void collect (ARDOUR::RouteGroup *);
void set_activation (ARDOUR::RouteGroup *, bool);
void edit_group (ARDOUR::RouteGroup *);
void subgroup (ARDOUR::RouteGroup *, bool, ARDOUR::Placement);
void collect (ARDOUR::RouteGroup *);
void set_activation (ARDOUR::RouteGroup *, bool);
void edit_group (ARDOUR::RouteGroup *);
void subgroup (ARDOUR::RouteGroup *, bool, ARDOUR::Placement);