 d000d2bb6d
			
		
	
	d000d2bb6d
	
	
	
		
			
			2002-02-13 Tor Lillqvist <tml@iki.fi> * gdk/gdkinternals.h: Add some more GdkDebugFlags, for more fine-grained debugging output (mainly used in the Win32 backend). * gdk/gdk.c: Corresponding additions to the gdk_debug_keys table.
		
			
				
	
	
		
			309 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			309 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* GDK - The GIMP Drawing Kit
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|  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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|  *
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|  * This library is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Lesser General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2 of the License, or (at your option) any later version.
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|  *
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|  * This library is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
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|  * Lesser General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Lesser General Public
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|  * License along with this library; if not, write to the
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|  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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|  * Boston, MA 02111-1307, USA.
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|  */
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| 
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| /*
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|  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
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|  * file for a list of people on the GTK+ Team.  See the ChangeLog
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|  * files for a list of changes.  These files are distributed with
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|  * GTK+ at ftp://ftp.gtk.org/pub/gtk/. 
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|  */
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| 
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| /* Uninstalled header defining types and functions internal to GDK */
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| 
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| #include <gdk/gdktypes.h>
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| #include <gdk/gdkprivate.h>
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| 
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| #ifndef __GDK_INTERNALS_H__
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| #define __GDK_INTERNALS_H__
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| 
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| /**********************
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|  * General Facilities * 
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|  **********************/
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| 
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| /* Debugging support */
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| 
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| typedef struct _GdkColorInfo           GdkColorInfo;
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| typedef struct _GdkEventFilter	       GdkEventFilter;
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| typedef struct _GdkClientFilter	       GdkClientFilter;
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| 
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| typedef enum {
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|   GDK_COLOR_WRITEABLE = 1 << 0
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| } GdkColorInfoFlags;
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| 
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| struct _GdkColorInfo
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| {
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|   GdkColorInfoFlags flags;
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|   guint ref_count;
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| };
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| 
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| struct _GdkEventFilter {
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|   GdkFilterFunc function;
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|   gpointer data;
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| };
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| 
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| struct _GdkClientFilter {
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|   GdkAtom       type;
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|   GdkFilterFunc function;
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|   gpointer      data;
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| };
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| 
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| typedef enum {
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|   GDK_DEBUG_MISC          = 1 << 0,
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|   GDK_DEBUG_EVENTS        = 1 << 1,
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|   GDK_DEBUG_DND           = 1 << 2,
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|   GDK_DEBUG_XIM           = 1 << 3,
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|   GDK_DEBUG_NOGRABS       = 1 << 4,
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|   GDK_DEBUG_COLORMAP	  = 1 << 5,
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|   GDK_DEBUG_GDKRGB	  = 1 << 6,
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|   GDK_DEBUG_GC		  = 1 << 7,
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|   GDK_DEBUG_PIXMAP	  = 1 << 8,
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|   GDK_DEBUG_IMAGE	  = 1 << 9,
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|   GDK_DEBUG_INPUT	  = 1 <<10,
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|   GDK_DEBUG_CURSOR	  = 1 <<11
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| } GdkDebugFlag;
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| 
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| #ifndef GDK_DISABLE_DEPRECATED
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| 
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| typedef struct _GdkFontPrivate	       GdkFontPrivate;
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| 
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| struct _GdkFontPrivate
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| {
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|   GdkFont font;
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|   guint ref_count;
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| };
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| 
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| #endif /* GDK_DISABLE_DEPRECATED */
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| 
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| extern GList            *_gdk_default_filters;
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| extern GdkWindow  	*_gdk_parent_root;
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| extern gint		 _gdk_error_code;
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| extern gint		 _gdk_error_warnings;
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| 
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| extern guint _gdk_debug_flags;
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| 
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| #ifdef G_ENABLE_DEBUG
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| 
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| #define GDK_NOTE(type,action)		     G_STMT_START { \
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|     if (_gdk_debug_flags & GDK_DEBUG_##type)		    \
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|        { action; };			     } G_STMT_END
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| 
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| #else /* !G_ENABLE_DEBUG */
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| 
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| #define GDK_NOTE(type,action)
