import type { PropertyValues } from 'lit';
import type { ILastRefreshInfo } from '@upswot/core/dist/models/ILastRefreshInfo';
import { UsBaseElement } from '../base/UsBaseElement';
import type { IHeaderProps } from './model/IHeaderProps';
declare global {
    interface HTMLElementTagNameMap {
        'us-header': UsHeader;
    }
}
export declare class UsHeader extends UsBaseElement implements IHeaderProps {
    static shadowRootOptions: ShadowRootInit;
    static styles: import("lit").CSSResultGroup[];
    headerTitle: string;
    icon: IHeaderProps['icon'];
    showBackButton: boolean;
    showCloseButton: boolean;
    hideInsightButton: boolean;
    showIcon: boolean;
    hideMenu: boolean;
    notificationCounter: number;
    menuItems: never[];
    variant: IHeaderProps['variant'];
    widgetView: IHeaderProps['widgetView'];
    dataTestId: string;
    readonly: boolean;
    demo: boolean;
    hideRefreshInfo: boolean;
    locale: string;
    lastRefreshInfo: ILastRefreshInfo | null;
    isMenuOpen: boolean;
    showTooltip: boolean;
    refreshingText: string;
    isSecondaryVariant: boolean;
    refreshingInterval: ReturnType<typeof setInterval>;
    disconnectedCallback(): void;
    willUpdate(changedProperties: PropertyValues<this>): void;
    render(): import("lit").TemplateResult<1>;
    toggleMenu(): void;
    private _openInsightsList;
    handleBackButton(): void;
    handleCloseButton(): void;
    selectListItem(event: CustomEvent): void;
    handleFocusTooltip(): void;
    handleBlurTooltip(): void;
    clearRefreshingTimer(): void;
    setRefreshingText(): void;
    getRefreshedDate(): string | undefined;
}