- void end_changed (ARDOUR::Location *);
- void start_changed (ARDOUR::Location *);
- void name_changed (ARDOUR::Location *);
- void location_changed (ARDOUR::Location *);
- void flags_changed (ARDOUR::Location *, void *src);
- void lock_changed (ARDOUR::Location *);
- void position_lock_style_changed (ARDOUR::Location *);