Change the #GSignalCVaMarshaller used for a given signal. This is a specialised form of the marshaller that can often be used for the common case of a single connected signal handler and avoids the overhead of #GValue. Its use is optional.
the signal id
the instance type on which to set the marshaller.
the marshaller to set.
2.32
See Implementation
Change the #GSignalCVaMarshaller used for a given signal. This is a specialised form of the marshaller that can often be used for the common case of a single connected signal handler and avoids the overhead of #GValue. Its use is optional.