diff options
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 /gfx/layers/apz/util/APZThreadUtils.h | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/layers/apz/util/APZThreadUtils.h')
-rw-r--r-- | gfx/layers/apz/util/APZThreadUtils.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/gfx/layers/apz/util/APZThreadUtils.h b/gfx/layers/apz/util/APZThreadUtils.h new file mode 100644 index 0000000000..f1560eee8c --- /dev/null +++ b/gfx/layers/apz/util/APZThreadUtils.h @@ -0,0 +1,75 @@ +/* -*- 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 mozilla_layers_APZThreadUtils_h +#define mozilla_layers_APZThreadUtils_h + +#include "nsIEventTarget.h" +#include "nsINamed.h" +#include "nsITimer.h" +#include "nsString.h" + +class nsISerialEventTarget; + +namespace mozilla { + +class Runnable; + +namespace layers { + +class APZThreadUtils { + public: + /** + * In the gtest environment everything runs on one thread, so we + * shouldn't assert that we're on a particular thread. This enables + * that behaviour. + */ + static void SetThreadAssertionsEnabled(bool aEnabled); + static bool GetThreadAssertionsEnabled(); + + /** + * Set the controller thread. + */ + static void SetControllerThread(nsISerialEventTarget* aThread); + + /** + * This can be used to assert that the current thread is the + * controller/UI thread (on which input events are received). + * This does nothing if thread assertions are disabled. + */ + static void AssertOnControllerThread(); + + /** + * Run the given task on the APZ "controller thread" for this platform. If + * this function is called from the controller thread itself then the task is + * run immediately without getting queued. + */ + static void RunOnControllerThread( + RefPtr<Runnable>&& aTask, + uint32_t flags = nsIEventTarget::DISPATCH_NORMAL); + + /** + * Returns true if currently on APZ "controller thread". + */ + static bool IsControllerThread(); + + /** + * Returns true if the controller thread is still alive. + */ + static bool IsControllerThreadAlive(); + + /** + * Schedules a runnable to run on the controller thread at some time + * in the future. + */ + static void DelayedDispatch(already_AddRefed<Runnable> aRunnable, + int aDelayMs); +}; + +} // namespace layers +} // namespace mozilla + +#endif /* mozilla_layers_APZThreadUtils_h */ |