In follow mode, prevent the cursor resting on a partially displayed line

Don't merge to master.  This fixes bug #32848

* lisp/follow.el (follow-adjust-window): If point ends up in a partially
displayed line in a left hand or middle window, move it one line
forward, to
prevent unwanted scrolling should make-cursor-line-fully-visible be
non-nil.
This commit is contained in:
Alan Mackenzie 2018-10-03 15:57:15 +00:00
parent ea77c6594e
commit 99f45ee42c

View file

@ -1385,7 +1385,13 @@ non-first windows in Follow mode."
(unless (eq win (selected-window))
(let ((p (window-point win)))
(set-window-start win (window-start win) nil)
(set-window-point win p))))
(if (nth 2 (pos-visible-in-window-p p win t))
;; p is in a partially visible line. We can't leave
;; window-point there, because C-x o back into WIN
;; would then fail.
(with-selected-window win
(forward-line)) ; redisplay will recenter it in WIN.
(set-window-point win p)))))
(unless visible
;; If point may not be visible in the selected window,