Variable: gnus-message-citation-mode-hook
gnus-message-citation-mode-hook is a customizable variable defined in
gnus-cite.el.gz.
Value
nil
Documentation
Hook run after entering or leaving gnus-message-citation-mode(var)/gnus-message-citation-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/gnus/gnus-cite.el.gz
(define-minor-mode gnus-message-citation-mode
"Minor mode providing more font-lock support for nested citations.
When enabled, it automatically turns on `font-lock-mode'."
:lighter ""
(when (derived-mode-p 'message-mode)
(if (not font-lock-mode)
(gnus-message-citation-mode (font-lock-mode 1))
(if gnus-message-citation-mode
;; `gnus-message-citation-keywords' should be the last
;; elements of the keywords because the others are unlikely
;; to have the OVERRIDE flags -- XEmacs applies a keyword
;; having no OVERRIDE flag to matched text even if it has
;; already other faces, while Emacs doesn't.
(font-lock-add-keywords nil gnus-message-citation-keywords t)
(font-lock-remove-keywords nil gnus-message-citation-keywords))
(font-lock-flush))))