JSValue jsWorkerContextOnmessage(ExecState* exec, const Identifier&, const PropertySlot& slot)
{
UNUSED_PARAM(exec);
WorkerContext* imp = static_cast<WorkerContext*>(static_cast<JSWorkerContext*>(asObject(slot.slotBase()))->impl());
if (EventListener* listener = imp->onmessage()) {
if (JSObject* jsFunction = listener->jsFunction())
return jsFunction;
}
return jsNull();
}
virtual void performTask(ScriptExecutionContext* scriptContext)
{
ASSERT(scriptContext->isWorkerContext());
WorkerContext* context = static_cast<WorkerContext*>(scriptContext);
RefPtr<Event> evt = MessageEvent::create(m_message, "", "", 0, 0);
if (context->onmessage()) {
evt->setTarget(context);
evt->setCurrentTarget(context);
context->onmessage()->handleEvent(evt.get(), false);
}
ExceptionCode ec = 0;
context->dispatchEvent(evt.release(), ec);
ASSERT(!ec);
context->thread()->messagingProxy()->confirmWorkerThreadMessage(context->hasPendingActivity());
}