+ if (_session && _session->locations()->auto_loop_location()) {
+ // disable looping with external sync.
+ // This is not necessary because session-transport ignores the loop-state,
+ // but makes it clear to the user that it's disabled.
+ _session->request_play_loop (false, false);
+ }
+ auto_loop_button.set_sensitive (false);
+ /* XXX we need to make sure that auto-play is off as well as insensitive */