+typedef struct {
+ GClosure *name_appeared_closure;
+ GClosure *name_vanished_closure;
+} WatchNameData;
+
+static WatchNameData *
+watch_name_data_new (GClosure *name_appeared_closure,
+ GClosure *name_vanished_closure)
+{
+ WatchNameData *data;
+
+ data = g_new0 (WatchNameData, 1);
+
+ if (name_appeared_closure != NULL)
+ {
+ data->name_appeared_closure = g_closure_ref (name_appeared_closure);
+ g_closure_sink (name_appeared_closure);
+ if (G_CLOSURE_NEEDS_MARSHAL (name_appeared_closure))
+ g_closure_set_marshal (name_appeared_closure, g_cclosure_marshal_generic);
+ }
+
+ if (name_vanished_closure != NULL)
+ {
+ data->name_vanished_closure = g_closure_ref (name_vanished_closure);
+ g_closure_sink (name_vanished_closure);
+ if (G_CLOSURE_NEEDS_MARSHAL (name_vanished_closure))
+ g_closure_set_marshal (name_vanished_closure, g_cclosure_marshal_generic);
+ }
+
+ return data;
+}
+
+static void
+watch_with_closures_on_name_appeared (GDBusConnection *connection,
+ const gchar *name,
+ const gchar *name_owner,
+ gpointer user_data)
+{
+ WatchNameData *data = user_data;
+ GValue params[3] = { G_VALUE_INIT, G_VALUE_INIT, G_VALUE_INIT };
+
+ g_value_init (¶ms[0], G_TYPE_DBUS_CONNECTION);
+ g_value_set_object (¶ms[0], connection);
+
+ g_value_init (¶ms[1], G_TYPE_STRING);
+ g_value_set_string (¶ms[1], name);
+
+ g_value_init (¶ms[2], G_TYPE_STRING);
+ g_value_set_string (¶ms[2], name_owner);
+
+ g_closure_invoke (data->name_appeared_closure, NULL, 3, params, NULL);
+
+ g_value_unset (params + 0);
+ g_value_unset (params + 1);
+ g_value_unset (params + 2);
+}
+
+static void
+watch_with_closures_on_name_vanished (GDBusConnection *connection,
+ const gchar *name,
+ gpointer user_data)
+{
+ WatchNameData *data = user_data;
+ GValue params[2] = { G_VALUE_INIT, G_VALUE_INIT };
+
+ g_value_init (¶ms[0], G_TYPE_DBUS_CONNECTION);
+ g_value_set_object (¶ms[0], connection);
+
+ g_value_init (¶ms[1], G_TYPE_STRING);
+ g_value_set_string (¶ms[1], name);
+
+ g_closure_invoke (data->name_vanished_closure, NULL, 2, params, NULL);
+
+ g_value_unset (params + 0);
+ g_value_unset (params + 1);
+}
+
+static void
+bus_watch_name_free_func (gpointer user_data)
+{
+ WatchNameData *data = user_data;
+
+ if (data->name_appeared_closure != NULL)
+ g_closure_unref (data->name_appeared_closure);
+
+ if (data->name_vanished_closure != NULL)
+ g_closure_unref (data->name_vanished_closure);
+
+ g_free (data);
+}
+
+/**
+ * g_bus_watch_name_with_closures:
+ * @bus_type: The type of bus to watch a name on.
+ * @name: The name (well-known or unique) to watch.
+ * @flags: Flags from the #GBusNameWatcherFlags enumeration.
+ * @name_appeared_closure: (allow-none): #GClosure to invoke when @name is known
+ * to exist or %NULL.
+ * @name_vanished_closure: (allow-none): #GClosure to invoke when @name is known
+ * to not exist or %NULL.
+ *
+ * Version of g_bus_watch_name() using closures instead of callbacks for
+ * easier binding in other languages.
+ *
+ * Returns: An identifier (never 0) that an be used with
+ * g_bus_unwatch_name() to stop watching the name.
+ *
+ * Rename to: g_bus_watch_name
+ *
+ * Since: 2.26
+ */
+guint
+g_bus_watch_name_with_closures (GBusType bus_type,
+ const gchar *name,
+ GBusNameWatcherFlags flags,
+ GClosure *name_appeared_closure,
+ GClosure *name_vanished_closure)
+{
+ return g_bus_watch_name (bus_type,
+ name,
+ flags,
+ name_appeared_closure != NULL ? watch_with_closures_on_name_appeared : NULL,
+ name_vanished_closure != NULL ? watch_with_closures_on_name_vanished : NULL,
+ watch_name_data_new (name_appeared_closure, name_vanished_closure),
+ bus_watch_name_free_func);
+}
+
+/**
+ * g_bus_watch_name_on_connection_with_closures:
+ * @connection: A #GDBusConnection.
+ * @name: The name (well-known or unique) to watch.
+ * @flags: Flags from the #GBusNameWatcherFlags enumeration.
+ * @name_appeared_closure: (allow-none): #GClosure to invoke when @name is known
+ * to exist or %NULL.
+ * @name_vanished_closure: (allow-none): #GClosure to invoke when @name is known
+ * to not exist or %NULL.
+ *
+ * Version of g_bus_watch_name_on_connection() using closures instead of callbacks for
+ * easier binding in other languages.
+ *
+ * Returns: An identifier (never 0) that an be used with
+ * g_bus_unwatch_name() to stop watching the name.
+ *
+ * Rename to: g_bus_watch_name_on_connection
+ *
+ * Since: 2.26
+ */
+guint g_bus_watch_name_on_connection_with_closures (
+ GDBusConnection *connection,
+ const gchar *name,
+ GBusNameWatcherFlags flags,
+ GClosure *name_appeared_closure,
+ GClosure *name_vanished_closure)
+{
+ return g_bus_watch_name_on_connection (connection,
+ name,
+ flags,
+ name_appeared_closure != NULL ? watch_with_closures_on_name_appeared : NULL,
+ name_vanished_closure != NULL ? watch_with_closures_on_name_vanished : NULL,
+ watch_name_data_new (name_appeared_closure, name_vanished_closure),
+ bus_watch_name_free_func);
+}
+