src/3rdparty/webkit/JavaScriptCore/runtime/JSWrapperObject.h
author Alex Gilkes <alex.gilkes@nokia.com>
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/*
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 *  Copyright (C) 2006 Maks Orlovich
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 *  Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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 *
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 *  This library is free software; you can redistribute it and/or
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 *  modify it under the terms of the GNU Library General Public
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 *  License as published by the Free Software Foundation; either
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 *  version 2 of the License, or (at your option) any later version.
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 *
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 *  This library is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 *  Library General Public License for more details.
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 *
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 *  You should have received a copy of the GNU Library General Public License
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 *  along with this library; see the file COPYING.LIB.  If not, write to
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 *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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 *  Boston, MA 02110-1301, USA.
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 *
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 */
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#ifndef JSWrapperObject_h
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#define JSWrapperObject_h
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#include "JSObject.h"
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namespace JSC {
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    // This class is used as a base for classes such as String,
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    // Number, Boolean and Date which are wrappers for primitive types.
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    class JSWrapperObject : public JSObject {
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    protected:
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        explicit JSWrapperObject(NonNullPassRefPtr<Structure>);
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    public:
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        JSValue internalValue() const { return m_internalValue; }
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        void setInternalValue(JSValue);
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        static PassRefPtr<Structure> createStructure(JSValue prototype) 
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        { 
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            return Structure::create(prototype, TypeInfo(ObjectType, StructureFlags));
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        }
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    private:
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        virtual void markChildren(MarkStack&);
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        JSValue m_internalValue;
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    };
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    inline JSWrapperObject::JSWrapperObject(NonNullPassRefPtr<Structure> structure)
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        : JSObject(structure)
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    {
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        addAnonymousSlots(1);
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        putAnonymousValue(0, jsNull());
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    }
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    inline void JSWrapperObject::setInternalValue(JSValue value)
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    {
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        ASSERT(value);
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        ASSERT(!value.isObject());
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        m_internalValue = value;
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        putAnonymousValue(0, value);
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    }
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} // namespace JSC
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#endif // JSWrapperObject_h