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1 // Copyright (c) 2011 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_BASE_ANIMATION_ANIMATION_DELEGATE_H_ | |
6 #define UI_BASE_ANIMATION_ANIMATION_DELEGATE_H_ | |
7 | |
8 #include "ui/base/ui_export.h" | |
9 | |
10 namespace ui { | |
11 | |
12 class Animation; | |
13 | |
14 // AnimationDelegate | |
15 // | |
16 // Implement this interface when you want to receive notifications about the | |
17 // state of an animation. | |
18 class UI_EXPORT AnimationDelegate { | |
19 public: | |
20 // Called when an animation has completed. | |
21 virtual void AnimationEnded(const Animation* animation) {} | |
22 | |
23 // Called when an animation has progressed. | |
24 virtual void AnimationProgressed(const Animation* animation) {} | |
25 | |
26 // Called when an animation has been canceled. | |
27 virtual void AnimationCanceled(const Animation* animation) {} | |
28 | |
29 protected: | |
30 virtual ~AnimationDelegate() {} | |
31 }; | |
32 | |
33 } // namespace ui | |
34 | |
35 #endif // UI_BASE_ANIMATION_ANIMATION_DELEGATE_H_ | |
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