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/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_workers_serviceworker_h__
#define mozilla_dom_workers_serviceworker_h__
#include "mozilla/DOMEventTargetHelper.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/ServiceWorkerBinding.h" // For ServiceWorkerState.
class nsPIDOMWindow;
namespace mozilla {
namespace dom {
class Promise;
namespace workers {
class SharedWorker;
bool
ServiceWorkerVisible(JSContext* aCx, JSObject* aObj);
class ServiceWorker final : public DOMEventTargetHelper
{
friend class RuntimeService;
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ServiceWorker, DOMEventTargetHelper)
IMPL_EVENT_HANDLER(statechange)
IMPL_EVENT_HANDLER(error)
virtual JSObject*
WrapObject(JSContext* aCx) override;
ServiceWorkerState
State() const
{
return mState;
}
void
SetState(ServiceWorkerState aState)
{
mState = aState;
}
void
GetScriptURL(nsString& aURL) const
{
aURL = mURL;
}
void
DispatchStateChange()
{
DOMEventTargetHelper::DispatchTrustedEvent(NS_LITERAL_STRING("statechange"));
}
#ifdef XP_WIN
#undef PostMessage
#endif
void
PostMessage(JSContext* aCx, JS::Handle<JS::Value> aMessage,
const Optional<Sequence<JS::Value>>& aTransferable,
ErrorResult& aRv);
WorkerPrivate*
GetWorkerPrivate() const;
private:
// This class can only be created from the RuntimeService.
ServiceWorker(nsPIDOMWindow* aWindow, SharedWorker* aSharedWorker);
// This class is reference-counted and will be destroyed from Release().
~ServiceWorker();
ServiceWorkerState mState;
nsString mURL;
// To allow ServiceWorkers to potentially drop the backing DOMEventTargetHelper and
// re-instantiate it later, they simply own a SharedWorker member that
// can be released and recreated as required rather than re-implement some of
// the SharedWorker logic.
nsRefPtr<SharedWorker> mSharedWorker;
};
} // namespace workers
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_workers_serviceworker_h__
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