There is a new FWPPC build with DatePicker support. FWPPC users may already download it:
#include "FWCE.ch"
function Main()
local oWnd, dDate := Date()
DEFINE WINDOW oWnd TITLE "DatePicker"
@ 2, 2 DTPICKER dDate OF oWnd
ACTIVATE WINDOW oWnd ;
ON CLICK MsgInfo( "Click!" )
return nil