import { IMenuItem } from '../../services/IMenuItem';
export declare class MegaMenuRenderer {
    private menuItems;
    private debug;
    private static readonly hoverOpenDelayMs;
    private static readonly hoverCloseDelayMs;
    private _container;
    private _documentKeydownHandler;
    private _documentClickHandler;
    private _announcer;
    constructor(menuItems: IMenuItem[], debug?: boolean);
    render(container: HTMLElement): void;
    dispose(): void;
    private createTopLevelItem(item);
    private createTopLevelElement(item, hasChildren, isActive, isCurrent);
    private createMegaMenu(parentItem);
    private createCategorySection(item);
    private attachEventListeners();
    private attachKeyboardNavigation(heading, megaMenu);
    private attachMouseEvents(heading, megaMenu);
    private attachFocusManagement(heading, megaMenu);
    private attachGlobalKeyboardNavigation();
    private attachGlobalClickOutsideHandler();
    private openMegaMenu(trigger, menu);
    private closeMegaMenu(trigger, menu);
    private toggleMegaMenu(trigger, menu);
    private closeAllMegaMenus(exceptMenu?);
    private focusFirstLink(megaMenu);
    private isItemActive(item);
    private isCurrentUrl(url?);
    private normalizePath(url?);
    private getColumnCount(items?);
    private joinClasses(...classNames);
    private createScreenReaderAnnouncer();
    private announce(message);
}