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
  19 class SCHEDULER_EXPORT WebThreadImplForRendererScheduler
  20     : public WebThreadBase {
  21  public:
  22   explicit WebThreadImplForRendererScheduler(RendererScheduler* scheduler);
  23   virtual ~WebThreadImplForRendererScheduler();
  24
  25   // blink::WebThread implementation.
  26   blink::WebScheduler* scheduler() const;
  27   blink::PlatformThreadId threadId() const override;
  28
  29   // WebThreadBase implementation.
  30   base::SingleThreadTaskRunner* TaskRunner() const override;
  31   SingleThreadIdleTaskRunner* IdleTaskRunner() const override;
  32
  33  private:
  34   void AddTaskObserverInternal(
  35       base::MessageLoop::TaskObserver* observer) override;
  36   void RemoveTaskObserverInternal(
  37       base::MessageLoop::TaskObserver* observer) override;
  38
  39   scoped_ptr<WebSchedulerImpl> web_scheduler_;
  40   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
  41   scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner_;
  42   RendererScheduler* scheduler_;  // Not owned.
  43   blink::PlatformThreadId thread_id_;
  44 };
  45
  46 }  // namespace scheduler
  47
  48 #endif  // COMPONENTS_SCHEDULER_RENDERER_WEBTHREAD_IMPL_FOR_RENDERER_SCHEDULER_H_