[arch-general] New LXQt (1.0.0) with big text size, affecting other Qt apps

[Joan Figueras]

On 11/11/21 12:04, Archange via arch-general wrote:
> Le 11/11/2021 à 12:21, Javier via arch-general a écrit :
>> On 11/11/21 01:32, Uwe Sauter via arch-general wrote:
>>>
>>> I'm experiencing the same with Mate. FullHD on 24" display shows 
>>> fonts about twice the normal size.
>>>
>>> The workaround I found (not reboot safe) is to open the display 
>>> settings and force a scaling factor
>>> of 100%. Scaling factor "auto" won't do any good.
>>>
>>
>> Ohh, weird, since I only experience that on Qt stuff, meaning I see 
>> no issues on GTK stuff, but I don't use a GTK DE neither 
>> compositor/WM, :(...  Well, I got as well as the LXQt upgrade, Xorg 
>> and KWin upgrades:
>>
>> xorg-server-common (1.20.13-3 -> 21.1.1-2)
>> xorg-server (1.20.13-3 -> 21.1.1-2)
>>
>> So perhaps a Xorg issue instead of a LXQt/KWin one?
>
> I don’t have time to investigate, but my sddm is affected too. So 
> definitively not LXQt nor KWin, also my Plasma session using Kwin is 
> not affected (I use a scaling factor of ×2 there).
>
> So I would say something plain Qt and Xorg related, maybe because Xorg 
> changed the way it reports the DPI and Qt behaviour changed because of 
> that.
>
I think it's related with this bug: https://bugs.archlinux.org/task/72661

For me, in XFCE, upgrading to Xorg 21.1.1-3 fixed the issue.


Cheers