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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_CHANGE_LIST_LOADER_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_CHANGE_LIST_LOADER_H_ |
6 #define CHROME_BROWSER_CHROMEOS_DRIVE_CHANGE_LIST_LOADER_H_ | 6 #define CHROME_BROWSER_CHROMEOS_DRIVE_CHANGE_LIST_LOADER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <string> | 9 #include <string> |
10 #include <utility> | 10 #include <utility> |
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42 public: | 42 public: |
43 ChangeListLoader(DriveResourceMetadata* resource_metadata, | 43 ChangeListLoader(DriveResourceMetadata* resource_metadata, |
44 DriveScheduler* scheduler, | 44 DriveScheduler* scheduler, |
45 DriveWebAppsRegistry* webapps_registry); | 45 DriveWebAppsRegistry* webapps_registry); |
46 ~ChangeListLoader(); | 46 ~ChangeListLoader(); |
47 | 47 |
48 // Adds and removes the observer. | 48 // Adds and removes the observer. |
49 void AddObserver(ChangeListLoaderObserver* observer); | 49 void AddObserver(ChangeListLoaderObserver* observer); |
50 void RemoveObserver(ChangeListLoaderObserver* observer); | 50 void RemoveObserver(ChangeListLoaderObserver* observer); |
51 | 51 |
52 bool loaded() const { return loaded_; } | |
53 | |
54 // Starts the change list loading first from the cache. If loading from the | 52 // Starts the change list loading first from the cache. If loading from the |
55 // cache is successful, runs |callback| and starts loading from the server | 53 // cache is successful, runs |callback| and starts loading from the server |
56 // if needed (i.e. the cache is old). If loading from the cache is | 54 // if needed (i.e. the cache is old). If loading from the cache is |
57 // unsuccessful, starts loading from the server, and runs |callback| to | 55 // unsuccessful, starts loading from the server, and runs |callback| to |
58 // tell the result to the caller. | 56 // tell the result to the caller. |
59 // | 57 // |
60 // If |directory_fetch_info| is not empty, the directory will be fetched | 58 // If |directory_fetch_info| is not empty, the directory will be fetched |
61 // first from the server, so the UI can show the directory contents | 59 // first from the server, so the UI can show the directory contents |
62 // instantly before the entire change list loading is complete. | 60 // instantly before the entire change list loading is complete. |
63 // | 61 // |
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284 | 282 |
285 // Note: This should remain the last member so it'll be destroyed and | 283 // Note: This should remain the last member so it'll be destroyed and |
286 // invalidate its weak pointers before any other members are destroyed. | 284 // invalidate its weak pointers before any other members are destroyed. |
287 base::WeakPtrFactory<ChangeListLoader> weak_ptr_factory_; | 285 base::WeakPtrFactory<ChangeListLoader> weak_ptr_factory_; |
288 DISALLOW_COPY_AND_ASSIGN(ChangeListLoader); | 286 DISALLOW_COPY_AND_ASSIGN(ChangeListLoader); |
289 }; | 287 }; |
290 | 288 |
291 } // namespace drive | 289 } // namespace drive |
292 | 290 |
293 #endif // CHROME_BROWSER_CHROMEOS_DRIVE_CHANGE_LIST_LOADER_H_ | 291 #endif // CHROME_BROWSER_CHROMEOS_DRIVE_CHANGE_LIST_LOADER_H_ |
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