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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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_cache_ActioChild_h
#define mozilla_dom_cache_ActioChild_h
#include "mozilla/dom/SafeRefPtr.h"
namespace mozilla::dom::cache {
class CacheWorkerRef;
// ActorChild is used in parent-child hierachies where parent actor implements
// the interface and expects the child actor class to notify it for various
// reasons. Child actor cannot bind directly to it's parent actor class (i.e.
// manager) as it could have multiple managers.
// TODO: I think it would be better to move this to a more general location as
// this is very generic interface and can represent any parent-child actor
// relationship.
class ActorChild {
public:
virtual void StartDestroy() = 0;
virtual void NoteDeletedActor() { /*no-op*/ }
protected:
ActorChild() = default;
~ActorChild() = default;
};
// This is more specific interface and meant to be used by cache related
// parent/child actors. Each cache actor expects to keep the worker ref alive
// throughout it's lifetime.
class CacheActorChild : public ActorChild {
public:
void SetWorkerRef(SafeRefPtr<CacheWorkerRef> aWorkerRef);
const SafeRefPtr<CacheWorkerRef>& GetWorkerRefPtr() const;
void RemoveWorkerRef();
protected:
CacheActorChild() = default;
~CacheActorChild();
private:
SafeRefPtr<CacheWorkerRef> mWorkerRef;
};
} // namespace mozilla::dom::cache
#endif // mozilla_dom_cache_ActioChild_h
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