summaryrefslogtreecommitdiff
path: root/capplets/wm-properties/wm-exec.c
diff options
context:
space:
mode:
Diffstat (limited to 'capplets/wm-properties/wm-exec.c')
-rw-r--r--capplets/wm-properties/wm-exec.c331
1 files changed, 0 insertions, 331 deletions
diff --git a/capplets/wm-properties/wm-exec.c b/capplets/wm-properties/wm-exec.c
deleted file mode 100644
index f24fdf362..000000000
--- a/capplets/wm-properties/wm-exec.c
+++ /dev/null
@@ -1,331 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- */
-/* Copyright (C) 1998 Redhat Software Inc.
- * Code available under the Gnu GPL.
- * Authors: Owen Taylor <otaylor@redhat.com>
- */
-
-#include <gtk/gtk.h>
-#include <gdk/gdkx.h>
-#include <libgnome/libgnome.h>
-#include "wm-properties.h"
-
-typedef struct _RestartInfo RestartInfo;
-
-struct _RestartInfo {
- GnomeDesktopItem *dentry;
- gint retries;
- WMResultFunc callback;
- gpointer data;
-};
-
-gboolean
-wm_is_running (void)
-{
- gboolean result;
- guint old_mask;
- XWindowAttributes attrs;
-
- gdk_error_trap_push ();
-
- XGetWindowAttributes (GDK_DISPLAY(), GDK_ROOT_WINDOW(), &attrs);
-
- XSelectInput (GDK_DISPLAY(), GDK_ROOT_WINDOW(),
- SubstructureRedirectMask);
- XSync (GDK_DISPLAY(), False);
- if (gdk_error_trap_pop () == 0) {
- result = FALSE;
- XSelectInput (GDK_DISPLAY(), GDK_ROOT_WINDOW(),
- attrs.your_event_mask);
- } else
- result = TRUE;
-
-
- return result;
-}
-
-/* Cut and paste from gnome-libs/gnome_win_hints_wm_exists, except that we
- * return the xid instead of a window
- */
-static Window
-find_gnome_wm_window(void)
-{
- Atom r_type;
- int r_format;
- unsigned long count;
- unsigned long bytes_remain;
- unsigned char *prop, *prop2;
- GdkAtom cardinal_atom = gdk_atom_intern ("CARDINAL", FALSE);
-
- gdk_error_trap_push ();
- if (XGetWindowProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
- gdk_x11_atom_to_xatom (gdk_atom_intern ("_WIN_SUPPORTING_WM_CHECK", FALSE)),
- 0, 1, False, gdk_x11_atom_to_xatom (cardinal_atom),
- &r_type, &r_format,
- &count, &bytes_remain, &prop) == Success && prop)
- {
- if (r_type == gdk_x11_atom_to_xatom (cardinal_atom) && r_format == 32 && count == 1)
- {
- Window n = *(long *)prop;
- if (XGetWindowProperty(GDK_DISPLAY(), n,
- gdk_x11_atom_to_xatom (gdk_atom_intern ("_WIN_SUPPORTING_WM_CHECK", FALSE)),
- 0, 1, False, gdk_x11_atom_to_xatom (cardinal_atom),
- &r_type, &r_format, &count, &bytes_remain,
- &prop2) == Success && prop)
- {
- if (r_type == gdk_x11_atom_to_xatom (cardinal_atom) && r_format == 32 && count == 1)
- {
- XFree(prop);
- XFree(prop2);
- gdk_error_trap_pop ();
- return n;
- }
- XFree(prop2);
- }
- }
- XFree(prop);
- }
- gdk_error_trap_pop ();
- return None;
-}
-
-static Window
-find_wm_window_from_client (GdkWindow *client)
-{
- Window window, frame, parent, root;
- Window *children;
- unsigned int nchildren;
- gboolean needs_pop = TRUE;
-
- if (!client)
- return None;
-
- frame = None;
- window = GDK_WINDOW_XWINDOW (client);
-
- gdk_error_trap_push ();
-
- while (XQueryTree (GDK_DISPLAY(), window,
- &root, &parent, &children, &nchildren))
- {
- if (gdk_error_trap_pop != 0)
- {
- needs_pop = FALSE;
- break;
- }
-
- gdk_error_trap_push ();
-
- if (children)
- XFree(children);
-
- if (window == root)
- break;
-
- if (root == parent) {
- frame = window;
- break;
- }
- window = parent;
- }
-
- if (needs_pop)
- gdk_error_trap_pop ();
-
- return frame;
-}
-
-static gboolean
-window_has_wm_state (Window window)
-{
- Atom r_type;
- int r_format;
- unsigned long count;
- unsigned long bytes_remain;
- unsigned char *prop;
-
- if (XGetWindowProperty(GDK_DISPLAY(), window,
