mu4e-draft: add mu4e-compose-jump-to-reasonable-place

t by default (current behavior), but you can turn if off if your change (e.g.
compose-hook) wants to put the point in some different place.

NEWS.org

@@ -180,6 +180,10 @@
     - iCalendar support is a work-in-progress with the new editor. One change is
       that support is now _automatically_ available.
 
+    - 1.12.12: add a =defcustom= ~mu4e-compose-jump-to-a-reasonable-place~ for
+      customizing whether mu4e jumps to some "reasonable place" when opening the
+      message composition buffer. Default is ~t~, as the current behavior.
+
 **** other
 
     - New command ~mu4e-search-query~ (bound to =c=) which lets you pick a query

mu4e/mu4e-draft.el

@@ -176,6 +176,16 @@ Also see `mu4e-context-policy'."
   :safe 'symbolp
   :group 'mu4e-compose)
 
+(defcustom mu4e-compose-jump-to-a-reasonable-place t
+  "Put point at some reasonable place in the compose buffer?
+
+After the compose-buffer has been setup, mu4e can jump to some
+reasonable place as per `mu4e--jump-to-a-reasonable-place'. If
+you don't consider that reasonable, set to nil."
+  :type 'boolean
+  :safe 'booleanp
+  :group 'mu4e-compose)
+
 ;;
 ;; display the ready-to-go display buffer in the desired way.
 ;;
@@ -636,7 +646,8 @@ COMPOSE-TYPE and PARENT are as in `mu4e--draft'."
   (add-hook 'message-send-hook #'mu4e--compose-before-send nil t)
   (setq-local message-fcc-handler-function #'mu4e--fcc-handler)
 
-  (mu4e--jump-to-a-reasonable-place)
+  (when mu4e-compose-jump-to-a-reasonable-place
+    (mu4e--jump-to-a-reasonable-place))
 
   (set-buffer-modified-p nil)
   (undo-boundary))

mu4e/mu4e.texi

@@ -1939,6 +1939,11 @@ Or to something context-specific:
             (save-excursion (message-add-header "Bcc: account2@@example.com\n"))))))))
 @end lisp
 
+By default, @t{mu4e} moves point to some ``reasonable place'' before letting you
+edit the message; if you want something else, see
+@code{mu4e-compose-jump-to-reasonable-place}.
+
+
 @noindent
 For a more general discussion about extending @t{mu4e}, see @ref{Extending
 mu4e}.