/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: http://www.qt-project.org/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

//
//  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 <private/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