From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- dom/ipc/VsyncWorkerChild.h | 52 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 dom/ipc/VsyncWorkerChild.h (limited to 'dom/ipc/VsyncWorkerChild.h') diff --git a/dom/ipc/VsyncWorkerChild.h b/dom/ipc/VsyncWorkerChild.h new file mode 100644 index 0000000000..e34555936d --- /dev/null +++ b/dom/ipc/VsyncWorkerChild.h @@ -0,0 +1,52 @@ +/* -*- 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_dom_ipc_VsyncWorkerChild_h +#define mozilla_dom_ipc_VsyncWorkerChild_h + +#include "mozilla/dom/VsyncChild.h" +#include "mozilla/RefPtr.h" +#include "nsISupportsImpl.h" + +namespace mozilla::dom { +class DedicatedWorkerGlobalScope; +class IPCWorkerRef; +class WorkerPrivate; + +// The PVsyncWorkerChild actor receives a vsync event from the main process and +// delivers it to the child process. This is specific for workers which wish to +// subscribe to vsync events to drive requestAnimationFrame callbacks. +class VsyncWorkerChild final : public VsyncChild { + NS_INLINE_DECL_REFCOUNTING(VsyncWorkerChild, override) + + friend class PVsyncChild; + + public: + VsyncWorkerChild(); + + bool Initialize(WorkerPrivate* aWorkerPrivate); + + void Destroy(); + + void TryObserve(); + + void TryUnobserve(); + + private: + ~VsyncWorkerChild() override; + + mozilla::ipc::IPCResult RecvNotify(const VsyncEvent& aVsync, + const float& aVsyncRate) override; + + void ActorDestroy(ActorDestroyReason aActorDestroyReason) override; + + RefPtr mWorkerRef; + bool mObserving = false; +}; + +} // namespace mozilla::dom + +#endif // mozilla_dom_ipc_VsyncWorkerChild_h -- cgit v1.2.3