import { TreeNode } from './tree-node';
import { OptionData } from '../common';
import { TreeNodeValue, TypeTreeNodeModel, TypeTreeNodeData, TypeTreeItem } from './types';
export declare const nodeKey = "__tdesign_tree-node__";
export declare class TreeNodeModel {
    private [nodeKey];
    constructor(node: TreeNode);
    get value(): string;
    get label(): string;
    get data(): TypeTreeNodeData;
    get actived(): boolean;
    get expanded(): boolean;
    get checked(): boolean;
    get indeterminate(): boolean;
    get loading(): boolean;
    get disabled(): boolean;
    getLevel(): number;
    getIndex(): number;
    isFirst(): boolean;
    isLast(): boolean;
    isLeaf(): boolean;
    insertBefore(newData: TypeTreeItem): void;
    insertAfter(newData: TypeTreeItem): void;
    appendData(data: TypeTreeNodeData | TypeTreeNodeData[]): void;
    getPath(): TypeTreeNodeModel[];
    getParent(): TypeTreeNodeModel;
    getParents(): TypeTreeNodeModel[];
    getRoot(): TypeTreeNodeModel;
    getSiblings(): TypeTreeNodeModel[];
    getChildren(deep?: boolean): boolean | TypeTreeNodeModel[];
    remove(value?: TreeNodeValue): void;
    setData(data: OptionData): void;
}
export declare function createNodeModel(node: TreeNode): TypeTreeNodeModel;