68 lines
2.7 KiB
C++
68 lines
2.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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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 License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the 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 The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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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 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL3 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 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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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 2.0 or (at your option) the GNU General
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** Public license version 3 or any later version approved by the KDE Free
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** Qt Foundation. The licenses are as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-2.0.html and
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** https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QQUEUE_H
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#define QQUEUE_H
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#include <QtCore/qlist.h>
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QT_BEGIN_NAMESPACE
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template <class T>
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class QQueue : public QList<T>
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{
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public:
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// compiler-generated special member functions are fine!
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inline void swap(QQueue<T> &other) Q_DECL_NOTHROW { QList<T>::swap(other); } // prevent QList<->QQueue swaps
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#ifndef Q_QDOC
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// bring in QList::swap(int, int). We cannot say using QList<T>::swap,
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// because we don't want to make swap(QList&) available.
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inline void swap(int i, int j) { QList<T>::swap(i, j); }
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#endif
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inline void enqueue(const T &t) { QList<T>::append(t); }
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inline T dequeue() { return QList<T>::takeFirst(); }
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inline T &head() { return QList<T>::first(); }
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inline const T &head() const { return QList<T>::first(); }
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};
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QT_END_NAMESPACE
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#endif // QQUEUE_H
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