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gtk/gdk/gdkinternals.h
Benjamin Otte 3078b180fe Replace "gdouble" with "double"
2020-07-25 00:47:36 +02:00

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/* 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 <http://www.gnu.org/licenses/>.
*/
/*
* 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 <gdk-pixbuf/gdk-pixbuf.h>
#include "gdkdisplay.h"
#include "gdkeventsprivate.h"
#include "gdksurfaceprivate.h"
#include "gdkenumtypes.h"
#include "gdkdragprivate.h"
#include "gdkkeysprivate.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,
GDK_DEBUG_DEFAULT_SETTINGS= 1 << 20
} 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 enum
{
/* Following flag is set for events on the event queue during
* translation and cleared afterwards.
*/
GDK_EVENT_PENDING = 1 << 0,
/* 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)
GdkEvent* _gdk_event_unqueue (GdkDisplay *display);
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_handle_motion_compression (GdkDisplay *display);
void gdk_event_queue_handle_scroll_compression (GdkDisplay *display);
void _gdk_event_queue_flush (GdkDisplay *display);
gboolean _gdk_cairo_surface_extents (cairo_surface_t *surface,
GdkRectangle *extents);
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);
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);
GdkSeat * gdk_surface_get_seat_from_event (GdkSurface *surface,
GdkEvent *event);
void gdk_surface_enter_monitor (GdkSurface *surface,
GdkMonitor *monitor);
void gdk_surface_leave_monitor (GdkSurface *surface,
GdkMonitor *monitor);
/*****************************************
* Interfaces provided by windowing code *
*****************************************/
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,
double toplevel_x,
double 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_GRAB_SUCCESS: the resource was successfully grabbed.
* @GDK_GRAB_ALREADY_GRABBED: the resource is actively grabbed by another client.
* @GDK_GRAB_INVALID_TIME: the resource was grabbed more recently than the
* specified time.
* @GDK_GRAB_NOT_VIEWABLE: the grab surface or the @confine_to surface are not
* viewable.
* @GDK_GRAB_FROZEN: the resource is frozen by an active grab of another client.
* @GDK_GRAB_FAILED: the grab failed for some other reason
*
* Returned by gdk_device_grab() to indicate success or the reason for the
* failure of the grab attempt.
*/
typedef enum
{
GDK_GRAB_SUCCESS = 0,
GDK_GRAB_ALREADY_GRABBED = 1,
GDK_GRAB_INVALID_TIME = 2,
GDK_GRAB_NOT_VIEWABLE = 3,
GDK_GRAB_FROZEN = 4,
GDK_GRAB_FAILED = 5
} GdkGrabStatus;
typedef enum
{
GDK_EXPOSURE_MASK = 1 << 1,
GDK_POINTER_MOTION_MASK = 1 << 2,
GDK_BUTTON_MOTION_MASK = 1 << 4,
GDK_BUTTON1_MOTION_MASK = 1 << 5,
GDK_BUTTON2_MOTION_MASK = 1 << 6,
GDK_BUTTON3_MOTION_MASK = 1 << 7,
GDK_BUTTON_PRESS_MASK = 1 << 8,
GDK_BUTTON_RELEASE_MASK = 1 << 9,
GDK_KEY_PRESS_MASK = 1 << 10,
GDK_KEY_RELEASE_MASK = 1 << 11,
GDK_ENTER_NOTIFY_MASK = 1 << 12,
GDK_LEAVE_NOTIFY_MASK = 1 << 13,
GDK_FOCUS_CHANGE_MASK = 1 << 14,
GDK_STRUCTURE_MASK = 1 << 15,
GDK_PROPERTY_CHANGE_MASK = 1 << 16,
GDK_PROXIMITY_IN_MASK = 1 << 18,
