or He will get amourous (now I'm not going to ask who dumped who but if he dumped you, then why flatter him to know you're still thinking about him - move on love!!
if you dumped him, you need to think back to why you dumped him.
I'm fortunate enough to be on good terms with my exes. We all know each other anyway, and each of us's moved on and settled down - but remain good friends.