import { NodeItem } from '../model/node-item';
import { NodeState } from '../model/node-state';
import { TreeOptions } from '../model/tree-options';
export declare class TreeUtil {
    static initState(parent: NodeState, nodeItem: NodeItem<any>, options: TreeOptions): NodeState;
    static getMarkSelected(nodeItem: NodeItem<any>, options: TreeOptions): boolean;
}