.....But there is something else going on.....
You didn't mention her son. He is in real trouble.
When he deserts her like Casey Sheehan did, she will slit her wrists.
You have to pity the poor boy. This is likely (unless he is a lucky fellow) going to be generation 3 of mental problems
Mother (depression through grief) -> her (o/c and emotional instability) -> her son (who knows, but probably similar)