diff -r 000000000000 -r 1918ee327afb tools/porting/src/fileporter.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/porting/src/fileporter.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,116 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** 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