void groups_changed ();
void property_changed (ARDOUR::RouteGroup*, const PBD::PropertyChange &);
void remove_selected ();
void run_new_group_dialog ();
void all_group_toggled();
void all_group_changed (const PBD::PropertyChange&);
void groups_changed ();
void property_changed (ARDOUR::RouteGroup*, const PBD::PropertyChange &);
void remove_selected ();
void run_new_group_dialog ();
void all_group_toggled();
void all_group_changed (const PBD::PropertyChange&);