import List from '../list/list';
import type { RoleAttribute } from './types/roles';
export declare class ListMultiColumnBase extends List {
    innerRole: RoleAttribute | null;
    columns: number;
    columnGap: string;
    focusFirstItem: boolean;
    horizontal: boolean;
    focusItem(index: number): void;
    onKeydown(evt: KeyboardEvent): void;
    firstUpdated(): void;
    render(): import("lit-html").TemplateResult<1>;
}