forked from AuroraMiddleware/gtk
700 lines
23 KiB
C
700 lines
23 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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* 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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/* Uninstalled header defining types and functions internal to GDK */
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#ifndef __GDK_INTERNALS_H__
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#define __GDK_INTERNALS_H__
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#include <gio/gio.h>
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#include <gdk/gdktypes.h>
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#include <gdk/gdkwindow.h>
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#include <gdk/gdkprivate.h>
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#ifdef USE_MEDIALIB
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#include <gdk/gdkmedialib.h>
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#endif
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G_BEGIN_DECLS
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/**********************
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* General Facilities *
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**********************/
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/* Debugging support */
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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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typedef enum {
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GDK_COLOR_WRITEABLE = 1 << 0
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} GdkColorInfoFlags;
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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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struct _GdkEventFilter {
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GdkFilterFunc function;
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gpointer data;
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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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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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GDK_DEBUG_MULTIHEAD = 1 <<12,
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GDK_DEBUG_XINERAMA = 1 <<13,
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GDK_DEBUG_DRAW = 1 <<14,
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GDK_DEBUG_EVENTLOOP = 1 <<15
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} GdkDebugFlag;
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#ifndef GDK_DISABLE_DEPRECATED
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typedef struct _GdkFontPrivate GdkFontPrivate;
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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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#endif /* GDK_DISABLE_DEPRECATED */
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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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extern guint _gdk_debug_flags;
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extern gboolean _gdk_native_windows;
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#ifdef G_ENABLE_DEBUG
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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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#else /* !G_ENABLE_DEBUG */
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#define GDK_NOTE(type,action)
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#endif /* G_ENABLE_DEBUG */
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/* Arg parsing */
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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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typedef struct _GdkArgContext GdkArgContext;
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typedef struct _GdkArgDesc GdkArgDesc;
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typedef void (*GdkArgFunc) (const char *name, const char *arg, gpointer data);
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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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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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/* Event handling */
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typedef struct _GdkEventPrivate GdkEventPrivate;
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typedef enum
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{
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/* Following flag is set for events on the event queue during
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* translation and cleared afterwards.
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*/
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GDK_EVENT_PENDING = 1 << 0
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} GdkEventFlags;
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struct _GdkEventPrivate
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{
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GdkEvent event;
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guint flags;
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GdkScreen *screen;
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gpointer windowing_data;
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};
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/* Tracks information about the pointer grab on this display */
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typedef struct
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{
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GdkWindow *window;
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GdkWindow *native_window;
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gulong serial_start;
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gulong serial_end; /* exclusive, i.e. not active on serial_end */
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gboolean owner_events;
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guint event_mask;
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gboolean implicit;
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guint32 time;
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gboolean activated;
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gboolean implicit_ungrab;
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} GdkPointerGrabInfo;
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typedef struct _GdkInputWindow GdkInputWindow;
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/* Private version of GdkWindowObject. The initial part of this strucuture
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is public for historical reasons. Don't change that part */
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typedef struct _GdkWindowPaint GdkWindowPaint;
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struct _GdkWindowObject
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{
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/* vvvvvvv THIS PART IS PUBLIC. DON'T CHANGE vvvvvvvvvvvvvv */
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GdkDrawable parent_instance;
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GdkDrawable *impl; /* window-system-specific delegate object */
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GdkWindowObject *parent;
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gpointer user_data;
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gint x;
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gint y;
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gint extension_events;
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GList *filters;
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GList *children;
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GdkColor bg_color;
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GdkPixmap *bg_pixmap;
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GSList *paint_stack;
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GdkRegion *update_area;
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guint update_freeze_count;
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guint8 window_type;
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guint8 depth;
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guint8 resize_count;
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GdkWindowState state;
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guint guffaw_gravity : 1;
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guint input_only : 1;
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guint modal_hint : 1;
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guint composited : 1;
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guint destroyed : 2;
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guint accept_focus : 1;
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guint focus_on_map : 1;
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guint shaped : 1;
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GdkEventMask event_mask;
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guint update_and_descendants_freeze_count;
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GdkWindowRedirect *redirect;
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/* ^^^^^^^^^^ THIS PART IS PUBLIC. DON'T CHANGE ^^^^^^^^^^ */
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/* The GdkWindowObject that has the impl, ref:ed if another window.
