131 lines
2.5 KiB
C
131 lines
2.5 KiB
C
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/****************************************************************************
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**
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** Copyright (C) 2011 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 test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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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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** 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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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef FUNCTIONS_H
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#define FUNCTIONS_H
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bool keepEvenIntegers(const int &x)
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{
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return (x & 1) == 0;
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}
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class KeepEvenIntegers
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{
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public:
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bool operator()(const int &x)
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{
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return (x & 1) == 0;
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}
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};
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class Number
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{
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int n;
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public:
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Number()
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: n(0)
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{ }
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Number(int n)
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: n(n)
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{ }
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void multiplyBy2()
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{
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n *= 2;
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}
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Number multipliedBy2() const
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{
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return n * 2;
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}
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bool isEven() const
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{
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return (n & 1) == 0;
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}
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int toInt() const
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{
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return n;
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}
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QString toString() const
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{
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return QString::number(n);
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}
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bool operator==(const Number &other) const
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{
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return n == other.n;
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}
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};
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void intSumReduce(int &sum, int x)
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{
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sum += x;
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}
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class IntSumReduce
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{
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public:
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void operator()(int &sum, int x)
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{
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sum += x;
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}
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};
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void numberSumReduce(int &sum, const Number &x)
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{
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sum += x.toInt();
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}
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class NumberSumReduce
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{
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public:
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void operator()(int &sum, const Number &x)
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{
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sum += x.toInt();
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}
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};
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#endif
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