On Monday, 29 July 2019 13:28:04 PDT Nikos Chantziaras wrote: > > This is only required when referring to it by name, such as in old-style > > signal-slot connection, QML, D-Bus, etc. > > They're new-style connections, but are sometimes of QueuedConnection > type since some connections are used for inter-thread communication. If > I don't use Q_ENUM or Q_REGISTER_METATYPE (and thus also don't call > qRegisterMetatype(),) the connections won't work and you get this at > runtime: > > QObject::connect: Cannot queue arguments of type 'MyClass::MyEnum'
The queuing is actually "old style" since it goes back to the meta object string format to get the parameter types. Olivier, didn't you have at some point a patch that made the meta object register all parameters as metatypes on request? That would solve Nikos's problem. -- Thiago Macieira - thiago.macieira (AT) intel.com Software Architect - Intel System Software Products _______________________________________________ Interest mailing list [email protected] https://lists.qt-project.org/listinfo/interest
