/****************************************************************************
**
** Copyright (C) 2012 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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
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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_XsdAttributeTerm_H
#define Patternist_XsdAttributeTerm_H

#include "qnamedschemacomponent_p.h"
#include "qxsdannotated_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{
    /**
     * @short A base class for all attribute types.
     *
     * For easy resolving of attribute references, we use this as
     * common base class for XsdAttribute and XsdAttributeReference.
     *
     * @ingroup Patternist_schema
     * @author Tobias Koenig <tobias.koenig@nokia.com>
     */
    class XsdAttributeTerm : public NamedSchemaComponent, public XsdAnnotated
    {
        public:
            typedef QExplicitlySharedDataPointer<XsdAttributeTerm> Ptr;

            /**
             * Returns @c true if the term is an attribute use, @c false otherwise.
             */
            virtual bool isAttributeUse() const;

            /**
             * Returns @c true if the term is an attribute use reference, @c false otherwise.
             *
             * @note The reference term is only used internally as helper during type resolving.
             */
            virtual bool isReference() const;
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif