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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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_LockManager_h
#define mozilla_dom_LockManager_h
#include "js/TypeDecls.h"
#include "mozilla/Attributes.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/Lock.h"
#include "mozilla/dom/LockManagerBinding.h"
#include "mozilla/dom/WorkerRef.h"
#include "nsCycleCollectionParticipant.h"
#include "nsHashKeys.h"
#include "nsTHashMap.h"
#include "nsTHashSet.h"
#include "nsWrapperCache.h"
class nsIGlobalObject;
namespace mozilla::dom {
class LockGrantedCallback;
struct LockOptions;
namespace locks {
class LockManagerChild;
}
class LockManager final : public nsISupports, public nsWrapperCache {
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(LockManager)
private:
explicit LockManager(nsIGlobalObject* aGlobal);
public:
static already_AddRefed<LockManager> Create(nsIGlobalObject& aGlobal);
nsIGlobalObject* GetParentObject() const { return mOwner; }
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
already_AddRefed<Promise> Request(const nsAString& aName,
LockGrantedCallback& aCallback,
ErrorResult& aRv);
already_AddRefed<Promise> Request(const nsAString& aName,
const LockOptions& aOptions,
LockGrantedCallback& aCallback,
ErrorResult& aRv);
already_AddRefed<Promise> Query(ErrorResult& aRv);
void Shutdown();
private:
~LockManager() = default;
nsCOMPtr<nsIGlobalObject> mOwner;
RefPtr<locks::LockManagerChild> mActor;
// Revokes itself and triggers LockManagerChild deletion on worker shutdown
// callback.
RefPtr<WeakWorkerRef> mWorkerRef;
};
} // namespace mozilla::dom
#endif // mozilla_dom_LockManager_h
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