kmail

stl_util.h

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00001 /*  -*- c++ -*-
00002     stl_util.h
00003 
00004     This file is part of KMail, the KDE mail client.
00005     Copyright (c) 2004 Marc Mutz <mutz@kde.org>
00006 
00007     KMail is free software; you can redistribute it and/or modify it
00008     under the terms of the GNU General Public License, version 2, as
00009     published by the Free Software Foundation.
00010 
00011     KMail is distributed in the hope that it will be useful, but
00012     WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     General Public License for more details.
00015 
00016     You should have received a copy of the GNU General Public License
00017     along with this program; if not, write to the Free Software
00018     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
00019 
00020     In addition, as a special exception, the copyright holders give
00021     permission to link the code of this program with any edition of
00022     the Qt library by Trolltech AS, Norway (or with modified versions
00023     of Qt that use the same license as Qt), and distribute linked
00024     combinations including the two.  You must obey the GNU General
00025     Public License in all respects for all of the code used other than
00026     Qt.  If you modify this file, you may extend this exception to
00027     your version of the file, but you are not obligated to do so.  If
00028     you do not wish to do so, delete this exception statement from
00029     your version.
00030 */
00031 
00032 #ifndef __KDEPIM__KMAIL__STL_UTIL_H__
00033 #define __KDEPIM__KMAIL__STL_UTIL_H__
00034 
00035 template <typename T>
00036 struct DeleteAndSetToZero {
00037   void operator()( const T * & t ) { delete t; t = 0; }
00038 };
00039 
00040 template <typename T>
00041 static inline void deleteAll( T & c ) {
00042   for ( typename T::iterator it = c.begin() ; it != c.end() ; ++it ) {
00043     delete *it ; *it = 0;
00044   }
00045 }
00046 
00047 #endif // __KDEPIM__KMAIL__STL_UTIL_H__