Merge no-flicker branch into HEAD

1 files changed, 210 insertions, 0 deletions

diff --git a/gdk/gdkinternals.h b/gdk/gdkinternals.h
new file mode 100644
index 0000000000..b7a6336375
--- /dev/null
+++ b/gdk/gdkinternals.h
@@ -0,0 +1,210 @@
+/* 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 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.
+ */
+
+/*
+ * Modified by the GTK+ Team and others 1997-1999.  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/. 
+ */
+
+/* Uninstalled header defining types and functions internal to GDK */
+
+#include <gdk/gdktypes.h>
+#include <gdk/gdkprivate.h>
+
+#ifndef __GDK_INTERNALS_H__
+#define __GDK_INTERNALS_H__
+
+/**********************
+ * General Facilities * 
+ **********************/
+
+/* Debugging support */
+
+typedef enum {
+  GDK_DEBUG_MISC          = 1 << 0,
+  GDK_DEBUG_EVENTS        = 1 << 1,
+  GDK_DEBUG_DND           = 1 << 2,
+  GDK_DEBUG_COLOR_CONTEXT = 1 << 3,
+  GDK_DEBUG_XIM           = 1 << 4
+} GdkDebugFlag;
+
+extern gint		 gdk_debug_level;
+extern gboolean		 gdk_show_events;
+extern GList            *gdk_default_filters;
+
+GDKVAR guint gdk_debug_flags;
+
+#ifdef G_ENABLE_DEBUG
+
+#define GDK_NOTE(type,action)		     G_STMT_START { \
+    if (gdk_debug_flags & GDK_DEBUG_##type)		    \
+       { action; };			     } G_STMT_END
+
+#else /* !G_ENABLE_DEBUG */
+
+#define GDK_NOTE(type,action)
+
+#endif /* G_ENABLE_DEBUG */
+
+/* Arg parsing */
+
+typedef enum 
+{
+  GDK_ARG_STRING,
+  GDK_ARG_INT,
+  GDK_ARG_BOOL,
+  GDK_ARG_NOBOOL,
+  GDK_ARG_CALLBACK
+} GdkArgType;
+
+typedef struct _GdkArgContext GdkArgContext;
+typedef struct _GdkArgDesc GdkArgDesc;
+
+typedef void (*GdkArgFunc) (const char *name, const char *arg, gpointer data);
+
+struct _GdkArgContext
+{
+  GPtrArray *tables;
+  gpointer cb_data;
+};
+
+struct _GdkArgDesc
+{
+  const char *name;
+  GdkArgType type;
+  gpointer location;
+  GdkArgFunc callback;
+};
+
+/* Event handling */
+
+extern GdkEventFunc   gdk_event_func;    /* Callback for events */
+extern gpointer       gdk_event_data;
+extern GDestroyNotify gdk_event_notify;
+
+/* FIFO's for event queue, and for events put back using
+ * gdk_event_put().
+ */
+extern GList *gdk_queued_events;
+extern GList *gdk_queued_tail;
+
+GdkEvent* gdk_event_new (void);
+
+void      gdk_events_init   (void);
+void      gdk_events_queue  (void);
+GdkEvent* gdk_event_unqueue (void);
+
+GList* gdk_event_queue_find_first  (void);
+void   gdk_event_queue_remove_link (GList    *node);
+void   gdk_event_queue_append      (GdkEvent *event);
+
+void gdk_event_button_generate (GdkEvent *event);
+
+/*************************************
+ * Interfaces used by windowing code *
+ *************************************/
+
+#ifdef USE_XIM
+/* XIM support */
+gint   gdk_im_open		 (void);
+void   gdk_im_close		 (void);
+void   gdk_ic_cleanup		 (void);
+#endif /* USE_XIM */
+
+GdkWindow* _gdk_window_alloc (void);
+void _gdk_window_draw_image (GdkDrawable *drawable,
+			     GdkGC       *gc,
+			     GdkImage    *image,
+			     gint         xsrc,
+			     gint         ysrc,
+			     gint         xdest,
+			     gint         ydest,
+			     gint         width,
+			     gint         height);
+
+/*****************************************
+ * Interfaces provided by windowing code *
+ *****************************************/
+
+/* Font/string functions implemented in module-specific code */
+gint _gdk_font_strlen (GdkFont *font, const char *str);
+void _gdk_font_destroy (GdkFont *font);
+
+void _gdk_colormap_real_destroy (GdkColormap *colormap);
+
+void _gdk_cursor_destroy (GdkCursor *cursor);
+
+/* Class supplied by windowing-system-dependent code for GdkWindow.
+ */
+extern GdkDrawableClass _gdk_windowing_window_class;
+
+/* Class for covering over windowing-system-dependent and backing-store
+ * code for GdkWindow
+ */
+extern GdkDrawableClass _gdk_window_class;
+
+extern GdkArgDesc _gdk_windowing_args[];
+gboolean _gdk_windowing_init_check              (int         argc,
+						 char      **argv);
+void     _gdk_windowing_window_get_offsets      (GdkWindow  *window,
+						 gint       *x_offset,
+						 gint       *y_offset);
+void     _gdk_windowing_window_clear_area       (GdkWindow  *window,
+						 gint        x,
+						 gint        y,
+						 gint        width,
+						 gint        height);
+void     _gdk_windowing_window_clear_area_e     (GdkWindow  *window,
+						 gint        x,
+						 gint        y,
+						 gint        width,
+						 gint        height);
+
+/* Called before processing updates for a window. This gives the windowing
+ * layer a chance to save the region for later use in avoiding duplicate
+ * exposes. The return value indicates whether the function has a saved
+ * the region; if the result is TRUE, then the windowing layer is responsible
+ * for destroying the region later.
+ */
+gboolean _gdk_windowing_window_queue_antiexpose (GdkWindow  *window,
+						 GdkRegion  *area);
+
+/************************************
+ * Initialization and exit routines *
+ ************************************/
+
+void gdk_window_init (void);
+void gdk_visual_init (void);
+void gdk_dnd_init    (void);
+
+void gdk_image_init  (void);
+void gdk_image_exit  (void);
+
+void gdk_input_init  (void);
+void gdk_input_exit  (void);
+
+void gdk_windowing_exit (void);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __GDK_INTERNALS_H__ */