QxOrm 1.1.9
C++ Object Relational Mapping library
is_equal.h
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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
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00025 
00026 #ifndef _QX_TRAIT_IS_EQUAL_H_
00027 #define _QX_TRAIT_IS_EQUAL_H_
00028 
00029 #ifdef _MSC_VER
00030 #pragma once
00031 #endif
00032 
00040 #include <string>
00041 
00042 #include <boost/shared_ptr.hpp>
00043 #include <boost/type_traits/is_pointer.hpp>
00044 
00045 #include <QtCore/qstring.h>
00046 #include <QtCore/qdatetime.h>
00047 #include <QtCore/qvariant.h>
00048 #include <QtCore/qbytearray.h>
00049 #include <QtCore/qpoint.h>
00050 #include <QtCore/qrect.h>
00051 #include <QtCore/qregexp.h>
00052 #include <QtCore/qsize.h>
00053 #include <QtCore/qurl.h>
00054 #include <QtCore/quuid.h>
00055 #include <QtCore/qsharedpointer.h>
00056 
00057 #if _QX_ENABLE_QT_GUI_DEPENDENCY
00058 #include <QtGui/qcolor.h>
00059 #include <QtGui/qfont.h>
00060 #include <QtGui/qimage.h>
00061 #include <QtGui/qbrush.h>
00062 #include <QtGui/qmatrix.h>
00063 #include <QtGui/qregion.h>
00064 #endif // _QX_ENABLE_QT_GUI_DEPENDENCY
00065 
00066 #include <QxDao/QxDaoPointer.h>
00067 
00068 namespace qx {
00069 namespace trait {
00070 
00075 template <typename T>
00076 struct has_operator_equal_equal
00077 { enum { value = boost::is_pointer<T>::value }; };
00078 
00079 } // namespace trait
00080 } // namespace qx
00081 
00082 #define QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(className) \
00083 namespace qx { namespace trait { \
00084 template <> \
00085 struct has_operator_equal_equal< className > { enum { value = true }; }; \
00086 } } // namespace qx::trait
00087 
00088 #define QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL_TEMPLATE_1(className) \
00089 namespace qx { namespace trait { \
00090 template <typename T> \
00091 struct has_operator_equal_equal< className<T> > { enum { value = true }; }; \
00092 } } // namespace qx::trait
00093 
00094 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(bool)
00095 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(int)
00096 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(short)
00097 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(long)
00098 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(float)
00099 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(double)
00100 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(long double)
00101 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(char)
00102 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(unsigned int)
00103 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(unsigned short)
00104 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(unsigned long)
00105 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(unsigned char)
00106 
00107 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(std::string)
00108 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(std::wstring)
00109 
00110 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QString)
00111 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QByteArray)
00112 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QDate)
00113 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QDateTime)
00114 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QPoint)
00115 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QRect)
00116 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QRegExp)
00117 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QSize)
00118 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QTime)
00119 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QUrl)
00120 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QVariant)
00121 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QUuid)
00122 
00123 #if _QX_ENABLE_QT_GUI_DEPENDENCY
00124 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QColor)
00125 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QFont)
00126 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QImage)
00127 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QBrush)
00128 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QMatrix)
00129 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL(QRegion)
00130 #endif // _QX_ENABLE_QT_GUI_DEPENDENCY
00131 
00132 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL_TEMPLATE_1(boost::shared_ptr)
00133 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL_TEMPLATE_1(QSharedPointer)
00134 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL_TEMPLATE_1(QWeakPointer)
00135 QX_TYPE_HAS_OPERATOR_EQUAL_EQUAL_TEMPLATE_1(qx::dao::ptr)
00136 
00137 #endif // _QX_TRAIT_IS_EQUAL_H_
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