728 lines
24 KiB
C++
728 lines
24 KiB
C++
/****************************************************************************
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**
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** https://www.qxorm.com/
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** Copyright (C) 2013 XDL Team (ic-east.com)
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**
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** This file is part of the QxOrm library
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any
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** damages arising from the use of this software
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**
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** Commercial Usage
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** Licensees holding valid commercial QxOrm licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and XDL Team
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file 'license.gpl3.txt' included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met : http://www.gnu.org/copyleft/gpl.html
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**
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** If you are unsure which license is appropriate for your use, or
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** if you have questions regarding the use of this file, please contact :
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** ic-east.com
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**
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****************************************************************************/
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#ifndef _QX_CONSTRUCT_NULL_QVARIANT_H_
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#define _QX_CONSTRUCT_NULL_QVARIANT_H_
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#ifdef _MSC_VER
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#pragma once
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#endif
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/*!
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* \file construct_null_qvariant.h
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* \author XDL Team
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* \ingroup QxTraits
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* \brief qx::trait::construct_null_qvariant<T>::get() : create a NULL QVariant which matches QVariant::Type with type T
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*/
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#include <QtCore/qvariant.h>
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#include <QxDao/QxDateNeutral.h>
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#include <QxDao/QxTimeNeutral.h>
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#include <QxDao/QxDateTimeNeutral.h>
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namespace qx
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{
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namespace trait
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{
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/*!
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* \ingroup QxTraits
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* \brief qx::trait::construct_null_qvariant<T>::get() : create a NULL QVariant which matches QVariant::Type with type T
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*/
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template <typename T>
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struct construct_null_qvariant
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{
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static inline QVariant get() { return QVariant(); }
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};
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template <>
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struct construct_null_qvariant<QBitArray>
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{
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static inline QVariant get() { return QVariant(QVariant::BitArray); }
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};
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template <>
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struct construct_null_qvariant<QBitArray &>
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{
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static inline QVariant get() { return QVariant(QVariant::BitArray); }
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};
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template <>
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struct construct_null_qvariant<const QBitArray>
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{
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static inline QVariant get() { return QVariant(QVariant::BitArray); }
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};
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template <>
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struct construct_null_qvariant<const QBitArray &>
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{
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static inline QVariant get() { return QVariant(QVariant::BitArray); }
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};
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template <>
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struct construct_null_qvariant<QByteArray>
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{
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static inline QVariant get() { return QVariant(QVariant::ByteArray); }
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};
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template <>
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struct construct_null_qvariant<QByteArray &>
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{
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static inline QVariant get() { return QVariant(QVariant::ByteArray); }
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};
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template <>
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struct construct_null_qvariant<const QByteArray>
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{
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static inline QVariant get() { return QVariant(QVariant::ByteArray); }
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};
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template <>
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struct construct_null_qvariant<const QByteArray &>
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{
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static inline QVariant get() { return QVariant(QVariant::ByteArray); }
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};
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template <>
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struct construct_null_qvariant<bool>
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{
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static inline QVariant get() { return QVariant(QVariant::Bool); }
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};
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template <>
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struct construct_null_qvariant<bool &>
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{
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static inline QVariant get() { return QVariant(QVariant::Bool); }
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};
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template <>
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struct construct_null_qvariant<const bool>
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{
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static inline QVariant get() { return QVariant(QVariant::Bool); }
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};
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template <>
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struct construct_null_qvariant<const bool &>
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{
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static inline QVariant get() { return QVariant(QVariant::Bool); }
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};
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template <>
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struct construct_null_qvariant<short>
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{
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static inline QVariant get() { return QVariant(QVariant::Int); }
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};
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template <>
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struct construct_null_qvariant<short &>
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{
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static inline QVariant get() { return QVariant(QVariant::Int); }
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};
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template <>
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struct construct_null_qvariant<const short>
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{
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static inline QVariant get() { return QVariant(QVariant::Int); }
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};
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template <>
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struct construct_null_qvariant<const short &>
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{
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static inline QVariant get() { return QVariant(QVariant::Int); }
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};
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template <>
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struct construct_null_qvariant<int>
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{
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static inline QVariant get() { return QVariant(QVariant::Int); }
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};
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template <>
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struct construct_null_qvariant<int &>
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{
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static inline QVariant get() { return QVariant(QVariant::Int); }
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};
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template <>
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struct construct_null_qvariant<const int>
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{
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static inline QVariant get() { return QVariant(QVariant::Int); }
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};
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template <>
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struct construct_null_qvariant<const int &>
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{
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static inline QVariant get() { return QVariant(QVariant::Int); }
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};
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template <>
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struct construct_null_qvariant<long>
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{
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static inline QVariant get() { return QVariant(QVariant::LongLong); }
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};
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template <>
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struct construct_null_qvariant<long &>
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{