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* This ref is required to keep the wrapper of the impl window alive
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* for as long as any GdkWindow references the impl. */
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GdkWindowObject *impl_window;
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int abs_x, abs_y; /* Absolute offset in impl */
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gint width, height;
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guint32 clip_tag;
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GdkRegion *clip_region; /* Clip region (wrt toplevel) in window coords */
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GdkRegion *clip_region_with_children; /* Clip region in window coords */
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GdkCursor *cursor;
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gint8 toplevel_window_type;
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guint synthesize_crossing_event_queued : 1;
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guint effective_visibility : 2;
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guint visibility : 2; /* The visibility wrt the toplevel (i.e. based on clip_region) */
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guint native_visibility : 2; /* the native visibility of a impl windows */
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guint viewable : 1; /* mapped and all parents mapped */
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guint applied_shape : 1;
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guint num_offscreen_children;
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GdkWindowPaint *implicit_paint;
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GdkInputWindow *input_window; /* only set for impl windows */
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GList *outstanding_moves;
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GdkRegion *shape;
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GdkRegion *input_shape;
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cairo_surface_t *cairo_surface;
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guint outstanding_surfaces; /* only set on impl window */
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cairo_pattern_t *background;
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};
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#define GDK_WINDOW_TYPE(d) (((GdkWindowObject*)(GDK_WINDOW (d)))->window_type)
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#define GDK_WINDOW_DESTROYED(d) (((GdkWindowObject*)(GDK_WINDOW (d)))->destroyed)
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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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extern GSList *_gdk_displays;
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extern gchar *_gdk_display_name;
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extern gint _gdk_screen_number;
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extern gchar *_gdk_display_arg_name;
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void _gdk_events_queue (GdkDisplay *display);
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GdkEvent* _gdk_event_unqueue (GdkDisplay *display);
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GList* _gdk_event_queue_find_first (GdkDisplay *display);
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void _gdk_event_queue_remove_link (GdkDisplay *display,
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GList *node);
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GList* _gdk_event_queue_prepend (GdkDisplay *display,
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GdkEvent *event);
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GList* _gdk_event_queue_append (GdkDisplay *display,
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GdkEvent *event);
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GList* _gdk_event_queue_insert_after (GdkDisplay *display,
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GdkEvent *after_event,
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GdkEvent *event);
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GList* _gdk_event_queue_insert_before(GdkDisplay *display,
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GdkEvent *after_event,
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GdkEvent *event);
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void _gdk_event_button_generate (GdkDisplay *display,
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GdkEvent *event);
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void _gdk_windowing_event_data_copy (const GdkEvent *src,
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GdkEvent *dst);
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void _gdk_windowing_event_data_free (GdkEvent *event);
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void gdk_synthesize_window_state (GdkWindow *window,
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GdkWindowState unset_flags,
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GdkWindowState set_flags);
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#define GDK_SCRATCH_IMAGE_WIDTH 256
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#define GDK_SCRATCH_IMAGE_HEIGHT 64
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GdkImage* _gdk_image_new_for_depth (GdkScreen *screen,
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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 (GdkScreen *screen,
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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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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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cairo_surface_t *_gdk_drawable_ref_cairo_surface (GdkDrawable *drawable);
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GdkDrawable *_gdk_drawable_get_source_drawable (GdkDrawable *drawable);
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cairo_surface_t * _gdk_drawable_create_cairo_surface (GdkDrawable *drawable,
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int width,
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int height);
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/* GC caching */
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GdkGC *_gdk_drawable_get_scratch_gc (GdkDrawable *drawable,
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gboolean graphics_exposures);
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GdkGC *_gdk_drawable_get_subwindow_scratch_gc (GdkDrawable *drawable);
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void _gdk_gc_update_context (GdkGC *gc,
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cairo_t *cr,
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const GdkColor *override_foreground,
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GdkBitmap *override_stipple,
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gboolean gc_changed,
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GdkDrawable *target_drawable);
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/*************************************
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* Interfaces used by windowing code *
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*************************************/
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GdkPixmap *_gdk_pixmap_new (GdkDrawable *drawable,
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gint width,
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gint height,
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gint depth);
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GdkPixmap *_gdk_pixmap_create_from_data (GdkDrawable *drawable,
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const gchar *data,
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gint width,
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gint height,
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gint depth,
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const GdkColor *fg,
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const GdkColor *bg);
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GdkPixmap *_gdk_bitmap_create_from_data (GdkDrawable *drawable,
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const gchar *data,
