import type { CascaderNodeValue, CascaderNodePathValue, CascaderOption, CascaderConfig } from './types';
export declare type Nullable<T> = null | T;
declare type ChildrenData = CascaderOption[] | undefined;
export default class Node {
    readonly data: Nullable<CascaderOption>;
    readonly config: CascaderConfig;
    readonly parent?: Node;
    readonly root: boolean;
    readonly uid: number;
    readonly level: number;
    readonly value: CascaderNodeValue;
    readonly label: string;
    readonly pathNodes: Node[];
    readonly pathValues: CascaderNodePathValue;
    readonly pathLabels: string[];
    childrenData: ChildrenData;
    children: Node[];
    text: string;
    loaded: boolean;
    checked: boolean;
    indeterminate: boolean;
    loading: boolean;
    constructor(data: Nullable<CascaderOption>, config: CascaderConfig, parent?: Node, root?: boolean);
    get isDisabled(): boolean;
    get isLeaf(): boolean;
    get valueByOption(): CascaderNodeValue | CascaderNodePathValue;
    appendChild(childData: CascaderOption): Node;
    calcText(allLevels: boolean, separator: string): string;
    broadcast(event: string, ...args: unknown[]): void;
    emit(event: string, ...args: unknown[]): void;
    onParentCheck(checked: boolean): void;
    onChildCheck(): void;
    setCheckState(checked: boolean): void;
    doCheck(checked: boolean): void;
}
export {};