- Spanner *staffline_p_;
- Link_array<Score_element> elts_;
-
- virtual void do_creation_processing();
- virtual void do_removal_processing();
- virtual void acknowledge_element (Score_element_info);
- virtual void process_acknowledged ();
- virtual Spanner* get_spanner_p () const;
+ Spanner *staffline_;
+ vector<Grob*> elts_;
+ void process_music ();
+ virtual void finalize ();
+ DECLARE_ACKNOWLEDGER (grob);
+ void process_acknowledged ();
+ virtual Spanner *get_spanner ();
+ virtual void add_element (Grob *);