Issue 4885/3: Remove ack_finder/ack_find_base

[lilypond.git] / lily / include / translator.hh

diff --git a/lily/include/translator.hh b/lily/include/translator.hh
index 02761d3d2e10acd40e9a5dcf7b3c1f0859fcf881..96309693aac8366e77951acbc6c063dd85f6d400 100644 (file)
--- a/lily/include/translator.hh
+++ b/lily/include/translator.hh
@@ -32,31 +32,17 @@
 #define TRANSLATOR_FAMILY_DECLARATIONS(NAME)                            \
   public:                                                               \
   VIRTUAL_COPY_CONSTRUCTOR (Translator, NAME);                          \
-  static Drul_array<Protected_scm> acknowledge_static_array_drul_;      \
   virtual void fetch_precomputable_methods (SCM methods[]);             \
   DECLARE_TRANSLATOR_CALLBACKS (NAME);                                  \
   TRANSLATOR_INHERIT (Translator)                                       \
-  static SCM static_get_acknowledger (SCM sym);                         \
-  static SCM static_get_end_acknowledger(SCM);                          \
-  virtual SCM get_acknowledger (SCM sym)                                \
-  {                                                                     \
-    return static_get_acknowledger (sym);                               \
-  }                                                                     \
-  virtual SCM get_end_acknowledger (SCM sym)                            \
-  {                                                                     \
-    return static_get_end_acknowledger (sym);                           \
-  }                                                                     \
   /* end #define */
 
 #define TRANSLATOR_INHERIT(BASE)                                        \
-  using BASE::method_finder;                                            \
-  using BASE::ack_finder;
+  using BASE::method_finder;
 
 #define DECLARE_TRANSLATOR_CALLBACKS(NAME)                              \
   template <void (NAME::*mf)()>                                         \
   static SCM method_finder () { return method_find_base<NAME, mf> (); } \
-  template <void (NAME::*callback)(Grob_info)>                          \
-  static SCM ack_finder () { return ack_find_base<NAME, callback> (); } \
   /* end #define */
 
 /*
@@ -69,10 +55,17 @@
 #define TRANSLATOR_DECLARATIONS(NAME)                                   \
   public:                                                               \
   TRANSLATOR_FAMILY_DECLARATIONS (NAME);                                \
+  static Drul_array<Protected_scm> acknowledge_static_array_drul_;      \
   static SCM static_description_;                                       \
   static Protected_scm listener_list_;                                  \
+  static SCM static_get_acknowledger (SCM sym, Direction start_end);    \
+  virtual SCM get_acknowledger (SCM sym, Direction start_end)           \
+  {                                                                     \
+    return static_get_acknowledger (sym, start_end);                    \
+  }                                                                     \
 public:                                                                 \
   NAME ();                                                              \
+  static void boot ();                                                  \
   virtual SCM static_translator_description () const;                   \
   virtual SCM translator_description () const;                          \
   virtual SCM get_listener_list () const                                \
@@ -81,15 +74,6 @@ public:                                                                 \
   }                                                                     \
   /* end #define */
 
-#define DECLARE_TRANSLATOR_LISTENER(m)                  \
-public:                                                 \
-inline void listen_ ## m (Stream_event *);              \
-/* Should be private */                                 \
-static void _internal_declare_ ## m ();
-
-#define DECLARE_ACKNOWLEDGER(x) public : void acknowledge_ ## x (Grob_info); protected:
-#define DECLARE_END_ACKNOWLEDGER(x) public : void acknowledge_end_ ## x (Grob_info); protected:
-
 enum Translator_precompute_index
 {
   START_TRANSLATION_TIMESTEP,
@@ -144,8 +128,7 @@ public:
   virtual void fetch_precomputable_methods (SCM methods[]) = 0;
   virtual SCM get_listener_list () const = 0;
   virtual SCM translator_description () const = 0;
-  virtual SCM get_acknowledger (SCM sym) = 0;
-  virtual SCM get_end_acknowledger (SCM sym) = 0;
+  virtual SCM get_acknowledger (SCM sym, Direction start_end) = 0;
 
 protected:                      // should be private.
   Context *daddy_context_;
@@ -173,15 +156,6 @@ protected:                      // should be private.
   static SCM
   method_finder () { return SCM_UNDEFINED; }
 
-  // Overriden in Engraver.
-  template <class T, void (T::*callback)(Grob_info)>
-  static SCM
-  ack_find_base () { return SCM_UNDEFINED; }
-
-  template <void (Translator::*)(Grob_info)>
-  static SCM
-  ack_finder () { return SCM_UNDEFINED; }
-
   virtual void derived_mark () const;
   static SCM event_class_symbol (const char *ev_class);
   SCM static_translator_description (const char *grobs,
@@ -196,6 +170,10 @@ protected:                      // should be private.
 void add_translator (Translator *trans);
 
 Translator *get_translator (SCM s);
+
+SCM
+generic_get_acknowledger (SCM sym, SCM ack_hash);
+
 Moment get_event_length (Stream_event *s, Moment now);
 Moment get_event_length (Stream_event *s);