#import #import // https://w3c.github.io/uievents/#uievent [Exposed=Window] interface UIEvent : Event { constructor(DOMString type, optional UIEventInit eventInitDict = {}); readonly attribute Window? view; readonly attribute long detail; // Obsolete [ImplementedAs=init_ui_event] undefined initUIEvent(DOMString typeArg, optional boolean bubblesArg = false, optional boolean cancelableArg = false, optional Window? viewArg = null, optional long detailArg = 0); readonly attribute unsigned long which; }; // https://w3c.github.io/uievents/#idl-uieventinit dictionary UIEventInit : EventInit { Window? view = null; long detail = 0; };