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