Issue 4997/5: Use Preinit in Engraver_group

[lilypond.git] / lily / cluster-engraver.cc

diff --git a/lily/cluster-engraver.cc b/lily/cluster-engraver.cc
index bb5ed0dc54da0b6f79b430afb227b2bb35682ab7..0c84d1cb650019a32607e4744588715ea3b4d09e 100644 (file)
--- a/lily/cluster-engraver.cc
+++ b/lily/cluster-engraver.cc
@@ -34,8 +34,8 @@ class Cluster_spanner_engraver : public Engraver
 
 protected:
   TRANSLATOR_DECLARATIONS (Cluster_spanner_engraver);
-  DECLARE_TRANSLATOR_LISTENER (cluster_note);
-  DECLARE_ACKNOWLEDGER (note_column);
+  void listen_cluster_note (Stream_event *);
+  void acknowledge_note_column (Grob_info);
   void stop_translation_timestep ();
   virtual void process_music ();
   virtual void finalize ();
@@ -81,7 +81,6 @@ Cluster_spanner_engraver::typeset_grobs ()
   beacon_ = 0;
 }
 
-IMPLEMENT_TRANSLATOR_LISTENER (Cluster_spanner_engraver, cluster_note);
 void
 Cluster_spanner_engraver::listen_cluster_note (Stream_event *ev)
 {
@@ -142,7 +141,13 @@ Cluster_spanner_engraver::acknowledge_note_column (Grob_info info)
     }
 }
 
-ADD_ACKNOWLEDGER (Cluster_spanner_engraver, note_column);
+void
+Cluster_spanner_engraver::boot ()
+{
+  ADD_LISTENER (Cluster_spanner_engraver, cluster_note);
+  ADD_ACKNOWLEDGER (Cluster_spanner_engraver, note_column);
+}
+
 ADD_TRANSLATOR (Cluster_spanner_engraver,
                 /* doc */
                 "Engrave a cluster using @code{Spanner} notation.",