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
3// found in the LICENSE file.
4
5#ifndef UI_CHROMEOS_NETWORK_NETWORK_ICON_ANIMATION_OBSERVER_H_
6#define UI_CHROMEOS_NETWORK_NETWORK_ICON_ANIMATION_OBSERVER_H_
7
8#include "ui/chromeos/ui_chromeos_export.h"
9
10namespace ui {
11namespace network_icon {
12
13// Observer interface class for animating network icons.
14class UI_CHROMEOS_EXPORT AnimationObserver {
15 public:
16  // Called when the image has changed due to animation. The callback should
17  // trigger a call to GetImageForNetwork() to retrieve the image.
18  virtual void NetworkIconChanged() = 0;
19
20 protected:
21  virtual ~AnimationObserver() {}
22};
23
24}  // namespace network_icon
25}  // namespace ui
26
27#endif  // UI_CHROMEOS_NETWORK_NETWORK_ICON_ANIMATION_OBSERVER_H_
28