/* | |
* 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 | |
* 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. | |
*/ | |
#include "config.h" | |
#include <wtf/Platform.h> | |
#include "JSCallbackFunction.h" | |
#include "APIShims.h" | |
#include "APICast.h" | |
#include "CodeBlock.h" | |
#include "JSFunction.h" | |
#include "FunctionPrototype.h" | |
#include <runtime/JSGlobalObject.h> | |
#include <runtime/JSLock.h> | |
#include <wtf/Vector.h> | |
namespace JSC { | |
ASSERT_CLASS_FITS_IN_CELL(JSCallbackFunction); | |
const ClassInfo JSCallbackFunction::info = { "CallbackFunction", &InternalFunction::info, 0, 0 }; | |
JSCallbackFunction::JSCallbackFunction(ExecState* exec, JSObjectCallAsFunctionCallback callback, const Identifier& name) | |
: InternalFunction(&exec->globalData(), exec->lexicalGlobalObject()->callbackFunctionStructure(), name) | |
, m_callback(callback) | |
{ | |
} | |
JSValue JSCallbackFunction::call(ExecState* exec, JSObject* functionObject, JSValue thisValue, const ArgList& args) | |
{ | |
JSContextRef execRef = toRef(exec); | |
JSObjectRef functionRef = toRef(functionObject); | |
JSObjectRef thisObjRef = toRef(thisValue.toThisObject(exec)); | |
int argumentCount = static_cast<int>(args.size()); | |
Vector<JSValueRef, 16> arguments(argumentCount); | |
for (int i = 0; i < argumentCount; i++) | |
arguments[i] = toRef(exec, args.at(i)); | |
JSValueRef exception = 0; | |
JSValueRef result; | |
{ | |
APICallbackShim callbackShim(exec); | |
result = static_cast<JSCallbackFunction*>(functionObject)->m_callback(execRef, functionRef, thisObjRef, argumentCount, arguments.data(), &exception); | |
} | |
if (exception) | |
exec->setException(toJS(exec, exception)); | |
return toJS(exec, result); | |
} | |
CallType JSCallbackFunction::getCallData(CallData& callData) | |
{ | |
callData.native.function = call; | |
return CallTypeHost; | |
} | |
} // namespace JSC |