| Allegro CL version 7.0 Unrevised from 6.2 to 7.0. | |||||||||
Arguments: standard-object
Returns true or nil as
standard-object (typically a component or
menu-item) is or is not available. An unavailable object cannot be
selected or chosen. It is usually displayed with a visual clue that it
is unavailable (i.e. it is dimmed or grayed out).
The value returned can be changed with setf and this function.
Copyright (c) 1998-2006, Franz Inc. Oakland, CA., USA. All rights reserved.
Documentation for Allegro CL version 7.0. This page was not revised from the 6.2 page.
Created 2004.8.21.
| Allegro CL version 7.0 Unrevised from 6.2 to 7.0. | |||||||||