+
+ void set_required_monitors (std::vector<Monitor> monitors) {
+ maybe_set (_required_monitors, monitors);
+ }
+
+ void set_player_lock_file (boost::filesystem::path p) {
+ maybe_set (_player_lock_file, p);
+ }
+
+ void unset_player_lock_file () {
+ if (!_player_lock_file) {
+ return;
+ }
+ _player_lock_file = boost::none;
+ changed ();
+ }