зеркало из https://github.com/mozilla/gecko-dev.git
70 строки
1.9 KiB
C++
70 строки
1.9 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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#include "AbortController.h"
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#include "AbortSignal.h"
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#include "mozilla/dom/AbortControllerBinding.h"
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#include "mozilla/dom/WorkerPrivate.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(AbortController, mGlobal, mSignal)
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NS_IMPL_CYCLE_COLLECTING_ADDREF(AbortController)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(AbortController)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(AbortController)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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/* static */
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already_AddRefed<AbortController> AbortController::Constructor(
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const GlobalObject& aGlobal, ErrorResult& aRv) {
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nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
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if (!global) {
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aRv.Throw(NS_ERROR_FAILURE);
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return nullptr;
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}
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RefPtr<AbortController> abortController = new AbortController(global);
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return abortController.forget();
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}
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AbortController::AbortController(nsIGlobalObject* aGlobal)
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: mGlobal(aGlobal), mAborted(false) {}
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JSObject* AbortController::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return AbortController_Binding::Wrap(aCx, this, aGivenProto);
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}
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nsIGlobalObject* AbortController::GetParentObject() const { return mGlobal; }
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AbortSignal* AbortController::Signal() {
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if (!mSignal) {
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mSignal = new AbortSignal(mGlobal, mAborted);
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}
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return mSignal;
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}
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void AbortController::Abort() {
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if (mAborted) {
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return;
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}
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mAborted = true;
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if (mSignal) {
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mSignal->Abort();
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}
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}
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} // namespace dom
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} // namespace mozilla
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