1 /* GDK - The GIMP Drawing Kit
2 * Copyright (C) 2010 Red Hat, Inc.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
20 #ifndef __GDK_DISPLAY_PRIVATE_H__
21 #define __GDK_DISPLAY_PRIVATE_H__
23 #include "gdkdisplay.h"
24 #include "gdkwindow.h"
25 #include "gdkcursor.h"
29 typedef struct _GdkDisplayClass GdkDisplayClass;
31 /* Tracks information about the keyboard grab on this display */
35 GdkWindow *native_window;
37 gboolean owner_events;
39 } GdkKeyboardGrabInfo;
41 /* Tracks information about the pointer grab on this display */
45 GdkWindow *native_window;
47 gulong serial_end; /* exclusive, i.e. not active on serial_end */
48 gboolean owner_events;
52 GdkGrabOwnership ownership;
55 guint implicit_ungrab : 1;
58 /* Tracks information about which window and position the pointer last was in.
59 * This is useful when we need to synthesize events later.
60 * Note that we track toplevel_under_pointer using enter/leave events,
61 * so in the case of a grab, either with owner_events==FALSE or with the
62 * pointer in no clients window the x/y coordinates may actually be outside
67 GdkWindow *toplevel_under_pointer; /* toplevel window containing the pointer, */
68 /* tracked via native events */
69 GdkWindow *window_under_pointer; /* window that last got a normal enter event */
70 gdouble toplevel_x, toplevel_y;
73 } GdkPointerWindowInfo;
77 guint32 button_click_time[2]; /* last 2 button click times */
78 GdkWindow *button_window[2]; /* last 2 windows to receive button presses */
79 gint button_number[2]; /* last 2 buttons to be pressed */
80 gint button_x[2]; /* last 2 button click positions */
82 } GdkMultipleClickInfo;
86 GObject parent_instance;
91 /* Information for determining if the latest button click
92 * is part of a double-click or triple-click
94 GHashTable *multiple_click_info;
95 guint double_click_time; /* Maximum time between clicks in msecs */
96 GdkDevice *core_pointer; /* Core pointer device */
98 const GdkDisplayDeviceHooks *device_hooks; /* Hooks for querying pointer */
100 guint closed : 1; /* Whether this display has been closed */
101 guint ignore_core_events : 1; /* Don't send core motion and button event */
103 guint double_click_distance; /* Maximum distance between clicks in pixels */
105 GHashTable *device_grabs;
106 GHashTable *motion_hint_info;
108 GHashTable *pointers_info; /* GdkPointerWindowInfo for each device */
109 guint32 last_event_time; /* Last reported event time from server */
111 GdkDeviceManager *device_manager;
114 struct _GdkDisplayClass
116 GObjectClass parent_class;
118 G_CONST_RETURN gchar * (*get_name) (GdkDisplay *display);
119 gint (*get_n_screens) (GdkDisplay *display);
120 GdkScreen * (*get_screen) (GdkDisplay *display,
122 GdkScreen * (*get_default_screen) (GdkDisplay *display);
123 void (*beep) (GdkDisplay *display);
124 void (*sync) (GdkDisplay *display);
125 void (*flush) (GdkDisplay *display);
126 gboolean (*has_pending) (GdkDisplay *display);
127 void (*queue_events) (GdkDisplay *display);
128 GdkWindow * (*get_default_group) (GdkDisplay *display);
129 gboolean (*supports_selection_notification) (GdkDisplay *display);
130 gboolean (*request_selection_notification) (GdkDisplay *display,
132 gboolean (*supports_shapes) (GdkDisplay *display);
133 gboolean (*supports_input_shapes) (GdkDisplay *display);
134 gboolean (*supports_composite) (GdkDisplay *display);
135 gboolean (*supports_cursor_alpha) (GdkDisplay *display);
