;;; Dead summaries.
-(defvar gnus-dead-summary-mode-map nil)
-
-(unless gnus-dead-summary-mode-map
- (setq gnus-dead-summary-mode-map (make-keymap))
- (suppress-keymap gnus-dead-summary-mode-map)
- (substitute-key-definition
- 'undefined 'gnus-summary-wake-up-the-dead gnus-dead-summary-mode-map)
- (dolist (key '("\C-d" "\r" "\177" [delete]))
- (define-key gnus-dead-summary-mode-map
- key 'gnus-summary-wake-up-the-dead))
- (dolist (key '("q" "Q"))
- (define-key gnus-dead-summary-mode-map key 'bury-buffer)))
-
-(defvar gnus-dead-summary-mode nil
- "Minor mode for Gnus summary buffers.")
-
-(defun gnus-dead-summary-mode (&optional arg)
+(defvar gnus-dead-summary-mode-map
+ (let ((map (make-keymap)))
+ (suppress-keymap map)
+ (substitute-key-definition 'undefined 'gnus-summary-wake-up-the-dead map)
+ (dolist (key '("\C-d" "\r" "\177" [delete]))
+ (define-key map key 'gnus-summary-wake-up-the-dead))
+ (dolist (key '("q" "Q"))
+ (define-key map key 'bury-buffer))
+ map))
+
+(define-minor-mode gnus-dead-summary-mode
"Minor mode for Gnus summary buffers."
- (interactive "P")
- (when (eq major-mode 'gnus-summary-mode)
- (make-local-variable 'gnus-dead-summary-mode)
- (setq gnus-dead-summary-mode
- (if (null arg) (not gnus-dead-summary-mode)
- (> (prefix-numeric-value arg) 0)))
- (when gnus-dead-summary-mode
- (add-minor-mode
- 'gnus-dead-summary-mode " Dead" gnus-dead-summary-mode-map))))
+ :lighter " Dead" :keymap gnus-dead-summary-mode-map
+ (unless (derived-mode-p 'gnus-summary-mode)
+ (setq gnus-dead-summary-mode nil)))
(defun gnus-deaden-summary ()
"Make the current summary buffer into a dead summary buffer."