/**
 * Hook to observe a container element's width and call a callback whenever it changes.
 *
 * Uses `ResizeObserver` to track changes to the element’s dimensions.
 * Works with libraries like Allotment that resize elements without triggering a window resize event.
 *
 */
export declare function useResizeColumns(ref: React.RefObject<HTMLDivElement | null>, onSetTableWidth: (width: number) => void): void;