OPPapers.com

Pos 407 Week 3

/*
Program: Mortgage Calculator with Graphical User Interface
Current Version: 2.0
Programs accepts user input in 3 text fields: Term, Amount, and Rate.
When any field changes, Monthly Payment (output) updates.
Used Formatted Text Fields to prevent character input.
2.0 01/11/2007
Program accepts user input for the mortgage amount. Payment amount
is calculated from a radio button selection of the following:
7 year loan at 5.35%
15 year loan at 5.50%
30 year loan at 5.75%
User can also select to see an amortization table for each of the
loan choices (stored in an array)

*/

import java.awt.*; //Abstract Windows Toolkit
import java.awt.event.*; //Action Listener
import javax.swing.*;//Swing Container
import javax.swing.JScrollPane;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTable;
import java.beans.PropertyChangeListener; //allows the program to listen to property changes from any bound properties on the source bean
import java.beans.PropertyChangeEvent;
import java.text.*;//Provides classes and interfaces for handling text, dates, numbers, and messages in a manner independent of natural languages
import java.text.DecimalFormat;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import javax.swing.JMenuBar; //imports for the menu system
import javax.swing.KeyStroke;

public class MortgageGUI extends JPanel implements PropertyChangeListener, ActionListener
{ //Variable declaration here so they are accessible to all methods
//declare fields for user input and program output
private static JFrame frame = new JFrame("Monthly Mortgage Calculator");
private JFrame tableFrame = new JFrame("Amortization Table");
private JTable table; //used to hold the amortization table
private JFormattedTextField loanAmountField;
private...