import React, { AnchorHTMLAttributes, FocusEvent, HTMLAttributes, Ref, FC, ReactNode } from 'react';
import { AutoAlignProps } from './AutoAlign';
import { Bivariant } from './typeUtils';
/**
 *
 */
type EventKey = string | number;
/**
 *
 */
export type DropdownMenuHeaderProps = {
    className?: string;
    divider?: 'top' | 'bottom';
    children?: ReactNode;
};
/**
 *
 */
export declare const DropdownMenuHeader: FC<DropdownMenuHeaderProps>;
export declare const MenuHeader: React.FC<DropdownMenuHeaderProps>;
/**
 *
 */
type DropdownMenuHandler = {
    onMenuSelect?: Bivariant<(eventKey: EventKey) => void>;
    onMenuFocus?: (e: FocusEvent<HTMLElement>) => void;
    onMenuBlur?: (e: FocusEvent<HTMLElement>) => void;
};
export declare const DropdownMenuHandlerContext: React.Context<DropdownMenuHandler>;
type OpenSubmenuContext = {
    openSubmenuKeys: {
        [key: string]: {
            isOpen: boolean;
            level: number;
        } | undefined;
    };
    handleSubmenuOpen: (key: string, level: number) => void;
};
export declare const OpenSubmenuContext: React.Context<OpenSubmenuContext>;
/**
 *
 */
export type DropdownMenuItemProps = {
    label?: string;
    eventKey?: string | number;
    icon?: string;
    iconRight?: string;
    disabled?: boolean;
    divider?: 'top' | 'bottom';
    selected?: boolean;
    onClick?: (e: React.SyntheticEvent) => void;
    submenu?: ReactNode;
    submenuItems?: Array<{
        key: string | number;
    } & DropdownMenuItemProps>;
    level?: number;
} & Omit<AnchorHTMLAttributes<HTMLAnchorElement>, 'onClick'>;
/**
 *
 */
export declare const DropdownMenuItem: FC<DropdownMenuItemProps>;
export declare const MenuItem: React.FC<DropdownMenuItemProps>;
/**
 *
 */
export type DropdownSubmenuProps = {
    label?: string;
    align?: 'left' | 'right';
    children?: ReactNode;
};
/**
 *
 */
export declare const DropdownSubmenu: FC<DropdownSubmenuProps>;
/**
 *
 */
export type DropdownMenuProps = HTMLAttributes<HTMLElement> & {
    size?: 'small' | 'medium' | 'large';
    header?: string;
    nubbin?: 'top' | 'top left' | 'top right' | 'bottom' | 'bottom left' | 'bottom right' | 'auto';
    nubbinTop?: boolean;
    hoverPopup?: boolean;
    onMenuSelect?: Bivariant<(eventKey: EventKey) => void>;
    onMenuClose?: () => void;
    elementRef?: Ref<HTMLDivElement>;
};
/**
 *
 */
export declare const DropdownMenu: FC<DropdownMenuProps & Pick<AutoAlignProps, 'portalClassName' | 'portalStyle' | 'align'>>;
export {};