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/* GDK - The GIMP Drawing Kit
* Copyright (C) 2010 Red Hat, Inc.
*
* 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/>.
*/
#ifndef __GDK_DISPLAY_PRIVATE_H__
#define __GDK_DISPLAY_PRIVATE_H__
#include "gdkdisplay.h"
#include "gdksurface.h"
#include "gdkcursor.h"
#include "gdkmonitor.h"
#include "gdkdebug.h"
#include "gdksurfaceprivate.h"
#include "gdkkeysprivate.h"
#include "gdkdeviceprivate.h"
#ifdef GDK_RENDERING_VULKAN
#include <vulkan/vulkan.h>
#endif
G_BEGIN_DECLS
#define GDK_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_DISPLAY, GdkDisplayClass))
#define GDK_IS_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_DISPLAY))
#define GDK_DISPLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_DISPLAY, GdkDisplayClass))
typedef struct _GdkDisplayClass GdkDisplayClass;
/* Tracks information about the device grab on this display */
typedef struct
{
GdkSurface *surface;
gulong serial_start;
gulong serial_end; /* exclusive, i.e. not active on serial_end */
guint event_mask;
guint32 time;
guint activated : 1;
guint implicit_ungrab : 1;
guint owner_events : 1;
guint implicit : 1;
} GdkDeviceGrabInfo;
/* Tracks information about which surface and position the pointer last was in.
* This is useful when we need to synthesize events later.
* Note that we track toplevel_under_pointer using enter/leave events,
* so in the case of a grab, either with owner_events==FALSE or with the
* pointer in no clients surface the x/y coordinates may actually be outside
* the surface.
*/
typedef struct
{
GdkSurface *surface_under_pointer; /* surface that last got a normal enter event */
double toplevel_x, toplevel_y;
guint32 state;
guint32 button;
GdkDevice *last_physical_device;
} GdkPointerSurfaceInfo;
struct _GdkDisplay
{
GObject parent_instance;
GQueue queued_events;
guint event_pause_count; /* How many times events are blocked */
guint closed : 1; /* Whether this display has been closed */
GHashTable *device_grabs;
GdkClipboard *clipboard;
GdkClipboard *primary_clipboard;
GHashTable *pointers_info; /* GdkPointerSurfaceInfo for each device */
guint32 last_event_time; /* Last reported event time from server */
guint double_click_time; /* Maximum time between clicks in msecs */
guint double_click_distance; /* Maximum distance between clicks in pixels */
#ifdef GDK_RENDERING_VULKAN
VkInstance vk_instance;
VkDebugReportCallbackEXT vk_debug_callback;
VkPhysicalDevice vk_physical_device;
VkDevice vk_device;
VkQueue vk_queue;
uint32_t vk_queue_family_index;
guint vulkan_refcount;
#endif /* GDK_RENDERING_VULKAN */
guint rgba : 1;
guint composited : 1;
guint input_shapes : 1;
GdkDebugFlags debug_flags;
GList *seats;
};
struct _GdkDisplayClass
{
GObjectClass parent_class;
GType cairo_context_type; /* type for GdkCairoContext, must be set */
GType vk_context_type; /* type for GdkVulkanContext, must be set if vk_extension_name != NULL */
const char *vk_extension_name; /* Name of required windowing vulkan extension or %NULL (default) if Vulkan isn't supported */
const char * (*get_name) (GdkDisplay *display);
void (*beep) (GdkDisplay *display);
void (*sync) (GdkDisplay *display);
void (*flush) (GdkDisplay *display);
gboolean (*has_pending) (GdkDisplay *display);
void (*queue_events) (GdkDisplay *display);
void (*make_default) (GdkDisplay *display);
GdkAppLaunchContext * (*get_app_launch_context) (GdkDisplay *display);
gulong (*get_next_serial) (GdkDisplay *display);
void (*notify_startup_complete) (GdkDisplay *display,
const char *startup_id);
const char * (*get_startup_notification_id) (GdkDisplay *display);
