/**
 * An object containing various event types used in the application.
 */
export declare const EVENT_TYPES: {
    /**
     * A generic error event.
     */
    readonly ERROR: "error";
    /**
     * A generic history event.
     */
    readonly HISTORY: "history";
    /**
     * Begin export event.
     */
    readonly EXPORT_BEGIN: "export-begin";
    /**
     * Export is done event.
     */
    readonly EXPORT_DONE: "export-done";
};