Breeze style problem since Qt 6.8.2

Albert Astals Cid aacid at kde.org
Thu Jul 10 23:14:07 BST 2025


El dissabte, 8 de març del 2025, a les 19:06:18 (Hora d’estiu d’Europa 
central), Tobias Leupold va escriure:
> Hi all!
> 
> There's a style problem with Breeze that emerged with Qt 6.8.2: QSpinBoxes
> take too much vertical space if an application-wide style sheet is set. Even
> setting a single space as the style sheet already triggers this, it has
> nothing to do with a spinbox-specific style.
> 
> This does not show up with Fusion.

It does show in Fusion, but it's less dramatic, but you can defenitely see the 
difference if you pay attention.

I'll comment on QTBUG-133845

Cheers,
  Albert




> And also not in Breeze, as long as no
> application-wide style sheet is set. I suppose most KDE apps don't use
> application-wide styles, so not many devs may have already noticed this.
> However e.g. KPhotoAlbum is affected.
> 
> I first thought this was a Breeze bug. Along with some hints from the Qt
> forum, I opened a respective bug report:
> 
>     https://bugs.kde.org/show_bug.cgi?id=499906
> 
> However David Redondo said this should be an upstream Qt bug. So I filed one
> there:
> 
>     https://bugreports.qt.io/browse/QTBUG-133845
> 
> ... where Christian Ehrlicher said he thinks it's a Breeze issue.
> 
> So ... now the cat is biting its own tail. I have never worked on style
> stuff before, so I don't know anything about this. Is anybody with more
> insight of this willing to have a look at that issue? So that we can either
> get this fixed in Breeze or in Qt or maybe in both?
> 
> Thanks in advance for all help on tracking this annoying issue down!
> 
> Cheers, Tobias






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