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/* GConf
* Copyright (C) 1999, 2000 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library 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.
*/
#ifndef GCONF_GCONF_LISTENERS_H
#define GCONF_GCONF_LISTENERS_H
#include <glib.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/*
* The listeners object is used to store listeners who want notification
* of changes in a namespace section.
*
* It's shared between gconfd and the GtkObject convenience wrapper.
* It's also a public API.
*/
typedef struct _GConfListeners GConfListeners;
typedef void (*GConfListenersCallback)(GConfListeners* listeners,
const gchar* all_above_key,
guint cnxn_id,
gpointer listener_data,
gpointer user_data);
typedef void (*GConfListenersForeach) (const gchar* location,
guint cnxn_id,
gpointer listener_data,
gpointer user_data);
typedef gboolean (*GConfListenersPredicate) (const gchar* location,
guint cnxn_id,
gpointer listener_data,
gpointer user_data);
GConfListeners* gconf_listeners_new (void);
void gconf_listeners_free (GConfListeners* listeners);
guint gconf_listeners_add (GConfListeners* listeners,
const gchar* listen_point,
gpointer listener_data,
/* can be NULL */
GFreeFunc destroy_notify);
/* Safe on nonexistent listeners, for robustness against broken
* clients
*/
void gconf_listeners_remove (GConfListeners *listeners,
guint cnxn_id);
void gconf_listeners_notify (GConfListeners *listeners,
const gchar *all_above,
GConfListenersCallback callback,
gpointer user_data);
guint gconf_listeners_count (GConfListeners *listeners);
void gconf_listeners_foreach (GConfListeners *listeners,
GConfListenersForeach callback,
gpointer user_data);
gboolean gconf_listeners_get_data (GConfListeners *listeners,
guint cnxn_id,
gpointer *listener_data_p,
const gchar **location_p);
void gconf_listeners_remove_if (GConfListeners *listeners,
GConfListenersPredicate predicate,
gpointer user_data);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif
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