src/chrome/browser/sync/glue/history_delete_directives_data_type_controller.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_SYNC_GLUE_HISTORY_DELETE_DIRECTIVES_DATA_TYPE_CONTROLLER_H_
   6 #define CHROME_BROWSER_SYNC_GLUE_HISTORY_DELETE_DIRECTIVES_DATA_TYPE_CONTROLLER_H_
   7
   8 #include "chrome/browser/sync/profile_sync_service_observer.h"
   9 #include "components/sync_driver/local_device_info_provider.h"
  10 #include "components/sync_driver/ui_data_type_controller.h"
  11
  12 class Profile;
  13 class ProfileSyncService;
  14
  15 namespace browser_sync {
  16
  17 // A controller for delete directives, which cannot sync when full encryption
  18 // is enabled.
  19 class HistoryDeleteDirectivesDataTypeController
  20     : public sync_driver::UIDataTypeController,
  21       public ProfileSyncServiceObserver {
  22  public:
  23   HistoryDeleteDirectivesDataTypeController(
  24       sync_driver::SyncApiComponentFactory* factory,
  25       ProfileSyncService* sync_service);
  26
  27   // UIDataTypeController override.
  28   bool ReadyForStart() const override;
  29   bool StartModels() override;
  30   void StopModels() override;
  31
  32   // ProfileSyncServiceBaseObserver implementation.
  33   void OnStateChanged() override;
  34
  35  private:
  36   // Refcounted.
  37   ~HistoryDeleteDirectivesDataTypeController() override;
  38
  39   // Triggers a SingleDataTypeUnrecoverable error and returns true if the
  40   // type is no longer ready, else does nothing and returns false.
  41   bool DisableTypeIfNecessary();
  42
  43   ProfileSyncService* sync_service_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(HistoryDeleteDirectivesDataTypeController);
  46 };
  47
  48 }  // namespace browser_sync
  49
  50 #endif  // CHROME_BROWSER_SYNC_GLUE_HISTORY_DELETE_DIRECTIVES_DATA_TYPE_CONTROLLER_H_