zzag added a comment.
Another way around is not to use `qDeleteAll`, e.g.
for( QWidget* widget : _widgets )
{ unregisterWidget( widget ); } // or uninstallShadows()
Either way, I'm open to suggestions. :-)
REPOSITORY
R113 Oxygen Theme
REVISION DETAIL
https://phabricator.kde.org/D28074
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