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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 UI_APP_LIST_APP_LIST_MODEL_OBSERVER_H_ | 5 #ifndef UI_APP_LIST_APP_LIST_MODEL_OBSERVER_H_ |
6 #define UI_APP_LIST_APP_LIST_MODEL_OBSERVER_H_ | 6 #define UI_APP_LIST_APP_LIST_MODEL_OBSERVER_H_ |
7 | 7 |
8 #include "ui/app_list/app_list_export.h" | 8 #include "ui/app_list/app_list_export.h" |
9 | 9 |
10 namespace app_list { | 10 namespace app_list { |
11 | 11 |
12 class AppListItem; | 12 class AppListItem; |
13 | 13 |
14 class APP_LIST_EXPORT AppListModelObserver { | 14 class APP_LIST_EXPORT AppListModelObserver { |
15 public: | 15 public: |
16 // Invoked when AppListModel's status has changed. | 16 // Invoked when AppListModel's status has changed. |
17 virtual void OnAppListModelStatusChanged() {} | 17 virtual void OnAppListModelStatusChanged() {} |
18 | 18 |
19 // Triggered after |item| has been added to the model. | 19 // Triggered after |item| has been added to the model. |
20 virtual void OnAppListItemAdded(AppListItem* item) {} | 20 virtual void OnAppListItemAdded(AppListItem* item) {} |
21 | 21 |
22 // Triggered just before an item is deleted from the model. | 22 // Triggered just before an item is deleted from the model. |
23 virtual void OnAppListItemWillBeDeleted(AppListItem* item) {} | 23 virtual void OnAppListItemWillBeDeleted(AppListItem* item) {} |
24 | 24 |
| 25 // Triggered just after an item is deleted from the model. |
| 26 virtual void OnAppListItemDeleted() {} |
| 27 |
25 // Triggered after |item| has moved, changed folders, or changed properties. | 28 // Triggered after |item| has moved, changed folders, or changed properties. |
26 virtual void OnAppListItemUpdated(AppListItem* item) {} | 29 virtual void OnAppListItemUpdated(AppListItem* item) {} |
27 | 30 |
28 protected: | 31 protected: |
29 virtual ~AppListModelObserver() {} | 32 virtual ~AppListModelObserver() {} |
30 }; | 33 }; |
31 | 34 |
32 } // namespace app_list | 35 } // namespace app_list |
33 | 36 |
34 #endif // UI_APP_LIST_APP_LIST_MODEL_OBSERVER_H_ | 37 #endif // UI_APP_LIST_APP_LIST_MODEL_OBSERVER_H_ |
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