Variable: dired-omit-mode-hook
dired-omit-mode-hook is a customizable variable defined in
dired-x.el.gz.
Value
nil
Documentation
Hook run after entering or leaving dired-omit-mode(var)/dired-omit-mode(fun).
No problems result if this variable is not bound.
add-hook automatically binds it. (This is true for all hook variables.)
Source Code
;; Defined in /usr/src/emacs/lisp/dired-x.el.gz
;;;###autoload
(define-minor-mode dired-omit-mode
"Toggle omission of uninteresting files in Dired (Dired-Omit mode).
Dired-Omit mode is a buffer-local minor mode. When enabled in a
Dired buffer, Dired does not list files whose filenames match
regexp `dired-omit-files', nor files ending with extensions in
`dired-omit-extensions'.
To enable omitting in every Dired buffer, you can put this in
your init file:
(add-hook \\='dired-mode-hook (lambda () (dired-omit-mode)))
See Info node `(dired-x) Omitting Variables' for more information."
:group 'dired-x
(if dired-omit-mode
;; This will mention how many lines were omitted:
(let ((dired-omit-size-limit nil)) (dired-omit-expunge))
(revert-buffer)))