/****************************************************************************+
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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 QtXmlPatterns module 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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+
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#include <QString>+
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+
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#include "qatomiccomparator_p.h"+
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+
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QT_BEGIN_NAMESPACE+
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+
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using namespace QPatternist;+
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+
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AtomicComparator::AtomicComparator()+
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{+
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}+
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+
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AtomicComparator::~AtomicComparator()+
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{+
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}+
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+
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AtomicComparator::ComparisonResult+
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AtomicComparator::compare(const Item &,+
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                          const AtomicComparator::Operator,+
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                          const Item &) const+
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{+
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    Q_ASSERT_X(false, Q_FUNC_INFO, "This function should never be called.");+
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    return LessThan;+
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}+
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+
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QString AtomicComparator::displayName(const AtomicComparator::Operator op,+
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                                      const ComparisonType type)+
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{+
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    Q_ASSERT(type == AsGeneralComparison || type == AsValueComparison);+
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    if(type == AsGeneralComparison)+
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    {+
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        switch(op)+
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        {+
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            case OperatorEqual:+
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                return QLatin1String("=");+
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            case OperatorGreaterOrEqual:+
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                return QLatin1String("<=");+
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            case OperatorGreaterThan:+
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                return QLatin1String("<");+
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            case OperatorLessOrEqual:+
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                return QLatin1String(">=");+
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            case OperatorLessThanNaNLeast:+
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            /* Fallthrough. */+
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            case OperatorLessThanNaNGreatest:+
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            /* Fallthrough. */+
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            case OperatorLessThan:+
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                return QLatin1String(">");+
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            case OperatorNotEqual:+
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                return QLatin1String("!=");+
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        }+
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    }+
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+
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    switch(op)+
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    {+
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        case OperatorEqual:+
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            return QLatin1String("eq");+
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        case OperatorGreaterOrEqual:+
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            return QLatin1String("ge");+
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        case OperatorGreaterThan:+
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            return QLatin1String("gt");+
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        case OperatorLessOrEqual:+
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            return QLatin1String("le");+
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        case OperatorLessThanNaNLeast:+
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        /* Fallthrough. */+
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        case OperatorLessThanNaNGreatest:+
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        /* Fallthrough. */+
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        case OperatorLessThan:+
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            return QLatin1String("lt");+
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        case OperatorNotEqual:+
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            return QLatin1String("ne");+
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    }+
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+
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    Q_ASSERT(false);+
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    return QString(); /* GCC unbarfer. */+
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}+
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+
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QT_END_NAMESPACE+
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