/****************************************************************************
 **
 ** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the doxygen2qthelp project on Trolltech Labs.
 **
 ** This file may be used under the terms of the GNU General Public
 ** License version 2.0 or 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 GNU
 ** General Public Licensing requirements will be met:
 ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
 ** http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
 ** contact the sales department at qt-sales@nokia.com.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ****************************************************************************/

#ifndef HTMLHELPPARSER_P_H
#define HTMLHELPPARSER_P_H

#include "simplehtmlreceiver_p.h"
#include <QString>
#include <QStack>
#include <QList>

QT_BEGIN_NAMESPACE

class ContainerNode;
struct QHelpDataIndexItem;
class QHelpDataContentItem;


class HtmlHelpParser : public SimpleHtmlReceiver
{
private:
    enum State {
        WAIT_NAME_OR_LOCAL,
        WAIT_NAME_NAME_OR_NAME_LOCAL,
        WAIT_LOCAL_NAME,
        WAIT_NAME_NAME_LOCAL_NAME,
        WAIT_NAME_NAME_LOCAL
    };

public:
    HtmlHelpParser();
    ~HtmlHelpParser();

    void parseFile(const QString &fileName);
    void parseString(const QString &text);
    const QList<QHelpDataIndexItem> stealIndex();
    const QList<QHelpDataContentItem*> stealToc(const QString &rootName,
            const QString &rootHref);

private:
    void onTagOpen(const QString &tagName, const QStringList &attributes);
    void onTagClose(const QString &tagName);
    void onTextChunk(const QString &text);
    void onStop();

    void finishLastNode();

    static QString findAttribute(const QStringList &list, const QString &key);

    QString m_name;
    QString m_href;
    QString m_subName;
    State m_state;
    ContainerNode * const m_tree;
    QStack<ContainerNode *> m_nodeStack;
};

QT_END_NAMESPACE

#endif // HTMLHELPPARSER_P_H