interface JQuery {
    /**
     * Register a handler to be called when Ajax requests complete. This is an AjaxEvent.
     *
     * @param handler The function to be invoked.
     */
    ajaxComplete(handler: (event: JQueryEventObject, XMLHttpRequest: XMLHttpRequest, ajaxOptions: any) => any): JQuery;
    /**
     * Register a handler to be called when Ajax requests complete with an error. This is an Ajax Event.
     *
     * @param handler The function to be invoked.
     */
    ajaxError(handler: (event: JQueryEventObject, jqXHR: JQueryXHR, ajaxSettings: JQueryAjaxSettings, thrownError: any) => any): JQuery;
    /**
     * Attach a function to be executed before an Ajax request is sent. This is an Ajax Event.
     *
     * @param handler The function to be invoked.
     */
    ajaxSend(handler: (event: JQueryEventObject, jqXHR: JQueryXHR, ajaxOptions: JQueryAjaxSettings) => any): JQuery;
    /**
     * Register a handler to be called when the first Ajax request begins. This is an Ajax Event.
     *
     * @param handler The function to be invoked.
     */
    ajaxStart(handler: () => any): JQuery;
    /**
     * Register a handler to be called when all Ajax requests have completed. This is an Ajax Event.
     *
     * @param handler The function to be invoked.
     */