GDK_PROXIMITY_OUT_MASK = 1 << 19,
GDK_SUBSTRUCTURE_MASK = 1 << 20,
GDK_SCROLL_MASK = 1 << 21,
GDK_TOUCH_MASK = 1 << 22,
GDK_SMOOTH_SCROLL_MASK = 1 << 23,
GDK_TOUCHPAD_GESTURE_MASK = 1 << 24,
GDK_TABLET_PAD_MASK = 1 << 25,
GDK_ALL_EVENTS_MASK = 0x3FFFFFE
} GdkEventMask;
GdkGrabStatus gdk_device_grab (GdkDevice *device,
GdkSurface *surface,
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,
int x,
int y,
int *root_x,
int *root_y);
void gdk_surface_get_origin (GdkSurface *surface,
int *x,
int *y);
void gdk_surface_get_geometry (GdkSurface *surface,
int *x,
int *y,
int *width,
int *height);
GdkGLContext *gdk_surface_get_shared_data_gl_context (GdkSurface *surface);
typedef enum
{
GDK_HINT_POS = 1 << 0,
GDK_HINT_MIN_SIZE = 1 << 1,
GDK_HINT_MAX_SIZE = 1 << 2,
GDK_HINT_BASE_SIZE = 1 << 3,
GDK_HINT_ASPECT = 1 << 4,
GDK_HINT_RESIZE_INC = 1 << 5,
GDK_HINT_WIN_GRAVITY = 1 << 6,
GDK_HINT_USER_POS = 1 << 7,
GDK_HINT_USER_SIZE = 1 << 8
} GdkSurfaceHints;
typedef enum
{
GDK_SURFACE_TYPE_HINT_NORMAL,
GDK_SURFACE_TYPE_HINT_DIALOG,
GDK_SURFACE_TYPE_HINT_MENU, /* Torn off menu */
GDK_SURFACE_TYPE_HINT_TOOLBAR,
GDK_SURFACE_TYPE_HINT_SPLASHSCREEN,
GDK_SURFACE_TYPE_HINT_UTILITY,
GDK_SURFACE_TYPE_HINT_DOCK,
GDK_SURFACE_TYPE_HINT_DESKTOP,
GDK_SURFACE_TYPE_HINT_DROPDOWN_MENU, /* A drop down menu (from a menubar) */
GDK_SURFACE_TYPE_HINT_POPUP_MENU, /* A popup menu (from right-click) */
GDK_SURFACE_TYPE_HINT_TOOLTIP,
GDK_SURFACE_TYPE_HINT_NOTIFICATION,
GDK_SURFACE_TYPE_HINT_COMBO,
GDK_SURFACE_TYPE_HINT_DND
} GdkSurfaceTypeHint;
typedef struct _GdkGeometry GdkGeometry;
struct _GdkGeometry
{
int min_width;
int min_height;
int max_width;
int max_height;
int base_width;
int base_height;
int width_inc;
int height_inc;
double min_aspect;
double max_aspect;
GdkGravity win_gravity;
};
GDK_AVAILABLE_IN_ALL
void gdk_surface_constrain_size (GdkGeometry *geometry,
GdkSurfaceHints flags,
int width,
int height,
int *new_width,
int *new_height);
/*
* GdkSeatGrabPrepareFunc:
* @seat: the #GdkSeat being grabbed
* @surface: the #GdkSurface being grabbed
* @user_data: user data passed in gdk_seat_grab()
*
* Type of the callback used to set up @surface so it can be
* grabbed. A typical action would be ensuring the surface is
* visible, although there's room for other initialization
* actions.
*/
typedef void (* GdkSeatGrabPrepareFunc) (GdkSeat *seat,
GdkSurface *surface,
gpointer user_data);
GdkGrabStatus gdk_seat_grab (GdkSeat *seat,
GdkSurface *surface,
GdkSeatCapabilities capabilities,
gboolean owner_events,
GdkCursor *cursor,
GdkEvent *event,
GdkSeatGrabPrepareFunc prepare_func,
gpointer prepare_func_data);
void gdk_seat_ungrab (GdkSeat *seat);
GdkSurface * gdk_surface_new_temp (GdkDisplay *display,
const GdkRectangle *position);
GdkKeymap * gdk_display_get_keymap (GdkDisplay *display);
void gdk_surface_begin_resize_drag (GdkSurface *surface,
GdkSurfaceEdge edge,
GdkDevice *device,
int button,
int x,
int y,
guint32 timestamp);
void gdk_surface_begin_move_drag (GdkSurface *surface,
GdkDevice *device,
int button,
int x,
int y,
guint32 timestamp);
G_END_DECLS
#endif /* __GDK_INTERNALS_H__ */
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