bug#39238: 26.3; Emacs icons displaying improperly on KDE

[Lars Ingebrigtsen]

xs wang <wangxs1989@gmail.com> writes:

> The 128x128 icon should be used instead, so that the large icon is pretty and 
> not
> pixelated.
>
> The problem occurs because Emacs does not set _NET_WM_ICON_NAME to a
> 128x128 icon. Because of this, the window manager it not aware of the high-res
> icon, and is forced to display a scaled-up version of the largest icon it is 
> aware
> of--the 48x48 version. This can be verified by running `xprop` and targeting
> Emacs's main window; you will see that the largest icon it knows about is only
> 48x48.

I don't have a KDE system to test with here -- is this problem still
present in Emacs 28?  If so, would it be possible for you to create a
patch for this problem?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no