freebsd-dev/contrib/dialog/samples/inputmenu

#! /bin/bash
# $Id: inputmenu,v 1.10 2010/01/13 10:29:22 tom Exp $
# 2002 - written by Tobias Rittweiler <tobrit@freebits.de>

. ./setup-vars

user="$USER"    ; uid="$UID"   ;
gid="$GROUPS"  ; home="$HOME"  ;

while [ ${returncode:-99} -ne 1 -a ${returncode:-99} -ne 250 ]; do
       exec 3>&1
       value=$("$DIALOG" --clear --ok-label "Create" \
                          --backtitle "An Example for the use of --inputmenu:" "$@" \
                          --inputmenu "Originally I designed --inputmenu for a \
configuration purpose. Here is a possible piece of a configuration program. \
" 20 50 10 \
"Username:" "$user" \
"UID:"      "$uid" \
"GID:"      "$gid" \
"HOME:"     "$home" \
2>&1 1>&3 )
       returncode=$?
       exec 3>&-
       case $returncode in
       $DIALOG_CANCEL)
               "$DIALOG"  --clear --backtitle "An Example for the use of --inputmenu:" \
                               --yesno "Really quit?" 10 30
               case $? in
                       $DIALOG_OK) break;;
                       $DIALOG_CANCEL) returncode=99;;
               esac
               ;;
       $DIALOG_OK)
               "$DIALOG" --clear --backtitle "An Example for the use of --inputmenu:"  \
			--msgbox "useradd \n\
				-d $home \n\
				-u $uid \n\
				-g $gid \n\
				$user" 10 40
               ;;
       $DIALOG_EXTRA)
               value="${value:8:${#value}}"
               tag="${value%:*}"
               item="${value#*: }"

               case "$tag" in
                       Username) user="$item";;
                       UID) uid="$item";;
                       GID) gid="$item";;
                       HOME) home="$item";;
               esac
               ;;

       $DIALOG_ESC)
                echo "ESC pressed."
                break
                ;;

       esac
done