forked from AuroraMiddleware/gtk
a1cee7fa65
In particular, this patch removes: gdk_surface_get_events() gdk_surface_set_events() gdk_surface_get_device_events() gdk_surface_set_device_events() Event masks so far still exist for grabs.
356 lines
12 KiB
C
356 lines
12 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, see <http://www.gnu.org/licenses/>.
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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 <gdk-pixbuf/gdk-pixbuf.h>
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#include "gdksurfaceimpl.h"
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#include "gdkdisplay.h"
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#include "gdkeventsprivate.h"
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#include "gdkenumtypes.h"
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#include "gdkdndprivate.h"
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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 _GdkSurfaceAttr GdkSurfaceAttr;
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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_INPUT = 1 << 3,
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GDK_DEBUG_EVENTLOOP = 1 << 4,
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GDK_DEBUG_FRAMES = 1 << 5,
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GDK_DEBUG_SETTINGS = 1 << 6,
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GDK_DEBUG_OPENGL = 1 << 7,
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GDK_DEBUG_VULKAN = 1 << 8,
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GDK_DEBUG_SELECTION = 1 << 9,
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GDK_DEBUG_CLIPBOARD = 1 << 10,
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/* flags below are influencing behavior */
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GDK_DEBUG_NOGRABS = 1 << 11,
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GDK_DEBUG_GL_DISABLE = 1 << 12,
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GDK_DEBUG_GL_SOFTWARE = 1 << 13,
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GDK_DEBUG_GL_TEXTURE_RECT = 1 << 14,
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GDK_DEBUG_GL_LEGACY = 1 << 15,
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GDK_DEBUG_GL_GLES = 1 << 16,
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GDK_DEBUG_VULKAN_DISABLE = 1 << 17,
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GDK_DEBUG_VULKAN_VALIDATE = 1 << 18
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} GdkDebugFlags;
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extern guint _gdk_debug_flags;
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GdkDebugFlags gdk_display_get_debug_flags (GdkDisplay *display);
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void gdk_display_set_debug_flags (GdkDisplay *display,
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GdkDebugFlags flags);
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#ifdef G_ENABLE_DEBUG
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#define GDK_DISPLAY_DEBUG_CHECK(display,type) \
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G_UNLIKELY (gdk_display_get_debug_flags (display) & GDK_DEBUG_##type)
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#define GDK_DISPLAY_NOTE(display,type,action) G_STMT_START { \
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if (GDK_DISPLAY_DEBUG_CHECK (display,type)) \
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{ action; }; } G_STMT_END
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#else /* !G_ENABLE_DEBUG */
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#define GDK_DISPLAY_DEBUG_CHECK(display,type) 0
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#define GDK_DISPLAY_NOTE(display,type,action)
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#endif /* G_ENABLE_DEBUG */
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#define GDK_DEBUG_CHECK(type) GDK_DISPLAY_DEBUG_CHECK (NULL,type)
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#define GDK_NOTE(type,action) GDK_DISPLAY_NOTE (NULL,type,action)
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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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/* The following flag is set for:
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* 1) touch events emulating pointer events
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* 2) pointer events being emulated by a touch sequence.
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*/
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GDK_EVENT_POINTER_EMULATED = 1 << 1,
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/* When we are ready to draw a frame, we pause event delivery,
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* mark all events in the queue with this flag, and deliver
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* only those events until we finish the frame.
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*/
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GDK_EVENT_FLUSHED = 1 << 2
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} GdkEventFlags;
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typedef struct _GdkSurfacePaint GdkSurfacePaint;
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typedef enum
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{
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GDK_INPUT_OUTPUT,
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GDK_INPUT_ONLY
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} GdkSurfaceSurfaceClass;
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struct _GdkSurfaceAttr
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{
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gint x, y;
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gint width;
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gint height;
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GdkSurfaceSurfaceClass wclass;
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GdkSurfaceType surface_type;
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GdkSurfaceTypeHint type_hint;
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};
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struct _GdkSurface
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{
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GObject parent_instance;
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GdkDisplay *display;
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GdkSurfaceImpl *impl; /* window-system-specific delegate object */
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GdkSurface *parent;
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GdkSurface *transient_for;
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gpointer user_data;
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gint x;
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gint y;
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guint8 surface_type;
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guint8 resize_count;
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GList *children;
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GList children_list_node;
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GdkGLContext *gl_paint_context;
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cairo_region_t *update_area;
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guint update_freeze_count;
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/* This is the update_area that was in effect when the current expose
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started. It may be smaller than the expose area if we'e painting
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more than we have to, but it represents the "true" damage. */
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cairo_region_t *active_update_area;
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GdkSurfaceState old_state;
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GdkSurfaceState state;
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guint8 alpha;
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guint8 fullscreen_mode;
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guint input_only : 1;
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guint pass_through : 1;
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guint modal_hint : 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 support_multidevice : 1;
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guint viewable : 1; /* mapped and all parents mapped */
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guint in_update : 1;
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guint frame_clock_events_paused : 1;
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/* The GdkSurface that has the impl, ref:ed if another surface.
