export type FileSystemEntryOpenResult<D = any, R = any> = Promise<readonly FileSystemEntry<D, R>[]>;
export type FileSystemEntryOpenCb<PD, D = any, R = any> = (parent: FileSystemEntry<PD>) => FileSystemEntryOpenResult<D, R>;
export declare class FileSystemEntry<D = any, R = any> {
    readonly label: string;
    readonly meta: string;
    readonly image: string;
    readonly data: D;
    protected openCb: FileSystemEntryOpenCb<D, R>;
    protected result: FileSystemEntryOpenResult;
    readonly path: ReadonlyArray<FileSystemEntry>;
    readonly level: number;
    readonly classes: ReadonlyArray<string>;
    get parent(): FileSystemEntry;
    constructor(label: string, meta: string, image: string, data: D, openCb: FileSystemEntryOpenCb<D, R>, parent?: FileSystemEntry, classes?: string[]);
    open<O = any>(): FileSystemEntryOpenResult<R, O>;
}