- gdk_x11_atom_to_xatom (gdk_atom_intern ("WM_STATE", FALSE)),
- 0, 0, False, AnyPropertyType,
- &r_type, &r_format,
- &count, &bytes_remain, &prop) == Success) {
-
- if (r_type != None) {
- XFree(prop);
- return TRUE;
- }
- }
- return FALSE;
-}
-
-static gboolean
-descendent_has_wm_state (Window window)
-{
- gboolean result = FALSE;
- Window parent, root;
- Window *children;
- unsigned int nchildren;
- gint i;
-
- if (!XQueryTree (GDK_DISPLAY(), window,
- &root, &parent, &children, &nchildren))
- return FALSE;
-
- for (i=0; i<nchildren; i++) {
- if (window_has_wm_state (children[i]) ||
- descendent_has_wm_state (children[i])) {
- result = TRUE;
- break;
- }
- }
-
- if (children)
- XFree (children);
-
- return result;
-}
-
-/* This function tries to find a window manager frame by
- * hunting all the children of the root window
- */
-static Window
-find_wm_window_from_hunt (void)
-{
- Window parent, root, frame;
- Window *children;
- unsigned int nchildren;
- gint i;
-
- frame = None;
-
- gdk_error_trap_push ();
-
- XQueryTree (GDK_DISPLAY(), GDK_ROOT_WINDOW (),
- &root, &parent, &children, &nchildren);
-
- /* We are looking for a window that doesn't have WIN_STATE
- * set on it, but does have a child with WIN_STATE set
- */
- for (i=0; i<nchildren; i++) {
- if (!window_has_wm_state (children[i]) &&
- descendent_has_wm_state (children[i])) {
- frame = children[i];
- break;
- }
- }
-
- if (children)
- XFree (children);
-
- gdk_error_trap_pop ();
-
- return frame;
-}
-
-static Window
-find_wm_window (GdkWindow *client)
-{
- Window wm_window = None;
-
- /* First, try to find a GNOME compliant WM */
-
- wm_window = find_gnome_wm_window();
-
- if (!wm_window) {
- wm_window = find_wm_window_from_client (client);
- }
-
- if (!wm_window) {
- wm_window = find_wm_window_from_hunt ();
- }
-
- return wm_window;
-}
-
-static gboolean
-start_timeout (gpointer data)
-{
- RestartInfo *info = data;
- if (wm_is_running ()) {
- info->callback(WM_SUCCESS, info->data);
- gnome_desktop_item_unref (info->dentry);
- g_free (info);
- return FALSE;
- } else {
- info->retries--;
- if (info->retries > 0)
- return TRUE;
- else {
- info->callback(WM_CANT_START, info->data);
- gnome_desktop_item_unref (info->dentry);
- g_free (info);
- return FALSE;
- }
- }
-}
-
-static void
-start_do (RestartInfo *info)
-{
- gnome_desktop_item_launch (info->dentry, 0, NULL, NULL);
-
- info->retries = 10;
- gtk_timeout_add (1000, start_timeout, info);
-}
-
-static gboolean
-kill_timeout (gpointer data)
-{
- RestartInfo *info = data;
- if (!wm_is_running ()) {
- start_do (info);
- return FALSE;
- } else {
- info->retries--;
- if (info->retries > 0)
- return TRUE;
- else {
- info->callback(WM_ALREADY_RUNNING, info->data);
- gnome_desktop_item_unref (info->dentry);
- g_free (info);
- return FALSE;
- }
- }
-}
-
-void
-wm_restart (WindowManager *new,
- GdkWindow *client,
- WMResultFunc callback,
- gpointer data)
-{
- Window wm_window;
- RestartInfo *info;
-
- g_return_if_fail (new->is_present);
-
- info = g_new (RestartInfo, 1);
- info->dentry = gnome_desktop_item_copy (new->dentry);
- info->callback = callback;
- info->data = data;
- info->retries = 10;
-
- if (wm_is_running ()) {
- wm_window = find_wm_window (client);
- if (!wm_window) {
- (*callback) (WM_ALREADY_RUNNING, data);
- gnome_desktop_item_unref (info->dentry);
- g_free (info);
- } else {
- XKillClient (GDK_DISPLAY(), wm_window);
- gtk_timeout_add (1000, kill_timeout, info);
- }
- } else {
- start_do (info);
- }
-}
-
-WindowManager *
-wm_guess_current (void)
-{
- return NULL;
-}
View Lorry Controller Status