Merge remote-tracking branch 'origin/no-gnus'

[gnus] / lisp / gnus-sum.el

diff --git a/lisp/gnus-sum.el b/lisp/gnus-sum.el
index 6fff60f..c8ada4b 100644 (file)
--- a/lisp/gnus-sum.el
+++ b/lisp/gnus-sum.el
@@ -1917,6 +1917,7 @@ increase the score of each group you read."
   "x" gnus-summary-limit-to-unread
   "s" gnus-summary-isearch-article
   [tab] gnus-summary-widget-forward
+  [backtab] gnus-summary-widget-backward
   "t" gnus-summary-toggle-header
   "g" gnus-summary-show-article
   "l" gnus-summary-goto-last-article
@@ -2081,6 +2082,7 @@ increase the score of each group you read."
   "g" gnus-summary-show-article
   "s" gnus-summary-isearch-article
   [tab] gnus-summary-widget-forward
+  [backtab] gnus-summary-widget-backward
   "P" gnus-summary-print-article
   "S" gnus-sticky-article
   "M" gnus-mailing-list-insinuate
@@ -9264,6 +9266,17 @@ With optional ARG, move across that many fields."
   (select-window (gnus-get-buffer-window gnus-article-buffer))
   (widget-forward arg))
 
+(defun gnus-summary-widget-backward (arg)
+  "Move point to the previous field or button in the article.
+With optional ARG, move across that many fields."
+  (interactive "p")
+  (gnus-summary-select-article)
+  (gnus-configure-windows 'article)
+  (select-window (gnus-get-buffer-window gnus-article-buffer))
+  (unless (widget-at (point))
+    (goto-char (point-max)))
+  (widget-backward arg))
+
 (defun gnus-summary-isearch-article (&optional regexp-p)
   "Do incremental search forward on the current article.
 If REGEXP-P (the prefix) is non-nil, do regexp isearch."
@@ -11581,7 +11594,9 @@ Returns nil if no thread was there to be shown."
         (beg (progn (beginning-of-line) (if (bobp) (point) (1- (point)))))
         (eoi (when end
                (if (fboundp 'next-single-char-property-change)
-                   (next-single-char-property-change end 'invisible)
+                   ;; Note: XEmacs version of n-s-c-p-c may return nil
+                   (or (next-single-char-property-change end 'invisible)
+                       (point-max))
                  (while (progn
                           (end-of-line 2)
                           (and (not (eobp))