class in UnityEngine.Experimental.UIElements
/
Inherits from:Experimental.UIElements.CallbackEventHandler
Base class for objects that can get the focus.
The focus is used to designate an element that will receive keyboard events.
| canGrabFocus | Return true if the element can be focused. |
| focusController | Return the focus controller for this element. |
| focusIndex | An integer used to sort focusables in the focus ring. A negative value means that the element can not be focused. |
| Blur | Tell the element to release the focus. |
| Focus | Attempt to give the focus to this element. |
| HandleEvent | Handle an event, most often by executing the callbacks associated with the event. |
| HasBubbleHandlers | Return true if event handlers for the event propagation bubble up phase have been attached on this object. |
| HasCaptureHandlers | Return true if event handlers for the event propagation capture phase have been attached on this object. |
| RegisterCallback | Add an event handler on the instance. If the handler has already been registered on the same phase (capture or bubbling), this will have no effect. |
| UnregisterCallback | Remove callback from the instance. |
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