emacs: add support for reversing notmuch-show-mark-read tag changes

[notmuch] / emacs / notmuch-show.el

diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el
index dcfc1901ca5a56f3b92a059a7cf8c6bbf78968e6..1c1cf9c7de02f6e651ec6f0090f29dd209e6e72d 100644 (file)
--- a/emacs/notmuch-show.el
+++ b/emacs/notmuch-show.el
@@ -183,6 +183,20 @@ provided with an MLA argument nor `completing-read' input."
             notmuch-show-stash-mlarchive-link-alist))
   :group 'notmuch-show)
 
+(defcustom notmuch-show-mark-read-tags '("-unread")
+  "List of tag changes to apply to a message when it is marked as read.
+
+Tags starting with \"+\" (or not starting with either \"+\" or
+\"-\") in the list will be added, and tags starting with \"-\"
+will be removed from the message being marked as read.
+
+For example, if you wanted to remove an \"unread\" tag and add a
+\"read\" tag (which would make little sense), you would set:
+    (\"-unread\" \"+read\")"
+  :type '(repeat string)
+  :group 'notmuch-show)
+
+
 (defmacro with-current-notmuch-show-message (&rest body)
   "Evaluate body with current buffer set to the text of current message"
   `(save-excursion
@@ -1031,7 +1045,8 @@ function is used."
          notmuch-show-parent-buffer parent-buffer
          notmuch-show-query-context query-context)
     (notmuch-show-build-buffer)
-    (notmuch-show-goto-first-wanted-message)))
+    (notmuch-show-goto-first-wanted-message)
+    (current-buffer)))
 
 (defun notmuch-show-build-buffer ()
   (let ((inhibit-read-only t))
@@ -1382,9 +1397,18 @@ current thread."
   "Are the headers of the current message visible?"
   (notmuch-show-get-prop :headers-visible))
 
-(defun notmuch-show-mark-read ()
-  "Mark the current message as read."
-  (notmuch-show-tag-message "-unread"))
+(defun notmuch-show-mark-read (&optional unread)
+  "Mark the current message as read.
+
+Mark the current message as read by applying the tag changes in
+`notmuch-show-mark-read-tags' to it (remove the \"unread\" tag by
+default). If a prefix argument is given, the message will be
+marked as unread, i.e. the tag changes in
+`notmuch-show-mark-read-tags' will be reversed."
+  (interactive "P")
+  (when notmuch-show-mark-read-tags
+    (apply 'notmuch-show-tag-message
+          (notmuch-tag-change-list notmuch-show-mark-read-tags unread))))
 
 ;; Functions for getting attributes of several messages in the current
 ;; thread.
@@ -1525,9 +1549,11 @@ thread, navigate to the next thread in the parent search buffer."
       (goto-char (point-max)))))
 
 (defun notmuch-show-previous-message ()
-  "Show the previous message."
+  "Show the previous message or the start of the current message."
   (interactive)
-  (notmuch-show-goto-message-previous)
+  (if (= (point) (notmuch-show-message-top))
+      (notmuch-show-goto-message-previous)
+    (notmuch-show-move-to-message-top))
   (notmuch-show-mark-read)
   (notmuch-show-message-adjust))
 
@@ -1587,7 +1613,9 @@ to show, nil otherwise."
 (defun notmuch-show-previous-open-message ()
   "Show the previous open message."
   (interactive)
-  (while (and (notmuch-show-goto-message-previous)
+  (while (and (if (= (point) (notmuch-show-message-top))
+                 (notmuch-show-goto-message-previous)
+               (notmuch-show-move-to-message-top))
              (not (notmuch-show-message-visible-p))))
   (notmuch-show-mark-read)
   (notmuch-show-message-adjust))
@@ -1735,18 +1763,20 @@ argument, hide all of the messages."
 (defun notmuch-show-archive-thread (&optional unarchive)
   "Archive each message in thread.
 
-Archive each message currently shown by removing the \"inbox\"
-tag from each.  If a prefix argument is given, the messages will
-be \"unarchived\" (ie. the \"inbox\" tag will be added instead of
-removed).
+Archive each message currently shown by applying the tag changes
+in `notmuch-archive-tags' to each (remove the \"inbox\" tag by
+default). If a prefix argument is given, the messages will be
+\"unarchived\", i.e. the tag changes in `notmuch-archive-tags'
+will be reversed.
 
 Note: This command is safe from any race condition of new messages
 being delivered to the same thread. It does not archive the
 entire thread, but only the messages shown in the current
 buffer."
   (interactive "P")
-  (let ((op (if unarchive "+" "-")))
-    (notmuch-show-tag-all (concat op "inbox"))))
+  (when notmuch-archive-tags
+    (notmuch-show-tag-all
+     (notmuch-tag-change-list notmuch-archive-tags unarchive))))
 
 (defun notmuch-show-archive-thread-then-next ()
   "Archive all messages in the current buffer, then show next thread from search."
@@ -1761,14 +1791,17 @@ buffer."
   (notmuch-show-next-thread))
 
 (defun notmuch-show-archive-message (&optional unarchive)
-  "Archive the current message (remove \"inbox\" tag).
+  "Archive the current message.
 
-If a prefix argument is given, the message will be
-\"unarchived\" (ie. the \"inbox\" tag will be added instead of
-removed)."
+Archive the current message by applying the tag changes in
+`notmuch-archive-tags' to it (remove the \"inbox\" tag by
+default). If a prefix argument is given, the message will be
+\"unarchived\", i.e. the tag changes in `notmuch-archive-tags'
+will be reversed."
   (interactive "P")
-  (let ((op (if unarchive "+" "-")))
-    (notmuch-show-tag-message (concat op "inbox"))))
+  (when notmuch-archive-tags
+    (apply 'notmuch-show-tag-message
+          (notmuch-tag-change-list notmuch-archive-tags unarchive))))
 
 (defun notmuch-show-archive-message-then-next-or-exit ()
   "Archive the current message, then show the next open message in the current thread.