import type { UtilBeanCollection } from '../interfaces/agCoreBeanCollection';
export declare function _registerKeyboardFocusEvents(beans: UtilBeanCollection): () => void;
export declare function _isKeyboardMode(): boolean;
export declare function _findFocusableElements(rootNode: HTMLElement, exclude?: string | null, onlyUnmanaged?: boolean): HTMLElement[];
export declare function _focusInto(rootNode: HTMLElement, up?: boolean, onlyUnmanaged?: boolean, excludeTabGuards?: boolean): boolean;
export declare function _findNextFocusableElement(beans: UtilBeanCollection, rootNode: HTMLElement, onlyManaged?: boolean | null, backwards?: boolean): HTMLElement | null;
export declare function _findTabbableParent(node: HTMLElement | null, limit?: number): HTMLElement | null;
