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

   1 /*
   2  * Copyright © 2011 Canonical Limited
   3  *
   4  * This program 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, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307,
  17  * USA.
  18  *
  19  * Authors: Ryan Lortie <desrt@desrt.ca>
  20  */
  21
  22 #ifndef __G_ACTION_OBSERVER_H__
  23 #define __G_ACTION_OBSERVER_H__
  24
  25 #include <gio/gio.h>
  26
  27 G_BEGIN_DECLS
  28
  29 #define G_TYPE_ACTION_OBSERVER                              (g_action_observer_get_type ())
  30 #define G_ACTION_OBSERVER(inst)                             (G_TYPE_CHECK_INSTANCE_CAST ((inst),                     \
  31                                                              G_TYPE_ACTION_OBSERVER, GActionObserver))
  32 #define G_IS_ACTION_OBSERVER(inst)                          (G_TYPE_CHECK_INSTANCE_TYPE ((inst),                     \
  33                                                              G_TYPE_ACTION_OBSERVER))
  34 #define G_ACTION_OBSERVER_GET_IFACE(inst)                   (G_TYPE_INSTANCE_GET_INTERFACE ((inst),                  \
  35                                                              G_TYPE_ACTION_OBSERVER, GActionObserverInterface))
  36
  37 typedef struct _GActionObserverInterface                    GActionObserverInterface;
  38 typedef struct _GActionObservable                           GActionObservable;
  39 typedef struct _GActionObserver                             GActionObserver;
  40
  41 struct _GActionObserverInterface
  42 {
  43   GTypeInterface g_iface;
  44
  45   void (* action_added)           (GActionObserver    *observer,
  46                                    GActionObservable  *observable,
  47                                    const gchar        *action_name,
  48                                    const GVariantType *parameter_type,
  49                                    gboolean            enabled,
  50                                    GVariant           *state);
  51   void (* action_enabled_changed) (GActionObserver    *observer,
  52                                    GActionObservable  *observable,
  53                                    const gchar        *action_name,
  54                                    gboolean            enabled);
  55   void (* action_state_changed)   (GActionObserver    *observer,
  56                                    GActionObservable  *observable,
  57                                    const gchar        *action_name,
  58                                    GVariant           *state);
  59   void (* action_removed)         (GActionObserver    *observer,
  60                                    GActionObservable  *observable,
  61                                    const gchar        *action_name);
  62 };
  63
  64 G_GNUC_INTERNAL
  65 GType                   g_action_observer_get_type                      (void);
  66 G_GNUC_INTERNAL
  67 void                    g_action_observer_action_added                  (GActionObserver    *observer,
  68                                                                          GActionObservable  *observable,
  69                                                                          const gchar        *action_name,
  70                                                                          const GVariantType *parameter_type,
  71                                                                          gboolean            enabled,
  72                                                                          GVariant           *state);
  73 G_GNUC_INTERNAL
  74 void                    g_action_observer_action_enabled_changed        (GActionObserver    *observer,
  75                                                                          GActionObservable  *observable,
  76                                                                          const gchar        *action_name,
  77                                                                          gboolean            enabled);
  78 G_GNUC_INTERNAL
  79 void                    g_action_observer_action_state_changed          (GActionObserver    *observer,
  80                                                                          GActionObservable  *observable,
  81                                                                          const gchar        *action_name,
  82                                                                          GVariant           *state);
  83 G_GNUC_INTERNAL
  84 void                    g_action_observer_action_removed                (GActionObserver    *observer,
  85                                                                          GActionObservable  *observable,
  86                                                                          const gchar        *action_name);
  87
  88 G_END_DECLS
  89
  90 #endif /* __G_ACTION_OBSERVER_H__ */