import * as React from 'react';
import type { KeytipProps } from '../components/Keytip';
import type { KeytipWithId } from '../components/Keytip/internal/Keytip.types';
export type KeytipTreeNode = Pick<KeytipProps, 'keySequences' | 'onExecute' | 'onReturn' | 'dynamic' | 'hasMenu' | 'overflowSequence'> & {
    id: string;
    uniqueId: string;
    target: HTMLElement | null;
    parent: string;
    children: Set<string>;
};
export declare function useTree(): {
    nodeMap: React.MutableRefObject<Map<string, KeytipTreeNode>>;
    addNode: (newNode: KeytipWithId) => void;
    getNode: (id: string) => KeytipTreeNode | undefined;
    updateNode: (keytip: KeytipWithId) => void;
    root: KeytipTreeNode;
    currentKeytip: React.MutableRefObject<KeytipTreeNode | undefined>;
    getMatchingNode: (sequence: string) => KeytipTreeNode | undefined;
    getPartiallyMatched: (sequence: string) => (KeytipTreeNode | undefined)[];
    getChildren: (node?: KeytipTreeNode) => string[];
    removeNode: (id: string) => void;
    isCurrentKeytipParent: (keytip: KeytipProps) => boolean;
    getBack: () => void;
};