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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 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_SHELF_DELEGATE_H_ | 5 #ifndef ASH_SHELF_SHELF_DELEGATE_H_ |
6 #define ASH_SHELF_SHELF_DELEGATE_H_ | 6 #define ASH_SHELF_SHELF_DELEGATE_H_ |
7 | 7 |
8 #include "ash/ash_export.h" | 8 #include "ash/ash_export.h" |
9 #include "ash/shelf/shelf_item_types.h" | 9 #include "ash/shelf/shelf_item_types.h" |
| 10 #include "ash/shelf/shelf_types.h" |
10 | 11 |
11 namespace ash { | 12 namespace ash { |
12 class Shelf; | 13 class Shelf; |
13 | 14 |
14 // Delegate for the Shelf. | 15 // Delegate for the Shelf. |
15 class ASH_EXPORT ShelfDelegate { | 16 class ASH_EXPORT ShelfDelegate { |
16 public: | 17 public: |
17 // Shelf owns the delegate. | 18 // Shelf owns the delegate. |
18 virtual ~ShelfDelegate() {} | 19 virtual ~ShelfDelegate() {} |
19 | 20 |
20 // Callback used to allow delegate to perform initialization actions that | 21 // Callback used to allow delegate to perform initialization actions that |
21 // depend on the Shelf being in a known state. | 22 // depend on the Shelf being in a known state. |
22 virtual void OnShelfCreated(Shelf* shelf) = 0; | 23 virtual void OnShelfCreated(Shelf* shelf) = 0; |
23 | 24 |
24 // Callback used to inform the delegate that a specific shelf no longer | 25 // Callback used to inform the delegate that a specific shelf was destroyed. |
25 // exists. | |
26 virtual void OnShelfDestroyed(Shelf* shelf) = 0; | 26 virtual void OnShelfDestroyed(Shelf* shelf) = 0; |
27 | 27 |
| 28 // Callback used to inform the delegate of alignment changes. |
| 29 virtual void OnAlignmentChanged(ShelfAlignment alignment) = 0; |
| 30 |
| 31 // Callback used to inform the delegate of auto-hide behavior changes. |
| 32 virtual void OnAutoHideBehaviorChanged(ShelfAutoHideBehavior auto_hide) = 0; |
| 33 |
28 // Get the shelf ID from an application ID. | 34 // Get the shelf ID from an application ID. |
29 virtual ShelfID GetShelfIDForAppID(const std::string& app_id) = 0; | 35 virtual ShelfID GetShelfIDForAppID(const std::string& app_id) = 0; |
30 | 36 |
31 // Checks whether a mapping exists from the ShelfID |id| to an app id. | 37 // Checks whether a mapping exists from the ShelfID |id| to an app id. |
32 virtual bool HasShelfIDToAppIDMapping(ShelfID id) const = 0; | 38 virtual bool HasShelfIDToAppIDMapping(ShelfID id) const = 0; |
33 | 39 |
34 // Get the application ID for a given shelf ID. | 40 // Get the application ID for a given shelf ID. |
35 // |HasShelfIDToAppIDMapping(ShelfID)| should be called first to ensure the | 41 // |HasShelfIDToAppIDMapping(ShelfID)| should be called first to ensure the |
36 // ShelfID can be successfully mapped to an app id. | 42 // ShelfID can be successfully mapped to an app id. |
37 virtual const std::string& GetAppIDForShelfID(ShelfID id) = 0; | 43 virtual const std::string& GetAppIDForShelfID(ShelfID id) = 0; |
38 | 44 |
39 // Pins an app with |app_id| to shelf. A running instance will get pinned. | 45 // Pins an app with |app_id| to shelf. A running instance will get pinned. |
40 // In case there is no running instance a new shelf item is created and | 46 // In case there is no running instance a new shelf item is created and |
41 // pinned. | 47 // pinned. |
42 virtual void PinAppWithID(const std::string& app_id) = 0; | 48 virtual void PinAppWithID(const std::string& app_id) = 0; |
43 | 49 |
44 // Check if the app with |app_id_| is pinned to the shelf. | 50 // Check if the app with |app_id_| is pinned to the shelf. |
45 virtual bool IsAppPinned(const std::string& app_id) = 0; | 51 virtual bool IsAppPinned(const std::string& app_id) = 0; |
46 | 52 |
47 // Unpins app item with |app_id|. | 53 // Unpins app item with |app_id|. |
48 virtual void UnpinAppWithID(const std::string& app_id) = 0; | 54 virtual void UnpinAppWithID(const std::string& app_id) = 0; |
49 }; | 55 }; |
50 | 56 |
51 } // namespace ash | 57 } // namespace ash |
52 | 58 |
53 #endif // ASH_SHELF_SHELF_DELEGATE_H_ | 59 #endif // ASH_SHELF_SHELF_DELEGATE_H_ |
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