class in UnityEngine.Experimental.UIElementsマニュアルに切り替える
Class in charge of managing the focus inside a Panel.
Each Panel should have an instance of this class. The instance holds the currently focused element and is responsible for changing it.
|focusedElement||The currently focused element.|
|SwitchFocusOnEvent||Ask the controller to change the focus according to the event. The focus controller will use its focus ring to choose the next element to be focused.|