import { ReactNode } from 'react';
/**
 * Hook to fill a slot with content.
 * Automatically clears the slot on unmount.
 * @param name - Slot name
 * @param content - Content to fill the slot with
 */
export declare function useFillSlot(name: string, content: ReactNode): void;
/**
 * Hook to get slot content.
 * @param name - Slot name
 * @returns Slot content or null
 */
export declare function useSlotContent(name: string): ReactNode | null;
/**
 * Hook to check if a slot is filled.
 * @param name - Slot name
 * @returns Whether slot is filled
 */
export declare function useIsSlotFilled(name: string): boolean;