import { LitElement } from 'lit';
export declare class WebUiButtonGroup extends LitElement {
    static styles: import('lit').CSSResult[];
    get direction(): 'horizontal' | 'vertical';
    set direction(v: string);
    private _direction;
    private readonly _groupController;
    render(): import('lit').TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'web-ui-button-group': WebUiButtonGroup;
    }
}