PBD::Signal1<void,RouteNotificationListPtr> ControlProtocol::TrackSelectionChanged;
PBD::Signal1<void,uint32_t> ControlProtocol::AddRouteToSelection;
PBD::Signal1<void,uint32_t> ControlProtocol::SetRouteSelection;
+PBD::Signal1<void,uint32_t> ControlProtocol::ToggleRouteSelection;
PBD::Signal1<void,uint32_t> ControlProtocol::RemoveRouteFromSelection;
PBD::Signal0<void> ControlProtocol::ClearRouteSelection;
PBD::Signal0<void> ControlProtocol::StepTracksDown;