| -rw-r--r-- | qtcompat/qpair.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/qtcompat/qpair.h b/qtcompat/qpair.h new file mode 100644 index 0000000..9518179 --- a/dev/null +++ b/qtcompat/qpair.h @@ -0,0 +1,96 @@ +/**************************************************************************** +** +** Definition of QPair class +** +** +** Copyright (C) 1992-2001 Trolltech AS. All rights reserved. +** +** This file is part of the tools module of the Qt GUI Toolkit. +** +** This file may be distributed under the terms of the Q Public License +** as defined by Trolltech AS of Norway and appearing in the file +** LICENSE.QPL included in the packaging of this file. +** +** This file may be distributed and/or modified under the terms of the +** GNU General Public License version 2 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. +** +** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition +** 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 +** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. +** +** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for +** information about Qt Commercial License Agreements. +** See http://www.trolltech.com/qpl/ for QPL licensing information. +** See http://www.trolltech.com/gpl/ for GPL licensing information. +** +** Contact info@trolltech.com if any conditions of this licensing are +** not clear to you. +** +**********************************************************************/ + +#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 ) + {} + + T1 first; + T2 second; +}; + +template <class T1, class T2> +inline 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> +inline 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> +inline 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 |