import type * as React from 'react';
import type { DialogOverlayProps } from './types.js';
/**
 * Backdrop behind `DialogContent` for dimming. Exposes `data-state` for animation; mounts only while open unless `forceMount` is set.
 *
 * @example
 * ```tsx
 * <DialogPortal>
 *   <DialogOverlay className="overlay" />
 *   <DialogContent>…</DialogContent>
 * </DialogPortal>
 * ```
 */
export declare function DialogOverlay({ ref, forceMount, ...props }: DialogOverlayProps): React.JSX.Element | null;
export declare namespace DialogOverlay {
    var displayName: string;
}