/*
- music-wrapper-iterator.hh -- declare
+ music-wrapper-iterator.hh -- declare Music_wrapper_iterator
source file of the GNU LilyPond music typesetter
- (c) 1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1998--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "music.hh"
#include "music-iterator.hh"
+/**
+ The iterator for a #Music_wrapper#. Since #Music_wrapper# essentially
+ does nothing, this iterator creates a child iterator and delegates
+ all work to that child.
+ */
class Music_wrapper_iterator : public Music_iterator
{
- Music_iterator *child_iter_p_;
- Music_wrapper *music_l_;
public:
- Music_wrapper_iterator (Music_wrapper*);
- ~Music_wrapper_iterator ();
- virtual void do_print () const;
- virtual void construct_children () ;
- virtual void process_and_next (Moment) ;
- virtual Moment next_moment () const;
+ DECLARE_SCHEME_CALLBACK(constructor, ());
+ Music_wrapper_iterator ();
+
+ virtual void derived_substitute (Translator_group*f, Translator_group*t) ;
+
+ virtual void derived_mark () const;
+ virtual void construct_children () ;
+ virtual Moment pending_moment () const;
+ virtual void do_quit();
virtual bool ok () const;
- DECLARE_MY_RUNTIME_TYPEINFO;
+ virtual bool run_always () const;
+protected:
+ virtual void process (Moment);
+ virtual Music_iterator *try_music_in_children (Music *) const;
+
+ Music_iterator *child_iter_;
};
#endif /* MUSIC_WRAPPER_ITERATOR_HH */