JavaScriptCore-7600.1.4.16.1.tar.gz

[apple/javascriptcore.git] / API / JSCallbackFunction.cpp

/*
 * Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 *
 * THIS SOFTWARE IS PROVIDED BY APPLE 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 INC. OR
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#include "config.h"
#include "JSCallbackFunction.h"

#include "APICallbackFunction.h"
#include "APICast.h"
#include "CodeBlock.h"
#include "Error.h"
#include "ExceptionHelpers.h"
#include "FunctionPrototype.h"
#include "JSFunction.h"
#include "JSGlobalObject.h"
#include "JSLock.h"
#include "JSCInlines.h"
#include <wtf/Vector.h>

namespace JSC {

STATIC_ASSERT_IS_TRIVIALLY_DESTRUCTIBLE(JSCallbackFunction);

const ClassInfo JSCallbackFunction::s_info = { "CallbackFunction", &InternalFunction::s_info, 0, 0, CREATE_METHOD_TABLE(JSCallbackFunction) };

JSCallbackFunction::JSCallbackFunction(VM& vm, Structure* structure, JSObjectCallAsFunctionCallback callback)
    : InternalFunction(vm, structure)
    , m_callback(callback)
{
}

void JSCallbackFunction::finishCreation(VM& vm, const String& name)
{
    Base::finishCreation(vm, name);
    ASSERT(inherits(info()));
}

JSCallbackFunction* JSCallbackFunction::create(VM& vm, JSGlobalObject* globalObject, JSObjectCallAsFunctionCallback callback, const String& name)
{
    JSCallbackFunction* function = new (NotNull, allocateCell<JSCallbackFunction>(vm.heap)) JSCallbackFunction(vm, globalObject->callbackFunctionStructure(), callback);
    function->finishCreation(vm, name);
    return function;
}

CallType JSCallbackFunction::getCallData(JSCell*, CallData& callData)
{
    callData.native.function = APICallbackFunction::call<JSCallbackFunction>;
    return CallTypeHost;
}

} // namespace JSC