[shell] Emit a DBus signal when window is closed

diff --git a/shell/ev-window.c b/shell/ev-window.c
index fa7a16be658f479c25f6686dd326fdd0adc3c383..e79bf00805000b67a9e76e40dfafa546573abd36 100644 (file)
--- a/shell/ev-window.c
+++ b/shell/ev-window.c
@@ -337,6 +337,9 @@ static void     ev_window_media_player_key_pressed      (EvWindow         *windo
                                                         const gchar      *key,
                                                         gpointer          user_data);
 static void     ev_window_update_max_min_scale          (EvWindow         *window);
+#ifdef ENABLE_DBUS
+static void    ev_window_emit_closed                   (EvWindow         *window);
+#endif
 
 static guint ev_window_n_copies = 0;
 
@@ -4866,6 +4869,7 @@ ev_window_dispose (GObject *object)
 
 #ifdef ENABLE_DBUS
        if (priv->dbus_object_id > 0) {
+               ev_window_emit_closed (window);
                g_dbus_connection_unregister_object (ev_application_get_dbus_connection (EV_APP),
                                                     priv->dbus_object_id);
                priv->dbus_object_id = 0;
@@ -6226,6 +6230,37 @@ ev_window_sync_source (EvWindow     *window,
        }
 }
 
+static void
+ev_window_emit_closed (EvWindow *window)
+{
+       GDBusConnection *connection;
+       GError          *error = NULL;
+
+       if (window->priv->dbus_object_id <= 0)
+               return;
+
+       connection = ev_application_get_dbus_connection (EV_APP);
+       if (!connection)
+               return;
+
+       /* TODO: figure out if this is the last window and use
+        * g_dbus_connection_flush_sync() to make sure the signal
+        * is emitted.
+        */
+       g_dbus_connection_emit_signal (connection,
+                                      NULL,
+                                      window->priv->dbus_object_path,
+                                      EV_WINDOW_DBUS_INTERFACE,
+                                      "Closed",
+                                      NULL,
+                                      &error);
+       if (error) {
+               g_printerr ("Failed to emit DBus signal Closed: %s\n",
+                           error->message);
+               g_error_free (error);
+       }
+}
+
 static void
 method_call_cb (GDBusConnection       *connection,
                 const gchar           *sender,
@@ -6263,6 +6298,7 @@ static const char introspection_xml[] =
              "<arg type='s' name='source_file' direction='out'/>"
              "<arg type='(ii)' name='source_point' direction='out'/>"
            "</signal>"
+            "<signal name='Closed'/>"
           "</interface>"
         "</node>";