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| 
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| #endif /* G_ENABLE_DEBUG */
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| 
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| /* Arg parsing */
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| 
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| typedef enum 
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| {
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|   GDK_ARG_STRING,
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|   GDK_ARG_INT,
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|   GDK_ARG_BOOL,
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|   GDK_ARG_NOBOOL,
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|   GDK_ARG_CALLBACK
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| } GdkArgType;
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| 
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| typedef struct _GdkArgContext GdkArgContext;
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| typedef struct _GdkArgDesc GdkArgDesc;
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| 
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| typedef void (*GdkArgFunc) (const char *name, const char *arg, gpointer data);
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| 
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| struct _GdkArgContext
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| {
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|   GPtrArray *tables;
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|   gpointer cb_data;
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| };
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| 
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| struct _GdkArgDesc
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| {
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|   const char *name;
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|   GdkArgType type;
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|   gpointer location;
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|   GdkArgFunc callback;
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| };
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| 
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| /* Event handling */
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| 
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| extern GdkEventFunc   _gdk_event_func;    /* Callback for events */
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| extern gpointer       _gdk_event_data;
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| extern GDestroyNotify _gdk_event_notify;
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| 
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| /* FIFO's for event queue, and for events put back using
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|  * gdk_event_put().
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|  */
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| extern GList *_gdk_queued_events;
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| extern GList *_gdk_queued_tail;
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| 
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| extern GdkDevice *_gdk_core_pointer;
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| 
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| GdkEvent* _gdk_event_new (void);
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| 
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| void      _gdk_events_init   (void);
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| void      _gdk_events_queue  (void);
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| GdkEvent* _gdk_event_unqueue (void);
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| 
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| GList* _gdk_event_queue_find_first  (void);
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| void   _gdk_event_queue_remove_link (GList    *node);
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| void   _gdk_event_queue_append      (GdkEvent *event);
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| 
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| void _gdk_event_button_generate (GdkEvent *event);
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| 
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| #define GDK_SCRATCH_IMAGE_WIDTH 256
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| #define GDK_SCRATCH_IMAGE_HEIGHT 64
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| 
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| GdkImage* _gdk_image_new_for_depth (GdkImageType  type,
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| 				    GdkVisual    *visual,
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| 				    gint          width,
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| 				    gint          height,
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| 				    gint          depth);
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| GdkImage *_gdk_image_get_scratch (gint  width,
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| 				  gint  height,
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| 				  gint  depth,
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| 				  gint *x,
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| 				  gint *y);
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| 
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| /* Will most likely be exported in the future
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|  */
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| void _gdk_draw_pixbuf            (GdkDrawable  *drawable,
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| 				  GdkGC        *gc,
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| 				  GdkPixbuf    *pixbuf,
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| 				  gint          src_x,
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| 				  gint          src_y,
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| 				  gint          dest_x,
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| 				  gint          dest_y,
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| 				  gint          width,
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| 				  gint          height,
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| 				  GdkRgbDither  dither,
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| 				  gint          x_dither,
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| 				  gint          y_dither);
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| GdkImage *_gdk_drawable_copy_to_image (GdkDrawable  *drawable,
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| 				       GdkImage     *image,
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| 				       gint          src_x,
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| 				       gint          src_y,
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| 				       gint          dest_x,
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| 				       gint          dest_y,
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| 				       gint          width,
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| 				       gint          height);
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| 
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| /*************************************
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|  * Interfaces used by windowing code *
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|  *************************************/
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| 
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| void       _gdk_window_destroy           (GdkWindow   *window,
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| 					  gboolean     foreign_destroy);
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| void       _gdk_window_clear_update_area (GdkWindow   *window);
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|       
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| 
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| /*****************************************
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|  * Interfaces provided by windowing code *
