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103 lines
2.6 KiB
C++
103 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_workers_serviceworker_h__
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#define mozilla_dom_workers_serviceworker_h__
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#include "mozilla/DOMEventTargetHelper.h"
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#include "mozilla/dom/BindingDeclarations.h"
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#include "mozilla/dom/ServiceWorkerBinding.h" // For ServiceWorkerState.
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class nsPIDOMWindow;
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namespace mozilla {
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namespace dom {
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namespace workers {
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class ServiceWorkerInfo;
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class ServiceWorkerManager;
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class SharedWorker;
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bool
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ServiceWorkerVisible(JSContext* aCx, JSObject* aObj);
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class ServiceWorker final : public DOMEventTargetHelper
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{
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friend class ServiceWorkerManager;
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ServiceWorker, DOMEventTargetHelper)
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IMPL_EVENT_HANDLER(statechange)
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IMPL_EVENT_HANDLER(error)
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virtual JSObject*
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WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
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ServiceWorkerState
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State() const
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{
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return mState;
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}
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void
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SetState(ServiceWorkerState aState)
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{
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mState = aState;
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}
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void
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GetScriptURL(nsString& aURL) const;
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const ServiceWorkerInfo* Info() const { return mInfo; }
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void
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DispatchStateChange(ServiceWorkerState aState)
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{
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SetState(aState);
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DOMEventTargetHelper::DispatchTrustedEvent(NS_LITERAL_STRING("statechange"));
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}
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void
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QueueStateChangeEvent(ServiceWorkerState aState);
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#ifdef XP_WIN
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#undef PostMessage
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#endif
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void
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PostMessage(JSContext* aCx, JS::Handle<JS::Value> aMessage,
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const Optional<Sequence<JS::Value>>& aTransferable,
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ErrorResult& aRv);
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WorkerPrivate*
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GetWorkerPrivate() const;
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private:
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// This class can only be created from the ServiceWorkerManager.
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ServiceWorker(nsPIDOMWindow* aWindow, ServiceWorkerInfo* aInfo,
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SharedWorker* aSharedWorker);
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// This class is reference-counted and will be destroyed from Release().
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~ServiceWorker();
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ServiceWorkerState mState;
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const nsRefPtr<ServiceWorkerInfo> mInfo;
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// To allow ServiceWorkers to potentially drop the backing DOMEventTargetHelper and
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// re-instantiate it later, they simply own a SharedWorker member that
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// can be released and recreated as required rather than re-implement some of
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// the SharedWorker logic.
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nsRefPtr<SharedWorker> mSharedWorker;
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};
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} // namespace workers
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_workers_serviceworker_h__
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