2 group-interface.cc -- implement Group_interface
4 source file of the GNU LilyPond music typesetter
6 (c) 1999--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
9 #include "group-interface.hh"
10 #include "score-element.hh"
13 ugh: clean me, junk elt_l_ field
15 Group_interface::Group_interface (Score_element * e)
17 elt_l_ = (Score_element*)e;
22 Group_interface::Group_interface (Score_element *e, String s)
24 elt_l_ =(Score_element*)e;
28 Group_interface::has_interface ()
30 SCM el = elt_l_->get_elt_property (name_.ch_C());
32 return el == SCM_EOL || gh_pair_p (el);
38 Group_interface::add_thing (SCM s)
40 elt_l_->set_elt_property (name_.ch_C (),
41 gh_cons (s, elt_l_->get_elt_property (name_.ch_C())));
46 Group_interface::count ()
48 return scm_ilength (elt_l_->get_elt_property (name_.ch_C()));