Bash Cookbook

How to do it...

1. We are going to write a script for a Yes/No box. In that script, we are going to use the if condition. Create the yes_no.sh script and add the following content to it:

dialog --yesno "Do you wish to continue?" 0 0a=$?if [ "${a}" == "0" ]; then    echo Yeselse    echo Nofi

2. We'll use dialog's calendar. Create a calendar_dialog.sh script. In that, we'll select a specific date:

dialog --calendar "Select a date... " 0 0 1 1 2018val=$?

3. We're going to use the checklist option of dialog. Create a checklist_dialog.sh script. In that, we'll select multiple options:

dialog --stdout --checklist "Enable the account options you want:" 10 40 3 \              1 "Home directory" on \              2 "Signature file" off \              3 "Simple password" off

4. Now, we are going ...