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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 ASH_SHELF_WM_SHELF_OBSERVER_H_ | 5 #ifndef ASH_SHELF_SHELF_OBSERVER_H_ |
6 #define ASH_SHELF_WM_SHELF_OBSERVER_H_ | 6 #define ASH_SHELF_SHELF_OBSERVER_H_ |
7 | 7 |
8 #include "ash/ash_export.h" | 8 #include "ash/ash_export.h" |
9 #include "ash/public/cpp/shelf_types.h" | 9 #include "ash/public/cpp/shelf_types.h" |
10 | 10 |
11 namespace ash { | 11 namespace ash { |
12 | 12 |
13 enum class AnimationChangeType; | 13 enum class AnimationChangeType; |
14 | 14 |
15 // Used to observe changes to the shelf. | 15 // Used to observe changes to the shelf. |
16 class ASH_EXPORT WmShelfObserver { | 16 class ASH_EXPORT ShelfObserver { |
17 public: | 17 public: |
18 virtual void OnBackgroundTypeChanged(ShelfBackgroundType background_type, | 18 virtual void OnBackgroundTypeChanged(ShelfBackgroundType background_type, |
19 AnimationChangeType change_type) {} | 19 AnimationChangeType change_type) {} |
20 virtual void WillChangeVisibilityState(ShelfVisibilityState new_state) {} | 20 virtual void WillChangeVisibilityState(ShelfVisibilityState new_state) {} |
21 virtual void OnAutoHideStateChanged(ShelfAutoHideState new_state) {} | 21 virtual void OnAutoHideStateChanged(ShelfAutoHideState new_state) {} |
22 virtual void OnShelfIconPositionsChanged() {} | 22 virtual void OnShelfIconPositionsChanged() {} |
23 | 23 |
24 protected: | 24 protected: |
25 virtual ~WmShelfObserver() {} | 25 virtual ~ShelfObserver() {} |
26 }; | 26 }; |
27 | 27 |
28 } // namespace ash | 28 } // namespace ash |
29 | 29 |
30 #endif // ASH_SHELF_WM_SHELF_OBSERVER_H_ | 30 #endif // ASH_SHELF_SHELF_OBSERVER_H_ |
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