136 gboolean (*supports_cursor_color) (GdkDisplay *display);
138 gboolean (*supports_clipboard_persistence) (GdkDisplay *display);
139 void (*store_clipboard) (GdkDisplay *display,
140 GdkWindow *clipboard_window,
142 const GdkAtom *targets,
145 void (*get_default_cursor_size) (GdkDisplay *display,
148 void (*get_maximal_cursor_size) (GdkDisplay *display,
151 GdkCursor * (*get_cursor_for_type) (GdkDisplay *display,
153 GdkCursor * (*get_cursor_for_name) (GdkDisplay *display,
155 GdkCursor * (*get_cursor_for_pixbuf) (GdkDisplay *display,
160 GList * (*list_devices) (GdkDisplay *display);
161 gboolean (*send_client_message) (GdkDisplay *display,
163 GdkNativeWindow winid);
164 void (*add_client_message_filter) (GdkDisplay *display,
165 GdkAtom message_type,
168 GdkAppLaunchContext * (*get_app_launch_context) (GdkDisplay *display);
169 GdkNativeWindow (*get_drag_protocol) (GdkDisplay *display,
170 GdkNativeWindow winid,
171 GdkDragProtocol *protocol,
174 void (*before_process_all_updates) (GdkDisplay *display);
175 void (*after_process_all_updates) (GdkDisplay *display);
177 gulong (*get_next_serial) (GdkDisplay *display);
179 void (*notify_startup_complete) (GdkDisplay *display,
180 const gchar *startup_id);
181 void (*event_data_copy) (GdkDisplay *display,
182 const GdkEvent *event,
183 GdkEvent *new_event);
184 void (*event_data_free) (GdkDisplay *display,
186 void (*create_window_impl) (GdkDisplay *display,
188 GdkWindow *real_parent,
190 GdkEventMask event_mask,
191 GdkWindowAttr *attributes,
192 gint attributes_mask);
194 GdkKeymap * (*get_keymap) (GdkDisplay *display);
195 void (*push_error_trap) (GdkDisplay *display);
196 gint (*pop_error_trap) (GdkDisplay *display,
199 GdkWindow * (*get_selection_owner) (GdkDisplay *display,
201 gboolean (*set_selection_owner) (GdkDisplay *display,
205 gboolean send_event);
206 void (*send_selection_notify) (GdkDisplay *dispay,
207 GdkNativeWindow requestor,
214 void (*closed) (GdkDisplay *display,
219 typedef void (* GdkDisplayPointerInfoForeach) (GdkDisplay *display,
221 GdkPointerWindowInfo *device_info,
224 void _gdk_display_device_grab_update (GdkDisplay *display,
226 GdkDevice *source_device,
227 gulong current_serial);
228 GdkDeviceGrabInfo * _gdk_display_get_last_device_grab (GdkDisplay *display,
230 GdkDeviceGrabInfo * _gdk_display_add_device_grab (GdkDisplay *display,
233 GdkWindow *native_window,
234 GdkGrabOwnership grab_ownership,
235 gboolean owner_events,
236 GdkEventMask event_mask,
240 GdkDeviceGrabInfo * _gdk_display_has_device_grab (GdkDisplay *display,
243 gboolean _gdk_display_end_device_grab (GdkDisplay *display,
248 gboolean _gdk_display_check_grab_ownership (GdkDisplay *display,
251 void _gdk_display_enable_motion_hints (GdkDisplay *display,
253 GdkPointerWindowInfo * _gdk_display_get_pointer_info (GdkDisplay *display,
255 void _gdk_display_pointer_info_foreach (GdkDisplay *display,
256 GdkDisplayPointerInfoForeach func,
258 gulong _gdk_display_get_next_serial (GdkDisplay *display);
259 void _gdk_display_event_data_copy (GdkDisplay *display,
260 const GdkEvent *event,
261 GdkEvent *new_event);
262 void _gdk_display_event_data_free (GdkDisplay *display,
264 void _gdk_display_create_window_impl (GdkDisplay *display,
266 GdkWindow *real_parent,
268 GdkEventMask event_mask,
269 GdkWindowAttr *attributes,
270 gint attributes_mask);
274 #endif /* __GDK_DISPLAY_PRIVATE_H__ */