QGpCoreTools/TreeItem.h
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00001 /***************************************************************************
00002 **
00003 **  This file is part of QGpCoreTools.
00004 **
00005 **  This library is free software; you can redistribute it and/or
00006 **  modify it under the terms of the GNU Lesser General Public
00007 **  License as published by the Free Software Foundation; either
00008 **  version 2.1 of the License, or (at your option) any later version.
00009 **
00010 **  This file is distributed in the hope that it will be useful, but WITHOUT
00011 **  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00012 **  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
00013 **  License for more details.
00014 **
00015 **  You should have received a copy of the GNU Lesser General Public
00016 **  License along with this library; if not, write to the Free Software
00017 **  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
00018 **
00019 **  See http://www.geopsy.org for more information.
00020 **
00021 **  Created : 2006-11-24
00022 **  Authors :
00023 **    Marc Wathelet
00024 **    Marc Wathelet (LGIT, Grenoble, France)
00025 **
00026 ***************************************************************************/
00027 
00028 #ifndef TREEITEM_H
00029 #define TREEITEM_H
00030 
00031 #include "XMLClass.h"
00032 #include "QGpCoreToolsDLLExport.h"
00033 
00034 namespace QGpCoreTools {
00035 
00036   class TreeContainer;
00037 
00038   class QGPCORETOOLS_EXPORT TreeItem: public XMLClass
00039   {
00040   public:
00041     TreeItem(TreeContainer * parent=0);
00042     virtual ~TreeItem() {}
00043 
00044     virtual const QString& xml_tagName() const {return xmlTreeItemTag;}
00045     static const QString xmlTreeItemTag;
00046 
00047     TreeContainer * parent() {return _parent;}
00048     const TreeContainer * parent() const {return _parent;}
00049 
00050     bool isValidParent(const TreeContainer * parent) const;
00051     virtual void setParent(TreeContainer * parent);
00052 
00053     virtual bool isContainer() const {return false;}
00054 
00055     int rank() const;
00056     virtual void setRank(int r);
00057   private:
00058     TreeContainer * _parent;
00059   };
00060 
00061 } // namespace QGpCoreTools
00062 
00063 #endif // TREEITEM_H
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