From d8e6c4fc343285c0dde5decf90cf72560b536794 Mon Sep 17 00:00:00 2001
From: Thierry Volpiatto <thierry.volpiatto@gmail.com>
Date: Thu, 5 May 2016 06:19:31 +0200
Subject: [PATCH] Allow displaying help buffer in other window (#1493).

* helm-lib.el (helm-help-full-frame): New user var.
(helm-help-internal): Use it.
---
 helm-lib.el | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/helm-lib.el b/helm-lib.el
index 5a7c7cd2d..c54b491f1 100644
--- a/helm-lib.el
+++ b/helm-lib.el
@@ -54,6 +54,15 @@ If you prefer scrolling line by line, set this value to 1."
   :group 'helm
   :type 'integer)
 
+(defcustom helm-help-full-frame t
+  "Display help window in full frame when non nil.
+
+Even when `nil' probably the same result (full frame)
+can be reach by tweaking `display-buffer-alist' but it is
+much more convenient to use a simple boolean value here."
+  :type 'boolean
+  :group 'helm-help)
+
 
 ;;; Internal vars
 ;;
@@ -184,7 +193,7 @@ text to be displayed in BUFNAME."
            (setq helm-suspend-update-flag t)
            (set-buffer (get-buffer-create bufname))
            (switch-to-buffer bufname)
-           (delete-other-windows)
+           (when helm-help-full-frame (delete-other-windows))
            (delete-region (point-min) (point-max))
            (org-mode)
            (save-excursion