1/*
2 * Copyright (C) 2006 Maks Orlovich
3 * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 *
20 */
21
22#ifndef JSWrapperObject_h
23#define JSWrapperObject_h
24
25#include "JSObject.h"
26
27namespace JSC {
28
29 // This class is used as a base for classes such as String,
30 // Number, Boolean and Date which are wrappers for primitive types.
31 class JSWrapperObject : public JSObject {
32 protected:
33 explicit JSWrapperObject(NonNullPassRefPtr<Structure>);
34
35 public:
36 JSValue internalValue() const { return m_internalValue; }
37 void setInternalValue(JSValue);
38
39 static PassRefPtr<Structure> createStructure(JSValue prototype)
40 {
41 return Structure::create(prototype, TypeInfo(ObjectType, StructureFlags));
42 }
43
44 private:
45 virtual void markChildren(MarkStack&);
46
47 JSValue m_internalValue;
48 };
49
50 inline JSWrapperObject::JSWrapperObject(NonNullPassRefPtr<Structure> structure)
51 : JSObject(structure)
52 {
53 addAnonymousSlots(1);
54 putAnonymousValue(0, jsNull());
55 }
56
57 inline void JSWrapperObject::setInternalValue(JSValue value)
58 {
59 ASSERT(value);
60 ASSERT(!value.isObject());
61 m_internalValue = value;
62 putAnonymousValue(0, value);
63 }
64
65} // namespace JSC
66
67#endif // JSWrapperObject_h
68