| Allegro CL version 8.2 Unrevised from 8.1 to 8.2. 8.1 version |
Arguments: button-state button-form
Compares the button-state to the buttons described in button-form. button-form is recursively defined as follows:
simple-button-form | (only simple-button-form) | (not button-form) | (or button-form*) | (and button-form*) | NONE | nil | UP
Where simple-button-form can be any constant with an integer value. Examples of button-forms are:
meta-key (only shift-key) (and (or shift-key meta-key) (not left-mouse-button))
Copyright (c) 1998-2016, Franz Inc. Oakland, CA., USA. All rights reserved.
This page was not revised from the 8.1 page.
Created 2010.1.21.
| Allegro CL version 8.2 Unrevised from 8.1 to 8.2. 8.1 version |