davidre added a comment.
I did some digging and think that things should be repainted when they change screen https://code.woboq.org/qt5/qtbase/src/widgets/kernel/qwidgetwindow.cpp.html#_ZN13QWidgetWindow18handleScreenChangeEv REPOSITORY R31 Breeze REVISION DETAIL https://phabricator.kde.org/D29154 To: davidre, apol, broulik, ndavis, #breeze, davidedmundson, cblack Cc: cblack, plasma-devel, Orage, LeGast00n, The-Feren-OS-Dev, jraleigh, zachus, fbampaloukas, ragreen, ZrenBot, ngraham, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart