Unity Engine documentationScript ReferenceUnityEngineUnityEngine.UIElementsPropagationPhaseTrickleDownThe event is sent from the panel's root element to the target element.読み終わるまでの所要時間 1 分最終更新 1ヶ月前Definition Type: Field Namespace: UnityEngine.UIElements Assembly: UnityEngine.UIElementsModule TrickleDown = 1