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// Copyright (c) 2012 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_AURA_ROOT_WINDOW_OBSERVER_H_
#define UI_AURA_ROOT_WINDOW_OBSERVER_H_
#include "ui/aura/aura_export.h"
namespace gfx {
class Point;
class Size;
}
namespace aura {
class RootWindow;
class Window;
class AURA_EXPORT RootWindowObserver {
public:
// Invoked after the RootWindow is resized.
virtual void OnRootWindowResized(const RootWindow* root,
const gfx::Size& old_size) {}
// Invoked after the RootWindow has been moved on screen.
virtual void OnRootWindowMoved(const RootWindow* root,
const gfx::Point& new_origin) {}
// Invoked when the native windowing system sends us a request to close our
// window.
virtual void OnRootWindowHostCloseRequested(const RootWindow* root) {}
// Invoked when the keyboard mapping has changed.
virtual void OnKeyboardMappingChanged(const RootWindow* root) {}
protected:
virtual ~RootWindowObserver() {}
};
} // namespace aura
#endif // UI_AURA_ROOT_WINDOW_OBSERVER_H_
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