1/*
2 * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
3 * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef JSCallbackObject_h
28#define JSCallbackObject_h
29
30#include "JSObjectRef.h"
31#include "JSValueRef.h"
32#include "JSObject.h"
33
34namespace JSC {
35
36template <class Base>
37class JSCallbackObject : public Base {
38public:
39 JSCallbackObject(ExecState*, NonNullPassRefPtr<Structure>, JSClassRef, void* data);
40 JSCallbackObject(JSClassRef);
41 virtual ~JSCallbackObject();
42
43 void setPrivate(void* data);
44 void* getPrivate();
45
46 static const ClassInfo info;
47
48 JSClassRef classRef() const { return m_callbackObjectData->jsClass; }
49 bool inherits(JSClassRef) const;
50
51 static PassRefPtr<Structure> createStructure(JSValue proto)
52 {
53 return Structure::create(prototype: proto, typeInfo: TypeInfo(ObjectType, StructureFlags));
54 }
55
56protected:
57 static const unsigned StructureFlags = OverridesGetOwnPropertySlot | ImplementsHasInstance | OverridesHasInstance | OverridesMarkChildren | OverridesGetPropertyNames | Base::StructureFlags;
58
59private:
60 virtual UString className() const;
61
62 virtual bool getOwnPropertySlot(ExecState*, const Identifier&, PropertySlot&);
63 virtual bool getOwnPropertySlot(ExecState*, unsigned, PropertySlot&);
64 virtual bool getOwnPropertyDescriptor(ExecState*, const Identifier&, PropertyDescriptor&);
65
66 virtual void put(ExecState*, const Identifier&, JSValue, PutPropertySlot&);
67
68 virtual bool deleteProperty(ExecState*, const Identifier&);
69 virtual bool deleteProperty(ExecState*, unsigned);
70
71 virtual bool hasInstance(ExecState* exec, JSValue value, JSValue proto);
72
73 virtual void getOwnPropertyNames(ExecState*, PropertyNameArray&, EnumerationMode mode = ExcludeDontEnumProperties);
74
75 virtual double toNumber(ExecState*) const;
76 virtual UString toString(ExecState*) const;
77
78 virtual ConstructType getConstructData(ConstructData&);
79 virtual CallType getCallData(CallData&);
80 virtual const ClassInfo* classInfo() const { return &info; }
81
82 void init(ExecState*);
83
84 static JSCallbackObject* asCallbackObject(JSValue);
85
86 static JSValue JSC_HOST_CALL call(ExecState*, JSObject* functionObject, JSValue thisValue, const ArgList&);
87 static JSObject* construct(ExecState*, JSObject* constructor, const ArgList&);
88
89 static JSValue staticValueGetter(ExecState*, const Identifier&, const PropertySlot&);
90 static JSValue staticFunctionGetter(ExecState*, const Identifier&, const PropertySlot&);
91 static JSValue callbackGetter(ExecState*, const Identifier&, const PropertySlot&);
92
93 struct JSCallbackObjectData {
94 JSCallbackObjectData(void* privateData, JSClassRef jsClass)
95 : privateData(privateData)
96 , jsClass(jsClass)
97 {
98 JSClassRetain(jsClass);
99 }
100
101 ~JSCallbackObjectData()
102 {
103 JSClassRelease(jsClass);
104 }
105
106 void* privateData;
107 JSClassRef jsClass;
108 };
109
110 OwnPtr<JSCallbackObjectData> m_callbackObjectData;
111};
112
113} // namespace JSC
114
115// include the actual template class implementation
116#include "JSCallbackObjectFunctions.h"
117
118#endif // JSCallbackObject_h
119

source code of qtscript/src/3rdparty/javascriptcore/JavaScriptCore/API/JSCallbackObject.h