import { CellOptions } from './CellOptionsInterface';
import { ExcelExportColumnProps } from '../ExcelExportColumn';
/**
 * @hidden
 */
export declare const toExporterColumns: (sourceColumns?: ExcelExportColumnProps[]) => ExporterColumn[];
/**
 * @hidden
 */
export declare class ExporterColumn {
    title?: string;
    field?: string;
    hidden?: boolean;
    locked?: boolean;
    width?: number;
    columns: ExporterColumn[];
    groupHeaderTemplate: any;
    groupFooterTemplate: any;
    footerTemplate: any;
    headerCellOptions?: CellOptions;
    cellOptions?: CellOptions;
    groupHeaderCellOptions?: CellOptions;
    groupFooterCellOptions?: CellOptions;
    footerCellOptions?: CellOptions;
    constructor(column: ExcelExportColumnProps, columnIndex?: number);
}