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gint width,
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gint height);
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void _gdk_window_impl_new (GdkWindow *window,
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GdkWindow *real_parent,
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GdkScreen *screen,
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GdkVisual *visual,
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GdkEventMask event_mask,
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GdkWindowAttr *attributes,
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gint attributes_mask);
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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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void _gdk_window_update_size (GdkWindow *window);
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gboolean _gdk_window_update_viewable (GdkWindow *window);
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void _gdk_window_process_updates_recurse (GdkWindow *window,
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GdkRegion *expose_region);
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void _gdk_screen_close (GdkScreen *screen);
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const char *_gdk_get_sm_client_id (void);
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void _gdk_gc_init (GdkGC *gc,
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GdkDrawable *drawable,
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GdkGCValues *values,
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GdkGCValuesMask values_mask);
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GdkRegion *_gdk_gc_get_clip_region (GdkGC *gc);
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GdkBitmap *_gdk_gc_get_clip_mask (GdkGC *gc);
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gboolean _gdk_gc_get_exposures (GdkGC *gc);
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GdkFill _gdk_gc_get_fill (GdkGC *gc);
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GdkPixmap *_gdk_gc_get_tile (GdkGC *gc);
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GdkBitmap *_gdk_gc_get_stipple (GdkGC *gc);
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guint32 _gdk_gc_get_fg_pixel (GdkGC *gc);
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guint32 _gdk_gc_get_bg_pixel (GdkGC *gc);
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void _gdk_gc_add_drawable_clip (GdkGC *gc,
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guint32 region_tag,
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GdkRegion *region,
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int offset_x,
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int offset_y);
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void _gdk_gc_remove_drawable_clip (GdkGC *gc);
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void _gdk_gc_set_clip_region_internal (GdkGC *gc,
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GdkRegion *region,
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gboolean reset_origin);
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GdkSubwindowMode _gdk_gc_get_subwindow (GdkGC *gc);
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GdkDrawable *_gdk_drawable_begin_direct_draw (GdkDrawable *drawable,
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GdkGC *gc,
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gpointer *priv_data,
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gint *x_offset_out,
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gint *y_offset_out);
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void _gdk_drawable_end_direct_draw (gpointer priv_data);
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/*****************************************
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* Interfaces provided by windowing code *
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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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void _gdk_colormap_real_destroy (GdkColormap *colormap);
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void _gdk_cursor_destroy (GdkCursor *cursor);
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void _gdk_windowing_init (void);
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extern const GOptionEntry _gdk_windowing_args[];
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void _gdk_windowing_set_default_display (GdkDisplay *display);
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gchar *_gdk_windowing_substitute_screen_number (const gchar *display_name,
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gint screen_number);
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gulong _gdk_windowing_window_get_next_serial (GdkDisplay *display);
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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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GdkRegion *_gdk_windowing_window_get_shape (GdkWindow *window);
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GdkRegion *_gdk_windowing_window_get_input_shape(GdkWindow *window);
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GdkRegion *_gdk_windowing_get_shape_for_mask (GdkBitmap *mask);
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void _gdk_windowing_window_beep (GdkWindow *window);
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void _gdk_windowing_get_pointer (GdkDisplay *display,
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GdkScreen **screen,
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gint *x,
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gint *y,
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GdkModifierType *mask);
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GdkWindow* _gdk_windowing_window_at_pointer (GdkDisplay *display,
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gint *win_x,
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gint *win_y,
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GdkModifierType *mask,
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gboolean get_toplevel);
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GdkGrabStatus _gdk_windowing_pointer_grab (GdkWindow *window,
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GdkWindow *native,
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gboolean owner_events,
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GdkEventMask event_mask,
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GdkWindow *confine_to,
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GdkCursor *cursor,
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guint32 time);
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void _gdk_windowing_got_event (GdkDisplay *display,
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GList *event_link,
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GdkEvent *event,
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gulong serial);
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void _gdk_windowing_window_process_updates_recurse (GdkWindow *window,
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GdkRegion *expose_region);
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void _gdk_windowing_before_process_all_updates (void);
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void _gdk_windowing_after_process_all_updates (void);
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/* Return the number of bits-per-pixel for images of the specified depth. */
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gint _gdk_windowing_get_bits_for_depth (GdkDisplay *display,
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gint depth);
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#define GDK_WINDOW_IS_MAPPED(window) ((((GdkWindowObject*)window)->state & GDK_WINDOW_STATE_WITHDRAWN) == 0)
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/* Called when gdk_window_destroy() is called on a foreign window
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* or an ancestor of the foreign window. It should generally reparent
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* the window out of it's current heirarchy, hide it, and then
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* send a message to the owner requesting that the window be destroyed.
