import { NavigationItemBase } from '../navigation-item-base';
/**
 * A config containing properties for vertical navigation items
 */
export declare class VerticalNavigationItem extends NavigationItemBase {
    /**
     * Navigation children (used for secondary and tertiary navigation)
     */
    children?: VerticalNavigationItem[];
    /**
     * Indicate if the item should be active on load
     */
    activeOnLoad?: boolean;
    /**
     * Unique Id for the navigation item
     */
    id?: string;
    /**
     * Track the active state of the navigation item
     */
    trackActiveState?: boolean;
    /**
     * Track the hover state of the navigation item
     */
    trackHoverState?: boolean;
    /**
     * Indicates if the child secondary menu is opened
     */
    secondaryCollapsed?: boolean;
    /**
     * Indicates if the child tertiary menu is opened
     */
    tertiaryCollapsed?: boolean;
    /**
     * Indicates if this is a mobile item -- for component use only
     */
    mobileItem?: boolean;
    /**
     * Internal variable used for hovering timeout
     */
    hoverTimeout?: any;
    /**
     * Internal variable used for blur timeout
     */
    blurTimeout?: any;
}