chrome/browser/media_galleries/gallery_watch_manager_observer.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_MEDIA_GALLERIES_GALLERY_WATCH_MANAGER_OBSERVER_H_
   6 #define CHROME_BROWSER_MEDIA_GALLERIES_GALLERY_WATCH_MANAGER_OBSERVER_H_
   7
   8 #include "base/basictypes.h"
   9 #include "chrome/browser/media_galleries/media_galleries_preferences.h"
  10
  11 class GalleryWatchManagerObserver {
  12  public:
  13   virtual ~GalleryWatchManagerObserver() {}
  14
  15   // Called when the gallery contents change.
  16   virtual void OnGalleryChanged(const std::string& extension_id,
  17                                 MediaGalleryPrefId gallery_id) = 0;
  18
  19   // Called when the gallery watch is dropped without the caller requesting it,
  20   // because the permission was revoked, device was detached, etc.
  21   virtual void OnGalleryWatchDropped(const std::string& extension_id,
  22                                      MediaGalleryPrefId gallery_id) = 0;
  23 };
  24
  25 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_GALLERY_WATCH_MANAGER_OBSERVER_H_