From: Richard M. Stallman <rms@gnu.org>
Date: Sat, 30 Jul 1994 07:46:42 +0000 (+0000)
Subject: (rmail-new-summary): If just one window,
X-Git-Tag: emacs-19.34~7468
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=3f4e31a29f3ab3ca749764a295dded3647c380e8;p=emacs.git

(rmail-new-summary): If just one window,
put the summary in the upper window and Rmail buffer below.
---

diff --git a/lisp/mail/rmailsum.el b/lisp/mail/rmailsum.el
index e5f76821721..985ae19c2bf 100644
--- a/lisp/mail/rmailsum.el
+++ b/lisp/mail/rmailsum.el
@@ -198,7 +198,17 @@ nil for FUNCTION means all messages."
       (setq rmail-summary-buffer sumbuf))
     ;; Now display the summary buffer and go to the right place in it.
     (or was-in-summary
-	(pop-to-buffer sumbuf))
+	(if (one-window-p)
+	    ;; If there is just one window, put the summary on the top.
+	    (progn
+	      (split-window)
+	      (select-window (next-window (frame-first-window)))
+	      (pop-to-buffer sumbuf)
+	      ;; If pop-to-buffer did not use that window, delete that
+	      ;; window.  (This can happen if it uses another frame.)
+	      (if (not (eq sumbuf (window-buffer (frame-first-window))))
+		  (delete-other-windows)))
+	  (pop-to-buffer sumbuf)))
     (rmail-summary-goto-msg mesg t t)
     (message "Computing summary lines...done")))