Dating newly divorced father
When you add the father factor to this scenario it gets more complicated because, in a sense, he could be trying to replace his ex and having a pseudo-family. Don't take offense or think that he doesn't ever want to get serious with you. This applies more to those who date loving, responsible fathers. Show understanding when it comes to his lifestyle changes.
Life is much better when we share positive messages with each other. This final point, in my view, is the most important of them all. In terms of your situation, I think the basic reality is that you just need to let go.
Your girlfriends like him. Don't stop at asking him why his marriage failed. They might readily accept the gifts but might not so readily accept the new person. If he's not coping well with the situation, suggest that he seek professional help to deal with the emotions and come to a better understanding of what went wrong in his past marriage.
When a man clearly indicates what is and isn't a deal breaker, we owe him the respect of honoring his choices. There are two extremes that one should avoid. But you can win their love, respect and admiration by genuinely caring for them and making them feel special. Couple on a date eating salad and drinking wine.