For precise answers to your very legitimate questions and concerns, contact the prosecutor's office. Most likely they have a victim/witness liaison on staff who should remain in touch with you and may even attend trial with you. Be aware that you are not required to talk to his lawyer (or anyone else) unless subpoenaed.
Best wishes for a favorable outcome, and please remember to designate a best answer.
This answer is offered as a public service for general information only and may not be relied upon as legal advice.
If you do not want the charges drop then I suggest you contact the prosecuting attorney's office. You can let him/her know your feelings on the case. Also, they would be the person who could most appropriately answer your questions.
Follow the advice of the prior responders with one addition. Take the father of the child to court. For child support, contact a local experienced family law lawyer for assistance.
If this answer is helpful, then please mark the helpful button. If this is the best answer, then please indicate it. Thanks. For further information you should see an attorney and discuss the matter completely. If you are in the New York City area, then you can reach me during normal business hours at 718 329 9500 or www.mynewyorkcitylawyer.com.