Merge branch 'issue4032'

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

diff --git a/lily/include/dispatcher.hh b/lily/include/dispatcher.hh
index 8b24f03c22d411b56946753e8b320aa51517dcba..1d3583bb673f2a7faaf588feeee90c7133a44f8c 100644 (file)
--- a/lily/include/dispatcher.hh
+++ b/lily/include/dispatcher.hh
@@ -1,9 +1,20 @@
 /*
-  dispatcher.hh -- declare Dispatcher
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2005 Erik Sandberg  <mandolaerik@gmail.com>
 
-  (c) 2005 Erik Sandberg  <mandolaerik@gmail.com>
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #ifndef DISPATCHER_HH
@@ -28,14 +39,15 @@ class Dispatcher
 public:
   Dispatcher ();
   void broadcast (Stream_event *ev);
+  bool is_listened_class (SCM);
+  SCM listened_types ();
   void add_listener (Listener, SCM event_class);
   void remove_listener (Listener, SCM event_class);
   void register_as_listener (Dispatcher *dist);
   void unregister_as_listener (Dispatcher *dist);
 protected:
-  DECLARE_SMOBS (Dispatcher,);
+  DECLARE_SMOBS (Dispatcher);
 };
 
-DECLARE_UNSMOB (Dispatcher, dispatcher);
 
 #endif // DISPATCHER_HH