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_BASE_WORK_AREA_WATCHER_OBSERVER_H_
6#define UI_BASE_WORK_AREA_WATCHER_OBSERVER_H_
7
8#include "ui/base/ui_base_export.h"
9
10namespace ui {
11
12// This interface should be implemented by classes that want to be notified
13// when the work area has changed due to something like screen resolution or
14// taskbar changes.
15class UI_BASE_EXPORT WorkAreaWatcherObserver {
16 public:
17  virtual void WorkAreaChanged() = 0;
18
19 protected:
20  virtual ~WorkAreaWatcherObserver() {}
21};
22
23}  // namespace ui
24
25#endif  // UI_BASE_WORK_AREA_WATCHER_OBSERVER_H_
26