[PATCH 2/2] emacs: Add notmuch-update-search-tags
Vladimir Panteleev
git at thecybershadow.net
Sun Aug 13 22:54:57 PDT 2017
Implement an option which, when enabled, causes any tag changes done
from within notmuch-emacs to instantly update matching threads in open
search buffers.
---
emacs/notmuch-tag.el | 16 ++++++++++++++++
emacs/notmuch.el | 15 +++++++++++++++
2 files changed, 31 insertions(+)
diff --git a/emacs/notmuch-tag.el b/emacs/notmuch-tag.el
index 0500927d..41fdeaef 100644
--- a/emacs/notmuch-tag.el
+++ b/emacs/notmuch-tag.el
@@ -364,6 +364,15 @@ the messages that were tagged"
:options '(notmuch-hl-line-mode)
:group 'notmuch-hooks)
+(defcustom notmuch-update-search-tags t
+ "Update open `notmuch-search' buffers after tags of a message are modified.
+
+Instantly update any matching results in open `notmuch-search'
+buffers, so that all tag changes are immediately reflected."
+ :type 'boolean
+ :group 'notmuch-search
+ :group 'notmuch-tag)
+
(defvar notmuch-select-tag-history nil
"Variable to store minibuffer history for
`notmuch-select-tag-with-completion' function.")
@@ -477,6 +486,13 @@ notmuch-after-tag-hook will be run."
(let ((batch-op (concat (mapconcat #'notmuch-hex-encode tag-changes " ")
" -- " query)))
(notmuch-call-notmuch-process :stdin-string batch-op "tag" "--batch")))
+ (when notmuch-update-search-tags
+ (let ((results (notmuch-call-notmuch-sexp
+ "search" "--format=sexp" "--format-version=4" query)))
+ (dolist (buffer (buffer-list))
+ (when (eq (buffer-local-value 'major-mode buffer) 'notmuch-search-mode)
+ (with-current-buffer buffer
+ (notmuch-search-update-results results))))))
(run-hooks 'notmuch-after-tag-hook)))
(defun notmuch-tag-change-list (tags &optional reverse)
diff --git a/emacs/notmuch.el b/emacs/notmuch.el
index 44402f8a..b5fe4e60 100644
--- a/emacs/notmuch.el
+++ b/emacs/notmuch.el
@@ -662,6 +662,21 @@ of the result."
(min init-point (- new-end 1)))))
(goto-char new-point)))))
+(defun notmuch-search-update-results (results)
+ "Replace results with threads matching RESULTS in-place and redraw them."
+ (let ((pos (next-single-property-change 1 'notmuch-search-result))
+ (results-alist
+ (mapcar (lambda (result) (cons (plist-get result :thread) result))
+ results)))
+ (while pos
+ (let* ((prop (get-text-property pos 'notmuch-search-result))
+ (thread (when prop (plist-get prop :thread)))
+ (result (when thread (assoc-default thread results-alist))))
+ ;; (message "found matching thread: %s" thread)
+ (when result
+ (notmuch-search-update-result result pos)))
+ (setq pos (next-single-property-change pos 'notmuch-search-result)))))
+
(defun notmuch-search-process-sentinel (proc msg)
"Add a message to let user know when \"notmuch search\" exits"
(let ((buffer (process-buffer proc))
--
2.13.3
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