+ return dynamic_cast<AudioTrack*>(_route.get());
+}
+
+boost::shared_ptr<Diskstream>
+RouteUI::get_diskstream () const
+{
+ boost::shared_ptr<Track> t;
+
+ if ((t = boost::dynamic_pointer_cast<Track>(_route)) != 0) {
+ return t->diskstream();
+ } else {
+ return boost::shared_ptr<Diskstream> ((Diskstream*) 0);
+ }