import { PostMessageAction } from '../types/types';
import { default as Iframe, IframeOptions } from './iframe';

export declare const assertValidFunction: (candidate: Function) => void;
declare class AffinityIFrame extends Iframe {
    constructor(containerElement: HTMLElement, url: string);
    static createUniqueId(): string;
    getAffinityUrlWithUID(url: string): string;
    addWindowMessageListener(actionCb: (action: PostMessageAction) => void): void;
    createIframe(options: IframeOptions): HTMLIFrameElement;
    init(): void;
}
export default AffinityIFrame;