ash/media_delegate.h

   1 // Copyright 2013 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 ASH_MEDIA_DELEGATE_H_
   6 #define ASH_MEDIA_DELEGATE_H_
   7
   8 namespace ash {
   9
  10 // A delegate class to control media playback.
  11 class MediaDelegate {
  12  public:
  13   virtual ~MediaDelegate() {}
  14
  15   // Handles the Next Track Media shortcut key.
  16   virtual void HandleMediaNextTrack() = 0;
  17
  18   // Handles the Play/Pause Toggle Media shortcut key.
  19   virtual void HandleMediaPlayPause() = 0;
  20
  21   // Handles the Previous Track Media shortcut key.
  22   virtual void HandleMediaPrevTrack() = 0;
  23 };
  24
  25 }  // namespace ash
  26
  27 #endif  // ASH_MEDIA_DELEGATE_H_