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Bug#803423: #803423 libqt5gui5: Ugly GUI (no icons) / Weird interpretation of XDG_CURRENT_DESKTOP and GNOME_DESKTOP_SESSION_ID



Hi Vladimir,

On Thu, May 12, 2016 at 06:32:29PM +0300, Vladimir K wrote:
> After some digging, I've added this var to session environment, and icons
> appeared in qt5 apps:
> QT_QPA_PLATFORMTHEME=gtk2
>
> Can someone explain what is the difference between QT_STYLE_OVERRIDE and
> QT_QPA_PLATFORMTHEME, and why the former affects theme and the latter
> affects icons?

As explained earlier in this bug, style ≠ theme. Though the gtk2 theme will
(in Qt ≤ 5.6) set the correct style for you too (so only the second variable
should be enough).

Also if Qt could detect your desktop as GTK+-based, then even that variable
would not be needed.

--
Dmitry Shachnev

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