1/*
2 * Copyright (C) 2010 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef JSNPObject_h
27#define JSNPObject_h
28
29#include <JavaScriptCore/JSObjectWithGlobalObject.h>
30
31typedef void* NPIdentifier;
32struct NPObject;
33
34namespace WebKit {
35
36class NPRuntimeObjectMap;
37
38// JSNPObject is a JSObject that wraps an NPObject.
39
40class JSNPObject : public JSC::JSObjectWithGlobalObject {
41public:
42    JSNPObject(JSC::JSGlobalObject*, NPRuntimeObjectMap* objectMap, NPObject* npObject);
43    ~JSNPObject();
44
45    void invalidate();
46
47    JSC::JSValue callMethod(JSC::ExecState*, NPIdentifier methodName);
48    JSC::JSValue callObject(JSC::ExecState*);
49    JSC::JSValue callConstructor(JSC::ExecState*);
50
51    static const JSC::ClassInfo s_info;
52
53    NPObject* npObject() const { return m_npObject; }
54
55private:
56    static const unsigned StructureFlags = JSC::OverridesGetOwnPropertySlot | JSC::OverridesGetPropertyNames | JSObject::StructureFlags;
57
58    static JSC::Structure* createStructure(JSC::JSGlobalData& globalData, JSC::JSValue prototype)
59    {
60        return JSC::Structure::create(globalData, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), AnonymousSlotCount, &s_info);
61    }
62
63    virtual JSC::CallType getCallData(JSC::CallData&);
64    virtual JSC::ConstructType getConstructData(JSC::ConstructData&);
65
66    virtual bool getOwnPropertySlot(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::PropertySlot&);
67    virtual bool getOwnPropertyDescriptor(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::PropertyDescriptor&);
68    virtual void put(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::JSValue, JSC::PutPropertySlot&);
69
70    virtual void getOwnPropertyNames(JSC::ExecState*, JSC::PropertyNameArray&, JSC::EnumerationMode mode = JSC::ExcludeDontEnumProperties);
71
72    static JSC::JSValue propertyGetter(JSC::ExecState*, JSC::JSValue, const JSC::Identifier&);
73    static JSC::JSValue methodGetter(JSC::ExecState*, JSC::JSValue, const JSC::Identifier&);
74    static JSC::JSObject* throwInvalidAccessError(JSC::ExecState*);
75
76    NPRuntimeObjectMap* m_objectMap;
77    NPObject* m_npObject;
78};
79
80} // namespace WebKit
81
82#endif // JSNPObject_h
83