void (*event_data_copy) (GdkDisplay *display,
GdkEvent *event,
GdkEvent *new_event);
void (*event_data_free) (GdkDisplay *display,
GdkEvent *event);
GdkSurface * (*create_surface) (GdkDisplay *display,
GdkSurfaceType surface_type,
GdkSurface *parent,
int x,
int y,
int width,
int height);
GdkKeymap * (*get_keymap) (GdkDisplay *display);
gboolean (*make_gl_context_current) (GdkDisplay *display,
GdkGLContext *context);
GdkSeat * (*get_default_seat) (GdkDisplay *display);
GListModel * (*get_monitors) (GdkDisplay *self);
GdkMonitor * (*get_monitor_at_surface) (GdkDisplay *display,
GdkSurface *surface);
gboolean (*get_setting) (GdkDisplay *display,
const char *name,
GValue *value);
void (*set_cursor_theme) (GdkDisplay *display,
const char *name,
int size);
/* Signals */
void (*opened) (GdkDisplay *display);
void (*closed) (GdkDisplay *display,
gboolean is_error);
};
typedef void (* GdkDisplayPointerInfoForeach) (GdkDisplay *display,
GdkDevice *device,
GdkPointerSurfaceInfo *device_info,
gpointer user_data);
void _gdk_display_update_last_event (GdkDisplay *display,
GdkEvent *event);
void _gdk_display_device_grab_update (GdkDisplay *display,
GdkDevice *device,
gulong current_serial);
GdkDeviceGrabInfo * _gdk_display_get_last_device_grab (GdkDisplay *display,
GdkDevice *device);
GdkDeviceGrabInfo * _gdk_display_add_device_grab (GdkDisplay *display,
GdkDevice *device,
GdkSurface *surface,
gboolean owner_events,
GdkEventMask event_mask,
gulong serial_start,
guint32 time,
gboolean implicit);
GdkDeviceGrabInfo * _gdk_display_has_device_grab (GdkDisplay *display,
GdkDevice *device,
gulong serial);
gboolean _gdk_display_end_device_grab (GdkDisplay *display,
GdkDevice *device,
gulong serial,
GdkSurface *if_child,
gboolean implicit);
GdkPointerSurfaceInfo * _gdk_display_get_pointer_info (GdkDisplay *display,
GdkDevice *device);
void _gdk_display_pointer_info_foreach (GdkDisplay *display,
GdkDisplayPointerInfoForeach func,
gpointer user_data);
gulong _gdk_display_get_next_serial (GdkDisplay *display);
void _gdk_display_pause_events (GdkDisplay *display);
void _gdk_display_unpause_events (GdkDisplay *display);
void _gdk_display_event_data_copy (GdkDisplay *display,
GdkEvent *event,
GdkEvent *new_event);
void _gdk_display_event_data_free (GdkDisplay *display,
GdkEvent *event);
GdkSurface * gdk_display_create_surface (GdkDisplay *display,
GdkSurfaceType surface_type,
GdkSurface *parent,
int x,
int y,
int width,
int height);
gboolean gdk_display_make_gl_context_current (GdkDisplay *display,
GdkGLContext *context);
void gdk_display_set_rgba (GdkDisplay *display,
gboolean rgba);
void gdk_display_set_composited (GdkDisplay *display,
gboolean composited);
void gdk_display_set_input_shapes (GdkDisplay *display,
gboolean input_shapes);
void gdk_display_add_seat (GdkDisplay *display,
GdkSeat *seat);
void gdk_display_remove_seat (GdkDisplay *display,
GdkSeat *seat);
void gdk_display_emit_opened (GdkDisplay *display);
void gdk_display_setting_changed (GdkDisplay *display,
const char *name);
GdkEvent * gdk_display_get_event (GdkDisplay *display);
GdkEvent * gdk_display_peek_event (GdkDisplay *display);
gboolean gdk_display_has_pending (GdkDisplay *display);
GdkKeymap * gdk_display_get_keymap (GdkDisplay *display);
void _gdk_display_set_surface_under_pointer (GdkDisplay *display,
GdkDevice *device,
GdkSurface *surface);
void _gdk_windowing_got_event (GdkDisplay *display,
GList *event_link,
GdkEvent *event,
gulong serial);
G_END_DECLS
#endif /* __GDK_DISPLAY_PRIVATE_H__ */
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