highlighter.h

/****************************************************************************
 **
 ** Copyright (C) 2005-2007 Trolltech ASA. All rights reserved.
 **
 ** This file is part of the example classes of the Qt Toolkit.
 **
 ** This file may be used under the terms of the GNU General Public
 ** License version 2.0 as published by the Free Software Foundation
 ** and appearing in the file LICENSE.GPL included in the packaging of
 ** this file.  Please review the following information to ensure GNU
 ** General Public Licensing requirements will be met:
 ** http://www.trolltech.com/products/qt/opensource.html
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 ** If you are unsure which license is appropriate for your use, please
 ** review the following information:
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 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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 ****************************************************************************/

 #ifndef _HIGHLIGHTER_H
 #define _HIGHLIGHTER_H

 #include <QSyntaxHighlighter>

 #include <QHash>
 #include <QTextCharFormat>

 class QTextDocument;

 class Highlighter : public QSyntaxHighlighter
 {
     Q_OBJECT

 public:
     Highlighter(QTextDocument* parent = 0);

 protected:
     void highlightBlock(const QString &text);

 private:
     struct HighlightingRule
     {
         QRegExp pattern;
         QTextCharFormat format;
     };
     QVector<HighlightingRule> highlightingRules;

     QRegExp commentStartExpression;
     QRegExp commentEndExpression;

     QTextCharFormat keywordFormat;
     QTextCharFormat classFormat;
     QTextCharFormat singleLineCommentFormat;
     QTextCharFormat multiLineCommentFormat;
     QTextCharFormat quotationFormat;
     QTextCharFormat functionFormat;
 };

 #endif //_HIGHLIGHTER_H