export declare class SyntheticFocusEvent implements React.FocusEvent { nativeEvent: FocusEvent; target: EventTarget & Target; currentTarget: EventTarget & Target; relatedTarget: Element; bubbles: boolean; cancelable: boolean; defaultPrevented: boolean; eventPhase: number; isTrusted: boolean; timeStamp: number; type: string; constructor(type: string, nativeEvent: FocusEvent, override?: Partial>); isDefaultPrevented(): boolean; preventDefault(): void; stopPropagation(): void; isPropagationStopped(): boolean; persist(): void; }