import { UmbLitElement } from '../../../lit-element/index.js';
declare const UmbInputSectionElement_base: import("../../../../../libs/extension-api/index.js").HTMLElementConstructor<import("../../../validation/index.js").UmbFormControlMixinElement<string | undefined>> & typeof UmbLitElement;
export declare class UmbInputSectionElement extends UmbInputSectionElement_base {
    #private;
    /**
     * This is a minimum amount of selected items in this input.
     * @type {number}
     * @attr
     * @default
     */
    set min(value: number);
    get min(): number;
    /**
     * Min validation message.
     * @type {boolean}
     * @attr
     * @default
     */
    minMessage: string;
    /**
     * This is a maximum amount of selected items in this input.
     * @type {number}
     * @attr
     * @default
     */
    set max(value: number);
    get max(): number;
    /**
     * Max validation message.
     * @type {boolean}
     * @attr
     * @default
     */
    maxMessage: string;
    set selection(uniques: Array<string>);
    get selection(): Array<string>;
    set value(selectionString: string | undefined);
    get value(): string | undefined;
    private _items?;
    constructor();
    protected getFormElement(): undefined;
    render(): import("lit-html").TemplateResult<1>;
    private _renderItem;
    static styles: import("lit").CSSResult[];
}
export default UmbInputSectionElement;
declare global {
    interface HTMLElementTagNameMap {
        'umb-input-section': UmbInputSectionElement;
    }
}