Created attachment 118360 [details] screenshot STEPS TO REPRODUCE 1. search for "desktop effects" kcm in the apps launcher and open 2. click on the button to configure any effect 3. OBSERVED RESULT "Defaults" button has no icon. See my screenshot. EXPECTED RESULT "Defaults" button has an icon like other "Defaults" buttons present in system settings. SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.15.1 KDE Frameworks Version: 5.55.0 Qt Version: 5.12.1
This is an upstream issue. See QDialogButtonBoxPrivate::createButton.
Can you clarify what the problem is specifically? That function doesn't allow custom icons or something?
That's a Qt limitation. QDialogButtonBox doesn't set icon.
*** This bug has been marked as a duplicate of bug 398973 ***