setFocusOutSideAllowed
Sets whether focus can move out from the opposite front and/or back of the RecyclerView
Parameters
throughFront
For the vertical orientation, this controls whether focus can move out from the left of the grid. For the horizontal orientation, this controls whether focus can move out the top side of the grid.
throughBack
For the vertical orientation, this controls whether focus can move out from the right of the grid. For the horizontal orientation, this controls whether focus can move out the bottom side of the grid.