The following window classes are defined:
AppWindow - A fixed-size application window.
ModalDialog - A modal dialog
box.
ModelessDialog - A modeless dialog box.
NakedWindow - A fixed-size application window
with no border and no title bar.
PopupWindow - An fixed-size
application window that cannot be minimized.
ResizableWindow - A normal
application window with a resizable border.
ToolDialog - A modeless dialog
box with a small caption.
wb_create_window
Control classes