import { SyntheticEvent } from 'react';
export type MuiCancellableEvent = {
    defaultMuiPrevented?: boolean;
};
export type MuiCancellableEventHandler<Event> = (event: Event & MuiCancellableEvent) => void;
/**
 * Prevents Nova's default handling for the given event.
 *
 * Use this instead of setting `event.defaultMuiPrevented = true` directly to avoid TypeScript errors,
 * as `defaultMuiPrevented` is not defined on the base event type.
 *
 * @param event - The event to mark as prevented for Nova's internal handling.
 */
export declare function preventNovaDefault(event: SyntheticEvent): void;