/*
 * Copyright © 2009, 2010 Codethink Limited
 * Copyright © 2010 Red Hat, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the licence, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * Authors: Ryan Lortie <desrt@desrt.ca>
 *          Matthias Clasen <mclasen@redhat.com>
 */

#ifndef __G_SETTINGS_BACKEND_INTERNAL_H__
#define __G_SETTINGS_BACKEND_INTERNAL_H__

#include "gsettingsbackend.h"

typedef struct
{
  void (* changed)               (GObject             *target,
                                  GSettingsBackend    *backend,
                                  const gchar         *key,
                                  gpointer             origin_tag);
  void (* path_changed)          (GObject             *target,
                                  GSettingsBackend    *backend,
                                  const gchar         *path,
                                  gpointer             origin_tag);
  void (* keys_changed)          (GObject             *target,
                                  GSettingsBackend    *backend,
                                  const gchar         *prefix,
                                  const gchar * const *names,
                                  gpointer             origin_tag);
  void (* writable_changed)      (GObject             *target,
                                  GSettingsBackend    *backend,
                                  const gchar         *key);
  void (* path_writable_changed) (GObject             *target,
                                  GSettingsBackend    *backend,
                                  const gchar         *path);
} GSettingsListenerVTable;

G_GNUC_INTERNAL
void                    g_settings_backend_watch                        (GSettingsBackend               *backend,
                                                                         const GSettingsListenerVTable  *vtable,
                                                                         GObject                        *target,
                                                                         GMainContext                   *context);
G_GNUC_INTERNAL
void                    g_settings_backend_unwatch                      (GSettingsBackend               *backend,
                                                                         GObject                        *target);

G_GNUC_INTERNAL
GTree *                 g_settings_backend_create_tree                  (void);

G_GNUC_INTERNAL
GVariant *              g_settings_backend_read                         (GSettingsBackend               *backend,
                                                                         const gchar                    *key,
                                                                         const GVariantType             *expected_type,
                                                                         gboolean                        default_value);
G_GNUC_INTERNAL
gboolean                g_settings_backend_write                        (GSettingsBackend               *backend,
                                                                         const gchar                    *key,
                                                                         GVariant                       *value,
                                                                         gpointer                        origin_tag);
G_GNUC_INTERNAL
gboolean                g_settings_backend_write_tree                   (GSettingsBackend               *backend,
                                                                         GTree                          *tree,
                                                                         gpointer                        origin_tag);
G_GNUC_INTERNAL
void                    g_settings_backend_reset                        (GSettingsBackend               *backend,
                                                                         const gchar                    *key,
                                                                         gpointer                        origin_tag);
G_GNUC_INTERNAL
gboolean                g_settings_backend_get_writable                 (GSettingsBackend               *backend,
                                                                         const char                     *key);
G_GNUC_INTERNAL
void                    g_settings_backend_unsubscribe                  (GSettingsBackend               *backend,
                                                                         const char                     *name);
G_GNUC_INTERNAL
void                    g_settings_backend_subscribe                    (GSettingsBackend               *backend,
                                                                         const char                     *name);
G_GNUC_INTERNAL
GPermission *           g_settings_backend_get_permission               (GSettingsBackend               *backend,
                                                                         const gchar                    *path);
G_GNUC_INTERNAL
GSettingsBackend *      g_settings_backend_get_default                  (void);
G_GNUC_INTERNAL
void                    g_settings_backend_sync_default                 (void);

#endif  /* __G_SETTINGS_BACKEND_INTERNAL_H__ */