stdin

stdin.sh

#!/bin/bash

set -f				# no globbing, so we can safely use *

# other_local[joe]=:0, other_local[bob]=:1 etc. for all active local
# users other than us:
unset other_local; declare -A other_local; 
while read -rd $'\t'; do
    IFS=$',\n' r=($REPLY)
    [[ "${#r[@]}" -ge 4 && "${r[4]}" != '*' && "${r[2]}" != '' && "${r[0]}" != '' ]] && other_local[${r[2]}]=${r[0]}
done < <(kdmctl list alllocal)
IFS=$',\n' r=($REPLY)
[[ "${#r[@]}" -ge 4 && "${r[4]}" != '*' && "${r[2]}" != '' && "${r[0]}" != '' ]] && other_local[${r[2]}]=${r[0]}


user_choice=$( printf "%s\n" "${!other_local[@]}" "New login" |\
    zenity --list --column User --text 'Switch to an active user, or start a new login:' --title 'Switch user?' ) || exit 1

case $user_choice in
    "New login" ) kdmctl reserve ;;
    * ) kdmctl activate "${other_local[$user_choice]}" ;;
esac

#for i in "${!other_local[@]}"; do   echo "key  : $i";   echo "value: ${other_local[$i]}"; done