import type { PropertyValues } from 'lit';
import { UsBaseElement } from '../base/UsBaseElement';
import type { IGroupBoxProps } from './model/IGroupBoxProps';
declare global {
    interface HTMLElementTagNameMap {
        'us-group-box': UsGroupBox;
    }
}
export declare class UsGroupBox extends UsBaseElement implements IGroupBoxProps {
    static styles: import("lit").CSSResultGroup[];
    hasBackground: boolean;
    collapse: boolean;
    collapseOpened: boolean;
    showClearButton: boolean;
    dataTestId: string;
    isOpened: boolean;
    willUpdate(changedProperties: PropertyValues): void;
    render(): import("lit").TemplateResult<1>;
    handleCollapse(): void;
    handleCollapseByClick(event: PointerEvent): void;
    handleClearButton(): void;
    handleCollapseByEnter(e: KeyboardEvent): void;
}