/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). 
** All rights reserved. 
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit. 
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
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** a written agreement between you and Nokia. 
**
** 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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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. 
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** 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
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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_StaticCompatibilityStore_H
#define Patternist_StaticCompatibilityStore_H

#include "qsinglecontainer_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{
    /**
     * @short A compile time only AST node that changes the backwareds compatibility mode. 
     * Used for XSL-T 2.0's backwards compatibility mode. 
     *
     * @see StaticCompatibilityContext
     * @author Frans Englich <frans.englich@nokia.com>
     * @ingroup Patternist_expressions
     * @since 4.5
     */
    class StaticCompatibilityStore : public SingleContainer
    {
    public:
        /**
         * @p baseURI must be valid, not empty, and either relative or
         * absolute. 
         */
        StaticCompatibilityStore(const Expression::Ptr &operand);
        virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context,
                                          const SequenceType::Ptr &reqType);
        virtual SequenceType::Ptr staticType() const;
        virtual SequenceType::List expectedOperandTypes() const;
        virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const;
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif
