No, I wouldn't say that when the kids leave home you will all of a sudden get a SL back b/c all along she has thought that not having a SL was ok w/ you. Bottom line is that you need to talk to her about your non-existent SL and see if something can be done to get it back.
Me: 38 H: 35 S4, S5, S10 Bomb 01/07 Wanted D - nothing would change his mind Numerous A's prior to D bomb; EA prior/during D bomb Piecing 04/07 Deployed for a year 05/07 Still Piecing 2010 M 11 yrs 05/10