gecko-dev/xpcom/threads/MainThreadQueue.h

47 строки
1.4 KiB
C++

/* -*- 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_MainThreadQueue_h
#define mozilla_MainThreadQueue_h
#include "mozilla/Attributes.h"
#include "mozilla/EventQueue.h"
#include "mozilla/RefPtr.h"
#include "mozilla/UniquePtr.h"
#include "nsThread.h"
#include "PrioritizedEventQueue.h"
namespace mozilla {
template <typename SynchronizedQueueT>
inline already_AddRefed<nsThread> CreateMainThread(
nsIIdlePeriod* aIdlePeriod,
SynchronizedQueueT** aSynchronizedQueue = nullptr) {
using MainThreadQueueT = PrioritizedEventQueue;
auto queue = MakeUnique<MainThreadQueueT>(do_AddRef(aIdlePeriod));
MainThreadQueueT* prioritized = queue.get();
RefPtr<SynchronizedQueueT> synchronizedQueue =
new SynchronizedQueueT(std::move(queue));
prioritized->SetMutexRef(synchronizedQueue->MutexRef());
// Setup "main" thread
RefPtr<nsThread> mainThread =
new nsThread(WrapNotNull(synchronizedQueue), nsThread::MAIN_THREAD, 0);
if (aSynchronizedQueue) {
synchronizedQueue.forget(aSynchronizedQueue);
}
return mainThread.forget();
}
} // namespace mozilla
#endif // mozilla_MainThreadQueue_h