import { EventEmitter } from '@angular/core';
import * as i0 from "@angular/core";
export declare class TreeComponent {
    tree: any;
    title: any;
    isOpen: boolean;
    clickNode: EventEmitter<any>;
    constructor();
    nzEvent(data: any): void;
    isCollapsed: boolean;
    toggleCollapsed(e: any, o: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<TreeComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<TreeComponent, "k-tree", never, { "tree": { "alias": "tree"; "required": false; }; "title": { "alias": "title"; "required": false; }; "isOpen": { "alias": "isOpen"; "required": false; }; }, { "clickNode": "clickNode"; }, never, never, false, never>;
}