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* This ref is required to keep the wrapper of the impl surface alive
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* for as long as any GdkSurface references the impl. */
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GdkSurface *impl_surface;
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guint update_and_descendants_freeze_count;
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gint abs_x, abs_y; /* Absolute offset in impl */
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gint width, height;
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gint shadow_top;
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gint shadow_left;
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gint shadow_right;
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gint shadow_bottom;
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GdkCursor *cursor;
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GHashTable *device_cursor;
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cairo_region_t *input_shape;
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GList *devices_inside;
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GdkFrameClock *frame_clock; /* NULL to use from parent or default */
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GSList *draw_contexts;
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GdkDrawContext *paint_context;
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cairo_region_t *opaque_region;
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};
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#define GDK_SURFACE_TYPE(d) ((((GdkSurface *)(d)))->surface_type)
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#define GDK_SURFACE_DESTROYED(d) (((GdkSurface *)(d))->destroyed)
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extern gint _gdk_screen_number;
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GdkEvent* _gdk_event_unqueue (GdkDisplay *display);
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void gdk_event_set_pointer_emulated (GdkEvent *event,
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gboolean emulated);
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void gdk_event_set_scancode (GdkEvent *event,
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guint16 scancode);
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void _gdk_event_emit (GdkEvent *event);
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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_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_queue_handle_motion_compression (GdkDisplay *display);
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void _gdk_event_queue_flush (GdkDisplay *display);
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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_surface_set_state (GdkSurface *surface,
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GdkSurfaceState new_state);
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gboolean _gdk_cairo_surface_extents (cairo_surface_t *surface,
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GdkRectangle *extents);
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void gdk_gl_texture_from_surface (cairo_surface_t *surface,
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cairo_region_t *region);
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typedef struct {
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float x1, y1, x2, y2;
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float u1, v1, u2, v2;
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} GdkTexturedQuad;
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void gdk_gl_texture_quads (GdkGLContext *paint_context,
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guint texture_target,
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int n_quads,
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GdkTexturedQuad *quads,
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gboolean flip_colors);
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void gdk_cairo_surface_paint_pixbuf (cairo_surface_t *surface,
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const GdkPixbuf *pixbuf);
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cairo_region_t *gdk_cairo_region_from_clip (cairo_t *cr);
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/*************************************
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* Interfaces used by windowing code *
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*************************************/
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GdkSurface* gdk_surface_new (GdkDisplay *display,
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GdkSurface *parent,
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GdkSurfaceAttr *attributes);
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void _gdk_surface_destroy (GdkSurface *surface,
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gboolean foreign_destroy);
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void _gdk_surface_clear_update_area (GdkSurface *surface);
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void _gdk_surface_update_size (GdkSurface *surface);
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gboolean _gdk_surface_update_viewable (GdkSurface *surface);
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GdkGLContext * gdk_surface_get_paint_gl_context (GdkSurface *surface,
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GError **error);
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void gdk_surface_get_unscaled_size (GdkSurface *surface,
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int *unscaled_width,
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int *unscaled_height);
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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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void _gdk_cursor_destroy (GdkCursor *cursor);
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extern const GOptionEntry _gdk_windowing_args[];
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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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#define GDK_SURFACE_IS_MAPPED(surface) (((surface)->state & GDK_SURFACE_STATE_WITHDRAWN) == 0)
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GdkSurface * _gdk_surface_find_child_at (GdkSurface *surface,
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double x, double y);
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GdkSurface * _gdk_surface_find_descendant_at (GdkSurface *toplevel,
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double x, double y,
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double *found_x,
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double *found_y);
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GdkEvent * _gdk_make_event (GdkSurface *surface,
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GdkEventType type,
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GdkEvent *event_in_queue,
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gboolean before_event);
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gboolean _gdk_surface_event_parent_of (GdkSurface *parent,
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GdkSurface *child);
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void _gdk_synthesize_crossing_events (GdkDisplay *display,
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GdkSurface *src,
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GdkSurface *dest,
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GdkDevice *device,
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GdkDevice *source_device,
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GdkCrossingMode mode,
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gdouble toplevel_x,
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gdouble toplevel_y,
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GdkModifierType mask,
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guint32 time_,
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GdkEvent *event_in_queue,
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gulong serial,
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gboolean non_linear);
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void _gdk_display_set_surface_under_pointer (GdkDisplay *display,
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GdkDevice *device,
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GdkSurface *surface);
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gboolean _gdk_surface_has_impl (GdkSurface *surface);
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GdkSurface * _gdk_surface_get_impl_surface (GdkSurface *surface);
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void gdk_surface_destroy_notify (GdkSurface *surface);
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void gdk_synthesize_surface_state (GdkSurface *surface,
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GdkSurfaceState unset_flags,
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GdkSurfaceState set_flags);
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G_END_DECLS
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#endif /* __GDK_INTERNALS_H__ */
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