From da03dc1dad2d35f07988d729d4cb1f058469bfa6 Mon Sep 17 00:00:00 2001 From: "Richard M. Stallman" Date: Thu, 11 Jun 1998 02:38:40 +0000 Subject: [PATCH] Describe widget type `other'. --- lispref/customize.texi | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/lispref/customize.texi b/lispref/customize.texi index d0f56d1fb77..1e37f3ce52d 100644 --- a/lispref/customize.texi +++ b/lispref/customize.texi @@ -507,6 +507,30 @@ For example, (const :tag "Ask" foo)) @end example +@noindent +describes a variable for which @code{t} means yes, @code{nil} means no, +and @code{foo} means ``ask.'' + +@item (other @var{value}) +This alternative can match any Lisp value, but if the user chooses this +alternative, that selects the value @var{value}. + +The main use of @code{other} is as the last element of @code{choice}. +For example, + +@example +(choice (const :tag "Yes" t) + (const :tag "No" nil) + (other :tag "Ask" foo)) +@end example + +@noindent +describes a variable for which @code{t} means yes, @code{nil} means no, +and anything else means ``ask.'' If the user chooses @samp{Ask} from +the menu of alternatives, that specifies the value @code{foo}; but any +other value (not @code{t}, @code{nil} or @code{foo}) displays as +@samp{Ask}, just like @code{foo}. + @item (function-item @var{function}) Like @code{const}, but used for values which are functions. This displays the documentation string as well as the function name. -- 2.39.2