blob: a598ac64aa2f2b5f89136599b3aed2695c188f4d [file] [log] [blame]
// Copyright 2015 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 ASH_MUS_SHADOW_CONTROLLER_H_
#define ASH_MUS_SHADOW_CONTROLLER_H_
#include "base/macros.h"
#include "services/ui/public/cpp/window_observer.h"
#include "services/ui/public/cpp/window_tree_client_observer.h"
namespace ui {
class WindowTreeClient;
}
namespace ash {
namespace mus {
class ShadowController : public ui::WindowTreeClientObserver,
public ui::WindowObserver {
public:
explicit ShadowController(ui::WindowTreeClient* window_tree);
~ShadowController() override;
private:
void SetActiveWindow(ui::Window* window);
// ui::WindowTreeClientObserver:
void OnWindowTreeFocusChanged(ui::Window* gained_focus,
ui::Window* lost_focus) override;
// ui::WindowObserver:
void OnWindowDestroying(ui::Window* window) override;
ui::WindowTreeClient* window_tree_;
ui::Window* active_window_;
DISALLOW_COPY_AND_ASSIGN(ShadowController);
};
} // namespace mus
} // namespace ash
#endif // ASH_MUS_SHADOW_CONTROLLER_H_