[Emacs-diffs] Changes to emacs/lisp/fringe.el

[Richard M . Stallman]

Index: emacs/lisp/fringe.el
diff -c emacs/lisp/fringe.el:1.13 emacs/lisp/fringe.el:1.14
*** emacs/lisp/fringe.el:1.13   Fri Oct 15 23:38:17 2004
--- emacs/lisp/fringe.el        Sun Oct 17 06:49:55 2004
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*** 113,118 ****
--- 113,137 ----
                                   fringe-mode))))
        (setq frames (cdr frames)))))
  
+ ;; For initialization of fringe-mode, take account of changes
+ ;; made explicitly to default-frame-alist.
+ (defun fringe-mode-initialize (symbol value)
+   (let* ((left-pair (assq 'left-fringe default-frame-alist))
+        (right-pair (assq 'right-fringe default-frame-alist))
+        (left (cdr left-pair))
+        (right (cdr right-pair)))
+     (if (or left-pair right-pair)
+       ;; If there's something in default-frame-alist for fringes,
+       ;; don't change it, but reflect that into the value of fringe-mode.
+       (progn
+         (setq fringe-mode (cons left right))
+         (if (equal fringe-mode '(nil . nil))
+             (setq fringe-mode nil))
+         (if (equal fringe-mode '(0 . 0))
+             (setq fringe-mode 0)))
+       ;; Otherwise impose the user-specified value of fringe-mode.
+       (custom-initialize-reset symbol value))))
+ 
  ;;;###autoload
  (defcustom fringe-mode nil
    "*Specify appearance of fringes on all frames.
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*** 139,144 ****
--- 158,164 ----
                       (integer :tag "Right width")))
    :group 'frames
    :require 'fringe
+   :initialize 'fringe-mode-initialize
    :set 'set-fringe-mode-1)
  
  (defun fringe-query-style (&optional all-frames)