import { LitElement } from "lit";
import { POLITENESS_ASSERTIVE, POLITENESS_POLITE } from "./constants";
type politeness = typeof POLITENESS_POLITE | typeof POLITENESS_ASSERTIVE;
type AnnouncementDetail = {
    thisEvent?: {
        message?: string;
        politeness?: politeness;
    };
    message?: string;
};
export declare class GlobalLiveAnnouncer extends LitElement {
    private readonly globalAriaLivePolite;
    private readonly globalAriaLiveAssertive;
    private assertiveTimeout;
    private politeTimeout;
    static get styles(): import("lit").CSSResult;
    connectedCallback(): void;
    resetAnnouncementWithDelay: (liveRegionEl: HTMLElement, politeness: politeness) => void;
    updateAnnouncement: (e: CustomEvent<AnnouncementDetail>) => void;
    registerGlobalLiveAnnouncer: () => void;
    unRegisterGlobalLiveAnnouncer: () => void;
    disconnectedCallback(): void;
    render(): import("lit-html").TemplateResult<1>;
}
export {};
//# sourceMappingURL=GlobalLiveAnnouncer.d.ts.map