import { TableProps } from '../interfaces';
export declare function useColumnGroups<T>(columnDefinitions: ReadonlyArray<TableProps.ColumnDefinition<T>>, visibleColumns: string[], groupDefinitions?: ReadonlyArray<TableProps.GroupDefinition>, columnDisplay?: ReadonlyArray<TableProps.ColumnDisplayProperties>): {
  groupColumnMap: Map<string, string[]> | undefined;
  rows: import("./utils").HeaderRow<T>[];
  maxDepth: number;
  columnToParentIds: Map<string, string[]>;
};