On Sunday, 5 December 2021 at 17:11:09 UTC, user1234 wrote:
no dynamic cast problems (https://issues.dlang.org/show_bug.cgi?id=21690)?
I did not see this problem. Qt uses a custom implementation for dynamic casts of objects inheriting from QObject, which is independent from C++ dynamic_cast. See function qobject_cast: https://doc.qt.io/qt-5/qobject.html#qobject_cast