JSCallbackFunction.h 2.37 KB
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/*
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 * Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
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 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */

#ifndef JSCallbackFunction_h
#define JSCallbackFunction_h

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#include "InternalFunction.h"
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#include "JSObjectRef.h"
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namespace JSC {
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class JSCallbackFunction : public InternalFunction {
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    friend struct APICallbackFunction;
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public:
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    typedef InternalFunction Base;

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    static JSCallbackFunction* create(ExecState*, JSGlobalObject*, JSObjectCallAsFunctionCallback, const String& name);
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    DECLARE_INFO;
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    // InternalFunction mish-mashes constructor and function behavior -- we should 
    // refactor the code so this override isn't necessary
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    static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue proto) 
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    { 
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        return Structure::create(vm, globalObject, proto, TypeInfo(ObjectType, StructureFlags), info()); 
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    }

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private:
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    JSCallbackFunction(JSGlobalObject*, Structure*, JSObjectCallAsFunctionCallback);
    void finishCreation(VM&, const String& name);

    static CallType getCallData(JSCell*, CallData&);
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    JSObjectCallAsFunctionCallback m_callback;
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};

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} // namespace JSC
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#endif // JSCallbackFunction_h