import { ROOT_KEY } from './constants';
import useCheckboxTree from '.';
export declare type ChildKey<T> = {
    [key: string]: Array<T>;
};
export declare type comparatorCurry<T> = (item: T) => (candidate: T) => boolean;
export declare type Checkboxes<T> = ReturnType<typeof useCheckboxTree>;
export declare type Tree<T> = {
    [x: string]: string | T[];
    [ROOT_KEY]: string;
} | T;
export declare type toggleCallback<T> = {
    checkedItems: Array<unknown>;
    disabledItems: Array<T>;
    item: T | Tree<T>;
};
export declare type useCheckboxesInput<T> = {
    items: Array<T>;
    onToggle?: (callback: toggleCallback<T>) => void;
    nodesKey?: string;
    checked?: Array<T>;
    comparator?: comparatorCurry<Tree<T>>;
    isDisabled?: (item: T | Tree<T>) => boolean;
};