/****************************************************************************

**

** Copyright (C) 2010 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

** 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

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**

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****************************************************************************/

//

//  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_StaticBaseUriContainer_H

#define Patternist_StaticBaseUriContainer_H

#include <QUrl>

#include "qfunctioncall_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist

{

    /**

     * @short Base class for functions that needs to

     * store the static base URI for use at runtime.

     *

     * @ingroup Patternist_functions

     * @author Frans Englich <frans.englich@nokia.com>

     */

    class StaticBaseUriContainer : public FunctionCall

    {

    protected:

        inline StaticBaseUriContainer()

        {

        }

        inline void prepareStaticBaseURI(const StaticContext::Ptr &context)

        {

            m_staticBaseURI = context->baseURI();

        }

        inline const QUrl &staticBaseURI() const

        {

            return m_staticBaseURI;

        }

        /**

         * Calls prepareStaticBaseURI(), and return the return value of

         * FunctionCall::typeCheck(), forwarding the arguments.

         */

        virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context,

                                          const SequenceType::Ptr &reqType)

        {

            prepareStaticBaseURI(context);

            return FunctionCall::typeCheck(context, reqType);

        }

    private:

        Q_DISABLE_COPY(StaticBaseUriContainer)

        QUrl m_staticBaseURI;

    };

}

QT_END_NAMESPACE

QT_END_HEADER

#endif