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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 10:18:55 +0100
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 10:18:55 +0100
commite5fcad302d86d316390c6b0f62759a067313e8a9 (patch)
treec2afbf6f1066b6ce261f14341cf6d310e5595bc1 /src/qt3support/tools/q3intcache.h
Long live Qt 4.5!
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the Qt3Support module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef Q3INTCACHE_H
+#define Q3INTCACHE_H
+
+#include <Qt3Support/q3gcache.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Qt3SupportLight)
+
+template<class type>
+class Q3IntCache
+#ifdef qdoc
+ : public Q3PtrCollection
+#else
+ : public Q3GCache
+#endif
+{
+public:
+ Q3IntCache( const Q3IntCache<type> &c ) : Q3GCache(c) {}
+ Q3IntCache( int maxCost=100, int size=17 )
+ : Q3GCache( maxCost, size, IntKey, false, false ) {}
+ ~Q3IntCache() { clear(); }
+ Q3IntCache<type> &operator=( const Q3IntCache<type> &c )
+ { return (Q3IntCache<type>&)Q3GCache::operator=(c); }
+ int maxCost() const { return Q3GCache::maxCost(); }
+ int totalCost() const { return Q3GCache::totalCost(); }
+ void setMaxCost( int m) { Q3GCache::setMaxCost(m); }
+ uint count() const { return Q3GCache::count(); }
+ uint size() const { return Q3GCache::size(); }
+ bool isEmpty() const { return Q3GCache::count() == 0; }
+ bool insert( long k, const type *d, int c=1, int p=0 )
+ { return Q3GCache::insert_other((const char*)k,(Item)d,c,p); }
+ bool remove( long k )
+ { return Q3GCache::remove_other((const char*)k); }
+ type *take( long k )
+ { return (type *)Q3GCache::take_other((const char*)k);}
+ void clear() { Q3GCache::clear(); }
+ type *find( long k, bool ref=true ) const
+ { return (type *)Q3GCache::find_other( (const char*)k,ref);}
+ type *operator[]( long k ) const
+ { return (type *)Q3GCache::find_other( (const char*)k); }
+ void statistics() const { Q3GCache::statistics(); }
+private:
+ void deleteItem( Item d );
+};
+
+#if !defined(Q_BROKEN_TEMPLATE_SPECIALIZATION)
+template<> inline void Q3IntCache<void>::deleteItem( Q3PtrCollection::Item )
+{
+}
+#endif
+
+template<class type> inline void Q3IntCache<type>::deleteItem( Q3PtrCollection::Item d )
+{
+ if ( del_item ) delete (type *)d;
+}
+
+template<class type>
+class Q3IntCacheIterator : public Q3GCacheIterator
+{
+public:
+ Q3IntCacheIterator( const Q3IntCache<type> &c )
+ : Q3GCacheIterator( (Q3GCache &)c ) {}
+ Q3IntCacheIterator( const Q3IntCacheIterator<type> &ci )
+ : Q3GCacheIterator((Q3GCacheIterator &)ci) {}
+ Q3IntCacheIterator<type> &operator=( const Q3IntCacheIterator<type>&ci )
+ { return ( Q3IntCacheIterator<type>&)Q3GCacheIterator::operator=( ci );}
+ uint count() const { return Q3GCacheIterator::count(); }
+ bool isEmpty() const { return Q3GCacheIterator::count() == 0; }
+ bool atFirst() const { return Q3GCacheIterator::atFirst(); }
+ bool atLast() const { return Q3GCacheIterator::atLast(); }
+ type *toFirst() { return (type *)Q3GCacheIterator::toFirst(); }
+ type *toLast() { return (type *)Q3GCacheIterator::toLast(); }
+ operator type *() const { return (type *)Q3GCacheIterator::get(); }
+ type *current() const { return (type *)Q3GCacheIterator::get(); }
+ long currentKey() const { return (long)Q3GCacheIterator::getKeyInt();}
+ type *operator()() { return (type *)Q3GCacheIterator::operator()();}
+ type *operator++() { return (type *)Q3GCacheIterator::operator++(); }
+ type *operator+=(uint j) { return (type *)Q3GCacheIterator::operator+=(j);}
+ type *operator--() { return (type *)Q3GCacheIterator::operator--(); }
+ type *operator-=(uint j) { return (type *)Q3GCacheIterator::operator-=(j);}
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // Q3INTCACHE_H