import { Gemstone } from '@gpa-gemstone/application-typings';
interface IProps {
    /**
    * Function invoked on each interval to check whether the application can still
    * reach the server. Should return an AbortablePromise that resolves when the
    * server is reachable and rejects when it is not.
    * */
    HeartBeat: () => Gemstone.TSX.Interfaces.AbortablePromise<unknown>;
    /**
    * Interval, in milliseconds, between successive HeartBeat checks
    * */
    IntervalMS: number;
}
/**
* Periodically calls HeartBeat to verify connectivity to the server and, when a
* check fails, displays a blocking modal indicating the application is trying to
* reconnect. Renders nothing while the server is reachable.
*/
declare const HeartBeatCheck: (props: IProps) => JSX.Element | null;
export default HeartBeatCheck;