Note: set up for GUI involves use of java swing components:
//********************************************************************
// FahrenheitGUI.java
// Solution to Programming Project 5.10
//********************************************************************
import java.awt.Graphics;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.event.*;
import javax.swing.*;
public class FahrenheitGUI extends Fahrenheit
{
private int WIDTH = 300;
private int HEIGHT = 75;
private JFrame frame;
private JPanel panel;
private JLabel inputLabel, outputLabel, resultLabel;
private JTextField fahrenheit;
private JButton convertButton;
.
.
.
etc.
Jerry Ross