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static inline QVariant get() { return QVariant(QVariant::LongLong); }
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};
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template <>
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struct construct_null_qvariant<const long>
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{
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static inline QVariant get() { return QVariant(QVariant::LongLong); }
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};
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template <>
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struct construct_null_qvariant<const long &>
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{
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static inline QVariant get() { return QVariant(QVariant::LongLong); }
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};
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template <>
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struct construct_null_qvariant<long long>
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{
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static inline QVariant get() { return QVariant(QVariant::LongLong); }
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};
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template <>
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struct construct_null_qvariant<long long &>
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{
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static inline QVariant get() { return QVariant(QVariant::LongLong); }
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};
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template <>
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struct construct_null_qvariant<const long long>
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{
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static inline QVariant get() { return QVariant(QVariant::LongLong); }
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};
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template <>
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struct construct_null_qvariant<const long long &>
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{
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static inline QVariant get() { return QVariant(QVariant::LongLong); }
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};
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template <>
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struct construct_null_qvariant<float>
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{
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static inline QVariant get() { return QVariant(QVariant::Double); }
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};
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template <>
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struct construct_null_qvariant<float &>
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{
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static inline QVariant get() { return QVariant(QVariant::Double); }
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};
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template <>
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struct construct_null_qvariant<const float>
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{
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static inline QVariant get() { return QVariant(QVariant::Double); }
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};
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template <>
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struct construct_null_qvariant<const float &>
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{
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static inline QVariant get() { return QVariant(QVariant::Double); }
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};
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template <>
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struct construct_null_qvariant<double>
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{
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static inline QVariant get() { return QVariant(QVariant::Double); }
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};
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template <>
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struct construct_null_qvariant<double &>
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{
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static inline QVariant get() { return QVariant(QVariant::Double); }
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};
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template <>
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struct construct_null_qvariant<const double>
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{
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static inline QVariant get() { return QVariant(QVariant::Double); }
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};
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template <>
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struct construct_null_qvariant<const double &>
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{
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static inline QVariant get() { return QVariant(QVariant::Double); }
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};
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template <>
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struct construct_null_qvariant<unsigned short>
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{
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static inline QVariant get() { return QVariant(QVariant::UInt); }
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};
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template <>
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struct construct_null_qvariant<unsigned short &>
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{
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static inline QVariant get() { return QVariant(QVariant::UInt); }
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};
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template <>
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struct construct_null_qvariant<const unsigned short>
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{
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static inline QVariant get() { return QVariant(QVariant::UInt); }
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};
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template <>
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struct construct_null_qvariant<const unsigned short &>
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{
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static inline QVariant get() { return QVariant(QVariant::UInt); }
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};
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template <>
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struct construct_null_qvariant<unsigned int>
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{
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static inline QVariant get() { return QVariant(QVariant::UInt); }
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};
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template <>
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struct construct_null_qvariant<unsigned int &>
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{
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static inline QVariant get() { return QVariant(QVariant::UInt); }
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};
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template <>
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struct construct_null_qvariant<const unsigned int>
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{
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static inline QVariant get() { return QVariant(QVariant::UInt); }
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};
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template <>
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struct construct_null_qvariant<const unsigned int &>
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{
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static inline QVariant get() { return QVariant(QVariant::UInt); }
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};
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template <>
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struct construct_null_qvariant<unsigned long>
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{
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static inline QVariant get() { return QVariant(QVariant::ULongLong); }
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};
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template <>
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struct construct_null_qvariant<unsigned long &>
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{
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static inline QVariant get() { return QVariant(QVariant::ULongLong); }
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};
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template <>
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struct construct_null_qvariant<const unsigned long>
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{
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static inline QVariant get() { return QVariant(QVariant::ULongLong); }
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};
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template <>
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struct construct_null_qvariant<const unsigned long &>
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{
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static inline QVariant get() { return QVariant(QVariant::ULongLong); }
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};
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template <>
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struct construct_null_qvariant<unsigned long long>
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{
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static inline QVariant get() { return QVariant(QVariant::ULongLong); }
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};
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template <>
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struct construct_null_qvariant<unsigned long long &>
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{
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static inline QVariant get() { return QVariant(QVariant::ULongLong); }
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};
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template <>
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struct construct_null_qvariant<const unsigned long long>
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{
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static inline QVariant get() { return QVariant(QVariant::ULongLong); }
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};
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template <>
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struct construct_null_qvariant<const unsigned long long &>
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{
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static inline QVariant get() { return QVariant(QVariant::ULongLong); }
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};
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template <>
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struct construct_null_qvariant<QString>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<QString &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const QString>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const QString &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<QStringList>
