chrome/browser/ui/ash/media_delegate_chromeos.h

   1 // Copyright 2014 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 CHROME_BROWSER_UI_ASH_MEDIA_DELEGATE_CHROMEOS_H_
   6 #define CHROME_BROWSER_UI_ASH_MEDIA_DELEGATE_CHROMEOS_H_
   7
   8 #include "ash/media_delegate.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "chrome/browser/media/media_capture_devices_dispatcher.h"
  11
  12 class MediaDelegateChromeOS : public ash::MediaDelegate,
  13                               MediaCaptureDevicesDispatcher::Observer {
  14  public:
  15   MediaDelegateChromeOS();
  16   ~MediaDelegateChromeOS() override;
  17
  18   // ash::MediaDelegate:
  19   void HandleMediaNextTrack() override;
  20   void HandleMediaPlayPause() override;
  21   void HandleMediaPrevTrack() override;
  22   ash::MediaCaptureState GetMediaCaptureState(
  23       content::BrowserContext* context) override;
  24
  25   // MediaCaptureDevicesDispatcher::Observer:
  26   void OnRequestUpdate(int render_process_id,
  27                        int render_frame_id,
  28                        content::MediaStreamType stream_type,
  29                        const content::MediaRequestState state) override;
  30
  31  private:
  32   void NotifyMediaCaptureChange();
  33
  34   base::WeakPtrFactory<MediaDelegateChromeOS> weak_ptr_factory_;
  35
  36   DISALLOW_COPY_AND_ASSIGN(MediaDelegateChromeOS);
  37 };
  38
  39 #endif  // CHROME_BROWSER_UI_ASH_MEDIA_DELEGATE_CHROMEOS_H_