Variable: hexl-follow-ascii-mode
hexl-follow-ascii-mode is a buffer-local variable defined in
hexl.el.gz.
Documentation
Non-nil if Hexl-Follow-Ascii mode is enabled.
Use the command hexl-follow-ascii-mode(var)/hexl-follow-ascii-mode(fun) to change this variable.
Key Bindings
Source Code
;; Defined in /usr/src/emacs/lisp/hexl.el.gz
(define-minor-mode hexl-follow-ascii-mode
"Minor mode to follow ASCII in current Hexl buffer.
When following is enabled, the ASCII character corresponding to the
element under the point is highlighted.
The default activation is controlled by `hexl-follow-ascii'."
:global nil
(if hexl-follow-ascii-mode
;; turn it on
(progn
(unless hexl-ascii-overlay
(setq hexl-ascii-overlay (make-overlay (point) (point)))
(overlay-put hexl-ascii-overlay 'face 'highlight))
(add-hook 'post-command-hook #'hexl-follow-ascii-find nil t))
;; turn it off
(when hexl-ascii-overlay
(delete-overlay hexl-ascii-overlay)
(setq hexl-ascii-overlay nil))
(remove-hook 'post-command-hook #'hexl-follow-ascii-find t)))