import { OnInit } from '@angular/core';
import { Node, NodeAdded } from '../lt-treeview/node';
export declare class LtTreeviewInternalComponent implements OnInit {
    data: Node[];
    listToAdd: NodeAdded[];
    show: boolean;
    parent: Node | {};
    callBackOnUpdate: any;
    callBackOnDelete: any;
    component: any;
    currentNode: Node | undefined;
    constructor();
    ngOnInit(): void;
    expand(item: Node): void;
    add(item: Node): void;
    delete(item: Node): void;
    addNode(item: NodeAdded): void;
}