import { OnChanges, OnInit } from '@angular/core';
import { JsonSchemaFormService } from '../library/json-schema-form.service';
export declare class AddReferenceComponent implements OnInit, OnChanges {
    private jsf;
    private options;
    private itemCount;
    private showAddButton;
    layoutNode: any;
    layoutIndex: number[];
    dataIndex: number[];
    constructor(jsf: JsonSchemaFormService);
    ngOnInit(): void;
    ngOnChanges(): void;
    private addItem(event);
    private updateControl();
}