Pileus Git - ~andy/gtk/blob - gtk/gactionobservable.h

   1 /*
   2  * Copyright © 2011 Canonical Limited
   3  *
   4  * This library is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Lesser General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * licence or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful, but
  10  * 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.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  * Authors: Ryan Lortie <desrt@desrt.ca>
  18  */
  19
  20 #ifndef __G_ACTION_OBSERVABLE_H__
  21 #define __G_ACTION_OBSERVABLE_H__
  22
  23 #include <gtk/gactionobserver.h>
  24
  25 G_BEGIN_DECLS
  26
  27 #define G_TYPE_ACTION_OBSERVABLE                            (g_action_observable_get_type ())
  28 #define G_ACTION_OBSERVABLE(inst)                           (G_TYPE_CHECK_INSTANCE_CAST ((inst),                     \
  29                                                              G_TYPE_ACTION_OBSERVABLE, GActionObservable))
  30 #define G_IS_ACTION_OBSERVABLE(inst)                        (G_TYPE_CHECK_INSTANCE_TYPE ((inst),                     \
  31                                                              G_TYPE_ACTION_OBSERVABLE))
  32 #define G_ACTION_OBSERVABLE_GET_IFACE(inst)                 (G_TYPE_INSTANCE_GET_INTERFACE ((inst),                  \
  33                                                              G_TYPE_ACTION_OBSERVABLE, GActionObservableInterface))
  34
  35 typedef struct _GActionObservableInterface                  GActionObservableInterface;
  36
  37 struct _GActionObservableInterface
  38 {
  39   GTypeInterface g_iface;
  40
  41   void (* register_observer)   (GActionObservable *observable,
  42                                 const gchar       *action_name,
  43                                 GActionObserver   *observer);
  44   void (* unregister_observer) (GActionObservable *observable,
  45                                 const gchar       *action_name,
  46                                 GActionObserver   *observer);
  47 };
  48
  49 G_GNUC_INTERNAL
  50 GType                   g_action_observable_get_type                    (void);
  51 G_GNUC_INTERNAL
  52 void                    g_action_observable_register_observer           (GActionObservable  *observable,
  53                                                                          const gchar        *action_name,
  54                                                                          GActionObserver    *observer);
  55 G_GNUC_INTERNAL
  56 void                    g_action_observable_unregister_observer         (GActionObservable  *observable,
  57                                                                          const gchar        *action_name,
  58                                                                          GActionObserver    *observer);
  59
  60 G_END_DECLS
  61
  62 #endif /* __G_ACTION_OBSERVABLE_H__ */