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diff --git a/src/gui/text/qsyntaxhighlighter.h b/src/gui/text/qsyntaxhighlighter.h
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+++ b/src/gui/text/qsyntaxhighlighter.h
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module 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 QSYNTAXHIGHLIGHTER_H
+#define QSYNTAXHIGHLIGHTER_H
+
+#include <QtCore/qglobal.h>
+
+#ifndef QT_NO_SYNTAXHIGHLIGHTER
+
+#include <QtCore/qobject.h>
+#include <QtGui/qtextobject.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+class QTextDocument;
+class QSyntaxHighlighterPrivate;
+class QTextCharFormat;
+class QFont;
+class QColor;
+class QTextBlockUserData;
+class QTextEdit;
+
+class Q_GUI_EXPORT QSyntaxHighlighter : public QObject
+{
+    Q_OBJECT
+    Q_DECLARE_PRIVATE(QSyntaxHighlighter)
+public:
+    QSyntaxHighlighter(QObject *parent);
+    QSyntaxHighlighter(QTextDocument *parent);
+    QSyntaxHighlighter(QTextEdit *parent);
+    virtual ~QSyntaxHighlighter();
+
+    void setDocument(QTextDocument *doc);
+    QTextDocument *document() const;
+
+public Q_SLOTS:
+    void rehighlight();
+    void rehighlightBlock(const QTextBlock &block);
+
+protected:
+    virtual void highlightBlock(const QString &text) = 0;
+
+    void setFormat(int start, int count, const QTextCharFormat &format);
+    void setFormat(int start, int count, const QColor &color);
+    void setFormat(int start, int count, const QFont &font);
+    QTextCharFormat format(int pos) const;
+
+    int previousBlockState() const;
+    int currentBlockState() const;
+    void setCurrentBlockState(int newState);
+
+    void setCurrentBlockUserData(QTextBlockUserData *data);
+    QTextBlockUserData *currentBlockUserData() const;
+
+    QTextBlock currentBlock() const;
+
+private:
+    Q_DISABLE_COPY(QSyntaxHighlighter)
+    Q_PRIVATE_SLOT(d_func(), void _q_reformatBlocks(int from, int charsRemoved, int charsAdded))
+    Q_PRIVATE_SLOT(d_func(), void _q_delayedRehighlight())
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QT_NO_SYNTAXHIGHLIGHTER
+
+#endif // QSYNTAXHIGHLIGHTER_H