emacs/show: display count of duplicates in headerline

[notmuch] / emacs / notmuch-show.el

diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el
index a4b0c432be98d8e73d3fefd2c5a69abe89e05faf..05524c2eec0a372db4b3097a14488d9428c69516 100644 (file)
--- a/emacs/notmuch-show.el
+++ b/emacs/notmuch-show.el
@@ -530,7 +530,7 @@ Return unchanged ADDRESS if parsing fails."
          (plist-put msg :height height)
          height))))
 
-(defun notmuch-show-insert-headerline (headers date tags depth)
+(defun notmuch-show-insert-headerline (headers date tags depth duplicate file-count)
   "Insert a notmuch style headerline based on HEADERS for a
 message at DEPTH in the current thread."
   (let ((start (point))
@@ -550,7 +550,14 @@ message at DEPTH in the current thread."
            date
            ") ("
            (notmuch-tag-format-tags tags tags)
-           ")\n")
+           ")")
+    (insert
+     (if (> file-count 1)
+        (let ((txt (format "%d/%d\n" duplicate file-count)))
+          (concat
+           (notmuch-show-spaces-n (- (window-width) (+ (current-column) (length txt))))
+           txt))
+       "\n"))
     (overlay-put (make-overlay start (point))
                 'face 'notmuch-message-summary-face)))
 
@@ -1154,6 +1161,8 @@ is t, hide the part initially and show the button."
 (defun notmuch-show-insert-msg (msg depth)
   "Insert the message MSG at depth DEPTH in the current thread."
   (let* ((headers (plist-get msg :headers))
+        (duplicate (or (plist-get msg :duplicate) 0))
+        (files (length (plist-get msg :filename)))
         ;; Indentation causes the buffer offset of the start/end
         ;; points to move, so we must use markers.
         message-start message-end
@@ -1165,7 +1174,7 @@ is t, hide the part initially and show the button."
                                    (or (and notmuch-show-relative-dates
                                             (plist-get msg :date_relative))
                                        (plist-get headers :Date))
-                                   (plist-get msg :tags) depth)
+                                   (plist-get msg :tags) depth duplicate files)
     (setq content-start (point-marker))
     ;; Set `headers-start' to point after the 'Subject:' header to be
     ;; compatible with the existing implementation. This just sets it