+ void refill_route_groups ();
+ void refill_track_modes ();
+ void add_route_group (ARDOUR::RouteGroup *);
+ void group_changed ();
+ void channel_combo_changed ();
+ bool channel_separator (const Glib::RefPtr<Gtk::TreeModel> &m, const Gtk::TreeModel::iterator &i);
+ bool route_separator (const Glib::RefPtr<Gtk::TreeModel> &m, const Gtk::TreeModel::iterator &i);
+ void maybe_update_name_template_entry ();