Now that we keep the full thread result object, we can refresh a
result after any changes by simply deleting and reconstructing the
result line from scratch.
A convenient side-effect of this wholesale replacement is that search
now re-applies notmuch-search-line-faces when tags change.
---
emacs/notmuch.el | 60 ++++++++++++++++++++++++++++++++----------------------
1 file changed, 36 insertions(+), 24 deletions(-)
diff --git a/emacs/notmuch.el b/emacs/notmuch.el
index 82c148d..8e1a769 100644
--- a/emacs/notmuch.el
+++ b/emacs/notmuch.el
@@ -509,28 +509,12 @@ and will also appear in a buffer named \"*Notmuch
errors*\"."
(error (buffer-substring beg end))
))))))
-(defun notmuch-search-set-tags (tags)
- (save-excursion
- (end-of-line)
- (re-search-backward "(")
- (forward-char)
- (let ((beg (point))
- (inhibit-read-only t))
- (re-search-forward ")")
- (backward-char)
- (let ((end (point)))
- (delete-region beg end)
- (insert (propertize (mapconcat 'identity tags " ")
- 'face 'notmuch-tag-face))))))
-
-(defun notmuch-search-get-tags ()
- (save-excursion
- (end-of-line)
- (re-search-backward "(")
- (let ((beg (+ (point) 1)))
- (re-search-forward ")")
- (let ((end (- (point) 1)))
- (split-string (buffer-substring-no-properties beg end))))))
+(defun notmuch-search-set-tags (tags &optional pos)
+ (let ((new-result (plist-put (notmuch-search-get-result pos) :tags tags)))
+ (notmuch-search-update-result new-result pos)))
+
+(defun notmuch-search-get-tags (&optional pos)
+ (plist-get (notmuch-search-get-result pos) :tags))
(defun notmuch-search-get-tags-region (beg end)
(save-excursion
@@ -583,6 +567,33 @@ This function advances the next thread when finished."
(notmuch-search-tag '("-inbox"))
(notmuch-search-next-thread))
+(defun notmuch-search-update-result (result &optional pos)
+ "Replace the result object of the thread at POS (or point) by
+RESULT and redraw it."
+ (let ((start (notmuch-search-result-beginning pos))
+ (end (notmuch-search-result-end pos))
+ (init-point (point))
+ (init-start (window-start))
+ (inhibit-read-only t))
+ ;; Delete the current thread
+ (delete-region start end)
+ ;; Insert the updated thread
+ (notmuch-search-show-result result start)
+ ;; There may have been markers pointing into the text we just
+ ;; replaced. For the most part, there's nothing we can do about
+ ;; this, but we can fix markers that were at point (which includes
+ ;; point itself and any save-excursions for which point hasn't
+ ;; moved) by re-inserting the text that should come before point
+ ;; before markers.
+ (when (and (>= init-point start) (<= init-point end))
+ (let* ((new-end (notmuch-search-result-end start))
+ (new-point (if (= init-point end)
+ new-end
+ (min init-point (- new-end 1)))))
+ (insert-before-markers (delete-and-extract-region start new-point))))
+ ;; We also may have shifted the window scroll. Fix it.
+ (set-window-start (selected-window) init-start)))
+
(defun notmuch-search-process-sentinel (proc msg)
"Add a message to let user know when \"notmuch search\" exits"
(let ((buffer (process-buffer proc))
@@ -745,10 +756,11 @@ non-authors is found, assume that all of the authors
match."
(mapconcat 'identity (plist-get result :tags) " ")
'font-lock-face 'notmuch-tag-face) ")")))))
-(defun notmuch-search-show-result (result)
+(defun notmuch-search-show-result (result &optional pos)
+ "Insert RESULT at POS or the end of the buffer if POS is null."
;; Ignore excluded matches
(unless (= (plist-get result :matched) 0)
- (let ((beg (point-max)))
+ (let ((beg (or pos (point-max))))
(save-excursion
(goto-char beg)
(dolist (spec notmuch-search-result-format)
--
1.7.10
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