2003 -> 2004

[lilypond.git] / lily / group-interface.cc

diff --git a/lily/group-interface.cc b/lily/group-interface.cc
index b91d50e9367e28d99598dfff4629041dc866523b..a62dde9a9c9f09fdea31a55f6e61761513629cb4 100644 (file)
--- a/lily/group-interface.cc
+++ b/lily/group-interface.cc
@@ -3,51 +3,34 @@
   
   source file of the GNU LilyPond music typesetter
   
-  (c) 1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1999--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   
  */
 #include "group-interface.hh"
-#include "score-element.hh"
+#include "grob.hh"
 
-Group_interface::Group_interface (Score_element* e)
-{
-  elt_l_ = e;
-  name_ = "elements";
-}
-
-
-Group_interface::Group_interface (Score_element *e, String s)
-{
-  elt_l_ =e;
-  name_ = s;
-} 
-bool
-Group_interface::supports_interface_b () 
+void
+Group_interface::add_thing (Grob*me, SCM sym, SCM thing)
 {
-  SCM el = elt_l_->get_elt_property (name_);
-
-  return el == SCM_EOL || gh_pair_p (el);
+  me->add_to_list_property (sym, thing);
 }
 
 
 void
-Group_interface::add_element (Score_element*p) 
+Group_interface::add_thing (Grob*me, String name, SCM thing)
 {
-  elt_l_->set_elt_property (name_,
-                           gh_cons (p->self_scm_, elt_l_->get_elt_property (name_)));
+  add_thing (me, ly_symbol2scm (name.to_str0 ()), thing);
 }
 
 int
-Group_interface::count ()
+Group_interface::count (Grob *me, String name)
 {
-  return scm_ilength (elt_l_->get_elt_property ("name"));
+  return scm_ilength (me->get_grob_property (name.to_str0 ()));
 }
 
+
 void
-Group_interface::set_interface ()
+Pointer_group_interface::add_grob (Grob*me, SCM name, Grob*p) 
 {
-  if (!supports_interface_b ())
-    {
-      elt_l_->set_elt_property (name_, SCM_EOL);
-    }
+  Group_interface::add_thing (me, name, p->self_scm ());
 }