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

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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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

//

//  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_ComparesCaseAware_H

#define Patternist_ComparesCaseAware_H

#include "qfunctioncall_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist

{

    /**

     * @short Base-class for functions that compares strings and provides

     * an opportunity to optimize compares intended to be case insensitive.

     *

     * @ingroup Patternist_functions

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

     */

    class ComparesCaseAware : public FunctionCall

    {

    public:

        /**

         * Performs initialization.

         */

        ComparesCaseAware();

        virtual Expression::Ptr compress(const StaticContext::Ptr &context);

        /**

         * Tells whether the return value of the two operands must be compared

         * case insensitively or not.

         */

        inline Qt::CaseSensitivity caseSensitivity() const

        {

            return m_caseSensitivity;

        }

    private:

        Qt::CaseSensitivity m_caseSensitivity;

    };

}

QT_END_NAMESPACE

QT_END_HEADER

#endif