qstack.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QSTACK_H
#define QSTACK_H
 
#include <QtCore/qlist.h>
 
QT_BEGIN_NAMESPACE
 
template<class T>
class QStack : public QList<T>
{
public:
    // compiler-generated special member functions are fine!
    void swap(QStack<T> &other) noexcept { QList<T>::swap(other); } // prevent QList<->QStack swaps
    void push(const T &t) { QList<T>::append(t); }
    T pop() { return QList<T>::takeLast(); }
    T &top() { return QList<T>::last(); }
    const T &top() const { return QList<T>::last(); }
};
 
QT_END_NAMESPACE
 
#endif // QSTACK_H