| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_SCHEDULER_CHILD_WORKER_SCHEDULER_IMPL_H_ |
| #define COMPONENTS_SCHEDULER_CHILD_WORKER_SCHEDULER_IMPL_H_ |
| |
| #include "components/scheduler/child/idle_helper.h" |
| #include "components/scheduler/child/scheduler_helper.h" |
| #include "components/scheduler/child/worker_scheduler.h" |
| #include "components/scheduler/scheduler_export.h" |
| |
| namespace base { |
| namespace trace_event { |
| class ConvertableToTraceFormat; |
| } |
| } |
| |
| namespace scheduler { |
| |
| class SchedulerTqmDelegate; |
| |
| class SCHEDULER_EXPORT WorkerSchedulerImpl : public WorkerScheduler, |
| public IdleHelper::Delegate { |
| public: |
| explicit WorkerSchedulerImpl( |
| scoped_refptr<SchedulerTqmDelegate> main_task_runner); |
| ~WorkerSchedulerImpl() override; |
| |
| // WorkerScheduler implementation: |
| scoped_refptr<TaskQueue> DefaultTaskRunner() override; |
| scoped_refptr<SingleThreadIdleTaskRunner> IdleTaskRunner() override; |
| bool CanExceedIdleDeadlineIfRequired() const override; |
| bool ShouldYieldForHighPriorityWork() override; |
| void AddTaskObserver(base::MessageLoop::TaskObserver* task_observer) override; |
| void RemoveTaskObserver( |
| base::MessageLoop::TaskObserver* task_observer) override; |
| void Init() override; |
| void Shutdown() override; |
| |
| SchedulerHelper* GetSchedulerHelperForTesting(); |
| base::TimeTicks CurrentIdleTaskDeadlineForTesting() const; |
| |
| protected: |
| // IdleHelper::Delegate implementation: |
| bool CanEnterLongIdlePeriod( |
| base::TimeTicks now, |
| base::TimeDelta* next_long_idle_period_delay_out) override; |
| void IsNotQuiescent() override {} |
| void OnIdlePeriodStarted() override {} |
| void OnIdlePeriodEnded() override {} |
| |
| private: |
| void MaybeStartLongIdlePeriod(); |
| |
| SchedulerHelper helper_; |
| IdleHelper idle_helper_; |
| bool initialized_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WorkerSchedulerImpl); |
| }; |
| |
| } // namespace scheduler |
| |
| #endif // COMPONENTS_SCHEDULER_CHILD_WORKER_SCHEDULER_IMPL_H_ |