window: Set cursor on the right surface
Set the cursor on the surface of the target widget, not the surface of some of its parents.
This does not make a difference currently. But it will in the future, when we have parented widgets with surfaces.
Set the cursor on the surface of the target widget, not the surface of some of its parents.
This does not make a difference currently. But it will in the future, when we have parented widgets with surfaces.