@:value(null)staticselectionClass:Class<EditorTreeMenu> = null
staticshowWarning:Bool
@:value(null)staticsaveFunc:() ‑> Void = null
@:value(null)staticwarningFunc:Bool ‑> Void = null
staticinit():Void
staticinlinereset():Void
staticset_showWarning(warning:Bool):Bool
@:value({ closingWindow : false })statictriggerWarning(closingWindow:Bool = false):Void
