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47 lines
1.3 KiB
C++
47 lines
1.3 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_ServiceWorkerPeriodicUpdater_h
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#define mozilla_ServiceWorkerPeriodicUpdater_h
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#include "nsCOMPtr.h"
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#include "nsIObserver.h"
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#include "mozilla/StaticPtr.h"
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namespace mozilla {
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namespace dom {
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namespace workers {
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/**
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* This XPCOM component is main-process only, which means that it will never
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* get instantiated in child processes. When we receive the idle-daily
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* notification in this component, we iterate over all PContent children, and
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* send each one a message that will trigger a call to
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* nsIServiceWorkerManager::UpdateAllRegistrations() in all child processes.
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*/
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class ServiceWorkerPeriodicUpdater final : public nsIObserver
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIOBSERVER
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static already_AddRefed<ServiceWorkerPeriodicUpdater> GetSingleton();
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private:
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ServiceWorkerPeriodicUpdater();
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~ServiceWorkerPeriodicUpdater();
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static StaticRefPtr<ServiceWorkerPeriodicUpdater> sInstance;
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static bool sPeriodicUpdatesEnabled;
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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
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