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QxOrm 1.1.6
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 _QX_IS_CONTAINER_BASE_OF_H_ 00027 #define _QX_IS_CONTAINER_BASE_OF_H_ 00028 00029 #ifdef _MSC_VER 00030 #pragma once 00031 #endif 00032 00033 #include <boost/mpl/if.hpp> 00034 #include <boost/mpl/logical.hpp> 00035 #include <boost/type_traits/is_base_of.hpp> 00036 00037 #include <QxTraits/is_container.h> 00038 00039 #define qx_container_base_of_test_0() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer(b, d)) == sizeof(char)) 00040 #define qx_container_base_of_test_1() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_std_vector), d)) == sizeof(char)) 00041 #define qx_container_base_of_test_2() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_std_list), d)) == sizeof(char)) 00042 #define qx_container_base_of_test_3() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_std_set), d)) == sizeof(char)) 00043 #define qx_container_base_of_test_4() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_qt_vector), d)) == sizeof(char)) 00044 #define qx_container_base_of_test_5() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_qt_list), d)) == sizeof(char)) 00045 #define qx_container_base_of_test_6() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_qt_set), d)) == sizeof(char)) 00046 #define qx_container_base_of_test_7() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_qt_linked_list), d)) == sizeof(char)) 00047 #define qx_container_base_of_test_8() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_boost_unordered_set), d)) == sizeof(char)) 00048 #define qx_container_base_of_test_9() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_boost_unordered_multi_set), d)) == sizeof(char)) 00049 00050 #define qx_container_base_of_all_test() \ 00051 qx_container_base_of_test_1() || qx_container_base_of_test_2() || qx_container_base_of_test_3() || \ 00052 qx_container_base_of_test_4() || qx_container_base_of_test_5() || qx_container_base_of_test_6() || \ 00053 qx_container_base_of_test_7() || qx_container_base_of_test_8() || qx_container_base_of_test_9() 00054 00055 namespace qx { 00056 namespace trait { 00057 00058 template <typename B, typename D> 00059 class is_container_base_of 00060 { 00061 00062 private: 00063 00064 template <typename V, typename W> 00065 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const std::vector<V> &, const std::vector<W> &); 00066 00067 template <typename V, typename W> 00068 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const std::list<V> &, const std::list<W> &); 00069 00070 template <typename V, typename W> 00071 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const std::set<V> &, const std::set<W> &); 00072 00073 template <typename V, typename W> 00074 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const QVector<V> &, const QVector<W> &); 00075 00076 template <typename V, typename W> 00077 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const QList<V> &, const QList<W> &); 00078 00079 template <typename V, typename W> 00080 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const QSet<V> &, const QSet<W> &); 00081 00082 template <typename V, typename W> 00083 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const QLinkedList<V> &, const QLinkedList<W> &); 00084 00085 template <typename V, typename W> 00086 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const boost::unordered_set<V> &, const boost::unordered_set<W> &); 00087 00088 template <typename V, typename W> 00089 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const boost::unordered_multiset<V> &, const boost::unordered_multiset<W> &); 00090 00091 static int removeContainer(...); 00092 static B b; 00093 static D d; 00094 00095 static std::vector<B> * b_std_vector; 00096 static std::list<B> * b_std_list; 00097 static std::set<B> * b_std_set; 00098 static QVector<B> * b_qt_vector; 00099 static QList<B> * b_qt_list; 00100 static QSet<B> * b_qt_set; 00101 static QLinkedList<B> * b_qt_linked_list; 00102 static boost::unordered_set<B> * b_boost_unordered_set; 00103 static boost::unordered_multiset<B> * b_boost_unordered_multi_set; 00104 00105 enum { value_0 = (qx::trait::is_container<D>::value) }; 00106 enum { value_1 = (qx::trait::is_container<B>::value) }; 00107 enum { value_2 = ((value_0 && value_1) ? qx_container_base_of_test_0() : 0) }; 00108 enum { value_3 = ((value_0 && ! value_1) ? qx_container_base_of_all_test() : 0) }; 00109 00110 public: 00111 00112 enum { value = (qx::trait::is_container_base_of<B, D>::value_2 || qx::trait::is_container_base_of<B, D>::value_3) }; 00113 00114 typedef typename boost::mpl::if_c<qx::trait::is_container_base_of<B, D>::value, boost::mpl::true_, boost::mpl::false_>::type type; 00115 00116 }; 00117 00118 } // namespace trait 00119 } // namespace qx 00120 00121 #endif // _QX_IS_CONTAINER_BASE_OF_H_