import { LitElement } from 'lit';
export declare class LitTreeSubView extends LitElement {
    static styles: import("lit").CSSResult;
    label: string;
    opened: boolean;
    connectedCallback(): void;
    disconnectedCallback(): void;
    private _onSelected;
    updateSelection(isSelected: boolean): void;
    private _iconTemplate;
    private _toggle;
    render(): import("lit").TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'lit-tree-subview': LitTreeSubView;
    }
}