chromecast/browser/pref_service_helper.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 // Helper to initialize PrefService for cast shell.
   6
   7 #ifndef CHROMECAST_BROWSER_PREF_SERVICE_HELPER_H_
   8 #define CHROMECAST_BROWSER_PREF_SERVICE_HELPER_H_
   9
  10 #include <string>
  11
  12 #include "base/files/file_path.h"
  13 #include "base/memory/ref_counted.h"
  14 #include "base/memory/scoped_ptr.h"
  15 #include "base/prefs/pref_service.h"
  16 #include "base/threading/sequenced_worker_pool.h"
  17 #include "base/threading/thread_checker.h"
  18
  19 class PrefRegistrySimple;
  20
  21 namespace chromecast {
  22 namespace shell {
  23
  24 // It uses JsonPrefStore internally and/so the format of config file is same to
  25 // that of JsonPrefStore.
  26 class PrefServiceHelper {
  27  public:
  28   // Loads configs from config file. Returns true if successful.
  29   static scoped_ptr<PrefService> CreatePrefService(
  30       PrefRegistrySimple* registry);
  31
  32  private:
  33   // Registers any needed preferences for the current platform.
  34   static void RegisterPlatformPrefs(PrefRegistrySimple* registry);
  35
  36   // Called after the pref file has been loaded.
  37   static void OnPrefsLoaded(PrefService* pref_service);
  38 };
  39
  40 }  // namespace shell
  41 }  // namespace chromecast
  42
  43 #endif  // CHROMECAST_BROWSER_PREF_SERVICE_HELPER_H_