import { Logger } from "@azure/msal-common/browser";
export declare const IFRAME_POLL_INTERVAL_MS = 50;
export declare const DEFAULT_IFRAME_TIMEOUT_MS = 10000;
/**
 * Monitors an iframe content window until it loads a URL with a known hash, or hits a specified timeout.
 *
 * @param iframe - The hidden iframe to monitor.
 * @param timeout - Maximum time (ms) to wait for navigation before rejecting with
 *   `monitor_window_timeout`.
 * @param logger - Logger instance.
 * @param correlationId
 * @param responseMode - `"query"` or `"fragment"` — determines whether to read
 *   `location.search` or `location.hash`. Any value other than `"query"` is
 *   treated as fragment.
 */
export declare function monitorIframeForHash(iframe: HTMLIFrameElement, timeout: number, logger: Logger, correlationId: string, responseMode: string): Promise<string>;
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