export interface ResizeInfo {
    width: number;
    height: number;
    entry: ResizeObserverEntry;
}
/**
 * Hook to observe element resizes. Calls callback with width, height, and the original entry
 * when the element's size changes.
 *
 * @param onResize - Callback invoked when element size changes
 */
export declare function useResizeObserver(onResize: (info: ResizeInfo) => void): void;