X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=emacs%2Fnotmuch-show.el;h=fcf7e6ee00c845f7424560e9eeea651712baa042;hp=f2487abf5ccf983eae438c01cc06e388dc1fa693;hb=c2d1984b02cfea3cb2d026a6d7de7dc8be3399f2;hpb=ba8fba3d6aa37b1c7698137f6d577309335981ae

diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el
index f2487abf..fcf7e6ee 100644
--- a/emacs/notmuch-show.el
+++ b/emacs/notmuch-show.el
@@ -1174,13 +1174,15 @@ This also turns id:\"<message id>\"-parts and mid: links into
 buttons for a corresponding notmuch search."
   (goto-address-fontify-region start end)
   (save-excursion
-    (let (links)
-      (goto-char start)
-      (while (re-search-forward notmuch-id-regexp end t)
+    (let (links
+	  (beg-line (progn (goto-char start) (line-beginning-position)))
+	  (end-line (progn (goto-char end) (line-end-position))))
+      (goto-char beg-line)
+      (while (re-search-forward notmuch-id-regexp end-line t)
 	(push (list (match-beginning 0) (match-end 0)
 		    (match-string-no-properties 0)) links))
-      (goto-char start)
-      (while (re-search-forward notmuch-mid-regexp end t)
+      (goto-char beg-line)
+      (while (re-search-forward notmuch-mid-regexp end-line t)
 	(let* ((mid-cid (match-string-no-properties 1))
 	       (mid (save-match-data
 		      (string-match "^[^/]*" mid-cid)
@@ -1261,6 +1263,18 @@ matched."
 	(message "No messages matched the query!")
 	nil))))
 
+(defun notmuch-show--build-queries (thread context)
+  "Return a list of queries to try for this search.
+
+THREAD and CONTEXT are both strings, though CONTEXT may be nil.
+When CONTEXT is not nil, the first query is the conjunction of it
+and THREAD.  The next query is THREAD alone, and serves as a
+fallback if the prior matches no messages."
+  (let (queries)
+    (push (list thread) queries)
+    (if context (push (list thread "and (" context ")") queries))
+    queries))
+
 (defun notmuch-show--build-buffer (&optional state)
   "Display messages matching the current buffer context.
 
@@ -1268,25 +1282,20 @@ Apply the previously saved STATE if supplied, otherwise show the
 first relevant message.
 
 If no messages match the query return NIL."
-  (let* ((basic-args (list notmuch-show-thread-id))
-	 (args (if notmuch-show-query-context
-		   (append (list "\'") basic-args
-			   (list "and (" notmuch-show-query-context ")\'"))
-		 (append (list "\'") basic-args (list "\'"))))
-	 (cli-args (cons "--exclude=false"
+  (let* ((cli-args (cons "--exclude=false"
 			 (when notmuch-show-elide-non-matching-messages
 			   (list "--entire-thread=false"))))
-
-	 (forest (or (notmuch-query-get-threads (append cli-args args))
-		     ;; If a query context reduced the number of
-		     ;; results to zero, try again without it.
-		     (and notmuch-show-query-context
-			  (notmuch-query-get-threads (append cli-args basic-args)))))
-
+	 (queries (notmuch-show--build-queries
+		   notmuch-show-thread-id notmuch-show-query-context))
+	 (forest nil)
 	 ;; Must be reset every time we are going to start inserting
 	 ;; messages into the buffer.
 	 (notmuch-show-previous-subject ""))
-
+    ;; Use results from the first query that returns some.
+    (while (and (not forest) queries)
+      (setq forest (notmuch-query-get-threads
+		    (append cli-args (list "'") (car queries) (list "'"))))
+      (setq queries (cdr queries)))
     (when forest
       (notmuch-show-insert-forest forest)
 
@@ -1317,8 +1326,13 @@ If no messages match the query return NIL."
 
 This includes:
  - the list of open messages,
- - the current message."
-  (list (notmuch-show-get-message-id) (notmuch-show-get-message-ids-for-open-messages)))
+ - the combination of current message id with/for each visible window."
+  (let* ((win-list (get-buffer-window-list (current-buffer) nil t))
+	 (win-id-combo (mapcar (lambda (win)
+				 (with-selected-window win
+				   (list win (notmuch-show-get-message-id))))
+			       win-list)))
+    (list win-id-combo (notmuch-show-get-message-ids-for-open-messages))))
 
 (defun notmuch-show-get-query ()
   "Return the current query in this show buffer"
@@ -1345,8 +1359,8 @@ This includes:
 This includes:
  - opening the messages previously opened,
  - closing all other messages,
- - moving to the correct current message."
-  (let ((current (car state))
+ - moving to the correct current message in every displayed window."
+  (let ((win-msg-alist (car state))
 	(open (cadr state)))
 
     ;; Open those that were open.
@@ -1355,8 +1369,10 @@ This includes:
 					   (member (notmuch-show-get-message-id) open))
 	  until (not (notmuch-show-goto-message-next)))
 
-    ;; Go to the previously open message.
-    (notmuch-show-goto-message current)))
+    (dolist (win-msg-pair win-msg-alist)
+      (with-selected-window (car win-msg-pair)
+	;; Go to the previously open message in this window
+	(notmuch-show-goto-message (cadr win-msg-pair))))))
 
 (defun notmuch-show-refresh-view (&optional reset-state)
   "Refresh the current view.