AudioRegionView* arv = dynamic_cast<AudioRegionView *> (clicked_regionview);
if (arv) {
_drags->set (new AutomationRangeDrag (this, arv, selection->time), event, _cursors->up_down);
AudioRegionView* arv = dynamic_cast<AudioRegionView *> (clicked_regionview);
if (arv) {
_drags->set (new AutomationRangeDrag (this, arv, selection->time), event, _cursors->up_down);