WindosPos4MESA takes four values indicating x, y, z, and w.
WindowPos3MESA (or WindowPos2MESA) is analaguos, but sets only
x, y, and z with w implicitly set to 1 (or only x and y with z
WindosPos4MESA takes four values indicating x, y, z, and w.
WindowPos3MESA (or WindowPos2MESA) is analaguos, but sets only
x, y, and z with w implicitly set to 1 (or only x and y with z