X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Fmathml_editor%2Fsrc%2FTNode.hh;h=adbfe69a68166138564efb94a71fcc6f865fb46d;hb=97c2d258a5c524eb5c4b85208899d80751a2c82f;hp=c9f85b8f8d34c84a5da5bb1cbfc55885caf74d44;hpb=387aeebf96181c051b7f527a0901b173cfcdf194;p=helm.git

diff --git a/helm/DEVEL/mathml_editor/src/TNode.hh b/helm/DEVEL/mathml_editor/src/TNode.hh
index c9f85b8f8..adbfe69a6 100644
--- a/helm/DEVEL/mathml_editor/src/TNode.hh
+++ b/helm/DEVEL/mathml_editor/src/TNode.hh
@@ -1,3 +1,27 @@
+/* This file is part of EdiTeX, an editor of mathematical
+ * expressions based on TeX syntax.
+ * 
+ * Copyright (C) 2002-2003 Luca Padovani <lpadovan@cs.unibo.it>,
+ *                    2003 Paolo Marinelli <pmarinel@cs.unibo.it>.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * For more information, please visit the project's home page
+ * http://helm.cs.unibo.it/editex/
+ * or send an email to <lpadovan@cs.unibo.it>
+ */
 
 #ifndef __TNode_hh__
 #define __TNode_hh__
@@ -72,6 +96,7 @@ public:
   bool  isC(void) const { return is("c"); }
   bool  isC(const std::string& name) const
   { return isC() && node.getAttribute("name") == name; };
+  bool  isT(void) const { return (is("o") || is("i") || is("n") || is("s")); };
 
   friend class TDocument;