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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
*
* Copyright (C) 2007 William Jon McCann <mccann@jhu.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef __GDM_SETTINGS_BACKEND_H
#define __GDM_SETTINGS_BACKEND_H
#include <glib-object.h>
G_BEGIN_DECLS
#define GDM_TYPE_SETTINGS_BACKEND (gdm_settings_backend_get_type ())
G_DECLARE_DERIVABLE_TYPE (GdmSettingsBackend, gdm_settings_backend, GDM, SETTINGS_BACKEND, GObject)
struct _GdmSettingsBackendClass
{
GObjectClass parent_class;
/* methods */
gboolean (*get_value) (GdmSettingsBackend *settings_backend,
const char *key,
char **value,
GError **error);
gboolean (*set_value) (GdmSettingsBackend *settings_backend,
const char *key,
const char *value,
GError **error);
/* signals */
void (* value_changed) (GdmSettingsBackend *settings_backend,
const char *key,
const char *old_value,
const char **new_value);
};
typedef enum
{
GDM_SETTINGS_BACKEND_ERROR_GENERAL,
GDM_SETTINGS_BACKEND_ERROR_KEY_NOT_FOUND
} GdmSettingsBackendError;
#define GDM_SETTINGS_BACKEND_ERROR gdm_settings_backend_error_quark ()
GQuark gdm_settings_backend_error_quark (void);
gboolean gdm_settings_backend_get_value (GdmSettingsBackend *settings_backend,
const char *key,
char **value,
GError **error);
gboolean gdm_settings_backend_set_value (GdmSettingsBackend *settings_backend,
const char *key,
const char *value,
GError **error);
void gdm_settings_backend_value_changed (GdmSettingsBackend *settings_backend,
const char *key,
const char *old_value,
const char *new_value);
G_END_DECLS
#endif /* __GDM_SETTINGS_BACKEND_H */
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