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*/
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void _gdk_windowing_window_destroy_foreign (GdkWindow *window);
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void _gdk_windowing_display_set_sm_client_id (GdkDisplay *display,
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const gchar *sm_client_id);
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void _gdk_windowing_window_set_composited (GdkWindow *window,
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gboolean composited);
|
|
|
|
#define GDK_TYPE_PAINTABLE (_gdk_paintable_get_type ())
|
|
#define GDK_PAINTABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GDK_TYPE_PAINTABLE, GdkPaintable))
|
|
#define GDK_IS_PAINTABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GDK_TYPE_PAINTABLE))
|
|
#define GDK_PAINTABLE_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GDK_TYPE_PAINTABLE, GdkPaintableIface))
|
|
|
|
typedef struct _GdkPaintable GdkPaintable;
|
|
typedef struct _GdkPaintableIface GdkPaintableIface;
|
|
|
|
struct _GdkPaintableIface
|
|
{
|
|
GTypeInterface g_iface;
|
|
|
|
void (* begin_paint_region) (GdkPaintable *paintable,
|
|
GdkWindow *window,
|
|
const GdkRegion *region);
|
|
void (* end_paint) (GdkPaintable *paintable);
|
|
};
|
|
|
|
GType _gdk_paintable_get_type (void) G_GNUC_CONST;
|
|
|
|
/* Implementation types */
|
|
GType _gdk_window_impl_get_type (void) G_GNUC_CONST;
|
|
GType _gdk_pixmap_impl_get_type (void) G_GNUC_CONST;
|
|
|
|
|
|
/**
|
|
* _gdk_windowing_gc_set_clip_region:
|
|
* @gc: a #GdkGC
|
|
* @region: the new clip region
|
|
* @reset_origin: if TRUE, reset the clip_x/y_origin values to 0
|
|
*
|
|
* Do any window-system specific processing necessary
|
|
* for a change in clip region. Since the clip origin
|
|
* will likely change before the GC is used with the
|
|
* new clip, frequently this function will only set a flag and
|
|
* do the real processing later.
|
|
*
|
|
* When this function is called, _gdk_gc_get_clip_region
|
|
* will already return the new region.
|
|
**/
|
|
void _gdk_windowing_gc_set_clip_region (GdkGC *gc,
|
|
const GdkRegion *region,
|
|
gboolean reset_origin);
|
|
|
|
/**
|
|
* _gdk_windowing_gc_copy:
|
|
* @dst_gc: a #GdkGC from the GDK backend
|
|
* @src_gc: a #GdkGC from the GDK backend
|
|
*
|
|
* Copies backend specific state from @src_gc to @dst_gc.
|
|
* This is called before the generic state is copied, so
|
|
* the old generic state is still available from @dst_gc
|
|
**/
|
|
void _gdk_windowing_gc_copy (GdkGC *dst_gc,
|
|
GdkGC *src_gc);
|
|
|
|
/* Queries the current foreground color of a GdkGC */
|
|
void _gdk_windowing_gc_get_foreground (GdkGC *gc,
|
|
GdkColor *color);
|
|
/* Queries the current background color of a GdkGC */
|
|
void _gdk_windowing_gc_get_background (GdkGC *gc,
|
|
GdkColor *color);
|
|
|
|
struct GdkAppLaunchContextPrivate
|
|
{
|
|
GdkDisplay *display;
|
|
GdkScreen *screen;
|
|
gint workspace;
|
|
guint32 timestamp;
|
|
GIcon *icon;
|
|
char *icon_name;
|
|
};
|
|
|
|
char *_gdk_windowing_get_startup_notify_id (GAppLaunchContext *context,
|
|
GAppInfo *info,
|
|
GList *files);
|
|
void _gdk_windowing_launch_failed (GAppLaunchContext *context,
|
|
const char *startup_notify_id);
|
|
|
|
GdkPointerGrabInfo *_gdk_display_get_active_pointer_grab (GdkDisplay *display);
|
|
void _gdk_display_pointer_grab_update (GdkDisplay *display,
