/* 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 . */ #ifndef __GDK_DISPLAY_PRIVATE_H__ #define __GDK_DISPLAY_PRIVATE_H__ #include "gdkdisplay.h" #include "gdkwindow.h" #include "gdkcursor.h" 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 keyboard grab on this display */ typedef struct { GdkWindow *window; GdkWindow *native_window; gulong serial; gboolean owner_events; guint32 time; } GdkKeyboardGrabInfo; /* Tracks information about the pointer grab on this display */ typedef struct { GdkWindow *window; GdkWindow *native_window; gulong serial_start; gulong serial_end; /* exclusive, i.e. not active on serial_end */ guint event_mask; guint32 time; GdkGrabOwnership ownership; guint activated : 1; guint implicit_ungrab : 1; guint owner_events : 1; guint implicit : 1; } GdkDeviceGrabInfo; /* Tracks information about a touch implicit grab on this display */ typedef struct { GdkDevice *device; GdkEventSequence *sequence; GdkWindow *window; GdkWindow *native_window; gulong serial; guint event_mask; guint32 time; } GdkTouchGrabInfo; /* Tracks information about which window 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 window the x/y coordinates may actually be outside * the window. */ typedef struct { GdkWindow *toplevel_under_pointer; /* toplevel window containing the pointer, */ /* tracked via native events */ GdkWindow *window_under_pointer; /* window that last got a normal enter event */ gdouble toplevel_x, toplevel_y; guint32 state; guint32 button; GdkDevice *last_slave; guint need_touch_press_enter : 1; } GdkPointerWindowInfo; typedef struct { guint32 button_click_time[2]; /* last 2 button click times */ GdkWindow *button_window[2]; /* last 2 windows to receive button presses */ gint button_number[2]; /* last 2 buttons to be pressed */ gint button_x[2]; /* last 2 button click positions */ gint button_y[2]; } GdkMultipleClickInfo; struct _GdkDisplay { GObject parent_instance; GList *queued_events; GList *queued_tail; /* Information for determining if the latest button click * is part of a double-click or triple-click */ GHashTable *multiple_click_info; guint double_click_time; /* Maximum time between clicks in msecs */ GdkDevice *core_pointer; /* Core pointer device */ guint event_pause_count; /* How many times events are blocked */ guint closed : 1; /* Whether this display has been closed */ guint flushing_events : 1; /* Inside gdk_display_flush_events */ GArray *touch_implicit_grabs; GHashTable *device_grabs; GHashTable *motion_hint_info; GdkDeviceManager *device_manager; GHashTable *pointers_info; /* GdkPointerWindowInfo for each device */ guint32 last_event_time; /* Last reported event time from server */ guint double_click_distance; /* Maximum distance between clicks in pixels */ }; struct _GdkDisplayClass { GObjectClass parent_class; GType window_type; /* type for native windows for this display, set in class_init */ const gchar * (*get_name) (GdkDisplay *display); gint (*get_n_screens) (GdkDisplay *display); GdkScreen * (*get_screen) (GdkDisplay *display, gint screen_num); GdkScreen * (*get_default_screen) (GdkDisplay *display); void (*beep) (GdkDisplay *display); void (*sync) (GdkDisplay *display); void (*flush) (GdkDisplay *display); gboolean (*has_pending) (GdkDisplay *display); void (*queue_events) (GdkDisplay *display); GdkWindow * (*get_default_group) (GdkDisplay *display); gboolean (*supports_selection_notification) (GdkDisplay *display); gboolean (*request_selection_notification) (GdkDisplay *display, GdkAtom selection); gboolean (*supports_shapes) (GdkDisplay *display); gboolean (*supports_input_shapes) (GdkDisplay *display); gboolean (*supports_composite) (GdkDisplay *display); gboolean (*supports_cursor_alpha) (GdkDisplay *display); gboolean (*supports_cursor_color) (GdkDisplay *display); gboolean (*supports_clipboard_persistence) (GdkDisplay *display); void (*store_clipboard) (GdkDisplay *display, GdkWindow *clipboard_window, guint32 time_, const GdkAtom *targets, gint n_targets); void (*get_default_cursor_size) (GdkDisplay *display, guint *width, guint *height); void (*get_maximal_cursor_size) (GdkDisplay *display, guint *width, guint *height); GdkCursor * (*get_cursor_for_type) (GdkDisplay *display, GdkCursorType type); GdkCursor * (*get_cursor_for_name) (GdkDisplay *display, const gchar *name); GdkCursor * (*get_cursor_for_pixbuf) (GdkDisplay *display, GdkPixbuf *pixbuf, gint x, gint y); GList * (*list_devices) (GdkDisplay *display); GdkAppLaunchContext * (*get_app_launch_context) (GdkDisplay *display); void (*before_process_all_updates) (GdkDisplay *display); void (*after_process_all_updates) (GdkDisplay *display); gulong (*get_next_serial) (GdkDisplay *display); void (*notify_startup_complete) (GdkDisplay *display, const gchar *startup_id); void (*event_data_copy) (GdkDisplay *display, const GdkEvent *event, GdkEvent *new_event); void (*event_data_free) (GdkDisplay *display, GdkEvent *event); void (*create_window_impl) (GdkDisplay *display, GdkWindow *window, GdkWindow *real_parent, GdkScreen *screen, GdkEventMask event_mask, GdkWindowAttr *attributes, gint attributes_mask); GdkKeymap * (*get_keymap) (GdkDisplay *display); void (*push_error_trap) (GdkDisplay *display); gint (*pop_error_trap) (GdkDisplay *display, gboolean ignore); GdkWindow * (*get_selection_owner) (GdkDisplay *display, GdkAtom selection); gboolean (*set_selection_owner) (GdkDisplay *display, GdkWindow *owner, GdkAtom selection, guint32 time, gboolean send_event); void (*send_selection_notify) (GdkDisplay *dispay, GdkWindow *requestor, GdkAtom selection, GdkAtom target, GdkAtom property, guint32 time); gint (*get_selection_property) (GdkDisplay *display, GdkWindow *requestor, guchar **data, GdkAtom *type, gint *format); void (*convert_selection) (GdkDisplay *display, GdkWindow *requestor, GdkAtom selection, GdkAtom target, guint32 time); gint (*text_property_to_utf8_list) (GdkDisplay *display, GdkAtom encoding, gint format, const guchar *text, gint length, gchar ***list); gchar * (*utf8_to_string_target) (GdkDisplay *display, const gchar *text); /* Signals */ void (*closed) (GdkDisplay *display, gboolean is_error); }; typedef void (* GdkDisplayPointerInfoForeach) (GdkDisplay *display, GdkDevice *device, GdkPointerWindowInfo *device_info, gpointer user_data); void _gdk_display_device_grab_update (GdkDisplay *display, GdkDevice *device, GdkDevice *source_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, GdkWindow *window, GdkWindow *native_window, GdkGrabOwnership grab_ownership, 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, GdkWindow *if_child, gboolean implicit); gboolean _gdk_display_check_grab_ownership (GdkDisplay *display, GdkDevice *device, gulong serial); void _gdk_display_add_touch_grab (GdkDisplay *display, GdkDevice *device, GdkEventSequence *sequence, GdkWindow *window, GdkWindow *native_window, GdkEventMask event_mask, unsigned long serial_start, guint32 time); GdkTouchGrabInfo * _gdk_display_has_touch_grab (GdkDisplay *display, GdkDevice *device, GdkEventSequence *sequence, gulong serial); gboolean _gdk_display_end_touch_grab (GdkDisplay *display, GdkDevice *device, GdkEventSequence *sequence); void _gdk_display_enable_motion_hints (GdkDisplay *display, GdkDevice *device); GdkPointerWindowInfo * _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_flush_events (GdkDisplay *display); void _gdk_display_event_data_copy (GdkDisplay *display, const GdkEvent *event, GdkEvent *new_event); void _gdk_display_event_data_free (GdkDisplay *display, GdkEvent *event); void _gdk_display_create_window_impl (GdkDisplay *display, GdkWindow *window, GdkWindow *real_parent, GdkScreen *screen, GdkEventMask event_mask, GdkWindowAttr *attributes, gint attributes_mask); GdkWindow * _gdk_display_create_window (GdkDisplay *display); G_END_DECLS #endif /* __GDK_DISPLAY_PRIVATE_H__ */