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Diffstat (limited to '')
-rw-r--r-- | dom/quota/QuotaRequests.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/dom/quota/QuotaRequests.h b/dom/quota/QuotaRequests.h new file mode 100644 index 0000000000..7cfa69ae6d --- /dev/null +++ b/dom/quota/QuotaRequests.h @@ -0,0 +1,121 @@ +/* -*- 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_quota_UsageRequest_h +#define mozilla_dom_quota_UsageRequest_h + +#include <cstdint> +#include "ErrorList.h" +#include "mozilla/Assertions.h" +#include "nsCOMPtr.h" +#include "nsCycleCollectionParticipant.h" +#include "nsIPrincipal.h" +#include "nsIQuotaRequests.h" +#include "nsISupports.h" + +class nsIQuotaCallback; +class nsIQuotaUsageCallback; +class nsIVariant; + +namespace mozilla::dom::quota { + +class QuotaUsageRequestChild; + +class RequestBase : public nsIQuotaRequestBase { + protected: + nsCOMPtr<nsIPrincipal> mPrincipal; + + nsresult mResultCode; + bool mHaveResultOrErrorCode; + + public: + void AssertIsOnOwningThread() const +#ifdef DEBUG + ; +#else + { + } +#endif + + void SetError(nsresult aRv); + + NS_DECL_CYCLE_COLLECTING_ISUPPORTS + NS_DECL_NSIQUOTAREQUESTBASE + NS_DECL_CYCLE_COLLECTION_CLASS(RequestBase) + + protected: + RequestBase(); + + RequestBase(nsIPrincipal* aPrincipal); + + virtual ~RequestBase() { AssertIsOnOwningThread(); } + + virtual void FireCallback() = 0; +}; + +class UsageRequest final : public RequestBase, public nsIQuotaUsageRequest { + nsCOMPtr<nsIQuotaUsageCallback> mCallback; + + nsCOMPtr<nsIVariant> mResult; + + QuotaUsageRequestChild* mBackgroundActor; + + bool mCanceled; + + public: + explicit UsageRequest(nsIQuotaUsageCallback* aCallback); + + UsageRequest(nsIPrincipal* aPrincipal, nsIQuotaUsageCallback* aCallback); + + void SetBackgroundActor(QuotaUsageRequestChild* aBackgroundActor); + + void ClearBackgroundActor() { + AssertIsOnOwningThread(); + + mBackgroundActor = nullptr; + } + + void SetResult(nsIVariant* aResult); + + NS_DECL_ISUPPORTS_INHERITED + NS_FORWARD_NSIQUOTAREQUESTBASE(RequestBase::) + NS_DECL_NSIQUOTAUSAGEREQUEST + NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(UsageRequest, RequestBase) + + private: + ~UsageRequest(); + + virtual void FireCallback() override; +}; + +class Request final : public RequestBase, public nsIQuotaRequest { + nsCOMPtr<nsIQuotaCallback> mCallback; + + nsCOMPtr<nsIVariant> mResult; + + public: + Request(); + + explicit Request(nsIPrincipal* aPrincipal); + + explicit Request(nsIQuotaCallback* aCallback); + + void SetResult(nsIVariant* aResult); + + NS_DECL_ISUPPORTS_INHERITED + NS_FORWARD_NSIQUOTAREQUESTBASE(RequestBase::) + NS_DECL_NSIQUOTAREQUEST + NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(Request, RequestBase) + + private: + ~Request(); + + virtual void FireCallback() override; +}; + +} // namespace mozilla::dom::quota + +#endif // mozilla_dom_quota_UsageRequest_h |