import { ButtonDropdownProps, LinkItem } from '../interfaces';
export declare const isItemGroup: (item: ButtonDropdownProps.ItemGroup | ButtonDropdownProps.Item) => item is ButtonDropdownProps.ItemGroup;
export declare const isLinkItem: (item: LinkItem | ButtonDropdownProps.Item | ButtonDropdownProps.ItemGroup) => item is LinkItem;
export declare const getHighlightableItems: (items: ButtonDropdownProps.Items, hasExpandableGroups: boolean, isInRestrictedView: boolean, expandedItem?: ButtonDropdownProps.ItemGroup | undefined) => (ButtonDropdownProps.Item | ButtonDropdownProps.ItemGroup)[];