зеркало из https://github.com/mozilla/gecko-dev.git
142 строки
2.6 KiB
C++
142 строки
2.6 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_quota_UsageRequest_h
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#define mozilla_dom_quota_UsageRequest_h
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#include "nsCOMPtr.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsIQuotaRequests.h"
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class nsIPrincipal;
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class nsIQuotaCallback;
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class nsIQuotaUsageCallback;
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struct PRThread;
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namespace mozilla {
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namespace dom {
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namespace quota {
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class QuotaUsageRequestChild;
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class RequestBase
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: public nsIQuotaRequestBase
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{
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protected:
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#ifdef DEBUG
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PRThread* mOwningThread;
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#endif
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nsCOMPtr<nsIPrincipal> mPrincipal;
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nsresult mResultCode;
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bool mHaveResultOrErrorCode;
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public:
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void
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AssertIsOnOwningThread() const
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#ifdef DEBUG
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;
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#else
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{ }
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#endif
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void
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SetError(nsresult aRv);
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_NSIQUOTAREQUESTBASE
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NS_DECL_CYCLE_COLLECTION_CLASS(RequestBase)
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protected:
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RequestBase();
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RequestBase(nsIPrincipal* aPrincipal);
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virtual ~RequestBase()
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{
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AssertIsOnOwningThread();
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}
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virtual void
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FireCallback() = 0;
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};
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class UsageRequest final
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: public RequestBase
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, public nsIQuotaUsageRequest
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{
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nsCOMPtr<nsIQuotaUsageCallback> mCallback;
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uint64_t mUsage;
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uint64_t mFileUsage;
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QuotaUsageRequestChild* mBackgroundActor;
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bool mCanceled;
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public:
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UsageRequest(nsIPrincipal* aPrincipal,
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nsIQuotaUsageCallback* aCallback);
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void
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SetBackgroundActor(QuotaUsageRequestChild* aBackgroundActor);
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void
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ClearBackgroundActor()
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{
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AssertIsOnOwningThread();
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mBackgroundActor = nullptr;
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}
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void
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SetResult(uint64_t aUsage, uint64_t aFileUsage);
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NS_DECL_ISUPPORTS_INHERITED
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NS_FORWARD_NSIQUOTAREQUESTBASE(RequestBase::)
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NS_DECL_NSIQUOTAUSAGEREQUEST
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(UsageRequest, RequestBase)
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private:
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~UsageRequest();
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virtual void
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FireCallback() override;
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};
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class Request final
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: public RequestBase
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, public nsIQuotaRequest
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{
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nsCOMPtr<nsIQuotaCallback> mCallback;
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public:
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Request();
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explicit Request(nsIPrincipal* aPrincipal);
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void
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SetResult();
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NS_DECL_ISUPPORTS_INHERITED
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NS_FORWARD_NSIQUOTAREQUESTBASE(RequestBase::)
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NS_DECL_NSIQUOTAREQUEST
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(Request, RequestBase)
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private:
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~Request();
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virtual void
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FireCallback() override;
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};
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} // namespace quota
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_quota_UsageRequest_h
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