Issue 5167/6: Changes: show \markup xxx = ... \etc assignments

[lilypond.git] / lily / key-performer.cc

diff --git a/lily/key-performer.cc b/lily/key-performer.cc
index 06666ac53257083095af1323b62df7ec531d0dfa..5de378eda49832c11a8366d155044b23373912ac 100644 (file)
--- a/lily/key-performer.cc
+++ b/lily/key-performer.cc
@@ -36,13 +36,14 @@ protected:
   void process_music ();
   void stop_translation_timestep ();
 
-  DECLARE_TRANSLATOR_LISTENER (key_change);
+  void listen_key_change (Stream_event *);
 private:
   Stream_event *key_ev_;
   Audio_key *audio_;
 };
 
-Key_performer::Key_performer ()
+Key_performer::Key_performer (Context *c)
+  : Performer (c)
 {
   key_ev_ = 0;
   audio_ = 0;
@@ -98,7 +99,6 @@ Key_performer::stop_translation_timestep ()
     }
 }
 
-IMPLEMENT_TRANSLATOR_LISTENER (Key_performer, key_change);
 void
 Key_performer::listen_key_change (Stream_event *ev)
 {
@@ -106,6 +106,12 @@ Key_performer::listen_key_change (Stream_event *ev)
     key_ev_ = ev;
 }
 
+void
+Key_performer::boot ()
+{
+  ADD_LISTENER (Key_performer, key_change);
+}
+
 ADD_TRANSLATOR (Key_performer,
                 /* doc */
                 "",