Pileus Git - ~andy/gtk/blob - gdk/gdkdisplay.h

   1 /*
   2  * gdkdisplay.h
   3  *
   4  * Copyright 2001 Sun Microsystems Inc.
   5  *
   6  * Erwann Chenede <erwann.chenede@sun.com>
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Library General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Library General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Library General Public
  19  * License along with this library; if not, write to the
  20  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  21  * Boston, MA 02111-1307, USA.
  22  */
  23
  24 #ifndef __GDK_DISPLAY_H__
  25 #define __GDK_DISPLAY_H__
  26
  27 #include <gdk/gdktypes.h>
  28 #include <gdk/gdkevents.h>
  29 #include <glib-object.h>
  30
  31 G_BEGIN_DECLS
  32
  33 typedef struct _GdkDisplayClass GdkDisplayClass;
  34 typedef struct _GdkDisplayPointerHooks GdkDisplayPointerHooks;
  35
  36 #define GDK_TYPE_DISPLAY              (gdk_display_get_type ())
  37 #define GDK_DISPLAY_OBJECT(object)    (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_DISPLAY, GdkDisplay))
  38 #define GDK_DISPLAY_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_DISPLAY, GdkDisplayClass))
  39 #define GDK_IS_DISPLAY(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_DISPLAY))
  40 #define GDK_IS_DISPLAY_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_DISPLAY))
  41 #define GDK_DISPLAY_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_DISPLAY, GdkDisplayClass))
  42
  43 struct _GdkDisplay
  44 {
  45   GObject parent_instance;
  46
  47   /*< private >*/
  48   GList *queued_events;
  49   GList *queued_tail;
  50
  51   /* Information for determining if the latest button click
  52    * is part of a double-click or triple-click
  53    */
  54   guint32 button_click_time[2]; /* The last 2 button click times. */
  55   GdkWindow *button_window[2];  /* The last 2 windows to receive button presses. */
  56   gint button_number[2];        /* The last 2 buttons to be pressed. */
  57
  58   guint double_click_time;      /* Maximum time between clicks in msecs */
  59   GdkDevice *core_pointer;      /* Core pointer device */
  60
  61   const GdkDisplayPointerHooks *pointer_hooks; /* Current hooks for querying pointer */
  62
  63   guint closed : 1;             /* Whether this display has been closed */
  64
  65   guint double_click_distance;  /* Maximum distance between clicks in pixels */
  66   gint button_x[2];             /* The last 2 button click positions. */
  67   gint button_y[2];
  68 };
  69
  70 struct _GdkDisplayClass
  71 {
  72   GObjectClass parent_class;
  73
  74   G_CONST_RETURN gchar *     (*get_display_name)   (GdkDisplay *display);
  75   gint                       (*get_n_screens)      (GdkDisplay *display);
  76   GdkScreen *                (*get_screen)         (GdkDisplay *display,
  77                                                     gint        screen_num);
  78   GdkScreen *                (*get_default_screen) (GdkDisplay *display);
  79
  80
  81   /* Signals */
  82   void (*closed) (GdkDisplay *display,
  83                   gboolean    is_error);
  84 };
  85
  86 struct _GdkDisplayPointerHooks
  87 {
  88   void (*get_pointer)              (GdkDisplay      *display,
  89                                     GdkScreen      **screen,
  90                                     gint            *x,
  91                                     gint            *y,
  92                                     GdkModifierType *mask);
  93   GdkWindow* (*window_get_pointer) (GdkDisplay      *display,
  94                                     GdkWindow       *window,
  95                                     gint            *x,
  96                                     gint            *y,
  97                                     GdkModifierType *mask);
  98   GdkWindow* (*window_at_pointer)  (GdkDisplay      *display,
  99                                     gint            *win_x,
 100                                     gint            *win_y);
 101 };
 102
 103 GType       gdk_display_get_type (void) G_GNUC_CONST;
 104 GdkDisplay *gdk_display_open                (const gchar *display_name);
 105
 106 G_CONST_RETURN gchar * gdk_display_get_name (GdkDisplay *display);
 107
 108 gint        gdk_display_get_n_screens      (GdkDisplay  *display);
 109 GdkScreen * gdk_display_get_screen         (GdkDisplay  *display,
 110                                             gint         screen_num);
 111 GdkScreen * gdk_display_get_default_screen (GdkDisplay  *display);
