import { type ReactNode } from 'react';
interface UseUnsavedChangesGuardArgs {
    /**
     * When `true`, intercept any guard-aware navigation request and prompt the
     * user with the confirmation modal. Re-evaluated on every navigation.
     */
    isBlocked: boolean;
    /**
     * Invoked synchronously when the user confirms navigation. Use this to
     * reset edit/form state (e.g. restore a snapshot) before navigation runs.
     */
    onConfirm: () => void;
    /** Optional summary of the unsaved changes, shown in the confirmation modal. */
    renderDetails?: () => ReactNode;
}
/**
 * Registers a navigation guard while a component has unsaved changes.
 * Automatically unregisters on unmount.
 */
export declare const useUnsavedChangesGuard: ({ isBlocked, onConfirm, renderDetails }: UseUnsavedChangesGuardArgs) => void;
export {};