import type { CSSResultArray, PropertyDeclarations, TemplateResult } from 'lit-element';
import type { Item, Option, Unit } from './types';
import { InternalEditableControl } from '../InternalEditableControl/InternalEditableControl';
export declare class InternalEditableListControl extends InternalEditableControl {
    static get properties(): PropertyDeclarations;
    static get styles(): CSSResultArray;
    inputParams: Record<string, unknown>;
    simpleValue: boolean;
    options: Option[];
    layout: 'standalone' | 'summary-item' | null;
    units: Unit[];
    range: null | 'optional';
    private __isErrorVisible;
    private __newItem;
    render(): TemplateResult;
    protected get _value(): Item[];
    protected set _value(newValue: Item[]);
}