+PropertyList
+MixerGroupTabs::default_properties () const
+{
+ PropertyList plist;
+
+ plist.add (Properties::active, true);
+ plist.add (Properties::mute, true);
+ plist.add (Properties::solo, true);
+ plist.add (Properties::gain, true);
+ plist.add (Properties::recenable, true);
+
+ return plist;
+}
+
+string
+MixerGroupTabs::order_key () const
+{
+ return X_("signal");
+}
+
+RouteList
+MixerGroupTabs::selected_routes () const
+{
+ return _mixer->selection().routes;
+}
+
+void
+MixerGroupTabs::sync_order_keys ()
+{
+ _mixer->sync_order_keys ("");
+}