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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_LINUX_WINDOW_BUTTON_ORDER_OBSERVER_H_
#define UI_LINUX_WINDOW_BUTTON_ORDER_OBSERVER_H_
namespace ui {
// Observer interface to receive the ordering of the min,max,close buttons.
class WindowButtonOrderObserver {
public:
// Called on a system-wide configuration event.
virtual void OnWindowButtonOrderingChange() = 0;
protected:
virtual ~WindowButtonOrderObserver() = default;
};
} // namespace ui
#endif // UI_LINUX_WINDOW_BUTTON_ORDER_OBSERVER_H_