notmuch.el: More magic for magic space bar: Show next thread from search.

[notmuch] / notmuch.el

diff --git a/notmuch.el b/notmuch.el
index a6cb82360949206cf2993a23af5f68a5c7e74991..747f60c4dad7c0cddce7bd2ff33801eefa527e49 100644 (file)
--- a/notmuch.el
+++ b/notmuch.el
@@ -39,6 +39,7 @@
     (define-key map "x" 'kill-this-buffer)
     (define-key map "+" 'notmuch-show-add-tag)
     (define-key map "-" 'notmuch-show-remove-tag)
+    (define-key map " " 'notmuch-show-advance-marking-read-and-archiving)
     map)
   "Keymap for \"notmuch show\" buffers.")
 (fset 'notmuch-show-mode-map notmuch-show-mode-map)
@@ -94,8 +95,11 @@
 
 (defun notmuch-show-remove-tag (tag)
   (interactive "sTag to remove: ")
-  (notmuch-call-notmuch-process "tag" (concat "-" tag) (concat "id:" (notmuch-show-get-message-id)))
-  (notmuch-show-set-tags (delete tag (notmuch-show-get-tags))))
+  (let ((tags (notmuch-show-get-tags)))
+    (if (member tag tags)
+       (progn
+         (notmuch-call-notmuch-process "tag" (concat "-" tag) (concat "id:" (notmuch-show-get-message-id)))
+         (notmuch-show-set-tags (delete tag tags))))))
 
 (defun notmuch-show-archive-thread ()
   "Archive each message currrently shown by removing the \"inbox\" tag from each.
@@ -144,6 +148,19 @@ last message in the buffer."
   (notmuch-show-move-to-current-message-summary-line)
   (recenter 0))
 
+(defun notmuch-show-find-next-message ()
+  "Returns the position of the next message in the buffer.
+
+Or the beginning of the current message if already within the last
+message in the buffer."
+  ; save-excursion doesn't save our window position
+  ; save-window-excursion doesn't save point
+  ; Looks like we have to use both.
+  (save-excursion
+    (save-window-excursion
+      (notmuch-show-next-message)
+      (point))))
+
 (defun notmuch-show-previous-message ()
   "Backup to the beginning of the previous message in the buffer.
 
@@ -162,12 +179,46 @@ simply move to the beginning of the current message."
     (recenter 0)))
 
 (defun notmuch-show-mark-read-then-next-message ()
-  "Remove uread tag from current message, then advance to next message."
+  "Remove unread tag from current message, then advance to next message."
   (interactive)
-  (if (member "unread" (notmuch-show-get-tags))
-      (notmuch-show-remove-tag "unread"))
+  (notmuch-show-remove-tag "unread")
   (notmuch-show-next-message))
 
+(defun notmuch-show-advance-marking-read-and-archiving ()
+  "Advance through buffer, marking read and archiving.
+
+This command is intended to be one of the simplest ways to
+process a thread of email. It does the following:
+
+If the current message in the thread is not yet fully visible,
+scroll by a near screenful to read more of the message.
+
+Otherwise, (the end of the current message is already within the
+current window), remove the \"unread\" tag from the current
+message and advance to the next message.
+
+Finally, if there is no further message to advance to, and this
+last message is already read, then archive the entire current
+thread, (remove the \"inbox\" tag from each message). Also kill
+this buffer, and display the next thread from the search from
+which this thread was originally shown."
+  (interactive)
+  (let ((next (notmuch-show-find-next-message))
+       (unread (member "unread" (notmuch-show-get-tags))))
+    (if (and (not unread)
+            (equal next (point)))
+       (progn
+         (notmuch-show-archive-thread)
+         (let ((parent-buffer notmuch-show-parent-buffer))
+           (kill-this-buffer)
+           (if parent-buffer
+               (progn
+                 (switch-to-buffer parent-buffer)
+                 (notmuch-search-show-thread)))))
+      (if (< (notmuch-show-find-next-message) (window-end))
+         (notmuch-show-mark-read-then-next-message)
+       (scroll-up nil)))))
+
 (defun notmuch-show-markup-citations-region (beg end)
   (goto-char beg)
   (beginning-of-line)
@@ -322,12 +373,17 @@ view, (remove the \"inbox\" tag from each), with
        mode-name "notmuch-show")
   (setq buffer-read-only t))
 
-(defun notmuch-show (thread-id)
-  "Run \"notmuch show\" with the given thread ID and display results."
+(defun notmuch-show (thread-id &optional parent-buffer)
+  "Run \"notmuch show\" with the given thread ID and display results.
+
+The optional PARENT-BUFFER is the notmuch-search buffer from
+which this notmuch-show command was executed, (so that the next
+thread from that buffer can be show when done with this one)."
   (interactive "sNotmuch show: ")
   (let ((buffer (get-buffer-create (concat "*notmuch-show-" thread-id "*"))))
     (switch-to-buffer buffer)
     (notmuch-show-mode)
+    (set (make-local-variable 'notmuch-show-parent-buffer) parent-buffer)
     (let ((proc (get-buffer-process (current-buffer)))
          (inhibit-read-only t))
       (if proc
@@ -352,7 +408,7 @@ view, (remove the \"inbox\" tag from each), with
     (define-key map "s" 'notmuch-search)
     (define-key map "t" 'notmuch-search-filter-by-tag)
     (define-key map "x" 'kill-this-buffer)
-    (define-key map "\r" 'notmuch-search-show-thread)
+    (define-key map (kbd "RET") 'notmuch-search-show-thread)
     (define-key map "+" 'notmuch-search-add-tag)
     (define-key map "-" 'notmuch-search-remove-tag)
     (define-key map "<" 'beginning-of-buffer)
@@ -436,7 +492,9 @@ global search.
 
 (defun notmuch-search-show-thread ()
   (interactive)
-  (notmuch-show (notmuch-search-find-thread-id)))
+  (let ((thread-id (notmuch-search-find-thread-id)))
+    (forward-line)
+    (notmuch-show thread-id (current-buffer))))
 
 (defun notmuch-call-notmuch-process (&rest args)
   (let ((error-buffer (get-buffer-create "*Notmuch errors*")))
@@ -489,7 +547,7 @@ global search.
 This function advances point to the next line when finished."
   (interactive)
   (notmuch-search-remove-tag "inbox")
-  (next-line))
+  (forward-line))
 
 (defun notmuch-search (query)
   "Run \"notmuch search\" with the given query string and display results."