/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
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** No Commercial Usage
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** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
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** 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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** $QT_END_LICENSE$
**
****************************************************************************/

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

#ifndef Patternist_DocumentProjector_H
#define Patternist_DocumentProjector_H

#include "qprojectedexpression_p.h"
#include "qabstractxmlreceiver.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{
    /**
     * @short
     *
     * @author Frans Englich <frans.englich@nokia.com>
     */
    class DocumentProjector : public QAbstractXmlReceiver
    {
    public:
        DocumentProjector(const ProjectedExpression::Vector &paths,
                          QAbstractXmlReceiver *const receiver);

        virtual void namespaceBinding(const QXmlName nb);

        virtual void characters(const QString &value);
        virtual void comment(const QString &value);

        virtual void startElement(const QXmlName name);

        virtual void endElement();

        virtual void attribute(const QXmlName name,
                               const QString &value);

        virtual void processingInstruction(const QXmlName name,
                                           const QString &value);

        virtual void item(const Item &item);

        virtual void startDocument();
        virtual void endDocument();

        ProjectedExpression::Vector m_paths;
        const int                   m_pathCount;
        ProjectedExpression::Action m_action;
        int                         m_nodesInProcess;
        QAbstractXmlReceiver *const m_receiver;
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif