chrome/browser/sync/glue/ui_model_worker.h

   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_SYNC_GLUE_UI_MODEL_WORKER_H_
   6 #define CHROME_BROWSER_SYNC_GLUE_UI_MODEL_WORKER_H_
   7
   8 #include "base/callback.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/synchronization/condition_variable.h"
  11 #include "base/synchronization/lock.h"
  12 #include "sync/internal_api/public/engine/model_safe_worker.h"
  13 #include "sync/internal_api/public/util/unrecoverable_error_info.h"
  14
  15 namespace browser_sync {
  16
  17 // A syncer::ModelSafeWorker for UI models (e.g. bookmarks) that
  18 // accepts work requests from the syncapi that need to be fulfilled
  19 // from the MessageLoop home to the native model.
  20 class UIModelWorker : public syncer::ModelSafeWorker {
  21  public:
  22   explicit UIModelWorker(syncer::WorkerLoopDestructionObserver* observer);
  23
  24   // syncer::ModelSafeWorker implementation. Called on syncapi SyncerThread.
  25   void RegisterForLoopDestruction() override;
  26   syncer::ModelSafeGroup GetModelSafeGroup() override;
  27
  28  protected:
  29   syncer::SyncerError DoWorkAndWaitUntilDoneImpl(
  30       const syncer::WorkCallback& work) override;
  31
  32  private:
  33   ~UIModelWorker() override;
  34
  35   DISALLOW_COPY_AND_ASSIGN(UIModelWorker);
  36 };
  37
  38 }  // namespace browser_sync
  39
  40 #endif  // CHROME_BROWSER_SYNC_GLUE_UI_MODEL_WORKER_H_