SetWindowExt( hDC, nWidth, nHeight )-> <aPrevDimensions>
------------------------------------------------------------------------------


 PARAMETER:

  <hDC>                Identifies the device context

  <nWidth .. nHeight>  Specifies the y-extent and x-extent, in logical
                       units, of the window.


 RETURNS:

  <aPrevDimensions> is an array with the previous dimensions {nWidth,nHeight}


 DESCRIPTION:

  SetWindowExt() sets the x- and y-extents of the window associated with
  the given device context. See SetViewPortExt for a description.

 SOURCE:

  SOURCE\WINAPI\DC.C