First be sure you have enough room for barn doors.
Sliding barn door from the other side.
In this application the doors overlap and slide over one another so that half of the opening is accessible at any time.
It takes some time but if you lay out one trim piece diagonally and mark it at the ends where it meets the other window and side door piece and then draw a line from your mark on both sides to the center of end of the piece you can match the pattern up pretty good to get a tight fit inside.
The final option is bypass doors.
However it is possible to install a flat door handle a flush handle similar to what is used on pocket doors or a lock to close the door from the inside.
Instead of fastening the barn door rail to drywall first screw a ledger board to the wall studs for a sturdier mounting surface that allows the hanging door to clear the door frame.
For double barn doors you ll install two full sets of hardware centered in the middle of the door opening.
Most sliding barn doors are designed to only be opened from one side since the wall would get in the way of the handle.
If you look on the hardware store websites their barn doors only come with one handle.
Maybe you re supposed to grab onto the trim boards.
You ll need at least as much space on the outside of the door as on the inside to allow room for the door to slide out of the way.