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|  *****************************************/
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| 
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| /* Font/string functions implemented in module-specific code */
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| gint _gdk_font_strlen (GdkFont *font, const char *str);
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| void _gdk_font_destroy (GdkFont *font);
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| 
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| void _gdk_colormap_real_destroy (GdkColormap *colormap);
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| 
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| void _gdk_cursor_destroy (GdkCursor *cursor);
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| 
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| extern GdkArgDesc _gdk_windowing_args[];
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| gboolean _gdk_windowing_init_check              (int         argc,
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| 						 char      **argv);
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| void     _gdk_windowing_window_get_offsets      (GdkWindow  *window,
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| 						 gint       *x_offset,
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| 						 gint       *y_offset);
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| void     _gdk_windowing_window_clear_area       (GdkWindow  *window,
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| 						 gint        x,
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| 						 gint        y,
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| 						 gint        width,
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| 						 gint        height);
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| void     _gdk_windowing_window_clear_area_e     (GdkWindow  *window,
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| 						 gint        x,
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| 						 gint        y,
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| 						 gint        width,
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| 						 gint        height);
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| 
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| GdkWindow* _gdk_windowing_window_at_pointer  (GdkScreen       *screen,
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|                                               gint            *win_x,
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| 					      gint            *win_y);
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| GdkWindow* _gdk_windowing_window_get_pointer (GdkWindow       *window,
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| 					      gint            *x,
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| 					      gint            *y,
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| 					      GdkModifierType *mask);
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| 
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| /* Return the number of bits-per-pixel for images of the specified depth.
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|  * (Future: needs to be GdkDiplay specific.)
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|  */
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| gint _gdk_windowing_get_bits_for_depth (gint depth);
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| 
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| #define GDK_WINDOW_IS_MAPPED(window) ((((GdkWindowObject*)window)->state & GDK_WINDOW_STATE_WITHDRAWN) == 0)
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| 
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| /* Called before processing updates for a window. This gives the windowing
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|  * layer a chance to save the region for later use in avoiding duplicate
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|  * exposes. The return value indicates whether the function has a saved
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|  * the region; if the result is TRUE, then the windowing layer is responsible
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|  * for destroying the region later.
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|  */
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| gboolean _gdk_windowing_window_queue_antiexpose (GdkWindow  *window,
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| 						 GdkRegion  *area);
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| 
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| /* Called to do the windowing system specific part of gdk_window_destroy(),
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|  *
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|  * window: The window being destroyed
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|  * recursing: If TRUE, then this is being called because a parent
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|  *            was destroyed. This generally means that the call to the windowing system
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|  *            to destroy the window can be omitted, since it will be destroyed as a result
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|  *            of the parent being destroyed. Unless @foreign_destroy
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|  *            
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|  * foreign_destroy: If TRUE, the window or a parent was destroyed by some external 
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|  *            agency. The window has already been destroyed and no windowing
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|  *            system calls should be made. (This may never happen for some
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|  *            windowing systems.)
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|  */
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| void _gdk_windowing_window_destroy (GdkWindow *window,
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| 				    gboolean   recursing,
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| 				    gboolean   foreign_destroy);
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| 
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| /* Implementation types */
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| GType _gdk_window_impl_get_type (void) G_GNUC_CONST;
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| GType _gdk_pixmap_impl_get_type (void) G_GNUC_CONST;
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| 
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| /************************************
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|  * Initialization and exit routines *
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|  ************************************/
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| 
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| void _gdk_windowing_window_init (void);
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| void _gdk_visual_init (void);
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| void _gdk_dnd_init    (void);
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| 
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| void _gdk_windowing_image_init  (void);
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| void _gdk_image_exit  (void);
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| 
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| void _gdk_input_init  (void);
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| void _gdk_input_exit  (void);
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| 
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| void _gdk_windowing_exit (void);
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| 
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| #ifdef __cplusplus
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| }
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| #endif /* __cplusplus */
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| 
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| #endif /* __GDK_INTERNALS_H__ */
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