227 lines
8.4 KiB
C
227 lines
8.4 KiB
C
/*
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* gdkdisplay.h
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*
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* Copyright 2001 Sun Microsystems Inc.
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*
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* Erwann Chenede <erwann.chenede@sun.com>
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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 Library 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#if defined(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
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#error "Only <gdk/gdk.h> can be included directly."
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#endif
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#ifndef __GDK_DISPLAY_H__
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#define __GDK_DISPLAY_H__
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#include <gdk/gdktypes.h>
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#include <gdk/gdkevents.h>
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G_BEGIN_DECLS
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typedef struct _GdkDisplayClass GdkDisplayClass;
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typedef struct _GdkDisplayPointerHooks GdkDisplayPointerHooks;
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#define GDK_TYPE_DISPLAY (gdk_display_get_type ())
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#define GDK_DISPLAY_OBJECT(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_DISPLAY, GdkDisplay))
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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(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_DISPLAY))
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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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/* Tracks information about the keyboard grab on this display */
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typedef struct
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{
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GdkWindow *window;
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GdkWindow *native_window;
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gulong serial;
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gboolean owner_events;
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guint32 time;
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} GdkKeyboardGrabInfo;
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/* Tracks information about which window 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 window the x/y coordinates may actually be outside
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* the window.
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*/
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typedef struct
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{
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GdkWindow *toplevel_under_pointer; /* The toplevel window with mouse inside, tracked via native events */
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GdkWindow *window_under_pointer; /* The window that last got sent 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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gulong motion_hint_serial; /* 0 == didn't deliver hinted motion event */
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} GdkPointerWindowInfo;
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struct _GdkDisplay
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{
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GObject parent_instance;
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/*< private >*/
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GList *queued_events;
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GList *queued_tail;
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/* Information for determining if the latest button click
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* is part of a double-click or triple-click
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*/
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guint32 button_click_time[2]; /* The last 2 button click times. */
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GdkWindow *button_window[2]; /* The last 2 windows to receive button presses. */
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gint button_number[2]; /* The last 2 buttons to be pressed. */
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guint double_click_time; /* Maximum time between clicks in msecs */
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GdkDevice *core_pointer; /* Core pointer device */
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const GdkDisplayPointerHooks *pointer_hooks; /* Current hooks for querying pointer */
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guint closed : 1; /* Whether this display has been closed */
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guint ignore_core_events : 1; /* Don't send core motion and button event */
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guint double_click_distance; /* Maximum distance between clicks in pixels */
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gint button_x[2]; /* The last 2 button click positions. */
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gint button_y[2];
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GList *pointer_grabs;
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GdkKeyboardGrabInfo keyboard_grab;
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GdkPointerWindowInfo pointer_info;
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/* Last reported event time from server */
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guint32 last_event_time;
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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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G_CONST_RETURN gchar * (*get_display_name) (GdkDisplay *display);
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gint (*get_n_screens) (GdkDisplay *display);
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GdkScreen * (*get_screen) (GdkDisplay *display,
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gint screen_num);
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GdkScreen * (*get_default_screen) (GdkDisplay *display);
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/* Signals */
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void (*closed) (GdkDisplay *display,
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gboolean is_error);
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};
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struct _GdkDisplayPointerHooks
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{
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void (*get_pointer) (GdkDisplay *display,
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GdkScreen **screen,
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gint *x,
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gint *y,
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GdkModifierType *mask);
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GdkWindow* (*window_get_pointer) (GdkDisplay *display,
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GdkWindow *window,
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gint *x,
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gint *y,
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GdkModifierType *mask);
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GdkWindow* (*window_at_pointer) (GdkDisplay *display,
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gint *win_x,
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gint *win_y);
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};
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GType gdk_display_get_type (void) G_GNUC_CONST;
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GdkDisplay *gdk_display_open (const gchar *display_name);
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G_CONST_RETURN gchar * gdk_display_get_name (GdkDisplay *display);
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gint gdk_display_get_n_screens (GdkDisplay *display);
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GdkScreen * gdk_display_get_screen (GdkDisplay *display,
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gint screen_num);
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GdkScreen * gdk_display_get_default_screen (GdkDisplay *display);
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void gdk_display_pointer_ungrab (GdkDisplay *display,
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guint32 time_);
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void gdk_display_keyboard_ungrab (GdkDisplay *display,
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guint32 time_);
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gboolean gdk_display_pointer_is_grabbed (GdkDisplay *display);
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void gdk_display_beep (GdkDisplay *display);
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void gdk_display_sync (GdkDisplay *display);
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void gdk_display_flush (GdkDisplay *display);
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void gdk_display_close (GdkDisplay *display);
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GList * gdk_display_list_devices (GdkDisplay *display);
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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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void gdk_display_put_event (GdkDisplay *display,
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const GdkEvent *event);
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void gdk_display_add_client_message_filter (GdkDisplay *display,
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GdkAtom message_type,
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GdkFilterFunc func,
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gpointer data);
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void gdk_display_set_double_click_time (GdkDisplay *display,
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guint msec);
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void gdk_display_set_double_click_distance (GdkDisplay *display,
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guint distance);
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GdkDisplay *gdk_display_get_default (void);
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GdkDevice *gdk_display_get_core_pointer (GdkDisplay *display);
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void gdk_display_get_pointer (GdkDisplay *display,
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GdkScreen **screen,
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gint *x,
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gint *y,
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GdkModifierType *mask);
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GdkWindow * gdk_display_get_window_at_pointer (GdkDisplay *display,
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gint *win_x,
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gint *win_y);
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void gdk_display_warp_pointer (GdkDisplay *display,
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GdkScreen *screen,
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gint x,
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gint y);
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GdkDisplayPointerHooks *gdk_display_set_pointer_hooks (GdkDisplay *display,
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const GdkDisplayPointerHooks *new_hooks);
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GdkDisplay *gdk_display_open_default_libgtk_only (void);
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gboolean gdk_display_supports_cursor_alpha (GdkDisplay *display);
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gboolean gdk_display_supports_cursor_color (GdkDisplay *display);
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guint gdk_display_get_default_cursor_size (GdkDisplay *display);
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void gdk_display_get_maximal_cursor_size (GdkDisplay *display,
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guint *width,
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guint *height);
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GdkWindow *gdk_display_get_default_group (GdkDisplay *display);
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gboolean gdk_display_supports_selection_notification (GdkDisplay *display);
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gboolean gdk_display_request_selection_notification (GdkDisplay *display,
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GdkAtom selection);
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gboolean gdk_display_supports_clipboard_persistence (GdkDisplay *display);
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void gdk_display_store_clipboard (GdkDisplay *display,
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GdkWindow *clipboard_window,
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guint32 time_,
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const GdkAtom *targets,
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gint n_targets);
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gboolean gdk_display_supports_shapes (GdkDisplay *display);
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gboolean gdk_display_supports_input_shapes (GdkDisplay *display);
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gboolean gdk_display_supports_composite (GdkDisplay *display);
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G_END_DECLS
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#endif /* __GDK_DISPLAY_H__ */
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