import { StringOption } from '../../option/impl/string-option';
import { OptionGroupSingleSelectionItemImpl } from './option-group-single-selection-item-impl';
export declare const DROPDOWN_ITEM_ID = "us.mtna.web.form.item.impl.DropdownItem";
export declare class DropdownItem extends OptionGroupSingleSelectionItemImpl<StringOption> {
    label: string;
}
export declare function instanceofDropdownItem(obj: any): obj is DropdownItem;