/* | |
* Copyright (C) 2006, 2007, 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 "JSCallbackConstructor.h" | |
#include "APIShims.h" | |
#include "APICast.h" | |
#include <runtime/JSGlobalObject.h> | |
#include <runtime/JSLock.h> | |
#include <runtime/ObjectPrototype.h> | |
#include <wtf/Vector.h> | |
namespace JSC { | |
const ClassInfo JSCallbackConstructor::info = { "CallbackConstructor", 0, 0, 0 }; | |
JSCallbackConstructor::JSCallbackConstructor(NonNullPassRefPtr<Structure> structure, JSClassRef jsClass, JSObjectCallAsConstructorCallback callback) | |
: JSObject(structure) | |
, m_class(jsClass) | |
, m_callback(callback) | |
{ | |
if (m_class) | |
JSClassRetain(jsClass); | |
} | |
JSCallbackConstructor::~JSCallbackConstructor() | |
{ | |
if (m_class) | |
JSClassRelease(m_class); | |
} | |
static JSObject* constructJSCallback(ExecState* exec, JSObject* constructor, const ArgList& args) | |
{ | |
JSContextRef ctx = toRef(exec); | |
JSObjectRef constructorRef = toRef(constructor); | |
JSObjectCallAsConstructorCallback callback = static_cast<JSCallbackConstructor*>(constructor)->callback(); | |
if (callback) { | |
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; | |
JSObjectRef result; | |
{ | |
APICallbackShim callbackShim(exec); | |
result = callback(ctx, constructorRef, argumentCount, arguments.data(), &exception); | |
} | |
if (exception) | |
exec->setException(toJS(exec, exception)); | |
return toJS(result); | |
} | |
return toJS(JSObjectMake(ctx, static_cast<JSCallbackConstructor*>(constructor)->classRef(), 0)); | |
} | |
ConstructType JSCallbackConstructor::getConstructData(ConstructData& constructData) | |
{ | |
constructData.native.function = constructJSCallback; | |
return ConstructTypeHost; | |
} | |
} // namespace JSC |