bug#14324: 24.3; GTK scrollbar doesn't scroll proportionally when Line Wrapping is set to "Truncate Long Lines"

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: j.pertres@gmail.com,  14324@debbugs.gnu.org
> Date: Wed, 02 Jun 2021 07:23:10 +0200
> 
> With truncate-lines.  Note that the scroll bar has the same identical
> length.

I think this is a known problem, since we don't count screen lines, we
count characters.

> > What happens if you customize the value of
> > scroll-bar-adjust-thumb-portion?
> 
> Then it seems to adjust the height of the scroll bar logically (i.e.,
> based on what's shown in the window, and not on the length of the
> (truncated) text).

So does it mean that that variable could be a solution to the problem?
Or did I misunderstand you?