Version: 2018.3 (switch to 2019.1)
LanguageEnglish
  • C#
Experimental: this API is experimental and might be changed or removed in the future.

Focusable

class in UnityEngine.Experimental.UIElements

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Inherits from:Experimental.UIElements.CallbackEventHandler

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Implemented in:UnityEngine.UIElementsModule

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Description

Base class for objects that can get the focus.

The focus is used to designate an element that will receive keyboard events.

Properties

canGrabFocusReturn true if the element can be focused.
focusControllerReturn the focus controller for this element.
focusIndexAn integer used to sort focusables in the focus ring. A negative value means that the element can not be focused.

Public Methods

BlurTell the element to release the focus.
FocusAttempt to give the focus to this element.

Inherited Members

Public Methods

HandleEventHandle an event, most often by executing the callbacks associated with the event.
HasBubbleUpHandlersReturn true if event handlers for the event propagation BubbleUp phase have been attached on this object.
HasTrickleDownHandlersReturns true if event handlers, for the event propagation TrickleDown phase, are attached to this object.
RegisterCallbackAdds an event handler to the instance. If the event handler has already been registered for the same phase (either TrickleDown or BubbleUp) then this method has no effect.
SendEventSends an event to the event handler.
UnregisterCallbackRemove callback from the instance.
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