import { FrameSize } from '../utils/frame-sizes';
interface PreviewFrameProps {
    src: (baseUrl: string) => string;
    /**
     * Developers can set a predefined size
     * or an explicit pixel value.
     */
    size: FrameSize | string;
    baseUrl: string;
    /**
     * `true` if the selected viewport matches the frame source.
     */
    isVisible: boolean;
    /**
     * `true` if the frame should display the preview in dark mode.
     */
    isDarkMode: boolean;
    title?: string;
}
export declare const PreviewFrame: ({ src, size, baseUrl, isVisible, isDarkMode, title, }: PreviewFrameProps) => JSX.Element;
export {};