Improve SMDS: extract ElemIterator into a separate header

src/SMDS/SMDS_ElemIterator.hxx

@@ -0,0 +1,40 @@
+//  SMESH SMDS : implementaion of Salome mesh data structure
+//
+//  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS 
+// 
+//  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. 
+// 
+//  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 
+// 
+//  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org 
+//
+//
+//
+//  File   : SMDS_MeshElement.hxx
+//  Module : SMESH
+// Created:   12.01.05 18:02:52
+// Author:    Michael Sazonov
+
+#ifndef SMDS_ElemIterator_HeaderFile
+#define SMDS_ElemIterator_HeaderFile
+
+#include "SMDS_Iterator.hxx"
+#include <boost/shared_ptr.hpp>
+
+class SMDS_MeshElement;
+
+typedef SMDS_Iterator<const SMDS_MeshElement *> SMDS_ElemIterator;
+typedef boost::shared_ptr<SMDS_Iterator<const SMDS_MeshElement *> > SMDS_ElemIteratorPtr;
+
+#endif