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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /xpcom/threads/nsICancelableRunnable.h | |
| parent | Initial commit. (diff) | |
| download | firefox-e51783d008170d9ab27d25da98ca3a38b0a41b67.tar.xz firefox-e51783d008170d9ab27d25da98ca3a38b0a41b67.zip | |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'xpcom/threads/nsICancelableRunnable.h')
| -rw-r--r-- | xpcom/threads/nsICancelableRunnable.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/xpcom/threads/nsICancelableRunnable.h b/xpcom/threads/nsICancelableRunnable.h new file mode 100644 index 0000000000..7aa98c86b6 --- /dev/null +++ b/xpcom/threads/nsICancelableRunnable.h @@ -0,0 +1,40 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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/. */ + +#ifndef nsICancelableRunnable_h__ +#define nsICancelableRunnable_h__ + +#include "nsISupports.h" + +#define NS_ICANCELABLERUNNABLE_IID \ + { \ + 0xde93dc4c, 0x5eea, 0x4eb7, { \ + 0xb6, 0xd1, 0xdb, 0xf1, 0xe0, 0xce, 0xf6, 0x5c \ + } \ + } + +class nsICancelableRunnable : public nsISupports { + public: + NS_DECLARE_STATIC_IID_ACCESSOR(NS_ICANCELABLERUNNABLE_IID) + + /* + * Cancels a pending task, so that calling run() on the task is a no-op. + * Calling cancel after the task execution has begun will be a no-op. + * Calling this method twice is considered an error. + * + * @throws NS_ERROR_UNEXPECTED + * Indicates that the runnable has already been canceled. + */ + virtual nsresult Cancel() = 0; + + protected: + nsICancelableRunnable() = default; + virtual ~nsICancelableRunnable() = default; +}; + +NS_DEFINE_STATIC_IID_ACCESSOR(nsICancelableRunnable, NS_ICANCELABLERUNNABLE_IID) + +#endif // nsICancelableRunnable_h__ |