gio/gsettingsbackendinternal.h

   1 /*
   2  * Copyright © 2009, 2010 Codethink Limited
   3  * Copyright © 2010 Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  17  *
  18  * Authors: Ryan Lortie <desrt@desrt.ca>
  19  *          Matthias Clasen <mclasen@redhat.com>
  20  */
  21
  22 #ifndef __G_SETTINGS_BACKEND_INTERNAL_H__
  23 #define __G_SETTINGS_BACKEND_INTERNAL_H__
  24
  25 #include "gsettingsbackend.h"
  26
  27 typedef struct
  28 {
  29   void (* changed)               (GObject             *target,
  30                                   GSettingsBackend    *backend,
  31                                   const gchar         *key,
  32                                   gpointer             origin_tag);
  33   void (* path_changed)          (GObject             *target,
  34                                   GSettingsBackend    *backend,
  35                                   const gchar         *path,
  36                                   gpointer             origin_tag);
  37   void (* keys_changed)          (GObject             *target,
  38                                   GSettingsBackend    *backend,
  39                                   const gchar         *prefix,
  40                                   gpointer             origin_tag,
  41                                   const gchar * const *names);
  42   void (* writable_changed)      (GObject             *target,
  43                                   GSettingsBackend    *backend,
  44                                   const gchar         *key);
  45   void (* path_writable_changed) (GObject             *target,
  46                                   GSettingsBackend    *backend,
  47                                   const gchar         *path);
  48 } GSettingsListenerVTable;
  49
  50 void                    g_settings_backend_watch                        (GSettingsBackend               *backend,
  51                                                                          const GSettingsListenerVTable  *vtable,
  52                                                                          GObject                        *target,
  53                                                                          GMainContext                   *context);
  54 void                    g_settings_backend_unwatch                      (GSettingsBackend               *backend,
  55                                                                          GObject                        *target);
  56
  57 GTree *                 g_settings_backend_create_tree                  (void);
  58
  59 GVariant *              g_settings_backend_read                         (GSettingsBackend               *backend,
  60                                                                          const gchar                    *key,
  61                                                                          const GVariantType             *expected_type,
  62                                                                          gboolean                        default_value);
  63 GVariant *              g_settings_backend_read_user_value              (GSettingsBackend               *backend,
  64                                                                          const gchar                    *key,
  65                                                                          const GVariantType             *expected_type);
  66 gboolean                g_settings_backend_write                        (GSettingsBackend               *backend,
  67                                                                          const gchar                    *key,
  68                                                                          GVariant                       *value,
  69                                                                          gpointer                        origin_tag);
  70 gboolean                g_settings_backend_write_tree                   (GSettingsBackend               *backend,
  71                                                                          GTree                          *tree,
  72                                                                          gpointer                        origin_tag);
  73 void                    g_settings_backend_reset                        (GSettingsBackend               *backend,
  74                                                                          const gchar                    *key,
  75                                                                          gpointer                        origin_tag);
  76 gboolean                g_settings_backend_get_writable                 (GSettingsBackend               *backend,
  77                                                                          const char                     *key);
  78 void                    g_settings_backend_unsubscribe                  (GSettingsBackend               *backend,
  79                                                                          const char                     *name);
  80 void                    g_settings_backend_subscribe                    (GSettingsBackend               *backend,
  81                                                                          const char                     *name);
  82 GPermission *           g_settings_backend_get_permission               (GSettingsBackend               *backend,
  83                                                                          const gchar                    *path);
  84 void                    g_settings_backend_sync_default                 (void);
  85
  86 GType                   g_null_settings_backend_get_type                (void);
  87
  88 GType                   g_memory_settings_backend_get_type              (void);
  89
  90 #ifdef HAVE_COCOA
  91 GType                   g_nextstep_settings_backend_get_type            (void);
  92 #endif
  93
  94 #endif  /* __G_SETTINGS_BACKEND_INTERNAL_H__ */