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100 lines
3.5 KiB
100 lines
3.5 KiB
/****************************************************************************
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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 Q3PTRQUEUE_H
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#define Q3PTRQUEUE_H
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#include <Qt3Support/q3glist.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 Q3PtrQueue : protected Q3GList
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{
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public:
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Q3PtrQueue() {}
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Q3PtrQueue( const Q3PtrQueue<type> &q ) : Q3GList(q) {}
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~Q3PtrQueue() { clear(); }
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Q3PtrQueue<type>& operator=(const Q3PtrQueue<type> &q)
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{ return (Q3PtrQueue<type>&)Q3GList::operator=(q); }
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bool autoDelete() const { return Q3PtrCollection::autoDelete(); }
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void setAutoDelete( bool del ) { Q3PtrCollection::setAutoDelete(del); }
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uint count() const { return Q3GList::count(); }
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bool isEmpty() const { return Q3GList::count() == 0; }
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void enqueue( const type *d ) { Q3GList::append(Item(d)); }
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type *dequeue() { return (type *)Q3GList::takeFirst();}
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bool remove() { return Q3GList::removeFirst(); }
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void clear() { Q3GList::clear(); }
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type *head() const { return (type *)Q3GList::cfirst(); }
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operator type *() const { return (type *)Q3GList::cfirst(); }
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type *current() const { return (type *)Q3GList::cfirst(); }
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#ifdef qdoc
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protected:
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virtual QDataStream& read( QDataStream&, Q3PtrCollection::Item& );
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virtual QDataStream& write( QDataStream&, Q3PtrCollection::Item ) const;
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#endif
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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 Q3PtrQueue<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 Q3PtrQueue<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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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // Q3PTRQUEUE_H
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