-/*
+/* -*- c++ -*-
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 2005--2010 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 2005--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
LilyPond is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#ifndef TRANSLATOR_ICC
#define TRANSLATOR_ICC
-#include "listener.hh"
+#include "callback.hh"
#include "std-vector.hh"
#include "translator.hh"
/**
A macro to automate administration of translators.
*/
-#define ADD_THIS_TRANSLATOR(T) \
- SCM T::static_description_ = SCM_EOL; \
- static void _ ## T ## _adder () \
- { \
- T *t = new T; \
- T::static_description_ = t->static_translator_description (); \
- scm_permanent_object (T::static_description_); \
- add_translator (t); \
- } \
- SCM T::translator_description () const \
- { \
- return static_description_; \
- } \
+#define ADD_THIS_TRANSLATOR(T) \
+ SCM T::static_description_ = SCM_EOL; \
+ static void _ ## T ## _adder () \
+ { \
+ T *t = new T; \
+ T::static_description_ = \
+ scm_permanent_object (t->static_translator_description ()); \
+ add_translator (t); \
+ } \
+ SCM T::translator_description () const \
+ { \
+ return static_description_; \
+ } \
ADD_GLOBAL_CTOR (_ ## T ## _adder); \
/* end define */
#define DEFINE_TRANSLATOR_LISTENER_LIST(T) \
- translator_listener_record *T::listener_list_; \
+ Protected_scm T::listener_list_ (SCM_EOL); \
/* end define */
#define DEFINE_ACKNOWLEDGERS(classname) \
- Drul_array< vector<Acknowledge_information> > classname::acknowledge_static_array_drul_; \
- Engraver_void_function_engraver_grob_info \
- classname::static_get_acknowledger (SCM sym) \
- { \
- return generic_get_acknowledger (sym, &acknowledge_static_array_drul_[START]); \
- } \
- Engraver_void_function_engraver_grob_info \
- classname::static_get_end_acknowledger (SCM sym) \
- { \
- return generic_get_acknowledger (sym, &acknowledge_static_array_drul_[STOP]); \
- } \
+ Drul_array< vector<Acknowledge_information> > classname::acknowledge_static_array_drul_; \
+ Translator::Grob_info_callback \
+ classname::static_get_acknowledger (SCM sym) \
+ { \
+ return generic_get_acknowledger (sym, &acknowledge_static_array_drul_[START]); \
+ } \
+ Translator::Grob_info_callback \
+ classname::static_get_end_acknowledger (SCM sym) \
+ { \
+ return generic_get_acknowledger (sym, &acknowledge_static_array_drul_[STOP]); \
+ } \
/* end define */
-#define DEFINE_TRANSLATOR_DOC(classname, desc, grobs, read, write) \
- SCM \
- classname::static_translator_description () const \
- { \
+#define DEFINE_TRANSLATOR_DOC(classname, desc, grobs, read, write) \
+ SCM \
+ classname::static_translator_description () const \
+ { \
return Translator::static_translator_description (grobs, desc, listener_list_, read, write); \
}
-#define ADD_TRANSLATOR(classname, desc, grobs, read, write) \
- IMPLEMENT_FETCH_PRECOMPUTABLE_METHODS (classname); \
- ADD_THIS_TRANSLATOR (classname); \
- DEFINE_TRANSLATOR_DOC(classname, desc, grobs, read, write) \
- DEFINE_ACKNOWLEDGERS(classname) \
- DEFINE_TRANSLATOR_LISTENER_LIST(classname) \
-
-#define IMPLEMENT_FETCH_PRECOMPUTABLE_METHODS(T) \
- void \
- T::fetch_precomputable_methods (Translator_void_method_ptr ptrs[]) \
- { \
- ptrs[START_TRANSLATION_TIMESTEP] = \
- ((Translator_void_method_ptr) & T::start_translation_timestep == \
- (Translator_void_method_ptr) & Translator::start_translation_timestep) \
+#define ADD_TRANSLATOR_FAMILY(classname) \
+ IMPLEMENT_FETCH_PRECOMPUTABLE_METHODS (classname); \
+ DEFINE_ACKNOWLEDGERS(classname) \
+
+#define ADD_TRANSLATOR(classname, desc, grobs, read, write) \
+ ADD_TRANSLATOR_FAMILY (classname) \
+ ADD_THIS_TRANSLATOR (classname); \
+ DEFINE_TRANSLATOR_DOC(classname, desc, grobs, read, write) \
+ DEFINE_TRANSLATOR_LISTENER_LIST(classname) \
+
+#define IMPLEMENT_FETCH_PRECOMPUTABLE_METHODS(T) \
+ void \
+ T::fetch_precomputable_methods (Translator::Callback ptrs[]) \
+ { \
+ ptrs[START_TRANSLATION_TIMESTEP] = \
+ (&T::start_translation_timestep \
+ == &Translator::start_translation_timestep) \
? 0 \
