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aefa2aa5da
For the Quatum DOM project, it's better to work in terms of event targets than threads. This patch converts DOM code to operate on event targets rather than threads, when possible. MozReview-Commit-ID: 5FgvpKadUA2
80 lines
2.3 KiB
C++
80 lines
2.3 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_dom_cache_PrincipalVerifier_h
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#define mozilla_dom_cache_PrincipalVerifier_h
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#include "mozilla/ipc/PBackgroundSharedTypes.h"
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#include "nsThreadUtils.h"
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#include "nsTObserverArray.h"
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namespace mozilla {
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namespace ipc {
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class PBackgroundParent;
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} // namespace ipc
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namespace dom {
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namespace cache {
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class ManagerId;
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class PrincipalVerifier final : public Runnable
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{
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public:
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// An interface to be implemented by code wishing to use the
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// PrincipalVerifier. Note, the Listener implementation is responsible
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// for calling RemoveListener() on the PrincipalVerifier to clear the
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// weak reference.
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class Listener
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{
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public:
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virtual void OnPrincipalVerified(nsresult aRv, ManagerId* aManagerId) = 0;
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};
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static already_AddRefed<PrincipalVerifier>
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CreateAndDispatch(Listener* aListener, mozilla::ipc::PBackgroundParent* aActor,
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const mozilla::ipc::PrincipalInfo& aPrincipalInfo);
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void AddListener(Listener* aListener);
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// The Listener must call RemoveListener() when OnPrincipalVerified() is
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// called or when the Listener is destroyed.
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void RemoveListener(Listener* aListener);
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private:
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PrincipalVerifier(Listener* aListener, mozilla::ipc::PBackgroundParent* aActor,
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const mozilla::ipc::PrincipalInfo& aPrincipalInfo);
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virtual ~PrincipalVerifier();
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void VerifyOnMainThread();
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void CompleteOnInitiatingThread();
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void DispatchToInitiatingThread(nsresult aRv);
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// Weak reference cleared by RemoveListener()
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typedef nsTObserverArray<Listener*> ListenerList;
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ListenerList mListenerList;
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// set in originating thread at construction, but must be accessed and
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// released on main thread
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RefPtr<ContentParent> mActor;
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const mozilla::ipc::PrincipalInfo mPrincipalInfo;
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nsCOMPtr<nsIEventTarget> mInitiatingEventTarget;
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nsresult mResult;
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RefPtr<ManagerId> mManagerId;
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public:
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NS_DECL_NSIRUNNABLE
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};
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} // namespace cache
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_cache_PrincipalVerifier_h
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