зеркало из https://github.com/mozilla/gecko-dev.git
98 строки
2.1 KiB
C++
98 строки
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "SystemGroup.h"
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#include "mozilla/Move.h"
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#include "mozilla/UniquePtr.h"
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#include "nsINamed.h"
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using namespace mozilla;
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class SystemGroupImpl final : public SchedulerGroup
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{
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public:
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SystemGroupImpl();
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~SystemGroupImpl() {}
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static void InitStatic();
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static void ShutdownStatic();
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static SystemGroupImpl* Get();
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NS_METHOD_(MozExternalRefCountType) AddRef(void)
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{
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return 2;
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}
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NS_METHOD_(MozExternalRefCountType) Release(void)
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{
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return 1;
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}
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private:
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static UniquePtr<SystemGroupImpl> sSingleton;
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};
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UniquePtr<SystemGroupImpl> SystemGroupImpl::sSingleton;
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SystemGroupImpl::SystemGroupImpl()
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{
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CreateEventTargets(/* aNeedValidation = */ true);
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}
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/* static */ void
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SystemGroupImpl::InitStatic()
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{
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MOZ_ASSERT(!sSingleton);
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MOZ_ASSERT(NS_IsMainThread());
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sSingleton = MakeUnique<SystemGroupImpl>();
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}
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/* static */ void
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SystemGroupImpl::ShutdownStatic()
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{
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sSingleton->Shutdown(true);
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sSingleton = nullptr;
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}
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/* static */ SystemGroupImpl*
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SystemGroupImpl::Get()
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{
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MOZ_ASSERT(sSingleton);
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return sSingleton.get();
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}
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void
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SystemGroup::InitStatic()
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{
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SystemGroupImpl::InitStatic();
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}
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void
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SystemGroup::Shutdown()
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{
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SystemGroupImpl::ShutdownStatic();
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}
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/* static */ nsresult
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SystemGroup::Dispatch(const char* aName,
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TaskCategory aCategory,
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already_AddRefed<nsIRunnable>&& aRunnable)
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{
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return SystemGroupImpl::Get()->Dispatch(aName, aCategory, Move(aRunnable));
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}
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/* static */ nsIEventTarget*
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SystemGroup::EventTargetFor(TaskCategory aCategory)
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{
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return SystemGroupImpl::Get()->EventTargetFor(aCategory);
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}
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/* static */ AbstractThread*
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SystemGroup::AbstractMainThreadFor(TaskCategory aCategory)
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{
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return SystemGroupImpl::Get()->AbstractMainThreadFor(aCategory);
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}
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