oWin:dropfiles( <hDrop> ) -> <void>

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 PARAMETER:

  <hDrop>      handle to the DROP structure, this will then be stored in
               the iVar ::hDrop. This handle is only valid during within
               the drag process. Filenames are then retrieved with the 
               DragQuery...( hDrop ) API functions


 DESCRIPTION:

  If a window accepts files that are dropped from the File Manager on to it
  ( iE ::bDropFiles contains a codeblock ) ::dropFiles() is called by the 
  eventhandler whenever this happens.
  
  The handle <hDrop> points to a Windows DROP structure, from which 
  the file names of dropped files and there release coordinates can be 
  extracted.