import { type RefObject } from "react";
export interface UseFullscreenResult {
    isFullscreen: boolean;
    toggle: () => Promise<void>;
    isSupported: boolean;
}
/** Wraps the standard Fullscreen API for one element; toggle() swallows a denied/no-gesture request. */
export declare function useFullscreen(target: RefObject<HTMLElement | null>): UseFullscreenResult;