lib/vision/window

LIST_WINDOW
 retractable list of widget like combo or menu

ROOT_WINDOW
 

SCROLL_VIEW
 A SCROLL_VIEW is a rectangular area in which you partially see
 a bigger SUB_WINDOW. Widgets to display are in the SUB_WINDOW,
 you are able to change the viewed part of this big SUB_WINDOW.
 Note: SCROLL_VIEW is not really a container (only one child
 of SUB_WINDOW type).

SUB_WINDOW
 

TOPLEVEL_WINDOW
 

WINDOW