title: how to get the values of different forms in zenity
body: <p>I want to get the values of the form in zenity (Ipaddress value written by user) in order to do some video streaming with ffmpeg, I tried several examples such as lists, forms, .. etc </p>
  
  <pre><code>zenity --forms --title="Add Friend" --text="Enter Multicast address" --separator="," --add-entry="IP address" --add-entry="PORT" 
  </code></pre>
  
  <p>OR </p>
  
  <pre><code>if zenity --list --title="Record Video Stream"  --text "Enter the Multicast IP address and port of each of the video stream" --column "Video IP" --print-column=2 --multiple --column "PORT" --editable ip="0.0.0.0" port="2002"
  </code></pre>