import { EventBus } from '../bus.api';
import { MessageProxyConfig, ProxyControl } from './message.proxy.api';
/**
 * MessageProxy transparently connects up event bus instances across the main application
 * and across child applications, running inside iframes. ShadowDOM support will make it in as an optional
 * variant, once we have WebComponent Support universally in browsers.
 */
export declare class MessageProxy {
    private bus;
    constructor(bus: EventBus);
    private proxyControl;
    /**
     * Enable proxy, pass in a configuration to set things in motion.
     *
     * @param {MessageProxyConfig} config
     */
    enableProxy(config: MessageProxyConfig): ProxyControl;
}