X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fbar-number-engraver.cc;h=44f155df6e24298ca81a6f20c45b8b63904abd74;hb=5d84bfad4626892bcffd05adcced53c8a2329047;hp=25373327be5214267a898300a85ed57f92ac140f;hpb=1de3d397c18622b6061402fef18e625701712bc5;p=lilypond.git

diff --git a/lily/bar-number-engraver.cc b/lily/bar-number-engraver.cc
index 25373327be..44f155df6e 100644
--- a/lily/bar-number-engraver.cc
+++ b/lily/bar-number-engraver.cc
@@ -29,8 +29,6 @@
 
 #include "translator.icc"
 
-using std::string;
-
 /*
   TODO: detect the top staff (stavesFound), and acknowledge staff-group
   system-start-delims. If we find these, and the top staff is in the
@@ -47,14 +45,13 @@ protected:
 
 protected:
   void stop_translation_timestep ();
-  DECLARE_TRANSLATOR_LISTENER (alternative);
-  DECLARE_ACKNOWLEDGER (break_alignment);
+  void listen_alternative (Stream_event *);
+  void acknowledge_break_alignment (Grob_info);
   void process_music ();
   void create_items ();
   TRANSLATOR_DECLARATIONS (Bar_number_engraver);
 };
 
-IMPLEMENT_TRANSLATOR_LISTENER (Bar_number_engraver, alternative);
 void
 Bar_number_engraver::listen_alternative (Stream_event *ev)
 {
@@ -138,7 +135,8 @@ Bar_number_engraver::process_music ()
     }
 }
 
-Bar_number_engraver::Bar_number_engraver ()
+Bar_number_engraver::Bar_number_engraver (Context *c)
+  : Engraver (c)
 {
   text_ = 0;
   alternative_starting_bar_number_ = 0;
@@ -179,7 +177,13 @@ Bar_number_engraver::create_items ()
   text_ = make_item ("BarNumber", SCM_EOL);
 }
 
-ADD_ACKNOWLEDGER (Bar_number_engraver, break_alignment);
+
+void
+Bar_number_engraver::boot ()
+{
+  ADD_LISTENER (Bar_number_engraver, alternative);
+  ADD_ACKNOWLEDGER (Bar_number_engraver, break_alignment);
+}
 
 ADD_TRANSLATOR (Bar_number_engraver,
                 /* doc */