diff options
Diffstat (limited to 'src/tools/qptrstack.h')
| -rw-r--r-- | src/tools/qptrstack.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/src/tools/qptrstack.h b/src/tools/qptrstack.h new file mode 100644 index 0000000..dc3faf4 --- /dev/null +++ b/src/tools/qptrstack.h @@ -0,0 +1,94 @@ +/**************************************************************************** +** +** Definition of QPtrStack pointer based template class +** +** Created : 920917 +** +** Copyright (C) 1992-2008 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 files LICENSE.GPL2 +** and LICENSE.GPL3 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 [email protected]. +** +** 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 QPTRSTACK_H +#define QPTRSTACK_H + +#ifndef QT_H +#include "qglist.h" +#endif // QT_H + +template<class type> +class QPtrStack : protected QGList +{ +public: + QPtrStack() { } + QPtrStack( const QPtrStack<type> &s ) : QGList( s ) { } + ~QPtrStack() { clear(); } + QPtrStack<type> &operator=(const QPtrStack<type> &s) + { return (QPtrStack<type>&)QGList::operator=(s); } + bool autoDelete() const { return QPtrCollection::autoDelete(); } + void setAutoDelete( bool del ) { QPtrCollection::setAutoDelete(del); } + uint count() const { return QGList::count(); } + bool isEmpty() const { return QGList::count() == 0; } + void push( const type *d ) { QGList::insertAt(0,Item(d)); } + type *pop() { return (type *)QGList::takeFirst(); } + bool remove() { return QGList::removeFirst(); } + void clear() { QGList::clear(); } + type *top() const { return (type *)QGList::cfirst(); } + operator type *() const { return (type *)QGList::cfirst(); } + type *current() const { return (type *)QGList::cfirst(); } + +#ifdef Q_QDOC +protected: + virtual QDataStream& read( QDataStream&, QPtrCollection::Item& ); + virtual QDataStream& write( QDataStream&, QPtrCollection::Item ) const; +#endif + +private: + void deleteItem( Item d ); +}; + +#if !defined(Q_BROKEN_TEMPLATE_SPECIALIZATION) +template<> inline void QPtrStack<void>::deleteItem( QPtrCollection::Item ) +{ +} +#endif + +template<class type> inline void QPtrStack<type>::deleteItem( QPtrCollection::Item d ) +{ + if ( del_item ) delete (type *)d; +} + +#ifndef QT_NO_COMPAT +#define QStack QPtrStack +#endif + +#endif // QPTRSTACK_H |