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63a0a64ec2
Depends on D145779 Differential Revision: https://phabricator.services.mozilla.com/D145780
59 lines
2.1 KiB
C++
59 lines
2.1 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_workers_WorkerStatus_h
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#define mozilla_dom_workers_WorkerStatus_h
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namespace mozilla::dom {
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/**
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* Use this chart to help figure out behavior during each of the closing
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* statuses. Details below.
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*
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* +========================================================+
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* | Closing Statuses |
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* +=============+=============+=================+==========+
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* | status | clear queue | abort execution | notified |
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* +=============+=============+=================+==========+
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* | Closing | yes | no | no |
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* +-------------+-------------+-----------------+----------+
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* | Canceling | yes | yes | yes |
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* +-------------+-------------+-----------------+----------+
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* | Killing | yes | yes | yes |
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* +-------------+-------------+-----------------+----------+
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*/
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enum WorkerStatus {
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// Not yet scheduled.
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Pending = 0,
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// This status means that the worker is active.
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Running,
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// Inner script called close() on the worker global scope. Setting this
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// status causes the worker to clear its queue of events but does not abort
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// the currently running script. WorkerRef objects are not going to be
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// notified because the behavior of APIs/Components should not change during
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// this status yet.
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Closing,
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// Either the user navigated away from the owning page or the owning page fell
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// out of bfcache. Setting this status causes the worker to abort immediately.
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// Since the page has gone away the worker may not post any messages.
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Canceling,
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// The application is shutting down. Setting this status causes the worker to
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// abort immediately.
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Killing,
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// The worker is effectively dead.
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Dead
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};
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} // namespace mozilla::dom
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#endif /* mozilla_dom_workers_WorkerStatus_h */
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