 112 void        gdk_display_pointer_ungrab     (GdkDisplay  *display,
 113                                             guint32      time_);
 114 void        gdk_display_keyboard_ungrab    (GdkDisplay  *display,
 115                                             guint32      time_);
 116 gboolean    gdk_display_pointer_is_grabbed (GdkDisplay  *display);
 117 void        gdk_display_beep               (GdkDisplay  *display);
 118 void        gdk_display_sync               (GdkDisplay  *display);
 119 void        gdk_display_flush              (GdkDisplay  *display);
 120
 121 void        gdk_display_close              (GdkDisplay  *display);
 122
 123 GList *     gdk_display_list_devices       (GdkDisplay  *display);
 124
 125 GdkEvent* gdk_display_get_event  (GdkDisplay *display);
 126 GdkEvent* gdk_display_peek_event (GdkDisplay *display);
 127 void      gdk_display_put_event  (GdkDisplay *display,
 128                                   GdkEvent   *event);
 129
 130 void gdk_display_add_client_message_filter (GdkDisplay   *display,
 131                                             GdkAtom       message_type,
 132                                             GdkFilterFunc func,
 133                                             gpointer      data);
 134
 135 void gdk_display_set_double_click_time     (GdkDisplay   *display,
 136                                             guint         msec);
 137 void gdk_display_set_double_click_distance (GdkDisplay   *display,
 138                                             guint         distance);
 139
 140 GdkDisplay *gdk_display_get_default (void);
 141
 142 GdkDevice  *gdk_display_get_core_pointer (GdkDisplay *display);
 143
 144 void             gdk_display_get_pointer           (GdkDisplay             *display,
 145                                                     GdkScreen             **screen,
 146                                                     gint                   *x,
 147                                                     gint                   *y,
 148                                                     GdkModifierType        *mask);
 149 GdkWindow *      gdk_display_get_window_at_pointer (GdkDisplay             *display,
 150                                                     gint                   *win_x,
 151                                                     gint                   *win_y);
 152 void             gdk_display_warp_pointer          (GdkDisplay             *display,
 153                                                     GdkScreen              *screen,
 154                                                     gint                   x,
 155                                                     gint                   y);
 156
 157 GdkDisplayPointerHooks *gdk_display_set_pointer_hooks (GdkDisplay                   *display,
 158                                                        const GdkDisplayPointerHooks *new_hooks);
 159
 160 GdkDisplay *gdk_display_open_default_libgtk_only (void);
 161
 162 gboolean gdk_display_supports_cursor_alpha     (GdkDisplay    *display);
 163 gboolean gdk_display_supports_cursor_color     (GdkDisplay    *display);
 164 guint    gdk_display_get_default_cursor_size   (GdkDisplay    *display);
 165 void     gdk_display_get_maximal_cursor_size   (GdkDisplay    *display,
 166                                                 guint         *width,
 167                                                 guint         *height);
 168
 169 GdkWindow *gdk_display_get_default_group       (GdkDisplay *display);
 170
 171 gboolean gdk_display_supports_selection_notification (GdkDisplay *display);
 172 gboolean gdk_display_request_selection_notification  (GdkDisplay *display,
 173                                                       GdkAtom     selection);
 174
 175 gboolean gdk_display_supports_clipboard_persistence (GdkDisplay *display);
 176 void     gdk_display_store_clipboard                (GdkDisplay *display,
 177                                                      GdkWindow  *clipboard_window,
 178                                                      guint32     time_,
 179                                                      GdkAtom    *targets,
 180                                                      gint        n_targets);
 181
 182 gboolean gdk_display_supports_shapes           (GdkDisplay    *display);
 183 gboolean gdk_display_supports_input_shapes     (GdkDisplay    *display);
 184
 185 G_END_DECLS
 186
 187 #endif  /* __GDK_DISPLAY_H__ */