"Determines if the file with FILENAME should be visible."
(let ((name (ztree-file-short-name filename)))
(and (not (or (string= name ".") (string= name "..")))
"Determines if the file with FILENAME should be visible."
(let ((name (ztree-file-short-name filename)))
(and (not (or (string= name ".") (string= name "..")))