X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftab-staff-symbol-engraver.cc;h=ccdbf8683e993e18a12c3ffca2e0b0c445070b9b;hb=3ee5a5b2e566aa1638b4cb2d883e8e2b99c3fce5;hp=1227d2e0f076a95e2551ec7b690ed7e2d41a9130;hpb=a7f82e4dc22fc6219a9fe0f6874f8c91e3f31f24;p=lilypond.git

diff --git a/lily/tab-staff-symbol-engraver.cc b/lily/tab-staff-symbol-engraver.cc
index 1227d2e0f0..ccdbf8683e 100644
--- a/lily/tab-staff-symbol-engraver.cc
+++ b/lily/tab-staff-symbol-engraver.cc
@@ -3,32 +3,26 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
-
+  (c) 2005--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
-#include "staff-symbol-engraver.hh"
+#include "engraver.hh"
 #include "spanner.hh"
 
-class Tab_staff_symbol_engraver : public Staff_symbol_engraver
+class Tab_staff_symbol_engraver : public Engraver
 {
 public:
   TRANSLATOR_DECLARATIONS (Tab_staff_symbol_engraver);
 protected:
-  virtual void start_spanner ();
+  DECLARE_ACKNOWLEDGER(staff_symbol);
 };
 
 void
-Tab_staff_symbol_engraver::start_spanner ()
+Tab_staff_symbol_engraver::acknowledge_staff_symbol (Grob_info gi)
 {
-  bool init = !span_;
-  Staff_symbol_engraver::start_spanner ();
-  if (init)
-    {
-      int k = scm_ilength (get_property ("stringTunings"));
-      if (k >= 0)
-	span_->set_property ("line-count", scm_int2num (k));
-    }
+  int k = scm_ilength (get_property ("stringTunings"));
+  if (k >= 0)
+    gi.grob ()->set_property ("line-count", scm_from_int (k));
 }
 
 Tab_staff_symbol_engraver::Tab_staff_symbol_engraver ()
@@ -37,11 +31,12 @@ Tab_staff_symbol_engraver::Tab_staff_symbol_engraver ()
 
 #include "translator.icc"
 
+ADD_ACKNOWLEDGER (Tab_staff_symbol_engraver, staff_symbol);
 ADD_TRANSLATOR (Tab_staff_symbol_engraver,
-		/* descr */ "Create a staff-symbol, but look at stringTunings for the number of lines."
-		"staff lines.",
-		/* creats*/ "StaffSymbol",
-		/* accepts */ "staff-span-event",
-		/* acks  */ "grob-interface",
-		/* reads */ "stringTunings",
+		/* doc */
+		"Create a staff-symbol, but look at "
+		"stringTunings for the number of lines. "
+		,
+		/* create */ "StaffSymbol",
+		/* read */ "stringTunings",
 		/* write */ "");