import { WorkItem } from "./WorkItem";
import { WorkItemScheduler } from "./WorkItemScheduler";
import { BaseError, Type } from "igniteui-webcomponents-core";
/**
 * @hidden
 */
export declare class ExternalEventWorkItem extends WorkItem {
    static $t: Type;
    private ae;
    private ad;
    constructor();
    protected p(a: WorkItemScheduler): boolean;
    protected get_t(): boolean;
    af(a?: BaseError): void;
}