import { ReactiveController, ReactiveElement } from 'lit';
/**
 * Provides all nessesary aria-* attributes to create a valid aria modal.
 * Recommended use with `@focusTrap` controller.
 */
export declare function ariaModal<T extends ReactiveElement>(): ClassDecorator;
export declare class AriaModalController<T extends ReactiveElement> implements ReactiveController {
    private host;
    constructor(host: T);
    hostConnected(): void;
}