import { ComponentSync } from './ComponentSync.js';
import { TS_Route } from '../modules/routing/types.js';
import * as React from 'react';
export declare class ThunderstormDefaultApp extends ComponentSync<{
    rootRoute: TS_Route;
    additionalOverlays?: React.ElementType[];
}> {
    static blockEvent<T>(ev: React.DragEvent<T>): void;
    getAdditionalOverlayRenderer(overlay: React.ElementType): import("react/jsx-runtime").JSX.Element;
    protected deriveStateFromProps(nextProps: {}): {};
    render(): import("react/jsx-runtime").JSX.Element;
}