import type { TreeNodeData, UseTreeProps } from '@primereact/types/headless/tree';
import * as React from 'react';
export interface UseTreeKeyboardDeps {
    props: UseTreeProps;
    elementRef: React.RefObject<HTMLElement | null>;
    visibleKeys: string[];
    findNodeByKey: (key: string) => TreeNodeData | undefined;
    onNodeToggle: (event: React.SyntheticEvent, node: TreeNodeData) => void;
    onClick: (event: React.MouseEvent | React.KeyboardEvent, node: TreeNodeData, nodeTouched?: boolean) => void;
    setFocusedKey: (key: string | null) => void;
}
/**
 * Keyboard navigation across `visibleKeys` plus printable-character type-ahead.
 */
export declare function useTreeKeyboard({ props, elementRef, visibleKeys, findNodeByKey, onNodeToggle, onClick, setFocusedKey }: UseTreeKeyboardDeps): {
    onKeyDown: (event: React.KeyboardEvent, node: TreeNodeData, _level: number, expanded: boolean, leaf: boolean) => void;
    onFilterKeyUp: (event: React.KeyboardEvent) => void;
};