import { HoistModel } from '@xh/hoist/core';
/**
 * Support for user agent parsing.
 * @internal
 */
export declare class UserAgentModel extends HoistModel {
    xhImpl: boolean;
    private _uaParser;
    get isPhone(): boolean;
    get isTablet(): boolean;
    get isDesktop(): boolean;
    private get uaParser();
}