import * as React from 'react';
import { CSSProperties } from 'react';
import { Menu } from 'union-design';
import "union-design/lib/dropdown/styles/css";
export interface DropdownProps {
    arrow?: boolean;
    disabled?: boolean;
    getPopupContainer?: (triggerNode: HTMLElement) => HTMLElement;
    overlay?: Menu;
    overlayClassName?: string;
    overlayStyle?: CSSProperties;
    placement?: "bottomLeft" | "bottomCenter" | "bottomRight" | "topLeft" | "topCenter" | "topRight";
    trigger?: "click" | "hover" | "contextMenu";
    visible?: boolean;
    onVisibleChange?: (visible: boolean) => void;
    style?: object;
}
declare const Dropdown: React.FC<DropdownProps>;
export default Dropdown;