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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the qt3to4 porting application of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef FILEPORTER_H
#define FILEPORTER_H
#include "portingrules.h"
#include "replacetoken.h"
#include "filewriter.h"
#include "preprocessorcontrol.h"
#include <QString>
#include <QSet>
#include <QMap>
QT_BEGIN_NAMESPACE
class FilePorter
{
public:
FilePorter(PreprocessorCache &preprocessorCache);
void port(QString fileName);
QSet<QByteArray> usedQtModules();
private:
QByteArray loadFile(const QString &fileName);
QByteArray includeAnalyse(QByteArray fileContents);
TextReplacements includeDirectiveReplacements();
PreprocessorCache &preprocessorCache;
const QList<TokenReplacement*> tokenReplacementRules;
const QHash<QByteArray, QByteArray> headerReplacements;
ReplaceToken replaceToken;
Tokenizer tokenizer; //used by includeAnalyse
QSet<QByteArray> qt4HeaderNames;
QSet<QByteArray> m_usedQtModules;
};
class PreprocessReplace : public Rpp::RppTreeWalker
{
public:
PreprocessReplace(const Rpp::Source *source, const QHash<QByteArray, QByteArray> &headerReplacements);
TextReplacements getReplacements();
private:
void evaluateIncludeDirective(const Rpp::IncludeDirective *directive);
void evaluateText(const Rpp::Text *textLine);
const QHash<QByteArray, QByteArray> headerReplacements;
TextReplacements replacements;
};
class IncludeDirectiveAnalyzer : public Rpp::RppTreeWalker
{
public:
IncludeDirectiveAnalyzer(const TokenEngine::TokenContainer &fileContents);
int insertPos();
QSet<QByteArray> includedHeaders();
QSet<QByteArray> usedClasses();
private:
void evaluateIncludeDirective(const Rpp::IncludeDirective *directive);
void evaluateIfSection(const Rpp::IfSection *ifSection);
void evaluateText(const Rpp::Text *textLine);
int insertTokenIndex;
bool foundInsertPos;
bool foundQtHeader;
int ifSectionCount;
const TokenEngine::TokenContainer &fileContents;
Rpp::Source *source;
TypedPool<Rpp::Item> mempool;
QSet<QByteArray> m_includedHeaders;
QSet<QByteArray> m_usedClasses;
};
QT_END_NAMESPACE
#endif
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