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     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the qt3to4 porting application of the Qt Toolkit.

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     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

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    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

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    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #ifndef FILEPORTER_H

    43 #define FILEPORTER_H

    44 

    45 #include "portingrules.h"

    46 #include "replacetoken.h"

    47 #include "filewriter.h"

    48 #include "preprocessorcontrol.h"

    49 #include <QString>

    50 #include <QSet>

    51 #include <QMap>

    52 

    53 QT_BEGIN_NAMESPACE

    54 

    55 class FilePorter

    56 {

    57 public:

    58     FilePorter(PreprocessorCache &preprocessorCache);

    59     void port(QString fileName);

    60     QSet<QByteArray> usedQtModules();

    61 private:

    62     QByteArray loadFile(const QString &fileName);

    63     QByteArray includeAnalyse(QByteArray fileContents);

    64     TextReplacements includeDirectiveReplacements();

    65 

    66     PreprocessorCache &preprocessorCache;

    67     const QList<TokenReplacement*> tokenReplacementRules;

    68     const QHash<QByteArray, QByteArray> headerReplacements;

    69 

    70     ReplaceToken replaceToken;

    71     Tokenizer tokenizer;    //used by includeAnalyse

    72 

    73     QSet<QByteArray> qt4HeaderNames;

    74     QSet<QByteArray> m_usedQtModules;

    75 };

    76 

    77 class PreprocessReplace : public Rpp::RppTreeWalker

    78 {

    79 public:

    80     PreprocessReplace(const Rpp::Source *source, const QHash<QByteArray, QByteArray> &headerReplacements);

    81     TextReplacements getReplacements();

    82 private:

    83     void evaluateIncludeDirective(const Rpp::IncludeDirective *directive);

    84     void evaluateText(const Rpp::Text *textLine);

    85     const QHash<QByteArray, QByteArray> headerReplacements;

    86     TextReplacements replacements;

    87     

    88 };

    89 

    90 class IncludeDirectiveAnalyzer : public Rpp::RppTreeWalker

    91 {

    92 public:

    93     IncludeDirectiveAnalyzer(const TokenEngine::TokenContainer &fileContents);

    94     int insertPos();

    95     QSet<QByteArray> includedHeaders();

    96     QSet<QByteArray> usedClasses();

    97 private:

    98     void evaluateIncludeDirective(const Rpp::IncludeDirective *directive);

    99     void evaluateIfSection(const Rpp::IfSection *ifSection);

   100     void evaluateText(const Rpp::Text *textLine);

   101 

   102     int insertTokenIndex;

   103     bool foundInsertPos;

   104     bool foundQtHeader;

   105     int ifSectionCount;

   106 

   107     const TokenEngine::TokenContainer &fileContents;

   108     Rpp::Source *source;

   109     TypedPool<Rpp::Item> mempool;

   110     QSet<QByteArray> m_includedHeaders;

   111     QSet<QByteArray> m_usedClasses;

   112 };

   113 

   114 QT_END_NAMESPACE

   115 

   116 #endif