
/**
 * Priorities for the announce function
 */
export declare enum AnnouncerPriority {
    POLITE = "polite",
    ASSERTIVE = "assertive"
}
/**
 * Data attribute added to live region element.
 */
export declare const DATA_MDC_DOM_ANNOUNCE = "data-mdc-dom-announce";
/**
 * Announces the given message with optional priority, defaulting to "polite"
 */
export declare function announce(message: string, priority?: AnnouncerPriority): void;
