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