/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the Qt Designer 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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
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**
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** additional rights. These rights are described in the Nokia Qt LGPL
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** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
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****************************************************************************/

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of Qt Designer.  This header
// file may change from version to version without notice, or even be removed.
//
// We mean it.
//

#ifndef HTMLHIGHLIGHTER_H
#define HTMLHIGHLIGHTER_H

#include <QtGui/QSyntaxHighlighter>

QT_BEGIN_NAMESPACE

namespace qdesigner_internal {

/* HTML syntax highlighter based on Qt Quarterly example */
class HtmlHighlighter : public QSyntaxHighlighter
{
    Q_OBJECT

public:
    enum Construct {
        Entity,
        Tag,
        Comment,
        Attribute,
        Value,
        LastConstruct = Value
    };

    HtmlHighlighter(QTextEdit *textEdit);

    void setFormatFor(Construct construct, const QTextCharFormat &format);

    QTextCharFormat formatFor(Construct construct) const
    { return m_formats[construct]; }

protected:
    enum State {
        NormalState = -1,
        InComment,
        InTag
    };

    void highlightBlock(const QString &text);

private:
    QTextCharFormat m_formats[LastConstruct + 1];
};

} // namespace qdesigner_internal

QT_END_NAMESPACE

#endif // HTMLHIGHLIGHTER_H