C, It's normal to flip flop back and forth. It's an emotional coaster ride from h@ll. Detaching is one of the ways to help you get your feet back on solid ground. If you are becoming disenchanted, it could very well mean you are beginnning to task of detaching.
No matter what he says, he's still very concerned about you, i.e, the call to see how you are doing, etc. If you do not wish to take the calls, then don't. It's up to you. If you do not wish to have him appear unannounced, you will need to set your boundaries and explain to him why you wish for him to notify you in advance. After all, do you go to his abode unannounced?
It's up to you what you want to do...if you feel up to taking a call or two, by all means do so. The ball is in your court as to how you want to deal w/your runaway.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.