|
|
gulong current_serial);
|
|
GdkPointerGrabInfo *_gdk_display_get_last_pointer_grab (GdkDisplay *display);
|
|
GdkPointerGrabInfo *_gdk_display_add_pointer_grab (GdkDisplay *display,
|
|
GdkWindow *window,
|
|
GdkWindow *native_window,
|
|
gboolean owner_events,
|
|
GdkEventMask event_mask,
|
|
unsigned long serial_start,
|
|
guint32 time,
|
|
gboolean implicit);
|
|
GdkPointerGrabInfo * _gdk_display_has_pointer_grab (GdkDisplay *display,
|
|
gulong serial);
|
|
gboolean _gdk_display_end_pointer_grab (GdkDisplay *display,
|
|
gulong serial,
|
|
GdkWindow *if_child,
|
|
gboolean implicit);
|
|
void _gdk_display_set_has_keyboard_grab (GdkDisplay *display,
|
|
GdkWindow *window,
|
|
GdkWindow *native_window,
|
|
gboolean owner_events,
|
|
unsigned long serial,
|
|
guint32 time);
|
|
void _gdk_display_unset_has_keyboard_grab (GdkDisplay *display,
|
|
gboolean implicit);
|
|
void _gdk_display_enable_motion_hints (GdkDisplay *display);
|
|
|
|
|
|
void _gdk_window_invalidate_for_expose (GdkWindow *window,
|
|
GdkRegion *region);
|
|
|
|
void _gdk_windowing_set_cairo_surface_size (cairo_surface_t *surface,
|
|
int width,
|
|
int height);
|
|
|
|
cairo_surface_t * _gdk_windowing_create_cairo_surface (GdkDrawable *drawable,
|
|
int width,
|
|
int height);
|
|
GdkWindow * _gdk_window_find_child_at (GdkWindow *window,
|
|
int x, int y);
|
|
GdkWindow * _gdk_window_find_descendant_at (GdkWindow *toplevel,
|
|
double x, double y,
|
|
double *found_x,
|
|
double *found_y);
|
|
|
|
void _gdk_window_add_damage (GdkWindow *toplevel,
|
|
GdkRegion *damaged_region);
|
|
|
|
GdkEvent * _gdk_make_event (GdkWindow *window,
|
|
GdkEventType type,
|
|
GdkEvent *event_in_queue,
|
|
gboolean before_event);
|
|
gboolean _gdk_window_event_parent_of (GdkWindow *parent,
|
|
GdkWindow *child);
|
|
|
|
void _gdk_synthesize_crossing_events (GdkDisplay *display,
|
|
GdkWindow *src,
|
|
GdkWindow *dest,
|
|
GdkCrossingMode mode,
|
|
gint toplevel_x,
|
|
gint toplevel_y,
|
|
GdkModifierType mask,
|
|
guint32 time_,
|
|
GdkEvent *event_in_queue,
|
|
gulong serial,
|
|
gboolean non_linear);
|
|
void _gdk_display_set_window_under_pointer (GdkDisplay *display,
|
|
GdkWindow *window);
|
|
|
|
|
|
void _gdk_synthesize_crossing_events_for_geometry_change (GdkWindow *changed_window);
|
|
|
|
GdkRegion *_gdk_window_calculate_full_clip_region (GdkWindow *window,
|
|
GdkWindow *base_window,
|
|
gboolean do_children,
|
|
gint *base_x_offset,
|
|
gint *base_y_offset);
|
|
gboolean _gdk_window_has_impl (GdkWindow *window);
|
|
GdkWindow * _gdk_window_get_impl_window (GdkWindow *window);
|
|
GdkWindow *_gdk_window_get_input_window_for_event (GdkWindow *native_window,
|
|
GdkEventType event_type,
|
|
int x, int y,
|
|
gulong serial);
|
|
GdkRegion *_gdk_region_new_from_yxbanded_rects (GdkRectangle *rects, int n_rects);
|
|
|
|
/*****************************
|
|
* offscreen window routines *
|
|
*****************************/
|
|
GType gdk_offscreen_window_get_type (void);
|
|
void _gdk_offscreen_window_new (GdkWindow *window,
|
|
GdkScreen *screen,
|
|
GdkVisual *visual,
|
|
GdkWindowAttr *attributes,
|
|
gint attributes_mask);
|
|
|
|
|
|
/************************************
|
|
* Initialization and exit routines *
|
|
************************************/
|
|
|
|
void _gdk_image_exit (void);
|
|
void _gdk_windowing_exit (void);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GDK_INTERNALS_H__ */
|