| Allegro CL version 9.0 Unrevised from 8.2 to 9.0. 8.2 version |
Arguments: (window color) &body body
The background-color of
window is set to color
during the evaluation of body, and then restored to window's original
background color. color must be a color-number, a
RGB color, or nil
. nil
means use the system background color.
Note: Monochrome devices which support reverse video will generally have a two color (black and white) palette. Reverse video can be achieved by swapping foreground and background color-numbers.
Copyright (c) 1998-2019, Franz Inc. Oakland, CA., USA. All rights reserved.
This page was not revised from the 8.2 page.
Created 2012.5.30.
| Allegro CL version 9.0 Unrevised from 8.2 to 9.0. 8.2 version |