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(reb-mode): Use define-derived-mode.

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(font-lock-defaults-alist): Don't change it any more.
(reb-subexp-mode-map): Cleanup.
This commit is contained in:
Stefan Monnier 2001-11-18 01:44:08 +00:00
parent d3b80e9b70
commit d6b3b5f4f8
1 changed files with 13 additions and 35 deletions
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48
lisp/emacs-lisp/re-builder.el
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@ -226,21 +226,13 @@ Except for Lisp syntax this is the same as `reb-regexp'.")
(define-key reb-mode-map "\C-c\C-e" 'reb-enter-subexp-mode)
(define-key reb-mode-map "\C-c\C-u" 'reb-force-update)))
(defun reb-mode ()
"Major mode for interactively building Regular Expressions.
\\{reb-mode-map}"
(interactive)
(setq major-mode 'reb-mode
mode-name "RE Builder")
(use-local-map reb-mode-map)
(reb-mode-common)
(run-hooks 'reb-mode-hook))
(define-derived-mode reb-mode nil "RE Builder"
"Major mode for interactively building Regular Expressions."
(reb-mode-common))
(define-derived-mode reb-lisp-mode
emacs-lisp-mode "RE Builder Lisp"
"Major mode for interactively building symbolic Regular Expressions.
\\{reb-lisp-mode-map}"
"Major mode for interactively building symbolic Regular Expressions."
(cond ((eq reb-re-syntax 'lisp-re) ; Pull in packages
(require 'lisp-re)) ; as needed
((eq reb-re-syntax 'sregex) ; sregex is not autoloaded
@ -252,29 +244,17 @@ Except for Lisp syntax this is the same as `reb-regexp'.")
(define-key reb-lisp-mode-map "\C-c"
(lookup-key reb-mode-map "\C-c"))
(if (boundp 'font-lock-defaults-alist)
(setq font-lock-defaults-alist
(cons (cons 'reb-lisp-mode
(cdr (assoc 'emacs-lisp-mode
font-lock-defaults-alist)))
font-lock-defaults-alist)))
(defvar reb-subexp-mode-map nil
(defvar reb-subexp-mode-map
(let ((m (make-keymap)))
(suppress-keymap m)
;; Again share the "\C-c" keymap for the commands
(define-key m "\C-c" (lookup-key reb-mode-map "\C-c"))
(define-key m "q" 'reb-quit-subexp-mode)
(dotimes (digit 10)
(define-key m (int-to-string digit) 'reb-display-subexp))
m)
"Keymap used by the RE Builder for the subexpression mode.")
(if (not reb-subexp-mode-map)
(progn
(setq reb-subexp-mode-map (make-sparse-keymap))
(suppress-keymap reb-subexp-mode-map)
;; Again share the "\C-c" keymap for the commands
(define-key reb-subexp-mode-map "\C-c"
(lookup-key reb-mode-map "\C-c"))
(define-key reb-subexp-mode-map "q" 'reb-quit-subexp-mode)
(mapcar (lambda (digit)
(define-key reb-subexp-mode-map (int-to-string digit)
'reb-display-subexp))
'(0 1 2 3 4 5 6 7 8 9))))
(defun reb-mode-common ()
"Setup functions common to functions `reb-mode' and `reb-mode-lisp'."
@ -411,7 +391,6 @@ Except for Lisp syntax this is the same as `reb-regexp'.")
(defun reb-enter-subexp-mode ()
"Enter the subexpression mode in the RE Builder."
(interactive)
(setq reb-subexp-mode t)
(reb-update-modestring)
(use-local-map reb-subexp-mode-map)
@ -434,7 +413,6 @@ If the optional PAUSE is non-nil then pause at the end in any case."
(defun reb-quit-subexp-mode ()
"Quit the subexpression mode in the RE Builder."
(interactive)
(setq reb-subexp-mode nil
reb-subexp-displayed nil)
(reb-update-modestring)