export declare class DbDropdown {
    /**
     * The data attribute can be used to generate dropdown by data.
     */
    data?: string;
    /**
     * The opposite attribute, changes the behaviour: dropdown -> left.
     */
    opposite: boolean;
    /**
     * The summary attribute, shows a text for accessibility.
     */
    summary: string;
    private compData;
    private hasItemsWrapper;
    get children(): Element[];
    set children(value: Element[]);
    private _children;
    host: HTMLDbDropdownElement;
    componentWillLoad(): void;
    render(): any;
}