- if (to_list) {
- if (as == Touch && _controllable->list ()->in_new_write_pass ()) {
- _controllable->alist ()->start_write_pass (where);
- }
- _controllable->list ()->set_in_write_pass (true, false, where);
- }
-
- _controllable->set_double (!but->get_active (), where, to_list);
-
- const bool active = _controllable->get_double (to_list, where) >= 0.5;
- if (active && !but->get_active ()) {
- _adjustment->set_value (1.0);
- but->set_active (true);
- } else if (!active && but->get_active ()) {
- _adjustment->set_value (0.0);
- but->set_active (false);
- }