gio/gdbusnamewatching.h

   1 /* GDBus - GLib D-Bus Library
   2  *
   3  * Copyright (C) 2008-2010 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 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
  16  * Public License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  *
  20  * Author: David Zeuthen <davidz@redhat.com>
  21  */
  22
  23 #ifndef __G_DBUS_NAME_WATCHING_H__
  24 #define __G_DBUS_NAME_WATCHING_H__
  25
  26 #if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
  27 #error "Only <gio/gio.h> can be included directly."
  28 #endif
  29
  30 #include <gio/giotypes.h>
  31
  32 G_BEGIN_DECLS
  33
  34 /**
  35  * GBusNameAppearedCallback:
  36  * @connection: The #GDBusConnection the name is being watched on.
  37  * @name: The name being watched.
  38  * @name_owner: Unique name of the owner of the name being watched.
  39  * @user_data: User data passed to g_bus_watch_name().
  40  *
  41  * Invoked when the name being watched is known to have to have a owner.
  42  *
  43  * Since: 2.26
  44  */
  45 typedef void (*GBusNameAppearedCallback) (GDBusConnection *connection,
  46                                           const gchar     *name,
  47                                           const gchar     *name_owner,
  48                                           gpointer         user_data);
  49
  50 /**
  51  * GBusNameVanishedCallback:
  52  * @connection: The #GDBusConnection the name is being watched on, or
  53  *     %NULL.
  54  * @name: The name being watched.
  55  * @user_data: User data passed to g_bus_watch_name().
  56  *
  57  * Invoked when the name being watched is known not to have to have a owner.
  58  *
  59  * This is also invoked when the #GDBusConection on which the watch was
  60  * established has been closed.  In that case, @connection will be
  61  * %NULL.
  62  *
  63  * Since: 2.26
  64  */
  65 typedef void (*GBusNameVanishedCallback) (GDBusConnection *connection,
  66                                           const gchar     *name,
  67                                           gpointer         user_data);
  68
  69
  70 guint g_bus_watch_name               (GBusType                  bus_type,
  71                                       const gchar              *name,
  72                                       GBusNameWatcherFlags      flags,
  73                                       GBusNameAppearedCallback  name_appeared_handler,
  74                                       GBusNameVanishedCallback  name_vanished_handler,
  75                                       gpointer                  user_data,
  76                                       GDestroyNotify            user_data_free_func);
  77 guint g_bus_watch_name_on_connection (GDBusConnection          *connection,
  78                                       const gchar              *name,
  79                                       GBusNameWatcherFlags      flags,
  80                                       GBusNameAppearedCallback  name_appeared_handler,
  81                                       GBusNameVanishedCallback  name_vanished_handler,
  82                                       gpointer                  user_data,
  83                                       GDestroyNotify            user_data_free_func);
  84 guint g_bus_watch_name_with_closures (GBusType                  bus_type,
  85                                       const gchar              *name,
  86                                       GBusNameWatcherFlags      flags,
  87                                       GClosure                 *name_appeared_closure,
  88                                       GClosure                 *name_vanished_closure);
  89 guint g_bus_watch_name_on_connection_with_closures (
  90                                       GDBusConnection          *connection,
  91                                       const gchar              *name,
  92                                       GBusNameWatcherFlags      flags,
  93                                       GClosure                 *name_appeared_closure,
  94                                       GClosure                 *name_vanished_closure);
  95 void  g_bus_unwatch_name             (guint                     watcher_id);
  96
  97 G_END_DECLS
  98
  99 #endif /* __G_DBUS_NAME_WATCHING_H__ */