Creates a window with a default extended window style. If you create
many windows over the life of your program, WindowClosure may leak
memory. Be sure to delegate to defWindowProc for
wM_NCDESTROY and see defWindowProc and
setWindowClosure for details.
Creates a window and allows your to specify the extended window style.
If you create many windows over the life of your program,
WindowClosure may leak memory. Be sure to delegate to
defWindowProc for wM_NCDESTROY and see
defWindowProc and setWindowClosure for details.