Enum CallbackOptions Path C++ Link UnityEngine.UIElements.CallbackOptions, UnityEngine.UIElementsModule underlying int32 UnityEngine.UIElementsModule.dll Values 5 NameValueHex Default00x00TrickleDown10x01IncludeDisabled20x02Once40x04Removable80x08 Used by 7types with a member, parameter or interface of this type CallbackEventHandlerClickableEventCallbackFunctor`1EventCallbackFunctor`2EventCallbackFunctorBaseEventCallbackRegistryVisualElement // UnityEngine.UIElements.CallbackOptions, UnityEngine.UIElementsModule enum class CallbackOptions : int32 { Default = 0, TrickleDown = 1, IncludeDisabled = 2, Once = 4, Removable = 8, };