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{
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static inline QVariant get() { return QVariant(QVariant::StringList); }
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};
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template <>
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struct construct_null_qvariant<QStringList &>
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{
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static inline QVariant get() { return QVariant(QVariant::StringList); }
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};
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template <>
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struct construct_null_qvariant<const QStringList>
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{
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static inline QVariant get() { return QVariant(QVariant::StringList); }
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};
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template <>
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struct construct_null_qvariant<const QStringList &>
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{
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static inline QVariant get() { return QVariant(QVariant::StringList); }
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};
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template <>
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struct construct_null_qvariant<QDate>
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{
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static inline QVariant get() { return QVariant(QVariant::Date); }
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};
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template <>
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struct construct_null_qvariant<QDate &>
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{
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static inline QVariant get() { return QVariant(QVariant::Date); }
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};
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template <>
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struct construct_null_qvariant<const QDate>
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{
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static inline QVariant get() { return QVariant(QVariant::Date); }
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};
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template <>
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struct construct_null_qvariant<const QDate &>
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{
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static inline QVariant get() { return QVariant(QVariant::Date); }
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};
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template <>
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struct construct_null_qvariant<QDateTime>
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{
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static inline QVariant get() { return QVariant(QVariant::DateTime); }
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};
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template <>
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struct construct_null_qvariant<QDateTime &>
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{
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static inline QVariant get() { return QVariant(QVariant::DateTime); }
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};
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template <>
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struct construct_null_qvariant<const QDateTime>
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{
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static inline QVariant get() { return QVariant(QVariant::DateTime); }
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};
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template <>
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struct construct_null_qvariant<const QDateTime &>
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{
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static inline QVariant get() { return QVariant(QVariant::DateTime); }
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};
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template <>
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struct construct_null_qvariant<QTime>
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{
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static inline QVariant get() { return QVariant(QVariant::Time); }
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};
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template <>
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struct construct_null_qvariant<QTime &>
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{
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static inline QVariant get() { return QVariant(QVariant::Time); }
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};
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template <>
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struct construct_null_qvariant<const QTime>
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{
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static inline QVariant get() { return QVariant(QVariant::Time); }
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};
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template <>
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struct construct_null_qvariant<const QTime &>
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{
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static inline QVariant get() { return QVariant(QVariant::Time); }
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};
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template <>
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struct construct_null_qvariant<QUuid>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<QUuid &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const QUuid>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const QUuid &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<qx::QxDateNeutral>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<qx::QxDateNeutral &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const qx::QxDateNeutral>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const qx::QxDateNeutral &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<qx::QxTimeNeutral>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<qx::QxTimeNeutral &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const qx::QxTimeNeutral>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const qx::QxTimeNeutral &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<qx::QxDateTimeNeutral>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<qx::QxDateTimeNeutral &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const qx::QxDateTimeNeutral>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const qx::QxDateTimeNeutral &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<std::string>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<std::string &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const std::string>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const std::string &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<std::wstring>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<std::wstring &>
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{
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static inline QVariant get() { return QVariant(QVariant::String); }
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};
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template <>
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struct construct_null_qvariant<const std::wstring>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::String); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const std::wstring &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::String); }
|
|
};
|
|
|
|
#ifdef _QX_ENABLE_QT_GUI
|
|
|
|
template <>
|
|
struct construct_null_qvariant<QBrush>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Brush); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<QBrush &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Brush); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QBrush>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Brush); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QBrush &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Brush); }
|
|
};
|
|
|
|
template <>
|
|
struct construct_null_qvariant<QColor>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Color); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<QColor &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Color); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QColor>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Color); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QColor &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Color); }
|
|
};
|
|
|
|
template <>
|
|
struct construct_null_qvariant<QFont>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Font); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<QFont &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Font); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QFont>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Font); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QFont &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Font); }
|
|
};
|
|
|
|
#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
|
|
template <>
|
|
struct construct_null_qvariant<QMatrix>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Matrix); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<QMatrix &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Matrix); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QMatrix>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Matrix); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QMatrix &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Matrix); }
|
|
};
|
|
#endif // (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
|
|
|
|
template <>
|
|
struct construct_null_qvariant<QRegion>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Region); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<QRegion &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Region); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QRegion>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Region); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QRegion &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Region); }
|
|
};
|
|
|
|
template <>
|
|
struct construct_null_qvariant<QImage>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Image); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<QImage &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Image); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QImage>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Image); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QImage &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Image); }
|
|
};
|
|
|
|
template <>
|
|
struct construct_null_qvariant<QPixmap>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Pixmap); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<QPixmap &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Pixmap); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QPixmap>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Pixmap); }
|
|
};
|
|
template <>
|
|
struct construct_null_qvariant<const QPixmap &>
|
|
{
|
|
static inline QVariant get() { return QVariant(QVariant::Pixmap); }
|
|
};
|
|
|
|
#endif // _QX_ENABLE_QT_GUI
|
|
|
|
} // namespace trait
|
|
} // namespace qx
|
|
|
|
#endif // _QX_CONSTRUCT_NULL_QVARIANT_H_
|