Pileus Git - ~andy/gtk/blob - gtk/gactionobserver.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_OBSERVER_H__
  21 #define __G_ACTION_OBSERVER_H__
  22
  23 #include <gio/gio.h>
  24
  25 G_BEGIN_DECLS
  26
  27 #define G_TYPE_ACTION_OBSERVER                              (g_action_observer_get_type ())
  28 #define G_ACTION_OBSERVER(inst)                             (G_TYPE_CHECK_INSTANCE_CAST ((inst),                     \
  29                                                              G_TYPE_ACTION_OBSERVER, GActionObserver))
  30 #define G_IS_ACTION_OBSERVER(inst)                          (G_TYPE_CHECK_INSTANCE_TYPE ((inst),                     \
  31                                                              G_TYPE_ACTION_OBSERVER))
  32 #define G_ACTION_OBSERVER_GET_IFACE(inst)                   (G_TYPE_INSTANCE_GET_INTERFACE ((inst),                  \
  33                                                              G_TYPE_ACTION_OBSERVER, GActionObserverInterface))
  34
  35 typedef struct _GActionObserverInterface                    GActionObserverInterface;
  36 typedef struct _GActionObservable                           GActionObservable;
  37 typedef struct _GActionObserver                             GActionObserver;
  38
  39 struct _GActionObserverInterface
  40 {
  41   GTypeInterface g_iface;
  42
  43   void (* action_added)           (GActionObserver    *observer,
  44                                    GActionObservable  *observable,
  45                                    const gchar        *action_name,
  46                                    const GVariantType *parameter_type,
  47                                    gboolean            enabled,
  48                                    GVariant           *state);
  49   void (* action_enabled_changed) (GActionObserver    *observer,
  50                                    GActionObservable  *observable,
  51                                    const gchar        *action_name,
  52                                    gboolean            enabled);
  53   void (* action_state_changed)   (GActionObserver    *observer,
  54                                    GActionObservable  *observable,
  55                                    const gchar        *action_name,
  56                                    GVariant           *state);
  57   void (* action_removed)         (GActionObserver    *observer,
  58                                    GActionObservable  *observable,
  59                                    const gchar        *action_name);
  60 };
  61
  62 G_GNUC_INTERNAL
  63 GType                   g_action_observer_get_type                      (void);
  64 G_GNUC_INTERNAL
  65 void                    g_action_observer_action_added                  (GActionObserver    *observer,
  66                                                                          GActionObservable  *observable,
  67                                                                          const gchar        *action_name,
  68                                                                          const GVariantType *parameter_type,
  69                                                                          gboolean            enabled,
  70                                                                          GVariant           *state);
  71 G_GNUC_INTERNAL
  72 void                    g_action_observer_action_enabled_changed        (GActionObserver    *observer,
  73                                                                          GActionObservable  *observable,
  74                                                                          const gchar        *action_name,
  75                                                                          gboolean            enabled);
  76 G_GNUC_INTERNAL
  77 void                    g_action_observer_action_state_changed          (GActionObserver    *observer,
  78                                                                          GActionObservable  *observable,
  79                                                                          const gchar        *action_name,
  80                                                                          GVariant           *state);
  81 G_GNUC_INTERNAL
  82 void                    g_action_observer_action_removed                (GActionObserver    *observer,
  83                                                                          GActionObservable  *observable,
  84                                                                          const gchar        *action_name);
  85
  86 G_END_DECLS
  87
  88 #endif /* __G_ACTION_OBSERVER_H__ */