A good answer might be:

GUI Design

The user enters text (a String) into the Fahrenheit text field. The string will be converted into int format. We'll look at this this later.

This is similar to the application of the previous chapter; the GUI consists of JLabels and JTextFields placed into a JFrame. To create this program you would be wise to make a copy of the previous program and start from there.


Which components need a listener?