/* 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 Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see .
*/
/*
* Modified by the GTK+ Team and others 1997-2000. 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 */
#ifndef __GDK_INTERNALS_H__
#define __GDK_INTERNALS_H__
#include
#include "gdkdisplay.h"
#include "gdkeventsprivate.h"
#include "gdksurfaceprivate.h"
#include "gdkenumtypes.h"
#include "gdkdragprivate.h"
G_BEGIN_DECLS
/**********************
* General Facilities *
**********************/
/* Debugging support */
typedef enum {
GDK_DEBUG_MISC = 1 << 0,
GDK_DEBUG_EVENTS = 1 << 1,
GDK_DEBUG_DND = 1 << 2,
GDK_DEBUG_INPUT = 1 << 3,
GDK_DEBUG_EVENTLOOP = 1 << 4,
GDK_DEBUG_FRAMES = 1 << 5,
GDK_DEBUG_SETTINGS = 1 << 6,
GDK_DEBUG_OPENGL = 1 << 7,
GDK_DEBUG_VULKAN = 1 << 8,
GDK_DEBUG_SELECTION = 1 << 9,
GDK_DEBUG_CLIPBOARD = 1 << 10,
/* flags below are influencing behavior */
GDK_DEBUG_NOGRABS = 1 << 11,
GDK_DEBUG_GL_DISABLE = 1 << 12,
GDK_DEBUG_GL_SOFTWARE = 1 << 13,
GDK_DEBUG_GL_TEXTURE_RECT = 1 << 14,
GDK_DEBUG_GL_LEGACY = 1 << 15,
GDK_DEBUG_GL_GLES = 1 << 16,
GDK_DEBUG_GL_DEBUG = 1 << 17,
GDK_DEBUG_VULKAN_DISABLE = 1 << 18,
GDK_DEBUG_VULKAN_VALIDATE = 1 << 19
} GdkDebugFlags;
extern guint _gdk_debug_flags;
GdkDebugFlags gdk_display_get_debug_flags (GdkDisplay *display);
void gdk_display_set_debug_flags (GdkDisplay *display,
GdkDebugFlags flags);
#ifdef G_ENABLE_DEBUG
#define GDK_DISPLAY_DEBUG_CHECK(display,type) \
G_UNLIKELY (gdk_display_get_debug_flags (display) & GDK_DEBUG_##type)
#define GDK_DISPLAY_NOTE(display,type,action) G_STMT_START { \
if (GDK_DISPLAY_DEBUG_CHECK (display,type)) \
{ action; }; } G_STMT_END
#else /* !G_ENABLE_DEBUG */
#define GDK_DISPLAY_DEBUG_CHECK(display,type) 0
#define GDK_DISPLAY_NOTE(display,type,action)
#endif /* G_ENABLE_DEBUG */
#define GDK_DEBUG_CHECK(type) GDK_DISPLAY_DEBUG_CHECK (NULL,type)
#define GDK_NOTE(type,action) GDK_DISPLAY_NOTE (NULL,type,action)
/* Event handling */
typedef struct _GdkEventPrivate GdkEventPrivate;
typedef enum
{
/* Following flag is set for events on the event queue during
* translation and cleared afterwards.
*/
GDK_EVENT_PENDING = 1 << 0,
/* The following flag is set for:
* 1) touch events emulating pointer events
* 2) pointer events being emulated by a touch sequence.
*/
GDK_EVENT_POINTER_EMULATED = 1 << 1,
/* When we are ready to draw a frame, we pause event delivery,
* mark all events in the queue with this flag, and deliver
* only those events until we finish the frame.
