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      1 // Copyright (c) 2012 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_NOTIFICATIONS_NOTIFICATION_PREFS_MANAGER_H_
      6 #define CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_PREFS_MANAGER_H_
      7 
      8 #include "chrome/browser/notifications/balloon_collection.h"
      9 
     10 class PrefService;
     11 class PrefRegistrySimple;
     12 
     13 // This interface is used to access and mutate the preferences related to
     14 // desktop notifications.
     15 class NotificationPrefsManager {
     16  public:
     17   explicit NotificationPrefsManager(PrefService* prefs);
     18   virtual ~NotificationPrefsManager() {}
     19 
     20   // Registers preferences.
     21   static void RegisterPrefs(PrefRegistrySimple* registry);
     22 
     23   // Gets the preference indicating where notifications should be placed.
     24   virtual BalloonCollection::PositionPreference
     25       GetPositionPreference() const = 0;
     26 
     27   // Sets the preference that indicates where notifications should
     28   // be placed on the screen.
     29   virtual void SetPositionPreference(
     30       BalloonCollection::PositionPreference preference) = 0;
     31 
     32  protected:
     33   NotificationPrefsManager() {}
     34 
     35  private:
     36   DISALLOW_COPY_AND_ASSIGN(NotificationPrefsManager);
     37 };
     38 
     39 #endif  // CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_PREFS_MANAGER_H_
     40