X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fglissando-engraver.cc;h=50e0386c62abe69c30dbdf263cf3c358aebcac8c;hb=750b714488c5af6eae22d07163bba8b554734ac6;hp=35ff94228a8912e0a35eb1cc984fcb7fc3a801f9;hpb=c054eb280fd9953596eb164f67b0f9d5555c5a32;p=lilypond.git

diff --git a/lily/glissando-engraver.cc b/lily/glissando-engraver.cc
index 35ff94228a..50e0386c62 100644
--- a/lily/glissando-engraver.cc
+++ b/lily/glissando-engraver.cc
@@ -35,8 +35,8 @@ public:
   TRANSLATOR_DECLARATIONS (Glissando_engraver);
 
 protected:
-  DECLARE_TRANSLATOR_LISTENER (glissando);
-  DECLARE_ACKNOWLEDGER (note_column);
+  void listen_glissando (Stream_event *);
+  void acknowledge_note_column (Grob_info);
   virtual void finalize ();
 
   void stop_translation_timestep ();
@@ -53,14 +53,14 @@ private:
   vector<vsize> note_column_2;
 };
 
-Glissando_engraver::Glissando_engraver ()
+Glissando_engraver::Glissando_engraver (Context *c)
+  : Engraver (c)
 {
   event_ = 0;
   start_glissandi_ = false;
   stop_glissandi_ = false;
 }
 
-IMPLEMENT_TRANSLATOR_LISTENER (Glissando_engraver, glissando);
 void
 Glissando_engraver::listen_glissando (Stream_event *ev)
 {
@@ -110,7 +110,7 @@ Glissando_engraver::acknowledge_note_column (Grob_info info)
     {
       extract_grob_set (g, "note-heads", note_heads);
       SCM map = get_property ("glissandoMap");
-      if (map == SCM_EOL)
+      if (scm_is_null (map))
         for (vsize i = 0; i < note_heads.size (); i++)
           {
             note_column_1.push_back (i);
@@ -170,7 +170,13 @@ Glissando_engraver::finalize ()
     kill_me_[i]->suicide ();
 }
 
-ADD_ACKNOWLEDGER (Glissando_engraver, note_column);
+void
+Glissando_engraver::boot ()
+{
+  ADD_LISTENER (Glissando_engraver, glissando);
+  ADD_ACKNOWLEDGER (Glissando_engraver, note_column);
+}
+
 ADD_TRANSLATOR (Glissando_engraver,
                 /* doc */
                 "Engrave glissandi.",