $(libadd) +libgtk_broadway_3_0_la_DEPENDENCIES = $(deps) libgtk_x11_3_0_la_DEPENDENCIES = $(deps) libgtk_win32_3_0_la_DEPENDENCIES = $(gtk_def) $(gtk_win32_res) $(deps) libgtk_quartz_3_0_la_DEPENDENCIES = $(deps) @@ -831,7 +835,7 @@ libgtk_quartz_3_0_la_DEPENDENCIES = $(deps) if USE_WIN32 libgtk_target_ldflags = $(gtk_win32_res_ldflag) $(gtk_win32_symbols) endif -EXTRA_LTLIBRARIES = libgtk-x11-3.0.la libgtk-win32-3.0.la libgtk-quartz-3.0.la +EXTRA_LTLIBRARIES = libgtk-broadway-3.0.la libgtk-x11-3.0.la libgtk-win32-3.0.la libgtk-quartz-3.0.la install-exec-hook: if DISABLE_EXPLICIT_DEPS diff --git a/tests/testsocket_common.c b/tests/testsocket_common.c index 995dbf9ee4..6dcabb35df 100644 --- a/tests/testsocket_common.c +++ b/tests/testsocket_common.c @@ -280,6 +280,8 @@ create_child_plug (guint32 xid, return GDK_WINDOW_XID (gtk_widget_get_window (window)); #elif defined (GDK_WINDOWING_WIN32) return (guint32) GDK_WINDOW_HWND (gtk_widget_get_window (window)); +#elif defined (GDK_WINDOWING_BROADWAY) + return (guint32) 0; /* Child windows not supported */ #endif else return 0; |