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- /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* vim:set ts=2 sw=2 sts=2 et cindent: */
- /* 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/. */
- #include "nsISupports.idl"
- /**
- * This interface provides a means to cancel an operation that is in progress.
- */
- [scriptable, uuid(d94ac0a0-bb18-46b8-844e-84159064b0bd)]
- interface nsICancelable : nsISupports
- {
- /**
- * Call this method to request that this object abort whatever operation it
- * may be performing.
- *
- * @param aReason
- * Pass a failure code to indicate the reason why this operation is
- * being canceled. It is an error to pass a success code.
- */
- void cancel(in nsresult aReason);
- };
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