/**
 * These keys are used for navigating cascading menu UI components.
 *
 * UP: Select the previous item in the list.
 * DOWN: Select the next item in the list.
 * LEFT: Show the previous menu.
 * RIGHT: Show the next menu for the selected item.
 * ESC: Deselect the current selection and hide the list.
 * TAB: Normal tabbing navigation is still supported.
 */
export declare const cascadingMenuKeyCodes: {
    DOWN: number;
    ESCAPE: number;
    LEFT: number;
    RIGHT: number;
    UP: number;
    TAB: number;
};