signal callback delegate or function to connect
void callback(void* source, gda.set.Set set)
source the #GdaSetSource for which the data_model attribute has changed (optional)
set the instance the signal is connected to (optional)
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to SourceModelChanged signal.
Gets emitted when the data model in source has changed