// A program from Chapter 15 of Sams Teach Yourself Java in 24 Hours // by Rogers Cadenhead, http://www.java24hours.com/ package com.java24hours; import java.awt.*; import javax.swing.*; public class LottoMadness extends JFrame { LottoEvent lotto = new LottoEvent(this); // set up row 1 JPanel row1 = new JPanel(); ButtonGroup option = new ButtonGroup(); JCheckBox quickpick = new JCheckBox("Quick Pick", false); JCheckBox personal = new JCheckBox("Personal", true); // set up row 2 JPanel row2 = new JPanel(); JLabel numbersLabel = new JLabel("Your picks: ", JLabel.RIGHT); JTextField[] numbers = new JTextField[6]; JLabel winnersLabel = new JLabel("Winners: ", JLabel.RIGHT); JTextField[] winners = new JTextField[6]; // set up row 3 JPanel row3 = new JPanel(); JButton stop = new JButton("Stop"); JButton play = new JButton("Play"); JButton reset = new JButton("Reset"); // set up row 4 JPanel row4 = new JPanel(); JLabel got3Label = new JLabel("3 of 6: ", JLabel.RIGHT); JTextField got3 = new JTextField("0"); JLabel got4Label = new JLabel("4 of 6: ", JLabel.RIGHT); JTextField got4 = new JTextField("0"); JLabel got5Label = new JLabel("5 of 6: ", JLabel.RIGHT); JTextField got5 = new JTextField("0"); JLabel got6Label = new JLabel("6 of 6: ", JLabel.RIGHT); JTextField got6 = new JTextField("0", 10); JLabel drawingsLabel = new JLabel("Drawings: ", JLabel.RIGHT); JTextField drawings = new JTextField("0"); JLabel yearsLabel = new JLabel("Years: ", JLabel.RIGHT); JTextField years = new JTextField(); public LottoMadness() { super("Lotto Madness"); setSize(550, 400); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); GridLayout layout = new GridLayout(5, 1, 10, 10); setLayout(layout); // Add listeners quickpick.addItemListener(lotto); personal.addItemListener(lotto); stop.addActionListener(lotto); play.addActionListener(lotto); reset.addActionListener(lotto); FlowLayout layout1 = new FlowLayout(FlowLayout.CENTER, 10, 10); option.add(quickpick); option.add(personal); row1.setLayout(layout1); row1.add(quickpick); row1.add(personal); add(row1); GridLayout layout2 = new GridLayout(2, 7, 10, 10); row2.setLayout(layout2); row2.add(numbersLabel); for (int i = 0; i < 6; i++) { numbers[i] = new JTextField(); row2.add(numbers[i]); } row2.add(winnersLabel); for (int i = 0; i < 6; i++) { winners[i] = new JTextField(); winners[i].setEditable(false); row2.add(winners[i]); } add(row2); FlowLayout layout3 = new FlowLayout(FlowLayout.CENTER, 10, 10); row3.setLayout(layout3); stop.setEnabled(false); row3.add(stop); row3.add(play); row3.add(reset); add(row3); GridLayout layout4 = new GridLayout(2, 3, 20, 10); row4.setLayout(layout4); row4.add(got3Label); got3.setEditable(false); row4.add(got3); row4.add(got4Label); got4.setEditable(false); row4.add(got4); row4.add(got5Label); got5.setEditable(false); row4.add(got5); row4.add(got6Label); got6.setEditable(false); row4.add(got6); row4.add(drawingsLabel); drawings.setEditable(false); row4.add(drawings); row4.add(yearsLabel); years.setEditable(false); row4.add(years); add(row4); setVisible(true); } private static void setLookAndFeel() { try { UIManager.setLookAndFeel( "com.sun.java.swing.plaf.nimbus.NimbusLookAndFeel" ); } catch (Exception exc) { // ignore error } } public static void main(String[] arguments) { LottoMadness.setLookAndFeel(); LottoMadness frame = new LottoMadness(); } }