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Diffstat (limited to 'src/tools/qpair.h')
-rw-r--r-- | src/tools/qpair.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/src/tools/qpair.h b/src/tools/qpair.h new file mode 100644 index 0000000..366d9bf --- /dev/null +++ b/src/tools/qpair.h @@ -0,0 +1,109 @@ +/**************************************************************************** +** +** Definition of QPair class +** +** +** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. +** +** This file is part of the tools module of the Qt GUI Toolkit. +** +** This file may be used under the terms of the GNU General +** Public License versions 2.0 or 3.0 as published by the Free +** Software Foundation and appearing in the files LICENSE.GPL2 +** and LICENSE.GPL3 included in the packaging of this file. +** Alternatively you may (at your option) use any later version +** of the GNU General Public License if such license has been +** publicly approved by Trolltech ASA (or its successors, if any) +** and the KDE Free Qt Foundation. +** +** Please review the following information to ensure GNU General +** Public Licensing requirements will be met: +** http://trolltech.com/products/qt/licenses/licensing/opensource/. +** If you are unsure which license is appropriate for your use, please +** review the following information: +** http://trolltech.com/products/qt/licenses/licensing/licensingoverview +** or contact the sales department at [email protected]. +** +** This file may be used under the terms of the Q Public License as +** defined by Trolltech ASA and appearing in the file LICENSE.QPL +** included in the packaging of this file. Licensees holding valid Qt +** Commercial licenses may use this file in accordance with the Qt +** Commercial License Agreement provided with the Software. +** +** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, +** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted +** herein. +** +**********************************************************************/ + +#ifndef QPAIR_H +#define QPAIR_H + +#ifndef QT_H +#include "qglobal.h" +#include "qdatastream.h" +#endif // QT_H + +template <class T1, class T2> +struct QPair +{ + typedef T1 first_type; + typedef T2 second_type; + + QPair() + : first( T1() ), second( T2() ) + {} + QPair( const T1& t1, const T2& t2 ) + : first( t1 ), second( t2 ) + {} + + QPair<T1, T2>& operator=(const QPair<T1, T2>& other) + { + if (this != &other) { + first = other.first; + second = other.second; + } + return *this; + } + + T1 first; + T2 second; +}; + +template <class T1, class T2> +Q_INLINE_TEMPLATES bool operator==( const QPair<T1, T2>& x, const QPair<T1, T2>& y ) +{ + return x.first == y.first && x.second == y.second; +} + +template <class T1, class T2> +Q_INLINE_TEMPLATES bool operator<( const QPair<T1, T2>& x, const QPair<T1, T2>& y ) +{ + return x.first < y.first || + ( !( y.first < x.first ) && x.second < y.second ); +} + +template <class T1, class T2> +Q_INLINE_TEMPLATES QPair<T1, T2> qMakePair( const T1& x, const T2& y ) +{ + return QPair<T1, T2>( x, y ); +} + +#ifndef QT_NO_DATASTREAM +template <class T1, class T2> +inline QDataStream& operator>>( QDataStream& s, QPair<T1, T2>& p ) +{ + s >> p.first >> p.second; + return s; +} + +template <class T1, class T2> +inline QDataStream& operator<<( QDataStream& s, const QPair<T1, T2>& p ) +{ + s << p.first << p.second; + return s; +} +#endif + +#endif |