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265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
51 lines
1.7 KiB
C++
51 lines
1.7 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_ClientDOMUtil_h
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#define _mozilla_dom_ClientDOMUtil_h
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#include "mozilla/dom/ClientIPCTypes.h"
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#include "mozilla/dom/ClientOpPromise.h"
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#include "mozilla/dom/DOMMozPromiseRequestHolder.h"
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#include "mozilla/dom/WorkerHolderToken.h"
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#include "mozilla/dom/WorkerPrivate.h"
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class nsIGlobalObject;
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namespace mozilla {
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namespace dom {
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// Utility method to properly execute a ClientManager operation. It
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// will properly hold a worker thread alive and avoid executing callbacks
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// if the thread is shutting down.
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template <typename Func, typename Arg, typename Resolve, typename Reject>
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void StartClientManagerOp(Func aFunc, const Arg& aArg, nsIGlobalObject* aGlobal,
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Resolve aResolve, Reject aReject) {
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MOZ_DIAGNOSTIC_ASSERT(aGlobal);
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nsCOMPtr<nsISerialEventTarget> target =
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aGlobal->EventTargetFor(TaskCategory::Other);
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auto holder =
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MakeRefPtr<DOMMozPromiseRequestHolder<ClientOpPromise>>(aGlobal);
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aFunc(aArg, target)
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->Then(target, __func__,
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[aResolve, holder](const ClientOpResult& aResult) {
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holder->Complete();
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aResolve(aResult);
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},
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[aReject, holder](nsresult aResult) {
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holder->Complete();
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aReject(aResult);
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})
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->Track(*holder);
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}
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} // namespace dom
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} // namespace mozilla
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#endif // _mozilla_dom_ClientDOMUtil_h
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