/// <reference types="node" />
import Event from 'events';
import { UploadFile } from './Uploader';
export declare const ee: Event;
export declare const ajaxError = "ajaxError";
interface AjaxParam {
    file: UploadFile;
    fileKey: string;
    headers?: Record<string, string>;
    url: string;
    method: string;
    extraData?: Record<string, any> | undefined;
    onProgress: (event: ProgressEvent<EventTarget>, file: UploadFile) => void;
}
declare const ajax: (param: AjaxParam) => void;
export default ajax;