import { IgxDataSourceSortDescription } from "./igx-data-source-sort-description";
import { DataSourceGroupDescription as DataSourceGroupDescription_internal } from "./DataSourceGroupDescription";
export declare class IgxDataSourceGroupDescription extends IgxDataSourceSortDescription {
    protected createImplementation(): DataSourceGroupDescription_internal;
    /**
                                 * @hidden
                                 */
    get i(): DataSourceGroupDescription_internal;
    constructor();
}