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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef UI_APP_LIST_SHOWER_APP_LIST_SHOWER_DELEGATE_H_ | |
6 #define UI_APP_LIST_SHOWER_APP_LIST_SHOWER_DELEGATE_H_ | |
7 | |
8 #include "ui/app_list/shower/app_list_shower_export.h" | |
9 | |
10 namespace aura { | |
11 class Window; | |
12 } | |
13 | |
14 namespace gfx { | |
15 class Vector2d; | |
16 } | |
17 | |
18 namespace app_list { | |
19 | |
20 class AppListView; | |
21 class AppListViewDelegate; | |
22 | |
23 // Delegate of AppListShower which allows to customize AppListShower's behavior. | |
24 // The design of this interface was heavily influenced by the needs of Ash's | |
25 // app list implementation (see ash::AppListShowerDelegate). | |
26 class APP_LIST_SHOWER_EXPORT AppListShowerDelegate { | |
27 public: | |
28 virtual ~AppListShowerDelegate() {} | |
29 | |
30 // Returns the delegate for the app list view, possibly creating one. | |
31 virtual AppListViewDelegate* GetViewDelegate() = 0; | |
32 | |
33 // Called to initialize the layout of the app list. | |
34 virtual void Init(AppListView* view, | |
35 aura::Window* root_window, | |
36 int current_apps_page) = 0; | |
37 | |
38 // Called when app list is shown. | |
39 virtual void OnShown(aura::Window* root_window) = 0; | |
40 | |
41 // Called when app list is dismissed | |
42 virtual void OnDismissed() = 0; | |
43 | |
44 // Update app list bounds if necessary. | |
45 virtual void UpdateBounds() = 0; | |
46 | |
47 // Returns the offset vector by which the app list window should animate | |
48 // when it gets hidden. | |
49 virtual gfx::Vector2d GetVisibilityAnimationOffset( | |
50 aura::Window* root_window) = 0; | |
51 }; | |
52 | |
53 } // namespace app_list | |
54 | |
55 #endif // UI_APP_LIST_SHOWER_APP_LIST_SHOWER_DELEGATE_H_ | |
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