type OnBlur = (event: React.FocusEvent<HTMLElement, Element>) => void;
/**
 * Check if the new focused element is a child of the element and trigger the `onBlur` callback.
 * @param onBlur Function that will be triggered when the new focused element is a child of the element.
 * @returns
 */
export declare const useOnBlurFromContainer: (onBlur: () => void) => OnBlur;
export {};