[Emacs-diffs] emacs/lisp/mail rmailkwd.el

[Glenn Morris]

CVSROOT:        /sources/emacs
Module name:    emacs
Changes by:     Glenn Morris <gm>       09/02/03 04:07:02

Modified files:
        lisp/mail      : rmailkwd.el 

Log message:
        (rmail-label-obarray): Initialize using rmail-attr-array.
        (rmail-make-label, rmail-read-label): Give it a doc string.
        (rmail-add-label, rmail-kill-label): Change argument name to match the
        doc.  Doc fix.
        (rmail-set-label): Doc fix.  Also update summary in attr case.
        Accept labels as a string or a symbol.  (Bug#2165)

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/emacs/lisp/mail/rmailkwd.el?cvsroot=emacs&r1=1.33&r2=1.34

Patches:
Index: rmailkwd.el
===================================================================
RCS file: /sources/emacs/emacs/lisp/mail/rmailkwd.el,v
retrieving revision 1.33
retrieving revision 1.34
diff -u -b -r1.33 -r1.34
--- rmailkwd.el 29 Jan 2009 03:41:38 -0000      1.33
+++ rmailkwd.el 3 Feb 2009 04:07:02 -0000       1.34
@@ -27,35 +27,43 @@
 
 (require 'rmail)
 
-;; Global to all RMAIL buffers.  It exists primarily for the sake of
-;; completion.  It is better to use strings with the label functions
-;; and let them worry about making the label.
-
-(defvar rmail-label-obarray (make-vector 47 0))
-
-(mapc (function (lambda (s) (intern s rmail-label-obarray)))
-      '("deleted" "answered" "filed" "forwarded" "unseen" "edited"
-       "resent"))
+;; Global to all RMAIL buffers.  It exists for the sake of completion.
+;; It is better to use strings with the label functions and let them
+;; worry about making the label.
+(defvar rmail-label-obarray (make-vector 47 0)
+  "Obarray of labels used by Rmail.
+`rmail-read-label' uses this to offer completion.")
+
+;; Initialize with the standard labels.
+(mapc (lambda (s) (intern (cadr s) rmail-label-obarray))
+      rmail-attr-array)
 
 (defun rmail-make-label (s)
+  "Convert string S to a downcased symbol in `rmail-label-obarray'."
   (intern (downcase s) rmail-label-obarray))
 
 ;;;###autoload
-(defun rmail-add-label (string)
+(defun rmail-add-label (label)
   "Add LABEL to labels associated with current RMAIL message.
-Performs completion over known labels when reading."
+Completes (see `rmail-read-label') over known labels when reading.
+LABEL may be a symbol or string."
   (interactive (list (rmail-read-label "Add label")))
-  (rmail-set-label string t))
+  (rmail-set-label label t))
 
 ;;;###autoload
-(defun rmail-kill-label (string)
+(defun rmail-kill-label (label)
   "Remove LABEL from labels associated with current RMAIL message.
-Performs completion over known labels when reading."
+Completes (see `rmail-read-label') over known labels when reading.
+LABEL may be a symbol or string."
   (interactive (list (rmail-read-label "Remove label")))
-  (rmail-set-label string nil))
+  (rmail-set-label label nil))
 
 ;;;###autoload
 (defun rmail-read-label (prompt)
+  "Read a label with completion, prompting with PROMPT.
+Completions are chosen from `rmail-label-obarray'.  The default
+is `rmail-last-label', if that is non-nil.  Updates `rmail-last-label'
+according to the choice made, and returns a symbol."
   (let ((result
         (completing-read (concat prompt
                                  (if rmail-last-label
@@ -73,7 +81,9 @@
 (declare-function rmail-summary-update-line "rmailsum" (n))
 
 (defun rmail-set-label (label state &optional msg)
-  "Set LABEL as present or absent according to STATE in message MSG."
+  "Set LABEL as present or absent according to STATE in message MSG.
+LABEL may be a symbol or string."
+  (or (stringp label) (setq label (symbol-name label)))
   (with-current-buffer rmail-buffer
     (rmail-maybe-set-message-counters)
     (if (not msg) (setq msg rmail-current-message))
@@ -89,7 +99,7 @@
          (rmail-set-attribute attr-index state msg)
        ;; Is this keyword already present in msg's keyword list?
        (let* ((header (rmail-get-header rmail-keyword-header msg))
-              (regexp (concat ", " (regexp-quote (symbol-name label)) ","))
+              (regexp (concat ", " (regexp-quote label) ","))
               (present (string-match regexp (concat ", " header ","))))
          ;; If current state is not correct,
          (unless (eq present state)
@@ -99,8 +109,8 @@
             (if state
                 ;; Add this keyword at the end.
                 (if (and header (not (string= header "")))
-                    (concat header ", " (symbol-name label))
-                  (symbol-name label))
+                    (concat header ", " label)
+                  label)
               ;; Delete this keyword.
               (let ((before (substring header 0
                                        (max 0 (- (match-beginning 0) 2))))
@@ -111,12 +121,12 @@
                        after)
                       ((string= after "")
                        before)
-                      (t (concat before ", " after))))))
+                      (t (concat before ", " after))))))))))
            (if (rmail-summary-exists)
                (rmail-select-summary
-                (rmail-summary-update-line msg))))))
+        (rmail-summary-update-line msg)))
       (if (= msg rmail-current-message)
-         (rmail-display-labels)))))
+       (rmail-display-labels))))
 
 ;; Motion on messages with keywords.