I think Trumpsters who are real gun-ho about it will probably be vocal about their support more than non-supporters would like, but I think the Libs are much more likely to be the ones acting like children and disowning. It's part of a losing culture.
Think about it this way. Do you like being around people you have little in common with?
I guarantee I would not like you, and I’m sure vice versa. So if you were my family member, why would I choose to do anything more with you than the bare minimum?