**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2008 Chris Moore
**
** This package is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License as
private:
/*
+ -- ** -- P R I V A T E D A T A ---------------------------------------------
+ */
+
+private:
+
+ sigc::signal<void> signal_undo_tree_changed_;
+
+ /*
+ -- ** -- S I G N A L I N T E R F A C E S -----------------------------------
+ */
+
+public:
+
+ sigc::signal<void>& signal_undo_tree_changed() { return signal_undo_tree_changed_; }
+
+ /*
-- ** -- S I G N A L T E R M I N A L S -------------------------------------
*/