import React from 'react';
/**
 * A wrapper element for the toolbar contents that lets the user toggle between rich text, diff and source mode.
 * Put the rich text toolbar contents as children of this component.
 * For this component to work, you must include the `diffSourcePlugin`.
 *
 * @example
 * ```tsx
 *  <MDXEditor markdown='Hello world'
 *    plugins={[toolbarPlugin({
 *      toolbarContents: () => ( <> <DiffSourceToggleWrapper><UndoRedo /><BoldItalicUnderlineToggles /></DiffSourceToggleWrapper></>)
 *    }), diffSourcePlugin()]}
 *  />
 * ```
 */
export declare const DiffSourceToggleWrapper: React.FC<{
    children: React.ReactNode;
}>;