* mu4e: add an 'about mu4e' item to the main view

emacs/Makefile.am

@@ -38,4 +38,16 @@ dist_lisp_LISP=			\
 	mu4e.el			\
 	org-mu4e.el
 
-EXTRA_DIST=$(elisp_DATA)
+BUILT_SOURCES=			\
+	mu4e-about.el
+
+mu4e-about.el: mu4e-about.org
+	@echo ";; auto-generated"              >   mu4e-about.el
+	@echo -n "(defconst mu4e-about \""     >>  mu4e-about.el
+	@sed 's/"/\\"/g' < mu4e-about.org      >>  mu4e-about.el
+	@echo "\" \"About mu4e.\")"            >>  mu4e-about.el
+	@echo "(provide 'mu4e-about)"          >>  mu4e-about.el
+
+EXTRA_DIST=$(elisp_DATA) mu4e-about.org
+
+CLEANFILES=*.elc ${BUILT_SOURCES}

emacs/mu4e-about.org

@@ -0,0 +1,18 @@
+* About mu4e
+
+  *mu4e* is an emacs e-mail client based on the [[http://djcbsoftware.nl/code/mu][mu]] email search engine. It was
+  written & designed by /Dirk-Jan C. Binnema/, with contributions from others.
+
+  *mu4e* and *mu* are free software, licensed under the terms of the [[http://www.gnu.org/licenses/gpl-3.0.html][GNU GPLv3]].
+  
+  You can get the code from [[https://github.com/djcb/mu][the git repository]]; there, you can also [[https://github.com/djcb/mu/issues][file bugs
+  and feature requests]].
+
+  *mu4e* has its own [[info:mu4e][manual]], which includes an [[info:mu4e#FAQ%20-%20Frequently%20Anticipated%20Questions][FAQ]]. If that is not enough,
+   there's also the [[http://groups.google.com/group/mu-discuss][mu mailing list]].
+
+   [Press *q* to quit this buffer]
+
+# Local Variables:
+# mode: org; org-startup-folded: nil
+# End:

emacs/mu4e-main.el

@@ -25,6 +25,7 @@
 ;;; Code:
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 (require 'mu4e-utils)    ;; utility functions
+(require 'mu4e-about)
 
 (defconst mu4e~main-buffer-name "*mu4e-main*"
   "*internal* Name of the mu4e main view buffer.")
@@ -129,7 +130,7 @@ clicked."
 	      'smtpmail-send-queued-mail))
 	  "")
 	"\n"
-
+	(mu4e~main-action-str "\t* [A]bout mu4e\n" 'mu4e~main-about)
 	(mu4e~main-action-str "\t* [H]elp\n" 'mu4e-display-manual)
 	(mu4e~main-action-str "\t* [q]uit\n" 'mu4e-quit))
       (mu4e-main-mode)
@@ -148,5 +149,22 @@ clicked."
       (if smtpmail-queue-mail "queued" "sent directly")))
   (mu4e~main-view))
 
+ 
+(defconst mu4e~main-about-buffer-name "*mu4e-about*"
+  "Name for the mu4e-about buffer.")
 
+(defun mu4e~main-about ()
+  "Create a buffer with the mu4e-about text."
+  (interactive)
+  (with-current-buffer
+    (get-buffer-create mu4e~main-about-buffer-name)
+    (let ((inhibit-read-only t))
+      (erase-buffer)
+      (insert mu4e-about)
+      (org-mode)))
+  (switch-to-buffer mu4e~main-about-buffer-name)
+  (setq buffer-read-only t)
+  (local-set-key "q" 'bury-buffer)
+  (goto-char (point-min)))
+ 
 (provide 'mu4e-main)

emacs/mu4e-mark.el

@@ -81,7 +81,6 @@ where
   "Clear the marks subsystem."
   (clrhash mu4e~mark-map))
 
-
 (defun mu4e-mark-at-point (mark &optional target)
   "Mark (or unmark) message at point. MARK specifies the
   mark-type. For `move'-marks there is also the TARGET argument,
@@ -160,6 +159,13 @@ headers in the region."
     ;; just a single message
     (mu4e-mark-at-point mark target)))
 
+(defun mu4e-mark-restore (docid)
+  "Restore the visual mark for the message with DOCID."
+  (let ((markcell (gethash docid mu4e~mark-map)))
+    (when markcell
+      (save-excursion
+	(when (mu4e~headers-goto-docid docid)
+	  (mu4e-mark-at-point (car markcell) (cdr markcell)))))))
 
 (defun mu4e-mark-for-move-set (&optional target)
   "Mark message at point or, if region is active, all messages in
@@ -300,5 +306,6 @@ action', return nil means 'don't do anything'"
 	    (when (eq what 'apply)
 	      (mu4e-mark-execute-all t))))))))
 
-
 (provide 'mu4e-mark)
+;; End of mu4e-mark.el
+

emacs/mu4e.texi

@@ -424,6 +424,7 @@ This looks something like the following:
 	* toggle [m]ail sending mode (direct)
 	* [f]lush queued mail
 
+        * [A]bout mu4e
         * [H]elp
 	* [q]uit mu4e
 ----------------------------------------------------------------------------
@@ -467,6 +468,7 @@ database; @pxref{Indexing your messages}. See @ref{Getting mail} for details.
 mail directly, and queuing it first (for example, when you are offline), and
 @t{[f]lush queued mail} will flush any queued mail. This item is visible only
 if you have actually set up mail-queuing. @ref{Queuing mail}.
+@item @t{[A]bout mu4e} will give some general information about @t{mu4e}.
 @item @t{[H]elp} will show help information for this view.
 @item Finally, @t{[q]uit mu4e} will quit @t{mu4e}.
 @end itemize