[PATCH 3/4] emacs: Make tags that appear in `notmuch-show' clickable
Damien Cassou
damien.cassou at gmail.com
Sun Nov 18 11:18:41 PST 2012
Signed-off-by: Damien Cassou <damien.cassou at gmail.com>
---
emacs/notmuch-show.el | 9 +++++----
emacs/notmuch-tagger.el | 33 +++++++++++++++++++++++++++++++++
2 files changed, 38 insertions(+), 4 deletions(-)
diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el
index 988e27c..379c8cd 100644
--- a/emacs/notmuch-show.el
+++ b/emacs/notmuch-show.el
@@ -431,10 +431,11 @@ message at DEPTH in the current thread."
(notmuch-show-clean-address (plist-get headers :From))
" ("
date
- ") ("
- (propertize (mapconcat 'identity tags " ")
- 'face 'notmuch-tag-face)
- ")\n")
+ ") "
+ (propertize
+ (format-mode-line (notmuch-tagger-present-tags tags))
+ 'face 'notmuch-tag-face)
+ "\n")
(overlay-put (make-overlay start (point)) 'face 'notmuch-message-summary-face)))
(defun notmuch-show-insert-header (header header-value)
diff --git a/emacs/notmuch-tagger.el b/emacs/notmuch-tagger.el
index 19a6c7e..379a905 100644
--- a/emacs/notmuch-tagger.el
+++ b/emacs/notmuch-tagger.el
@@ -53,12 +53,21 @@ test if the library is present before calling this function."
(let ((tag (header-button-get button 'notmuch-tagger-tag)))
(notmuch-tagger-goto-target tag)))
+(defun notmuch-tagger-body-button-action (button)
+ "Open `notmuch-search' for the tag referenced by BUTTON."
+ (let ((tag (button-get button 'notmuch-tagger-tag)))
+ (notmuch-tagger-goto-target tag)))
+
(eval-after-load "header-button"
'(define-button-type 'notmuch-tagger-header-button-type
'supertype 'header
'action #'notmuch-tagger-header-button-action
'follow-link t))
+(define-button-type 'notmuch-tagger-body-button-type
+ 'action #'notmuch-tagger-body-button-action
+ 'follow-link t)
+
(defun notmuch-tagger-really-make-header-link (tag)
"Return a property list that presents a link to TAG.
@@ -82,6 +91,19 @@ if not."
(notmuch-tagger-really-make-header-link tag)
tag))
+(defun notmuch-tagger-make-body-link (tag)
+ "Return a property list that presents a link to TAG.
+The returned property list will work everywhere except in the
+header-line. For a link that works on the header-line, prefer
+`notmuch-tagger-make-header-link'."
+ (let ((button (copy-sequence tag)))
+ (make-text-button
+ button nil
+ 'type 'notmuch-tagger-body-button-type
+ 'notmuch-tagger-tag tag
+ 'help-echo (format "%s: Search other messages like this" tag))
+ button))
+
(defun notmuch-tagger-present-tags-header-line (tags)
"Return a property list to present TAGS in emacs header-line."
(list
@@ -91,6 +113,17 @@ if not."
" ")
")"))
+(defun notmuch-tagger-present-tags (tags)
+ "Return a property list to present TAGS in emacs.
+If tags the result of this function is to be used within the
+header-line, prefer `notmuch-tagger-present-tags-header-line'
+instead of this function."
+ (list
+ "("
+ (notmuch-tagger-separate-elems
+ (mapcar #'notmuch-tagger-make-body-link tags)
+ " ")
+ ")"))
(provide 'notmuch-tagger)
;;; notmuch-tagger.el ends here
--
1.7.10.4
More information about the notmuch
mailing list