You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

107 lines
3.9 KiB

/****************************************************************************
**
** https://www.qxorm.com/
** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
**
** This file is part of the QxOrm library
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any
** damages arising from the use of this software
**
** Commercial Usage
** Licensees holding valid commercial QxOrm licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Lionel Marty
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file 'license.gpl3.txt' included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met : http://www.gnu.org/copyleft/gpl.html
**
** If you are unsure which license is appropriate for your use, or
** if you have questions regarding the use of this file, please contact :
** contact@qxorm.com
**
****************************************************************************/
#ifndef _QX_IS_CONTAINER_TO_POD_H_
#define _QX_IS_CONTAINER_TO_POD_H_
#ifdef _MSC_VER
#pragma once
#endif
#include <QxTraits/is_container.h>
#include <QxTraits/is_qx_pod.h>
namespace qx {
namespace trait {
template <typename T>
class is_container_to_pod
{
private:
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const std::vector<U> &);
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const std::list<U> &);
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const std::set<U> &);
#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const QVector<U> &);
#endif // (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const QList<U> &);
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const QSet<U> &);
#if (QT_VERSION < QT_VERSION_CHECK(5, 15, 0))
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const QLinkedList<U> &);
#endif // (QT_VERSION < QT_VERSION_CHECK(5, 15, 0))
#ifdef _QX_ENABLE_BOOST
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const boost::unordered_set<U> &);
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const boost::unordered_multiset<U> &);
#endif // _QX_ENABLE_BOOST
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const std::unordered_set<U> &);
template <typename U>
static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const std::unordered_multiset<U> &);
static int removeContainer(...);
static T t;
public:
enum { value = (qx::trait::is_container<T>::value && (sizeof(qx::trait::is_container_to_pod<T>::removeContainer(t)) == sizeof(char))) };
typedef typename std::conditional<qx::trait::is_container_to_pod<T>::value, std::true_type, std::false_type>::type type;
};
} // namespace trait
} // namespace qx
#endif // _QX_IS_CONTAINER_TO_POD_H_