import { EventEmitter } from '@angular/core';
import { Node } from '../model/model';
import { TreeController } from '../tree/tree-controller';
export declare class TreeService {
    nodeExpanded: EventEmitter<Node>;
    nodeCollapsed: EventEmitter<Node>;
    nodeFocused: EventEmitter<Node>;
    nodeBlured: EventEmitter<Node>;
    nodeSelected: EventEmitter<Node>;
    private controllers;
    constructor();
    setController(id: number, controller: TreeController): void;
    deleteController(id: number): void;
    getController(id: number): TreeController;
    hasController(id: number): boolean;
}