/****************************************************************************+
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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 qt3to4 porting application 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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#ifndef PORTINGRULES_H+
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#define PORTINGRULES_H+
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+
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#include "qtsimplexml.h"+
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#include "tokenreplacements.h"+
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#include <QList>+
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#include <QPair>+
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#include <QHash>+
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#include <QSet>+
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#include <QStringList>+
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+
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QT_BEGIN_NAMESPACE+
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+
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class RuleDescription+
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{+
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public:+
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    explicit RuleDescription(QtSimpleXml &replacementRule) {+
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        qt3 = replacementRule[QLatin1String("Qt3")].text();+
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        qt4 = replacementRule[QLatin1String("Qt4")].text();+
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        ruleType = replacementRule.attribute(QLatin1String("Type"));+
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    }+
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    QString qt3;+
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    QString qt4;+
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    QString ruleType;+
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    bool operator==(const RuleDescription &other) const+
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    {+
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        return (qt3 == other.qt3 && qt4 == other.qt4 && ruleType == other.ruleType);+
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    }+
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};+
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+
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class PortingRules+
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{+
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public:+
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    static void createInstance(QString xmlFilePath);+
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    static PortingRules *instance();+
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    static void deleteInstance();+
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+
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    enum QtVersion{Qt3, Qt4};+
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    PortingRules(QString xmlFilePath);+
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    QList<TokenReplacement*> getTokenReplacementRules();+
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    QStringList getHeaderList(QtVersion qtVersion);+
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    QHash<QByteArray, QByteArray> getNeededHeaders();+
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    QStringList getInheritsQt();+
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    QHash<QByteArray, QByteArray> getClassLibraryList();+
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    QHash<QByteArray, QByteArray> getHeaderReplacements();+
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private:+
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    static PortingRules *theInstance;+
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+
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    QList<TokenReplacement*> tokenRules;+
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    QStringList qt3Headers;+
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    QStringList qt4Headers;+
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    QHash<QByteArray, QByteArray> neededHeaders;+
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    QStringList inheritsQtClass;+
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    QList<RuleDescription> disabledRules;+
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    QHash<QByteArray, QByteArray> classLibraryList;+
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    QHash<QByteArray, QByteArray> headerReplacements;+
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+
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+
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    void parseXml(const QString fileName);+
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    void checkScopeAddRule(/*const */QtSimpleXml &currentRule);+
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    QtSimpleXml *loadXml(const QString fileName) const ;+
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    QString resolveFileName(const QString currentFileName,+
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                            const QString includeFileName) const;+
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    bool isReplacementRule(const QString ruleType) const;+
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    void disableRule(QtSimpleXml &replacementRule);+
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    bool isRuleDisabled(QtSimpleXml &replacementRule) const;+
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    void addLogWarning(const QString text) const;+
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    void addLogError(const QString text) const;+
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};+
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+
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QT_END_NAMESPACE+
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+
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#endif // PORTINGRULES_H+
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