[PATCH 1/4] emacs: Add a thread's tags to notmuch-show header-line
Damien Cassou
damien.cassou at gmail.com
Tue Dec 11 01:00:34 PST 2012
Signed-off-by: Damien Cassou <damien.cassou at gmail.com>
---
emacs/notmuch-lib.el | 11 +++++++++--
emacs/notmuch-show.el | 27 +++++++++++++++++++++++----
emacs/notmuch-tagger.el | 35 +++++++++++++++++++++++++++++++++++
3 files changed, 67 insertions(+), 6 deletions(-)
create mode 100644 emacs/notmuch-tagger.el
diff --git a/emacs/notmuch-lib.el b/emacs/notmuch-lib.el
index 9c4ee71..3541bb7 100644
--- a/emacs/notmuch-lib.el
+++ b/emacs/notmuch-lib.el
@@ -603,8 +603,15 @@ left it."
;; Clear out what we've parsed
(delete-region (point-min) (point))))
-
-
+(defun notmuch-intersperse (list sep)
+ "Return a list with all elements of LIST separated by SEP."
+ (let ((first t)
+ (res nil))
+ (dolist (elt list (nreverse res))
+ (unless first
+ (push sep res))
+ (setq first nil)
+ (push elt res))))
(provide 'notmuch-lib)
diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el
index 7d9f8a9..a71497a 100644
--- a/emacs/notmuch-show.el
+++ b/emacs/notmuch-show.el
@@ -36,6 +36,7 @@
(require 'notmuch-mua)
(require 'notmuch-crypto)
(require 'notmuch-print)
+(require 'notmuch-tagger)
(declare-function notmuch-call-notmuch-process "notmuch" (&rest args))
(declare-function notmuch-fontify-headers "notmuch" nil)
@@ -364,7 +365,8 @@ operation on the contents of the current buffer."
(replace-match (concat "("
(propertize (mapconcat 'identity tags " ")
'face 'notmuch-tag-face)
- ")"))))))
+ ")")))))
+ (notmuch-show-update-header-line))
(defun notmuch-clean-address (address)
"Try to clean a single email ADDRESS for display. Return a cons
@@ -1136,11 +1138,28 @@ function is used."
(jit-lock-register #'notmuch-show-buttonise-links)
- ;; Set the header line to the subject of the first message.
- (setq header-line-format (notmuch-show-strip-re (notmuch-show-get-subject)))
-
+ (notmuch-show-update-header-line)
(run-hooks 'notmuch-show-hook))))
+(defun notmuch-show-thread-tags ()
+ "Return the list of tags for the current thread."
+ (let ((tags (list)))
+ (notmuch-show-mapc (lambda ()
+ (mapcar (lambda (elt)
+ ;; Avoid adding duplicate tags
+ (add-to-list 'tags elt))
+ (notmuch-show-get-tags))))
+ tags))
+
+(defun notmuch-show-update-header-line ()
+ "Make the header-line show the thread's subject and tags."
+ (let ((thread-subject (notmuch-show-strip-re (notmuch-show-get-subject))))
+ (setq header-line-format
+ (list
+ thread-subject
+ " "
+ (notmuch-tagger-format-tags-header-line (notmuch-show-thread-tags))))))
+
(defun notmuch-show-capture-state ()
"Capture the state of the current buffer.
diff --git a/emacs/notmuch-tagger.el b/emacs/notmuch-tagger.el
new file mode 100644
index 0000000..6fcebff
--- /dev/null
+++ b/emacs/notmuch-tagger.el
@@ -0,0 +1,35 @@
+;; notmuch-tagger.el --- Library to improve the way tags are displayed
+;;
+;; Copyright © Damien Cassou
+;;
+;; This file is part of Notmuch.
+;;
+;; Notmuch is free software: you can redistribute it and/or modify it
+;; under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+;;
+;; Notmuch is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+;; General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with Notmuch. If not, see <http://www.gnu.org/licenses/>.
+;;
+;; Authors: Damien Cassou <damien.cassou at gmail.com>
+;;; Commentary:
+;;
+;;; Code:
+;;
+
+(defun notmuch-tagger-format-tags-header-line (tags)
+ "Format TAGS as a `mode-line-format' template.
+The result is suitable for inclusion in `header-line-format'."
+ (list
+ "("
+ (notmuch-intersperse tags " ")
+ ")"))
+
+(provide 'notmuch-tagger)
+;;; notmuch-tagger.el ends here
--
1.7.10.4
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