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42 lines
1.4 KiB
C++
42 lines
1.4 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/quota/NotifyUtilsCommon.h"
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#include "mozilla/Services.h"
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#include "mozilla/dom/quota/QuotaCommon.h"
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#include "mozilla/dom/quota/ResultExtensions.h"
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#include "nsCOMPtr.h"
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#include "nsError.h"
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#include "nsIObserverService.h"
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#include "nsThreadUtils.h"
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namespace mozilla::dom::quota {
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void NotifyObserversOnMainThread(
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const char* aTopic,
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std::function<already_AddRefed<nsISupports>()>&& aSubjectGetter) {
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auto mainThreadFunction = [topic = aTopic,
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subjectGetter = std::move(aSubjectGetter)]() {
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nsCOMPtr<nsIObserverService> observerService =
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mozilla::services::GetObserverService();
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QM_TRY(MOZ_TO_RESULT(observerService), QM_VOID);
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nsCOMPtr<nsISupports> subject;
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if (subjectGetter) {
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subject = subjectGetter();
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}
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observerService->NotifyObservers(subject, topic, u"");
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};
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MOZ_ALWAYS_SUCCEEDS(NS_DispatchToMainThread(
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NS_NewRunnableFunction("dom::quota::NotifyObserversOnMainThread",
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std::move(mainThreadFunction))));
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}
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} // namespace mozilla::dom::quota
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