import { DataNode, Key } from 'rc-tree/lib/interface';
/** 计算选中范围，只考虑expanded情况以优化性能 */
export declare function calcRangeKeys(treeData: DataNode[], expandedKeys: Key[], startKey?: Key, endKey?: Key): Key[];
export declare function convertDirectoryKeysToNodes(treeData: DataNode[], keys: Key[]): DataNode[];