From: Basil L. Contovounesios <contovob@tcd.ie>
Date: Tue, 18 May 2021 15:28:42 +0000 (+0100)
Subject: Look for ElDoc buffer in all visible frames
X-Git-Tag: emacs-28.0.90~2426
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=33c0994c7cbb6a5048db10b3b05d31e8d72f220a;p=emacs.git

Look for ElDoc buffer in all visible frames

* lisp/emacs-lisp/eldoc.el (eldoc--echo-area-prefer-doc-buffer-p):
Look for a window displaying the ElDoc documentation buffer in all
visible frames, as promised by the user option
eldoc-echo-area-prefer-doc-buffer (bug#48278).
---

diff --git a/lisp/emacs-lisp/eldoc.el b/lisp/emacs-lisp/eldoc.el
index b4f068cf3ae..cec89cf3bc5 100644
--- a/lisp/emacs-lisp/eldoc.el
+++ b/lisp/emacs-lisp/eldoc.el
@@ -538,7 +538,7 @@ documentation to potentially appear in the echo are is truncated."
            (and truncatedp
                 (eq eldoc-echo-area-prefer-doc-buffer
                     'maybe)))
-       (get-buffer-window eldoc--doc-buffer)))
+       (get-buffer-window eldoc--doc-buffer 'visible)))
 
 (defun eldoc-display-in-echo-area (docs _interactive)
   "Display DOCS in echo area.