- : (Translator_void_method_ptr) & T::start_translation_timestep; \
+ : static_cast<Callback> (&T::start_translation_timestep); \
\
ptrs[STOP_TRANSLATION_TIMESTEP] = \
- ((Translator_void_method_ptr) & T::stop_translation_timestep == (Translator_void_method_ptr) & Translator::stop_translation_timestep) \
+ (& T::stop_translation_timestep == & Translator::stop_translation_timestep) \
? 0 \
- : (Translator_void_method_ptr) & T::stop_translation_timestep; \
+ : static_cast<Callback> (&T::stop_translation_timestep); \
\
ptrs[PROCESS_MUSIC] = \
- ((Translator_void_method_ptr) & T::process_music == (Translator_void_method_ptr) & Translator::process_music) \
+ (&T::process_music == &Translator::process_music) \
? 0 \
- : (Translator_void_method_ptr) & T::process_music; \
+ : static_cast<Callback> (&T::process_music); \
\
ptrs[PROCESS_ACKNOWLEDGED] = \
- ((Translator_void_method_ptr) & T::process_acknowledged == (Translator_void_method_ptr) & Translator::process_acknowledged) \
+ (&T::process_acknowledged == &Translator::process_acknowledged) \
? 0 \
- : (Translator_void_method_ptr) & T::process_acknowledged; \
+ : static_cast<Callback> (&T::process_acknowledged); \
}
-void add_acknowledger (Engraver_void_function_engraver_grob_info ptr,
- char const *func_name,
- vector<Acknowledge_information> *ack_array);
+void add_acknowledger (Translator::Grob_info_callback ptr,
+ char const *func_name,
+ vector<Acknowledge_information> *ack_array);
-Engraver_void_function_engraver_grob_info
+Translator::Grob_info_callback
generic_get_acknowledger (SCM sym,
- vector<Acknowledge_information> const *ack_array);
+ vector<Acknowledge_information> const *ack_array);
-#define ADD_ACKNOWLEDGER(CLASS, NAME) \
- void CLASS ## NAME ## _ack_adder () \
- { \
- add_acknowledger ((Engraver_void_function_engraver_grob_info) & CLASS::acknowledge_ ## NAME, #NAME, &CLASS::acknowledge_static_array_drul_[START]); \
- } \
+#define ADD_ACKNOWLEDGER(CLASS, NAME) \
+ void CLASS ## NAME ## _ack_adder () \
+ { \
+ add_acknowledger (static_cast<Translator::Grob_info_callback> (&CLASS::acknowledge_ ## NAME), #NAME, &CLASS::acknowledge_static_array_drul_[START]); \
+ } \
ADD_SCM_INIT_FUNC (CLASS ## NAME ## _ack_adder_initclass, CLASS ## NAME ## _ack_adder);
-#define ADD_END_ACKNOWLEDGER(CLASS, NAME) \
- void CLASS ## NAME ## _end_ack_adder () \
- { \
- add_acknowledger ((Engraver_void_function_engraver_grob_info) & CLASS::acknowledge_end_ ## NAME, #NAME, &CLASS::acknowledge_static_array_drul_[STOP]); \
- } \
+#define ADD_END_ACKNOWLEDGER(CLASS, NAME) \
+ void CLASS ## NAME ## _end_ack_adder () \
+ { \
+ add_acknowledger (static_cast<Translator::Grob_info_callback> (&CLASS::acknowledge_end_ ## NAME), #NAME, &CLASS::acknowledge_static_array_drul_[STOP]); \
+ } \
ADD_SCM_INIT_FUNC (CLASS ## NAME ## _end_ack_adder_initclass, CLASS ## NAME ## _end_ack_adder);
/*
- Implement the method cl::listen_##m, and make it listen to stream
+ Implement the method cl::listen_##m, and make it listen to stream
events of class m.
*/
-#define IMPLEMENT_TRANSLATOR_LISTENER(cl, m) \
-void \
-cl :: _internal_declare_ ## m () \
-{ \
- static translator_listener_record r; \
- add_translator_listener (&listener_list_, &r, _get_ ## m ## _listener, #m); \
-} \
- \
-ADD_SCM_INIT_FUNC (cl ## _declare_event_ ## m, cl::_internal_declare_ ## m); \
- \
-Listener \
- cl :: _get_ ## m ## _listener (void *me, SCM unused) \
-{ \
- cl *obj = (cl *) me; \
- (void) unused; \
- return obj->GET_LISTENER (_listen_scm_ ## m); \
-} \
- \
-IMPLEMENT_LISTENER (cl, _listen_scm_ ## m) \
-void \
-cl::_listen_scm_ ## m (SCM sev) \
-{ \
- Stream_event *ev = unsmob_stream_event (sev); \
- protect_event (sev); \
- listen_ ## m (ev); \
-}
+#define IMPLEMENT_TRANSLATOR_LISTENER(cl, m) \
+void \
+cl :: _internal_declare_ ## m () \
+{ \
+ listener_list_ = scm_acons \
+ (event_class_symbol (#m), \
+ Callback_wrapper::make_smob \
+ <trampoline <cl, &cl::listen_ ## m> > (), listener_list_); \
+} \
+ \
+ADD_SCM_INIT_FUNC (cl ## _declare_event_ ## m, cl::_internal_declare_ ## m);
#endif /* TRANSLATOR_ICC */