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It is provided only for illustration; the copyright remains with Trolltech. +<hr> +<pre> +/**************************************************************************** +** $Id: qt/qintcache.h 3.3.8 edited Jan 11 14:38 $ +** +** Definition of QIntCache template class +** +** Created : 950209 +** +** Copyright (C) 1992-2007 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 file LICENSE.GPL 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 sales@trolltech.com. +** +** 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 QINTCACHE_H +#define QINTCACHE_H + +#ifndef QT_H +#include "qgcache.h" +#endif // QT_H + + +template<class type> +class QIntCache +#ifdef Q_QDOC + : public QPtrCollection +#else + : public QGCache +#endif +{ +public: + QIntCache( const QIntCache<type> &c ) : QGCache(c) {} + QIntCache( int maxCost=100, int size=17 ) + : QGCache( maxCost, size, IntKey, FALSE, FALSE ) {} + ~QIntCache() { clear(); } + QIntCache<type> &operator=( const QIntCache<type> &c ) + { return (QIntCache<type>&)QGCache::operator=(c); } + int maxCost() const { return QGCache::maxCost(); } + int totalCost() const { return QGCache::totalCost(); } + void setMaxCost( int m) { QGCache::setMaxCost(m); } + uint count() const { return QGCache::count(); } + uint size() const { return QGCache::size(); } + bool isEmpty() const { return QGCache::count() == 0; } + bool insert( long k, const type *d, int c=1, int p=0 ) + { return QGCache::insert_other((const char*)k,(Item)d,c,p); } + bool remove( long k ) + { return QGCache::remove_other((const char*)k); } + type *take( long k ) + { return (type *)QGCache::take_other((const char*)k);} + void clear() { QGCache::clear(); } + type *find( long k, bool ref=TRUE ) const + { return (type *)QGCache::find_other( (const char*)k,ref);} + type *operator[]( long k ) const + { return (type *)QGCache::find_other( (const char*)k); } + void statistics() const { QGCache::statistics(); } +private: + void deleteItem( Item d ); +}; + +#if !defined(Q_BROKEN_TEMPLATE_SPECIALIZATION) +template<> inline void QIntCache<void>::deleteItem( QPtrCollection::Item ) +{ +} +#endif + +template<class type> inline void QIntCache<type>::deleteItem( QPtrCollection::Item d ) +{ + if ( del_item ) delete (type *)d; +} + +template<class type> +class QIntCacheIterator : public QGCacheIterator +{ +public: + QIntCacheIterator( const QIntCache<type> &c ) + : QGCacheIterator( (QGCache &)c ) {} + QIntCacheIterator( const QIntCacheIterator<type> &ci ) + : QGCacheIterator((QGCacheIterator &)ci) {} + QIntCacheIterator<type> &operator=( const QIntCacheIterator<type>&ci ) + { return ( QIntCacheIterator<type>&)QGCacheIterator::operator=( ci );} + uint count() const { return QGCacheIterator::count(); } + bool isEmpty() const { return QGCacheIterator::count() == 0; } + bool atFirst() const { return QGCacheIterator::atFirst(); } + bool atLast() const { return QGCacheIterator::atLast(); } + type *toFirst() { return (type *)QGCacheIterator::toFirst(); } + type *toLast() { return (type *)QGCacheIterator::toLast(); } + operator type *() const { return (type *)QGCacheIterator::get(); } + type *current() const { return (type *)QGCacheIterator::get(); } + long currentKey() const { return (long)QGCacheIterator::getKeyInt();} + type *operator()() { return (type *)QGCacheIterator::operator()();} + type *operator++() { return (type *)QGCacheIterator::operator++(); } + type *operator+=(uint j) { return (type *)QGCacheIterator::operator+=(j);} + type *operator--() { return (type *)QGCacheIterator::operator--(); } + type *operator-=(uint j) { return (type *)QGCacheIterator::operator-=(j);} +}; + + +#endif // QINTCACHE_H +</pre> +<!-- eof --> +<p><address><hr><div align=center> +<table width=100% cellspacing=0 border=0><tr> +<td>Copyright © 2007 +<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a> +<td align=right><div align=right>Qt 3.3.8</div> +</table></div></address></body> +</html> |