GNU bug report logs - #17982
24.3.92; extra pixel line at scroll bar's right

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From: martin rudalics <rudalics <at> gmx.at>
To: yynyygy <at> gmail.com, 17982 <at> debbugs.gnu.org
Subject: bug#17982: 24.3.92; extra pixel line at scroll bar's right
Date: Thu, 10 Jul 2014 09:45:56 +0200

> When I enable the toolkit (in this case, gtk3) scroll bar, there is an
> extra pixel line at scroll bar's right. With dark backgrounds, this
> problem is more obvious. I've uploaded an image here,
> http://i.imgur.com/vfThig4.jpg, as you can see, the scroll bar's
> backgound is bright, and there is an extra dark line at it's right. This
> line is absolutely of no use and in my opinion, it's very ugly.
>
>
>
> In GNU Emacs 24.3.92.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.10.8)
>   of 2014-07-10 on gentoo
> Windowing system distributor `The X.Org Foundation', version 11.0.11500000
> System Description:	NAME=Gentoo

This might be related to the rounding in update_theme_scrollbar_width of
gtkutil.c.  Can you try to remove the line

  if (w < 16) w = 16;

there and see whether the problem persists?  Alternatively, you could
try to increase the slider-width of your Gtk scrollbars

martin

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