| QxOrm 1.2.7 C++ Object Relational Mapping library

- Main Page
- Modules
- Namespaces
- Classes
- Files
- Directories

- File List
- File Members

is_container_key_value.h
Go to the documentation of this file.

    00001 /****************************************************************************
    00002 **
    00003 ** http://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_IS_CONTAINER_KEY_VALUE_H_
    00033 #define _QX_IS_CONTAINER_KEY_VALUE_H_
    00034
    00035 #ifdef _MSC_VER
    00036 #pragma once
    00037 #endif
    00038
    00046 #include <boost/mpl/if.hpp>
    00047 #include <boost/mpl/or.hpp>
    00048 #include <boost/mpl/logical.hpp>
    00049
    00050 #include <QxTraits/is_container.h>
    00051
    00052 namespace qx {
    00053 namespace trait {
    00054
    00059 template <typename T>
    00060 class is_container_key_value
    00061 {
    00062
    00063 private:
    00064
    00065    typedef typename boost::mpl::or_< qx::trait::is_boost_unordered_map<T>,
    00066                                      qx::trait::is_std_map<T>,
    00067                                      qx::trait::is_qt_map<T>,
    00068                                      qx::trait::is_qt_hash<T> >::type cond_is_container_key_value_1;
    00069
    00070    typedef typename boost::mpl::or_< typename qx::trait::is_container_key_value<T>::cond_is_container_key_value_1,
    00071                                      qx::trait::is_qt_multi_map<T>,
    00072                                      qx::trait::is_qt_multi_hash<T>,
    00073                                      qx::trait::is_qx_collection<T> >::type cond_is_container_key_value_2;
    00074
    00075    typedef typename boost::mpl::if_< typename qx::trait::is_container_key_value<T>::cond_is_container_key_value_2,
    00076                                      boost::mpl::true_,
    00077                                      boost::mpl::false_ >::type type_is_container_key_value;
    00078
    00079 public:
    00080
    00081    enum { value = (qx::trait::is_container<T>::value && qx::trait::is_container_key_value<T>::type_is_container_key_value::value) };
    00082
    00083    typedef typename boost::mpl::if_c<qx::trait::is_container_key_value<T>::value, boost::mpl::true_, boost::mpl::false_>::type type;
    00084
    00085 };
    00086
    00087 } // namespace trait
    00088 } // namespace qx
    00089
    00090 #endif // _QX_IS_CONTAINER_KEY_VALUE_H_