| Allegro CL version 10.1 Unrevised from 10.0 to 10.1. 10.0 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) 1998-2022, Franz Inc. Lafayette, CA., USA. All rights reserved.
This page was not revised from the 10.0 page.
Created 2019.8.20.
| Allegro CL version 10.1 Unrevised from 10.0 to 10.1. 10.0 version | ||||||||||