Function: dired-toggle-read-only
dired-toggle-read-only is an interactive and byte-compiled function
defined in dired.el.gz.
Signature
(dired-toggle-read-only)
Documentation
Edit Dired buffer with Wdired, or make it read-only.
If the current buffer can be edited with Wdired, (i.e. the major
mode is dired-mode), call wdired-change-to-wdired-mode.
Otherwise, toggle read-only-mode.
Key Bindings
Source Code
;; Defined in /usr/src/emacs/lisp/dired.el.gz
(defun dired-toggle-read-only ()
"Edit Dired buffer with Wdired, or make it read-only.
If the current buffer can be edited with Wdired, (i.e. the major
mode is `dired-mode'), call `wdired-change-to-wdired-mode'.
Otherwise, toggle `read-only-mode'."
(interactive)
(unless (file-exists-p default-directory)
(user-error "The current directory no longer exists"))
(when (and (not (file-writable-p default-directory))
(not (y-or-n-p
"Directory isn't writable; edit anyway? ")))
(user-error "Directory %s isn't writable" default-directory))
(if (derived-mode-p 'dired-mode)
(wdired-change-to-wdired-mode)
(read-only-mode 'toggle)))