import { default as React } from 'react';
export interface ClientOnlyProps {
    /**
     * The children to render when the JS is loaded.
     */
    children: React.ReactNode;
    /**
     * The fallback component to render if the JS is not yet loaded.
     */
    fallback?: React.ReactNode;
}
/**
 * Render the children only after the JS has loaded client-side. Use an optional
 * fallback component if the JS is not yet loaded.
 *
 * @example
 * Render a Chart component if JS loads, renders a simple FakeChart
 * component server-side or if there is no JS. The FakeChart can have only the
 * UI without the behavior or be a loading spinner or skeleton.
 *
 * ```tsx
 * return (
 *   <ClientOnly fallback={<FakeChart />}>
 *     <Chart />
 *   </ClientOnly>
 * )
 * ```
 */
/**
 * Render children only after client hydration; otherwise render `fallback`.
 * Useful for components that require browser-only APIs.
 * @link https://tanstack.com/router/latest/docs/framework/react/api/router/clientOnlyComponent
 */
export declare function ClientOnly({ children, fallback }: ClientOnlyProps): import("react/jsx-runtime").JSX.Element;
/**
 * Return a boolean indicating if the JS has been hydrated already.
 * When doing Server-Side Rendering, the result will always be false.
 * When doing Client-Side Rendering, the result will always be false on the
 * first render and true from then on. Even if a new component renders it will
 * always start with true.
 *
 * @example
 * ```tsx
 * // Disable a button that needs JS to work.
 * let hydrated = useHydrated()
 * return (
 *   <button type="button" disabled={!hydrated} onClick={doSomethingCustom}>
 *     Click me
 *   </button>
 * )
 * ```
 * @returns True if the JS has been hydrated already, false otherwise.
 */
/**
 * Return a boolean indicating whether client hydration has occurred.
 */
export declare function useHydrated(): boolean;