freebsd-src/contrib/dialog/samples/msgbox4-utf8

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#!/bin/sh
# $Id: msgbox4-utf8,v 1.13 2020/11/26 00:25:37 tom Exp $
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. ./setup-vars
. ./setup-utf8
width=30
while test $width != 61
do
$DIALOG --title "MESSAGE BOX (width $width)" --no-collapse "$@" \
--msgbox "\
This sample is written in UTF-8.
There are several checking points:
(1) whether the fullwidth characters are displayed well or not,
(2) whether the width of characters are evaluated properly, and
(3) whether the character at line-folding is lost or not.
あいうえおかきくけこさしすせそたちつてとなにぬねの
Hi, this is a simple message box. You can use this to \
display any message you like. The box will remain until \
you press the ENTER key." 22 $width
returncode=$?
case $returncode in
$DIALOG_OK)
;;
*)
. ./report-button;
exit
;;
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esac
width=`expr $width + 1`
done