Instant Update

/*
 * Thermometer.java
 */

import java.awt.*;
import java.awt.event.*;

/**
	* Construct a new Frame object that encapsulates our 
	* MVC example application. Frame contains three view/controller
	* objects: 2 TextBox/Button controllers (one in F, one in C)
	* which are FahrenheitGUI, CelsiusGUI, respectively; and 
	* also the graphical "thermometer" object.
 */
public class MVCFrame extends java.awt.Frame {
	
	private TemperatureModel model;
	
	/**
	 * Construct a new Frame object that encapsulates our 
	 * MVC example application. Frame contains three view/controller
	 * objects: 2 TextBox/Button controllers (one in F, one in C)
	 * which are FahrenheitGUI, CelsiusGUI, respectively; and 
	 * also the graphical "thermometer" object.
	 * 
	 * @param title Title of the Frame
	 */
	public MVCFrame(String title) {
		// initialize the Frame object
		super(title);	
		
		// create a new Model object for the system to use
		model = new TemperatureModel();	
		
		// construct the "top" panel that contains the 
		// Fahrenheit and Celsius GUIs
		setLayout(new BorderLayout());
		
		Panel p = new Panel();
		FahrenheitPanel fahrenheit	= new FahrenheitPanel(model);
		CelsiusPanel	celsius		= new CelsiusPanel(model);
		p.add(fahrenheit);
		p.add(celsius);
		
		// construct the "center" panel that contains the 
		// graphical thermometer. add all components to the Frame
		ThermometerController thermometer = new ThermometerController(model);
		
		this.add("North",p);
		this.add("Center",thermometer);
		
		// allow applet to be stopped
		addWindowListener(new CloseListener());
		
		// display to user
		setSize(300,400);
		setLocation(200,200);
		setVisible(true);
	}
	
	/**
	 * Helper object that shuts down the frame when user clicks
	 * on "Close Window" icon.
	 */
	public static class CloseListener extends WindowAdapter {
        public void windowClosing(WindowEvent e) {
            e.getWindow().setVisible(false);
        }
    }
}