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Diffstat (limited to 'src/qt3support/tools/q3ptrqueue.h')
-rw-r--r-- | src/qt3support/tools/q3ptrqueue.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/qt3support/tools/q3ptrqueue.h b/src/qt3support/tools/q3ptrqueue.h new file mode 100644 index 0000000..bb3210c --- /dev/null +++ b/src/qt3support/tools/q3ptrqueue.h @@ -0,0 +1,99 @@ +/**************************************************************************** +** +** 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 Q3PTRQUEUE_H +#define Q3PTRQUEUE_H + +#include <Qt3Support/q3glist.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Qt3SupportLight) + +template<class type> +class Q3PtrQueue : protected Q3GList +{ +public: + Q3PtrQueue() {} + Q3PtrQueue( const Q3PtrQueue<type> &q ) : Q3GList(q) {} + ~Q3PtrQueue() { clear(); } + Q3PtrQueue<type>& operator=(const Q3PtrQueue<type> &q) + { return (Q3PtrQueue<type>&)Q3GList::operator=(q); } + bool autoDelete() const { return Q3PtrCollection::autoDelete(); } + void setAutoDelete( bool del ) { Q3PtrCollection::setAutoDelete(del); } + uint count() const { return Q3GList::count(); } + bool isEmpty() const { return Q3GList::count() == 0; } + void enqueue( const type *d ) { Q3GList::append(Item(d)); } + type *dequeue() { return (type *)Q3GList::takeFirst();} + bool remove() { return Q3GList::removeFirst(); } + void clear() { Q3GList::clear(); } + type *head() const { return (type *)Q3GList::cfirst(); } + operator type *() const { return (type *)Q3GList::cfirst(); } + type *current() const { return (type *)Q3GList::cfirst(); } + +#ifdef qdoc +protected: + virtual QDataStream& read( QDataStream&, Q3PtrCollection::Item& ); + virtual QDataStream& write( QDataStream&, Q3PtrCollection::Item ) const; +#endif + +private: + void deleteItem( Item d ); +}; + +#if !defined(Q_BROKEN_TEMPLATE_SPECIALIZATION) +template<> inline void Q3PtrQueue<void>::deleteItem( Q3PtrCollection::Item ) +{ +} +#endif + +template<class type> inline void Q3PtrQueue<type>::deleteItem( Q3PtrCollection::Item d ) +{ + if ( del_item ) delete (type *)d; +} + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // Q3PTRQUEUE_H |