title: Reload GUI upon selecting a checkbox option
body: <p>A simple GUI, containing a text input and a checkbox. If the checkbox is checked, how would you reload the GUI and make the text box disappear?</p>
  <p>I want the user to use one option or another but not both.
  <a href="https://i.stack.imgur.com/rTDfk.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/rTDfk.png" alt="enter image description here" /></a></p>