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QxOrm 1.1.9
C++ Object Relational Mapping library
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00001 /**************************************************************************** 00002 ** 00003 ** http://www.qxorm.com/ 00004 ** http://sourceforge.net/projects/qxorm/ 00005 ** Original file by Lionel Marty 00006 ** 00007 ** This file is part of the QxOrm library 00008 ** 00009 ** This software is provided 'as-is', without any express or implied 00010 ** warranty. In no event will the authors be held liable for any 00011 ** damages arising from the use of this software. 00012 ** 00013 ** GNU Lesser General Public License Usage 00014 ** This file must be used under the terms of the GNU Lesser 00015 ** General Public License version 2.1 as published by the Free Software 00016 ** Foundation and appearing in the file 'license.lgpl.txt' included in the 00017 ** packaging of this file. Please review the following information to 00018 ** ensure the GNU Lesser General Public License version 2.1 requirements 00019 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. 00020 ** 00021 ** If you have questions regarding the use of this file, please contact : 00022 ** contact@qxorm.com 00023 ** 00024 ****************************************************************************/ 00025 00026 #ifndef _IX_SINGLETON_H_ 00027 #define _IX_SINGLETON_H_ 00028 00029 #ifdef _MSC_VER 00030 #pragma once 00031 #endif 00032 00040 #include <boost/noncopyable.hpp> 00041 00042 namespace qx { 00043 00044 class QxSingletonX; 00045 00050 class QX_DLL_EXPORT IxSingleton : private boost::noncopyable 00051 { 00052 00053 friend class QxSingletonX; 00054 00055 protected: 00056 00057 QString m_sKeySingleton; 00058 00059 protected: 00060 00061 IxSingleton(const QString & sKey); 00062 virtual ~IxSingleton(); 00063 00064 virtual void deleteInstance() = 0; 00065 00066 static void initQxSingletonX(); 00067 00068 }; 00069 00070 } // namespace qx 00071 00072 #endif // _IX_SINGLETON_H_