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72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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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_Lock_h
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#define mozilla_dom_Lock_h
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#include "js/TypeDecls.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/ErrorResult.h"
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#include "mozilla/WeakPtr.h"
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#include "mozilla/dom/BindingDeclarations.h"
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#include "mozilla/dom/LockManagerBinding.h"
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#include "mozilla/dom/PromiseNativeHandler.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsWrapperCache.h"
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namespace mozilla::dom {
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class LockManager;
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namespace locks {
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class LockRequestChild;
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}
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class Lock final : public PromiseNativeHandler, public nsWrapperCache {
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friend class LockManager;
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(Lock)
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Lock(nsIGlobalObject* aGlobal,
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const WeakPtr<locks::LockRequestChild>& aLockRequestChild,
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const nsString& aName, LockMode aMode,
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const RefPtr<Promise>& aReleasedPromise, ErrorResult& aRv);
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protected:
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~Lock() = default;
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public:
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nsIGlobalObject* GetParentObject() const { return mOwner; };
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JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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void GetName(nsString& aRetVal) const;
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LockMode Mode() const;
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Promise& GetWaitingPromise();
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// PromiseNativeHandler
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virtual void ResolvedCallback(JSContext* aCx, JS::Handle<JS::Value> aValue,
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ErrorResult& aRv) override;
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virtual void RejectedCallback(JSContext* aCx, JS::Handle<JS::Value> aValue,
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ErrorResult& aRv) override;
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private:
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nsCOMPtr<nsIGlobalObject> mOwner;
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WeakPtr<locks::LockRequestChild> mLockRequestChild;
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nsString mName;
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LockMode mMode;
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RefPtr<Promise> mWaitingPromise;
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RefPtr<Promise> mReleasedPromise;
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};
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} // namespace mozilla::dom
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#endif // mozilla_dom_Lock_h
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