components/scheduler/renderer/webthread_impl_for_renderer_scheduler.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_SCHEDULER_RENDERER_WEBTHREAD_IMPL_FOR_RENDERER_SCHEDULER_H_
   6 #define COMPONENTS_SCHEDULER_RENDERER_WEBTHREAD_IMPL_FOR_RENDERER_SCHEDULER_H_
   7
   8 #include "base/containers/scoped_ptr_hash_map.h"
   9 #include "components/scheduler/child/webthread_base.h"
  10
  11 namespace blink {
  12 class WebScheduler;
  13 };
  14
  15 namespace scheduler {
  16 class RendererScheduler;
  17 class WebSchedulerImpl;
  18 class WebTaskRunnerImpl;
  19
  20 class SCHEDULER_EXPORT WebThreadImplForRendererScheduler
  21     : public WebThreadBase {
  22  public:
  23   explicit WebThreadImplForRendererScheduler(RendererScheduler* scheduler);
  24   virtual ~WebThreadImplForRendererScheduler();
  25
  26   // blink::WebThread implementation.
  27   blink::WebScheduler* scheduler() const;
  28   blink::PlatformThreadId threadId() const override;
  29   virtual blink::WebTaskRunner* taskRunner();
  30
  31   // WebThreadBase implementation.
  32   base::SingleThreadTaskRunner* TaskRunner() const override;
  33   SingleThreadIdleTaskRunner* IdleTaskRunner() const override;
  34
  35  private:
  36   void AddTaskObserverInternal(
  37       base::MessageLoop::TaskObserver* observer) override;
  38   void RemoveTaskObserverInternal(
  39       base::MessageLoop::TaskObserver* observer) override;
  40
  41   scoped_ptr<WebSchedulerImpl> web_scheduler_;
  42   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
  43   scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner_;
  44   RendererScheduler* scheduler_;  // Not owned.
  45   blink::PlatformThreadId thread_id_;
  46   scoped_ptr<WebTaskRunnerImpl> web_task_runner_;
  47 };
  48
  49 }  // namespace scheduler
  50
  51 #endif  // COMPONENTS_SCHEDULER_RENDERER_WEBTHREAD_IMPL_FOR_RENDERER_SCHEDULER_H_