// static
WorkerContextProxy* WebWorkerClientImpl::createWorkerContextProxy(Worker* worker)
{
// Special behavior for multiple workers per process.
// FIXME: v8 doesn't support more than one workers per process.
// if (!worker->scriptExecutionContext()->isDocument())
// return new WorkerMessagingProxy(worker);
WebWorker* webWorker = 0;
WebWorkerClientImpl* proxy = new WebWorkerClientImpl(worker);
if (worker->scriptExecutionContext()->isDocument()) {
Document* document = static_cast<Document*>(
worker->scriptExecutionContext());
WebFrameImpl* webFrame = WebFrameImpl::fromFrame(document->frame());
webWorker = webFrame->client()->createWorker(webFrame, proxy);
} else {
WorkerContextExecutionProxy* currentContext =
WorkerContextExecutionProxy::retrieve();
if (!currentContext) {
ASSERT_NOT_REACHED();
return 0;
}
DedicatedWorkerThread* thread =
static_cast<DedicatedWorkerThread*>(currentContext->workerContext()->thread());
WorkerObjectProxy* workerObjectProxy = &thread->workerObjectProxy();
WebWorkerImpl* impl = reinterpret_cast<WebWorkerImpl*>(workerObjectProxy);
webWorker = impl->client()->createWorker(proxy);
}
proxy->setWebWorker(webWorker);
return proxy;
}
ScriptExecutionContext* getScriptExecutionContext(ScriptState* scriptState)
{
#if ENABLE(WORKERS)
WorkerContextExecutionProxy* proxy = WorkerContextExecutionProxy::retrieve();
if (proxy)
return proxy->workerContext()->scriptExecutionContext();
#endif
if (scriptState)
return scriptState->frame()->document()->scriptExecutionContext();
else {
Frame* frame = V8Proxy::retrieveFrameForCurrentContext();
if (frame)
return frame->document()->scriptExecutionContext();
}
return 0;
}
ScriptExecutionContext* getScriptExecutionContext(ScriptState* scriptState)
{
#if ENABLE(WORKERS)
WorkerContextExecutionProxy* proxy = WorkerContextExecutionProxy::retrieve();
if (proxy)
return proxy->workerContext()->scriptExecutionContext();
#endif
Frame* frame;
if (scriptState) {
v8::HandleScope handleScope;
frame = V8Proxy::retrieveFrame(scriptState->context());
} else
frame = V8Proxy::retrieveFrameForCurrentContext();
if (frame)
return frame->document()->scriptExecutionContext();
return 0;
}