[Interest] what are the requirements for QMetaType::metaObjectForType(QMetaType::type("QQuickLayout*")) to work?

[Ulf Hermann]

> Not possible as in this case it assumes the same version as the module 
> that qmldirs belongs to

Looks like qmlRegisterModuleImport() is also available (and 
undocumented) in Qt 5.15 and it does allow you to specify versions: 
https://doc.qt.io/qt-6/qqmlengine.html#qmlRegisterModuleImport

best regards,
ULf