import React from 'react'; export interface ApplicationRef { focus(): void; } interface ApplicationControllerProps { activeElementKey: null | string | number | boolean; activeElementRef?: React.RefObject; onFocus?: (event: React.FocusEvent) => void; onBlur?: (event: React.FocusEvent) => void; onKeyDown?: (event: React.KeyboardEvent) => void; } declare const _default: React.ForwardRefExoticComponent>; export default _default;