>I ran qt5ct (Qt5 Configuration Utility) and changed to a dark theme and applied. Restarted CudaText. It had no effect on the menu and task bar color selection.>Since I'm not running a Qt based Window/Desktop manager I'm not really sure where else to change the Qt5 system wide settings.Using XFCE4 on the following Linux distros: AlmaLinux 8 AlmaLinux 9 Fedora 36 Archlinux Ubuntu 22.04
I tried and reproduced the problem on Ubuntu 20.04.qt5ct suggests me to set env variable, I did it. On next start qt5ct did not complain anymore..
user@PC:~$ echo $QT_QPA_PLATFORMTHEMEappmenu-qt5