package gui;

/**

* RUN:

* javac -cp .; gui/CheckBoxes.java && java -cp .; gui.CheckBoxes

* OUTPUT:

*

*/

import javax.swing.*;

import javax.swing.event.*;

import java.awt.*;

import java.awt.event.*;

import net.mindview.util.*;

public class CheckBoxes extends JFrame {

private static final int WIDTH = 200;

private static final int HEIHGT = 300;

private JTextArea t = new JTextArea(6, 15);

private JCheckBox cb1 = new JCheckBox("Check Box 1");

private JCheckBox cb2 = new JCheckBox("Check Box 2");

private JCheckBox cb3 = new JCheckBox("Check Box 3");

public CheckBoxes() {

cb1.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

trace("1", cb1);

}

});

cb2.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

trace("2", cb2);

}

});

cb3.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

trace("3", cb3);

}

});

setLayout(new FlowLayout());

add(new JScrollPane(t));

add(cb1);

add(cb2);

add(cb3);

}

private void trace(String b, JCheckBox cb) {

if (cb.isSelected()) {

t.append("Box " + b + " Set\n");

return;

}

t.append("Box " + b + " Cleared\n");

}

public static void main(String[] args) {

SwingConsole.run(new CheckBoxes(), WIDTH, HEIHGT);

}

}