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83 lines
2.7 KiB
83 lines
2.7 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 QtCore 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 QSTACK_H
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#define QSTACK_H
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#include <QtCore/qvector.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Core)
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template<class T>
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class QStack : public QVector<T>
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{
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public:
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inline QStack() {}
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inline ~QStack() {}
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inline void push(const T &t) { QVector<T>::append(t); }
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T pop();
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T &top();
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const T &top() const;
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};
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template<class T>
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inline T QStack<T>::pop()
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{ Q_ASSERT(!this->isEmpty()); T t = this->data()[this->size() -1];
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this->resize(this->size()-1); return t; }
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template<class T>
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inline T &QStack<T>::top()
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{ Q_ASSERT(!this->isEmpty()); this->detach(); return this->data()[this->size()-1]; }
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template<class T>
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inline const T &QStack<T>::top() const
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{ Q_ASSERT(!this->isEmpty()); return this->data()[this->size()-1]; }
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QSTACK_H
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