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131 lines
5.4 KiB
131 lines
5.4 KiB
15 years ago
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt3Support module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef Q3CACHE_H
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#define Q3CACHE_H
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#include <Qt3Support/q3gcache.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Qt3SupportLight)
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template<class type>
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class Q3Cache
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#ifdef qdoc
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: public Q3PtrCollection
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#else
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: public Q3GCache
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#endif
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{
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public:
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Q3Cache(const Q3Cache<type> &c) : Q3GCache(c) {}
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Q3Cache(int maxCost=100, int size=17, bool caseSensitive=true)
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: Q3GCache(maxCost, size, StringKey, caseSensitive, false) {}
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~Q3Cache() { clear(); }
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Q3Cache<type> &operator=(const Q3Cache<type> &c)
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{ return (Q3Cache<type>&)Q3GCache::operator=(c); }
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int maxCost() const { return Q3GCache::maxCost(); }
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int totalCost() const { return Q3GCache::totalCost(); }
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void setMaxCost(int m) { Q3GCache::setMaxCost(m); }
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uint count() const { return Q3GCache::count(); }
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uint size() const { return Q3GCache::size(); }
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bool isEmpty() const { return Q3GCache::count() == 0; }
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void clear() { Q3GCache::clear(); }
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bool insert(const QString &k, const type *d, int c=1, int p=0)
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{ return Q3GCache::insert_string(k,(Item)d,c,p);}
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bool remove(const QString &k)
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{ return Q3GCache::remove_string(k); }
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type *take(const QString &k)
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{ return (type *)Q3GCache::take_string(k); }
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type *find(const QString &k, bool ref=true) const
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{ return (type *)Q3GCache::find_string(k,ref);}
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type *operator[](const QString &k) const
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{ return (type *)Q3GCache::find_string(k);}
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void statistics() const { Q3GCache::statistics(); }
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private:
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void deleteItem(Item d);
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};
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#if !defined(Q_BROKEN_TEMPLATE_SPECIALIZATION)
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template<> inline void Q3Cache<void>::deleteItem(Q3PtrCollection::Item)
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{
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}
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#endif
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template<class type> inline void Q3Cache<type>::deleteItem(Q3PtrCollection::Item d)
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{
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if (del_item) delete (type *)d;
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}
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template<class type>
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class Q3CacheIterator : public Q3GCacheIterator
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{
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public:
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Q3CacheIterator(const Q3Cache<type> &c):Q3GCacheIterator((Q3GCache &)c) {}
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Q3CacheIterator(const Q3CacheIterator<type> &ci)
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: Q3GCacheIterator((Q3GCacheIterator &)ci) {}
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Q3CacheIterator<type> &operator=(const Q3CacheIterator<type>&ci)
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{ return (Q3CacheIterator<type>&)Q3GCacheIterator::operator=(ci); }
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uint count() const { return Q3GCacheIterator::count(); }
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bool isEmpty() const { return Q3GCacheIterator::count() == 0; }
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bool atFirst() const { return Q3GCacheIterator::atFirst(); }
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bool atLast() const { return Q3GCacheIterator::atLast(); }
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type *toFirst() { return (type *)Q3GCacheIterator::toFirst(); }
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type *toLast() { return (type *)Q3GCacheIterator::toLast(); }
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operator type *() const { return (type *)Q3GCacheIterator::get(); }
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type *current() const { return (type *)Q3GCacheIterator::get(); }
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QString currentKey() const{ return Q3GCacheIterator::getKeyString(); }
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type *operator()() { return (type *)Q3GCacheIterator::operator()();}
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type *operator++() { return (type *)Q3GCacheIterator::operator++(); }
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type *operator+=(uint j) { return (type *)Q3GCacheIterator::operator+=(j);}
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type *operator--() { return (type *)Q3GCacheIterator::operator--(); }
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type *operator-=(uint j) { return (type *)Q3GCacheIterator::operator-=(j);}
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};
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // Q3CACHE_H
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