import { BuildInLayout, Layout } from '../Route';
export default class LayoutCommandHandler {
    private willSetRoot;
    private didSetRoot;
    constructor();
    handleRootLayoutChange(): void;
    setRoot(layout: BuildInLayout | Layout, sticky?: boolean): Promise<boolean>;
    setRootLayoutUpdateListener(willSetRoot?: () => void, didSetRoot?: () => void): void;
}