import { HttpClient } from '@angular/common/http';
import { EventEmitter } from '@angular/core';
import { CommonLibConfigurationService } from '../../common-lib-configuration.service';
import { Widget } from '../../forms/page/widgets/widget';
import * as i0 from "@angular/core";
export declare class WidgetsService {
    private _httpClient;
    private commonLibConfig;
    identifiersArray: Array<string>;
    _widgetDeleteEvent: EventEmitter<Widget>;
    /**
     * Constructor
     */
    constructor(_httpClient: HttpClient, commonLibConfig: CommonLibConfigurationService);
    /**
     *
     * @param identifier
     * @param formId
     * @returns
     */
    getUniqueIdentifier(identifier: string, formId: string): Promise<string>;
    /**
     *to emit widget click event on widget Delete click
     *
     * @param widget
     */
    widgetDeleteEvent(widget: Widget): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<WidgetsService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<WidgetsService>;
}