lisp/gnus/shr.el: Make all the overlays set the `evaporate' property so that they...

diff --git a/lisp/gnus/ChangeLog b/lisp/gnus/ChangeLog
index 0fa870e595f5a38dc1f7af07fa9f0ca0c0dc5156..d79a09bbfe4b22bfac15daf712b1c253f3ff1b6e 100644 (file)
--- a/lisp/gnus/ChangeLog
+++ b/lisp/gnus/ChangeLog
@@ -1,3 +1,8 @@
+2013-03-03  Ted Phelps  <phelps@gnusto.com>
+
+       * shr.el: Make all the overlays set the `evaporate' property so that
+       they're removed properly.
+
 2013-02-25  Adam Sjøgren  <asjo@koldfront.dk>
 
        * mml2015-el (mml2015-epg-key-image): Wrap epg-gpg-program in

diff --git a/lisp/gnus/shr.el b/lisp/gnus/shr.el
index 886f4da53dc2b0e04806474d9f86b35125b4727d..9bf14ee147aa8496f451c5cac843a46224683e29 100644 (file)
--- a/lisp/gnus/shr.el
+++ b/lisp/gnus/shr.el
@@ -520,6 +520,11 @@ size, and full-buffer size."
     (dolist (type types)
       (shr-add-font (or shr-start (point)) (point) type))))
 
+(defun shr-make-overlay (beg end &optional buffer front-advance rear-advance)
+  (let ((overlay (make-overlay beg end buffer front-advance rear-advance)))
+    (overlay-put overlay 'evaporate t)
+    overlay))
+
 ;; Add an overlay in the region, but avoid putting the font properties
 ;; on blank text at the start of the line, and the newline at the end,
 ;; to avoid ugliness.
@@ -529,7 +534,7 @@ size, and full-buffer size."
     (while (< (point) end)
       (when (bolp)
        (skip-chars-forward " "))
-      (let ((overlay (make-overlay (point) (min (line-end-position) end))))
+      (let ((overlay (shr-make-overlay (point) (min (line-end-position) end))))
        (overlay-put overlay 'face type))
       (if (< (line-end-position) end)
          (forward-line 1)
@@ -790,7 +795,7 @@ ones, in case fg and bg are nil."
        (when (and (< (setq column (current-column)) width)
                   (< (setq column (shr-previous-newline-padding-width column))
                      width))
-         (let ((overlay (make-overlay (point) (1+ (point)))))
+         (let ((overlay (shr-make-overlay (point) (1+ (point)))))
            (overlay-put overlay 'before-string
                         (concat
                          (mapconcat
@@ -1238,8 +1243,8 @@ ones, in case fg and bg are nil."
            (end-of-line)
            (insert line shr-table-vertical-line)
            (dolist (overlay overlay-line)
-             (let ((o (make-overlay (- (point) (nth 0 overlay) 1)
-                                    (- (point) (nth 1 overlay) 1)))
+             (let ((o (shr-make-overlay (- (point) (nth 0 overlay) 1)
+                                        (- (point) (nth 1 overlay) 1)))
                    (properties (nth 2 overlay)))
                (while properties
                  (overlay-put o (pop properties) (pop properties)))))
@@ -1340,8 +1345,8 @@ ones, in case fg and bg are nil."
              (let ((end (length (car cache))))
                (dolist (overlay (cadr cache))
                  (let ((new-overlay
-                        (make-overlay (1+ (- end (nth 0 overlay)))
-                                      (1+ (- end (nth 1 overlay)))))
+                        (shr-make-overlay (1+ (- end (nth 0 overlay)))
+                                          (1+ (- end (nth 1 overlay)))))
                        (properties (nth 2 overlay)))
                    (while properties
                      (overlay-put new-overlay