type RowChangedParams = {
    index: number;
    setRowHeight: (index: number, size?: number) => void;
    delay?: number;
};
/**
 * A hook to calculate the height of virtual list item.
 */
export declare const useRowChanged: ({ index, setRowHeight, delay }: RowChangedParams) => {
    rowRef: import("react").MutableRefObject<HTMLElement | undefined>;
    calculateRowHeight: () => void;
};
export {};