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

**

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

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the QtScript module of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL-ONLY$

** 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.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

** $QT_END_LICENSE$

**

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

#ifndef QSCRIPTSTATICSCOPEOBJECT_P_H

#define QSCRIPTSTATICSCOPEOBJECT_P_H

//

//  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.

//

#include <QtCore/qobjectdefs.h>

#include "JSVariableObject.h"

QT_BEGIN_NAMESPACE

class QScriptStaticScopeObject : public JSC::JSVariableObject {

public:

    struct PropertyInfo {

        PropertyInfo(const JSC::Identifier& i, JSC::JSValue v, unsigned a)

            : identifier(i), value(v), attributes(a)

            { }

        PropertyInfo() {}

        JSC::Identifier identifier;

        JSC::JSValue value;

        unsigned attributes;

    };

    QScriptStaticScopeObject(WTF::NonNullPassRefPtr<JSC::Structure> structure,

                            int propertyCount, const PropertyInfo*);

    QScriptStaticScopeObject(WTF::NonNullPassRefPtr<JSC::Structure> structure);

    virtual ~QScriptStaticScopeObject();

    virtual bool isDynamicScope() const { return false; }

    virtual bool getOwnPropertySlot(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::PropertySlot&);

    virtual bool getOwnPropertyDescriptor(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::PropertyDescriptor&);

    virtual void putWithAttributes(JSC::ExecState *exec, const JSC::Identifier &propertyName, JSC::JSValue value, unsigned attributes);

    virtual void put(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::JSValue value, JSC::PutPropertySlot&);

    virtual bool deleteProperty(JSC::ExecState*, const JSC::Identifier& propertyName);

    virtual void markChildren(JSC::MarkStack&);

    virtual const JSC::ClassInfo* classInfo() const { return &info; }

    static const JSC::ClassInfo info;

    static WTF::PassRefPtr<JSC::Structure> createStructure(JSC::JSValue proto) {

        return JSC::Structure::create(proto, JSC::TypeInfo(JSC::ObjectType, StructureFlags));

    }

protected:

    static const unsigned StructureFlags = JSC::OverridesGetOwnPropertySlot | JSC::NeedsThisConversion | JSC::OverridesMarkChildren | JSC::OverridesGetPropertyNames | JSC::JSVariableObject::StructureFlags;

    struct Data : public JSVariableObjectData {

        Data(bool canGrow_)

            : JSVariableObjectData(&symbolTable, /*registers=*/0),

            canGrow(canGrow_), registerArraySize(0)

        { }

        bool canGrow;

        int registerArraySize;

        JSC::SymbolTable symbolTable;

    };

    Data* d_ptr() const { return static_cast<Data*>(JSVariableObject::d); }

private:

    void addSymbolTableProperty(const JSC::Identifier&, JSC::JSValue, unsigned attributes);

    int growRegisterArray(int);

};

QT_END_NAMESPACE

#endif