When they get like this they will be angry alot. There will be nothing you can do right. The best thing you can do is the 180 and start GAL ( Get A Life ). If you are lucky they will be reinterested in you once you rebuilt.
Its not likely that they will turn around when tey start thinking like this. For all you know, she was waiting till her daughter got old enough. They rationalize some crap in their minds, but you will not convince them out of it.
There is alot of help and support here to help you through your situation.