import { default as React } from 'react';
import { VALID_ICON_NAMES } from '../icons/iconNames';
import { MenuButtonItemProps } from './MenuButtonItem';
import { Placement } from '../hooks/useDropdownLayer';
import { IconName } from '../types/Icon.types';
export { VALID_ICON_NAMES };
export declare const labelToItemId: (label: string) => string;
type MenuItemElement = React.ReactElement<MenuButtonItemProps>;
export interface MenuButtonProps {
    /**
     * Accessible label for the menu trigger (e.g. "Transaction Actions").
     * Backs the trigger's `aria-label`; if omitted, it falls back to "Menu".
     */
    label?: string;
    /** Optional value for `data-testid` attribute */
    testId?: string;
    /** Name of NDS icon to use as a trigger */
    triggerIcon?: IconName;
    /**
     * The root node of JSX passed in acts as the menu trigger.
     *
     * @deprecated use `renderTrigger` instead.
     */
    trigger?: React.ReactNode;
    /**
     * Render function for rendering a custom trigger element.
     * Called with `(isOpen)`, the open state of the menu.
     */
    renderTrigger?: (isOpen: boolean) => React.ReactNode;
    /** MenuButton.Item children */
    children?: React.ReactNode;
    /**
     * If true, a caret indicator is rendered as the end icon
     * within the trigger. The icon will change direction when
     * the expanded state of the menulist changes.
     */
    showDropdownIndicator?: boolean;
    /** Sets preferred side of the trigger the tooltip should appear */
    side?: Placement;
    /** Optional footer content to render below the menu items */
    footerItem?: MenuItemElement;
}
/**
 * Keyboard navigable popover menu following the
 * [WIA-ARIA "MenuButton" pattern](https://www.w3.org/TR/wai-aria-practices-1.2/#menubutton).
 */
declare const MenuButton: {
    ({ label, testId, trigger, renderTrigger, triggerIcon, showDropdownIndicator, side, children, footerItem, }: MenuButtonProps): React.JSX.Element;
    Item: {
        ({ label, startIcon, endIcon, onSelect, }: MenuButtonItemProps): React.JSX.Element;
        propTypes: {
            label: import('prop-types').Validator<string>;
            onSelect: import('prop-types').Validator<(...args: any[]) => any>;
            startIcon: import('prop-types').Requireable<string>;
            endIcon: import('prop-types').Requireable<string>;
        };
        displayName: string;
    };
};
export default MenuButton;
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