release: 1.3.86

[lilypond.git] / lily / include / property-iterator.hh

diff --git a/lily/include/property-iterator.hh b/lily/include/property-iterator.hh
index 0ad84e0fd4ba224cf118e4d668dcecea172c960f..7591fce27748d4e7e510af6bf88ec8a510031741 100644 (file)
--- a/lily/include/property-iterator.hh
+++ b/lily/include/property-iterator.hh
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c)  1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c)  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
 
@@ -11,6 +11,10 @@
 #define PROPERTY_ITERATOR_HH
 
 #include "music-iterator.hh"
+
+
+
+
 /**
   Iterate a property.  
  */
@@ -22,4 +26,17 @@ protected:
   virtual void do_process_and_next (Moment);
 };
 
+class Push_property_iterator : public Music_iterator
+{
+protected:
+  virtual void do_process_and_next (Moment);
+};
+
+class Pop_property_iterator : public Music_iterator
+{
+protected:
+  virtual void do_process_and_next (Moment);
+};
+
+
 #endif // PROPERTY_ITERATOR_HH