1 // Copyright 2013 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.
5 #ifndef CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_LIST_CHANGES_TASK_H_
6 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_LIST_CHANGES_TASK_H_
8 #include "base/memory/scoped_ptr.h"
9 #include "base/memory/scoped_vector.h"
10 #include "base/memory/weak_ptr.h"
11 #include "chrome/browser/sync_file_system/drive_backend/sync_task.h"
12 #include "google_apis/drive/gdata_errorcode.h"
15 class DriveServiceInterface;
18 namespace google_apis {
23 namespace sync_file_system {
24 namespace drive_backend {
26 class MetadataDatabase;
27 class SyncEngineContext;
29 class ListChangesTask : public SyncTask {
31 explicit ListChangesTask(SyncEngineContext* sync_context);
32 virtual ~ListChangesTask();
34 virtual void RunPreflight(scoped_ptr<SyncTaskToken> token) OVERRIDE;
37 void StartListing(scoped_ptr<SyncTaskToken> token);
38 void DidListChanges(scoped_ptr<SyncTaskToken> token,
39 google_apis::GDataErrorCode error,
40 scoped_ptr<google_apis::ResourceList> resource_list);
41 void CheckInChangeList(int64 largest_change_id,
42 scoped_ptr<SyncTaskToken> token);
44 bool IsContextReady();
45 MetadataDatabase* metadata_database();
46 drive::DriveServiceInterface* drive_service();
48 SyncEngineContext* sync_context_;
49 ScopedVector<google_apis::ChangeResource> change_list_;
51 base::WeakPtrFactory<ListChangesTask> weak_ptr_factory_;
53 DISALLOW_COPY_AND_ASSIGN(ListChangesTask);
56 } // namespace drive_backend
57 } // namespace sync_file_system
59 #endif // CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_LIST_CHANGES_TASK_H_