QxOrm
1.5.0
C++ Object Relational Mapping library
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00001 /**************************************************************************** 00002 ** 00003 ** https://www.qxorm.com/ 00004 ** Copyright (C) 2013 Lionel Marty (contact@qxorm.com) 00005 ** 00006 ** This file is part of the QxOrm library 00007 ** 00008 ** This software is provided 'as-is', without any express or implied 00009 ** warranty. In no event will the authors be held liable for any 00010 ** damages arising from the use of this software 00011 ** 00012 ** Commercial Usage 00013 ** Licensees holding valid commercial QxOrm licenses may use this file in 00014 ** accordance with the commercial license agreement provided with the 00015 ** Software or, alternatively, in accordance with the terms contained in 00016 ** a written agreement between you and Lionel Marty 00017 ** 00018 ** GNU General Public License Usage 00019 ** Alternatively, this file may be used under the terms of the GNU 00020 ** General Public License version 3.0 as published by the Free Software 00021 ** Foundation and appearing in the file 'license.gpl3.txt' included in the 00022 ** packaging of this file. Please review the following information to 00023 ** ensure the GNU General Public License version 3.0 requirements will be 00024 ** met : http://www.gnu.org/copyleft/gpl.html 00025 ** 00026 ** If you are unsure which license is appropriate for your use, or 00027 ** if you have questions regarding the use of this file, please contact : 00028 ** contact@qxorm.com 00029 ** 00030 ****************************************************************************/ 00031 00032 #ifndef _QX_REMOVE_ATTR_H_ 00033 #define _QX_REMOVE_ATTR_H_ 00034 00035 #ifdef _MSC_VER 00036 #pragma once 00037 #endif 00038 00046 namespace qx { 00047 namespace trait { 00048 00053 template <typename T, bool bRemovePtr = true, bool bRemoveConst = true, bool bRemoveRef = true, bool bRemoveVolatile = true> 00054 class remove_attr 00055 { 00056 00057 private: 00058 00059 typedef typename std::conditional<bRemovePtr, typename std::remove_pointer<T>::type, T>::type type_1; 00060 typedef typename std::conditional<bRemoveConst, typename std::remove_const<type_1>::type, type_1>::type type_2; 00061 typedef typename std::conditional<bRemoveRef, typename std::remove_reference<type_2>::type, type_2>::type type_3; 00062 typedef typename std::conditional<bRemoveVolatile, typename std::remove_volatile<type_3>::type, type_3>::type type_4; 00063 00064 public: 00065 00066 typedef type_4 type; 00067 00068 }; 00069 00070 } // namespace trait 00071 } // namespace qx 00072 00073 #endif // _QX_REMOVE_ATTR_H_