import React from 'react';
export declare const listPosition: string[];
export declare const pickerPosition: string[];
export declare const horizontalDropdownPositions: string[];
export declare const verticalDropdownPositions: string[];
export declare function getPortalListStyle(triggerElement: HTMLElement, portalElement: HTMLElement, position: string, fixed?: boolean | 'min'): React.CSSProperties;
export declare function getPortalPickerStyle(triggerElement: HTMLElement, portalElement: HTMLElement, position: string): React.CSSProperties;
export declare function getPortalSubMenuStyle(triggerElement: HTMLElement, portalElement: HTMLElement, direction: 'vertical' | 'horizontal'): React.CSSProperties;
export declare function getPortalDropdownStyle(triggerElement: HTMLElement, portalElement: HTMLElement, position: string): React.CSSProperties;