content/renderer/scheduler/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 CONTENT_RENDERER_SCHEDULER_WEBTHREAD_IMPL_FOR_RENDERER_SCHEDULER_H_
   6 #define CONTENT_RENDERER_SCHEDULER_WEBTHREAD_IMPL_FOR_RENDERER_SCHEDULER_H_
   7
   8 #include "base/containers/scoped_ptr_hash_map.h"
   9 #include "content/child/webthread_base.h"
  10
  11 namespace blink {
  12 class WebScheduler;
  13 };
  14
  15 namespace content {
  16
  17 class RendererScheduler;
  18 class WebSchedulerImpl;
  19
  20 class CONTENT_EXPORT WebThreadImplForRendererScheduler : 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   base::MessageLoop* MessageLoop() const override;
  35   void AddTaskObserverInternal(
  36       base::MessageLoop::TaskObserver* observer) override;
  37   void RemoveTaskObserverInternal(
  38       base::MessageLoop::TaskObserver* observer) override;
  39
  40   scoped_ptr<WebSchedulerImpl> web_scheduler_;
  41   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
  42   scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner_;
  43   RendererScheduler* scheduler_;  // Not owned.
  44   blink::PlatformThreadId thread_id_;
  45 };
  46
  47 }  // namespace content
  48
  49 #endif  // CONTENT_RENDERER_SCHEDULER_WEBTHREAD_IMPL_FOR_RENDERER_SCHEDULER_H_