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 | |
34 | namespace JSC { |
35 | |
36 | template <class Base> |
37 | class JSCallbackObject : public Base { |
38 | public: |
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 | |
56 | protected: |
57 | static const unsigned StructureFlags = OverridesGetOwnPropertySlot | ImplementsHasInstance | OverridesHasInstance | OverridesMarkChildren | OverridesGetPropertyNames | Base::StructureFlags; |
58 | |
59 | private: |
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 | |