/** @hidden */ /** */
import * as React from 'react';
import { ObjectValues } from '../private_utils';
import Watchable from '../watchable';
declare const WatchableGlobalAlertKeys: Readonly<{
    __alertInfo: "__alertInfo";
}>;
/** @hidden */
declare type WatchableGlobalAlertKey = ObjectValues<typeof WatchableGlobalAlertKeys>;
/** @hidden */
interface AlertInfo {
    content: React.ReactElement;
}
/**
 * @hidden
 * @example
 * ```js
 * import {globalAlert} from '@airtable/blocks/ui';
 * globalAlert.showReloadPrompt();
 * ```
 */
declare class GlobalAlert extends Watchable<WatchableGlobalAlertKey> {
    /** @internal */
    static _className: string;
    /** @internal */
    static _isWatchableKey(key: string): boolean;
    /** @internal */
    _alertInfo: AlertInfo | null;
    /** @hidden */
    constructor();
    /** @internal */
    get __alertInfo(): AlertInfo | null;
    /** */
    showReloadPrompt(): void;
}
export default GlobalAlert;