title: Zenity have provide any option to hide the button ?
body: <p>I'm looking to create a dialog that required the user input to enable the OK button. </p>
  
  <p>I'm going to write a shell script to trigger that action. May i know zenity have any option that can hide the button before the user type any input? </p>
  
  <p>This is my script: </p>
  
  <pre><code>DISPLAY=:0.0 zenity --entry \
  --title="Testing!" \
  --text "Would you like to do something?\nPlease provide a valid reason:" \
  --ok-label="OK" \
  --cancel-label="Cancel" 2&gt;/dev/null &amp;
  </code></pre>