Fourth basic front end with dialog/Xdialog - Radiolist and Checklist

Radiolists and checklists can be programmed just like menus. A simple radio list example is given below.

#! /bin/sh
DIALOG=${DIALOG=dialog}
tempfile=`tempfile 2>/dev/null` || tempfile=/tmp/test$$
trap "rm -f $tempfile" 0 1 2 5 15

$DIALOG --backtitle "Select your favorite singer" \
 --title "My favorite singer" --clear \
      --radiolist "Hi, you can select your favorite singer here  " 20 61 5 \
      "Rafi"  "Mohammed Rafi" off \
      "Lata"    "Lata Mangeshkar" ON \
      "Hemant" "Hemant Kumar" off \
      "Dey"    "MannaDey" off \
      "Kishore"    "Kishore Kumar" off \
      "Yesudas"   "K. J. Yesudas" off  2> $tempfile

retval=$?

choice=`cat $tempfile`
case $retval in
0)
  echo "'$choice' is your favorite singer";;
1)
  echo "Cancel pressed.";;
255)
  echo "ESC pressed.";;
esac

A screen shot is shown below.