*/
GDK_EVENT_FLUSHED = 1 << 2
} GdkEventFlags;
typedef struct _GdkSurfacePaint GdkSurfacePaint;
#define GDK_SURFACE_TYPE(d) ((((GdkSurface *)(d)))->surface_type)
#define GDK_SURFACE_DESTROYED(d) (((GdkSurface *)(d))->destroyed)
extern gint _gdk_screen_number;
GdkEvent* _gdk_event_unqueue (GdkDisplay *display);
void gdk_event_set_pointer_emulated (GdkEvent *event,
gboolean emulated);
void gdk_event_set_scancode (GdkEvent *event,
guint16 scancode);
void _gdk_event_emit (GdkEvent *event);
GList* _gdk_event_queue_find_first (GdkDisplay *display);
void _gdk_event_queue_remove_link (GdkDisplay *display,
GList *node);
GList* _gdk_event_queue_append (GdkDisplay *display,
GdkEvent *event);
void _gdk_event_queue_insert_after (GdkDisplay *display,
GdkEvent *after_event,
GdkEvent *event);
void _gdk_event_queue_insert_before(GdkDisplay *display,
GdkEvent *after_event,
GdkEvent *event);
void _gdk_event_queue_handle_motion_compression (GdkDisplay *display);
void _gdk_event_queue_flush (GdkDisplay *display);
void _gdk_event_button_generate (GdkDisplay *display,
GdkEvent *event);
void _gdk_windowing_event_data_copy (const GdkEvent *src,
GdkEvent *dst);
void _gdk_windowing_event_data_free (GdkEvent *event);
gboolean _gdk_cairo_surface_extents (cairo_surface_t *surface,
GdkRectangle *extents);
void gdk_gl_texture_from_surface (cairo_surface_t *surface,
cairo_region_t *region);
typedef struct {
float x1, y1, x2, y2;
float u1, v1, u2, v2;
} GdkTexturedQuad;
void gdk_gl_texture_quads (GdkGLContext *paint_context,
guint texture_target,
int n_quads,
GdkTexturedQuad *quads,
gboolean flip_colors);
void gdk_cairo_surface_paint_pixbuf (cairo_surface_t *surface,
const GdkPixbuf *pixbuf);
cairo_region_t *gdk_cairo_region_from_clip (cairo_t *cr);
/*************************************
* Interfaces used by windowing code *
*************************************/
void _gdk_surface_destroy (GdkSurface *surface,
gboolean foreign_destroy);
void gdk_surface_invalidate_rect (GdkSurface *surface,
const GdkRectangle *rect);
void gdk_surface_invalidate_region (GdkSurface *surface,
const cairo_region_t *region);
void _gdk_surface_clear_update_area (GdkSurface *surface);
void _gdk_surface_update_size (GdkSurface *surface);
gboolean _gdk_surface_update_viewable (GdkSurface *surface);
GdkGLContext * gdk_surface_get_paint_gl_context (GdkSurface *surface,
GError **error);
void gdk_surface_get_unscaled_size (GdkSurface *surface,
int *unscaled_width,
int *unscaled_height);
gboolean gdk_surface_handle_event (GdkEvent *event);
/*****************************************
* Interfaces provided by windowing code *
*****************************************/
/* Font/string functions implemented in module-specific code */
void _gdk_cursor_destroy (GdkCursor *cursor);
extern const GOptionEntry _gdk_windowing_args[];
void _gdk_windowing_got_event (GdkDisplay *display,
GList *event_link,
GdkEvent *event,
gulong serial);
#define GDK_SURFACE_IS_MAPPED(surface) (((surface)->state & GDK_SURFACE_STATE_WITHDRAWN) == 0)
void _gdk_synthesize_crossing_events (GdkDisplay *display,
GdkSurface *src,
GdkSurface *dest,
GdkDevice *device,
GdkDevice *source_device,
GdkCrossingMode mode,
gdouble toplevel_x,
gdouble toplevel_y,
GdkModifierType mask,
guint32 time_,
GdkEvent *event_in_queue,
gulong serial,
gboolean non_linear);
void _gdk_display_set_surface_under_pointer (GdkDisplay *display,
GdkDevice *device,
GdkSurface *surface);
void gdk_surface_destroy_notify (GdkSurface *surface);
void gdk_synthesize_surface_state (GdkSurface *surface,
GdkSurfaceState unset_flags,
GdkSurfaceState set_flags);
GdkGrabStatus gdk_device_grab (GdkDevice *device,
GdkSurface *surface,
GdkGrabOwnership grab_ownership,
gboolean owner_events,
GdkEventMask event_mask,
GdkCursor *cursor,
guint32 time_);
void gdk_device_ungrab (GdkDevice *device,
guint32 time_);
void gdk_device_get_position (GdkDevice *device,
double *x,
double *y);
void gdk_surface_get_root_coords (GdkSurface *surface,
gint x,
gint y,
gint *root_x,
gint *root_y);
void gdk_surface_get_origin (GdkSurface *surface,
gint *x,
gint *y);
void gdk_surface_get_geometry (GdkSurface *surface,
gint *x,
gint *y,
gint *width,
gint *height);
GdkGLContext *gdk_surface_get_shared_data_gl_context (GdkSurface *surface);
GdkGrabStatus gdk_seat_grab (GdkSeat *seat,
GdkSurface *surface,
GdkSeatCapabilities capabilities,
gboolean owner_events,
GdkCursor *cursor,
const GdkEvent *event,
GdkSeatGrabPrepareFunc prepare_func,
gpointer prepare_func_data);
void gdk_seat_ungrab (GdkSeat *seat);
G_END_DECLS
#endif /* __GDK_INTERNALS_H__ */