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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_DRIVE_FEED_LOADER_OBSERVER_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_FEED_LOADER_OBSERVER_H_ |
6 #define CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_FEED_LOADER_OBSERVER_H_ | 6 #define CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_FEED_LOADER_OBSERVER_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
| 10 namespace base { |
10 class FilePath; | 11 class FilePath; |
| 12 } |
11 | 13 |
12 namespace drive { | 14 namespace drive { |
13 | 15 |
14 // Interface for classes that need to observe events from DriveFeedLoader. | 16 // Interface for classes that need to observe events from DriveFeedLoader. |
15 // All events are notified on UI thread. | 17 // All events are notified on UI thread. |
16 class DriveFeedLoaderObserver { | 18 class DriveFeedLoaderObserver { |
17 public: | 19 public: |
18 // Triggered when a content of a directory has been changed. | 20 // Triggered when a content of a directory has been changed. |
19 // |directory_path| is a virtual directory path representing the | 21 // |directory_path| is a virtual directory path representing the |
20 // changed directory. | 22 // changed directory. |
21 virtual void OnDirectoryChanged(const FilePath& directory_path) { | 23 virtual void OnDirectoryChanged(const base::FilePath& directory_path) { |
22 } | 24 } |
23 | 25 |
24 // Triggered when a resource list is fetched. |num_accumulated_entries| | 26 // Triggered when a resource list is fetched. |num_accumulated_entries| |
25 // tells the number of entries fetched so far. | 27 // tells the number of entries fetched so far. |
26 virtual void OnResourceListFetched(int num_accumulated_entries) { | 28 virtual void OnResourceListFetched(int num_accumulated_entries) { |
27 } | 29 } |
28 | 30 |
29 // Triggered when the feed from the server is loaded. | 31 // Triggered when the feed from the server is loaded. |
30 virtual void OnFeedFromServerLoaded() { | 32 virtual void OnFeedFromServerLoaded() { |
31 } | 33 } |
32 | 34 |
33 protected: | 35 protected: |
34 virtual ~DriveFeedLoaderObserver() {} | 36 virtual ~DriveFeedLoaderObserver() {} |
35 }; | 37 }; |
36 | 38 |
37 } // namespace drive | 39 } // namespace drive |
38 | 40 |
39 #endif // CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_FEED_LOADER_OBSERVER_H_ | 41 #endif // CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_FEED_LOADER_OBSERVER_H_ |
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