import { DisplaySettings, GistMessage } from '../types';
export declare function initPreviewBar(): void;
export declare function updatePreviewBarMessage(message: GistMessage): void;
export declare function updatePreviewBarStep(stepName: string, displaySettings: DisplaySettings): void;
export declare function getPreviewBarStepSettings(stepName: string): DisplaySettings | null;
export declare function clearPreviewBarMessage(): void;
export declare function setPreviewBarInitialStep(stepName: string | null, displayType: string | null): void;
export declare function destroyPreviewBar(): void;