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9c0a07404c
MozReview-Commit-ID: ELgjLHsVLkv --HG-- extra : rebase_source : 8df793d8484762670e42fff4c3708df2b3ea1ebe
79 lines
2.2 KiB
C++
79 lines
2.2 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_StorageObserver_h
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#define mozilla_dom_StorageObserver_h
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#include "nsIObserver.h"
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#include "nsITimer.h"
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#include "nsWeakReference.h"
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#include "nsTObserverArray.h"
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#include "nsString.h"
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namespace mozilla {
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namespace dom {
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class StorageObserver;
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// Implementers are StorageManager and StorageDBParent to forward to
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// child processes.
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class StorageObserverSink
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{
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public:
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virtual ~StorageObserverSink() {}
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private:
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friend class StorageObserver;
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virtual nsresult Observe(const char* aTopic,
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const nsAString& aOriginAttributesPattern,
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const nsACString& aOriginScope) = 0;
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};
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// Statically (through layout statics) initialized observer receiving and
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// processing chrome clearing notifications, such as cookie deletion etc.
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class StorageObserver : public nsIObserver
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, public nsSupportsWeakReference
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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 nsresult Init();
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static nsresult Shutdown();
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static StorageObserver* Self() { return sSelf; }
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void AddSink(StorageObserverSink* aObs);
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void RemoveSink(StorageObserverSink* aObs);
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void Notify(const char* aTopic,
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const nsAString& aOriginAttributesPattern = EmptyString(),
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const nsACString& aOriginScope = EmptyCString());
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void
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NoteBackgroundThread(nsIEventTarget* aBackgroundThread);
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private:
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virtual ~StorageObserver() {}
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nsresult
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ClearMatchingOrigin(const char16_t* aData,
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nsACString& aOriginScope);
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static void TestingPrefChanged(const char* aPrefName, void* aClosure);
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static StorageObserver* sSelf;
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nsCOMPtr<nsIEventTarget> mBackgroundThread;
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// Weak references
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nsTObserverArray<StorageObserverSink*> mSinks;
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nsCOMPtr<nsITimer> mDBThreadStartDelayTimer;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_StorageObserver_h
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