1/*
2 * Copyright (C) 2006, 2008 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 COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef JSCallbackFunction_h
27#define JSCallbackFunction_h
28
29#include "InternalFunction.h"
30#include "JSObjectRef.h"
31
32namespace JSC {
33
34class JSCallbackFunction : public InternalFunction {
35public:
36    JSCallbackFunction(ExecState*, JSGlobalObject*, JSObjectCallAsFunctionCallback, const Identifier& name);
37
38    static const ClassInfo s_info;
39
40    // InternalFunction mish-mashes constructor and function behavior -- we should
41    // refactor the code so this override isn't necessary
42    static Structure* createStructure(JSGlobalData& globalData, JSValue proto)
43    {
44        return Structure::create(globalData, proto, TypeInfo(ObjectType, StructureFlags), AnonymousSlotCount, &s_info);
45    }
46
47private:
48    virtual CallType getCallData(CallData&);
49
50    static EncodedJSValue JSC_HOST_CALL call(ExecState*);
51
52    JSObjectCallAsFunctionCallback m_callback;
53};
54
55} // namespace JSC
56
57#endif // JSCallbackFunction_h
58