import * as React from 'react';
import { DropdownProps } from '../Dropdown/Dropdown';
import { DropdownMenuVariant } from '../Dropdown/DropdownMenu';
import { BsPrefixRefForwardingComponent } from '../utils/helpers';
import { EventKey } from '@restart/ui/esm/types';
export interface NavDropdownProps extends Omit<DropdownProps, 'title'> {
    /** The content of the DropdownToggle.  */
    title: React.ReactNode;
    /** Disables the toggle NavLink  */
    disabled?: boolean;
    /** Style the toggle NavLink as active  */
    active?: boolean;
    /** An ARIA accessible role applied to the Menu component */
    menuRole?: string;
    /** Whether to render the dropdown menu in the DOM before the first time it is shown */
    renderMenuOnMount?: boolean;
    /**
     *  Which event when fired outside the component will cause it to be closed.
     *
     * _see [DropdownMenu](#menu-props) for more details_
     */
    rootCloseEvent?: 'click' | 'mousedown';
    /**
     * Menu color variant.
     *
     * Omitting this will use the default light color.
     */
    menuVariant?: DropdownMenuVariant;
    /** When true, applies mega menu stylings on dropdown menu */
    isMegaMenu?: boolean;
    /**Uniquely identifies the NavDropdown amongst its siblings, used to determine and control the active state of the parent Nav */
    eventKey?: EventKey;
}
declare const _default: BsPrefixRefForwardingComponent<"li", NavDropdownProps> & {
    Item: BsPrefixRefForwardingComponent<import("@restart/ui/esm/types").DynamicRefForwardingComponent<React.ForwardRefExoticComponent<import("@restart/ui/esm/Button").ButtonProps & React.RefAttributes<HTMLElement>>, import("@restart/ui/esm/DropdownItem").DropdownItemProps>, import("..").DropdownItemProps>;
    ItemText: BsPrefixRefForwardingComponent<"span", import("../utils/helpers").BsPrefixProps<React.ElementType<any>>>;
    Divider: BsPrefixRefForwardingComponent<"hr", import("../utils/helpers").BsPrefixProps<React.ElementType<any>>>;
    Header: BsPrefixRefForwardingComponent<"div", import("../utils/helpers").BsPrefixProps<React.ElementType<any>>>;
};
export default _default;