//: c13:CheckBoxes.java
// Using JCheckBoxes.
// <applet code=CheckBoxes width=200 height=200>
// </applet>
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
import com.bruceeckel.swing.*;
public class CheckBoxes extends JApplet {
JTextArea t = new JTextArea(6, 15);
JCheckBox
cb1 = new JCheckBox("Check Box 1"),
cb2 = new JCheckBox("Check Box 2"),
cb3 = new JCheckBox("Check Box 3");
public void init() {
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);
}
});
Container cp = getContentPane();
cp.setLayout(new FlowLayout());
cp.add(new JScrollPane(t));
cp.add(cb1);
cp.add(cb2);
cp.add(cb3);
}
void trace(String b, JCheckBox cb) {
if(cb.isSelected())
t.append("Box " + b + " Set\n");
else
t.append("Box " + b + " Cleared\n");
}
public static void main(String[] args) {
Console.run(new CheckBoxes(), 200, 200);
}
} ///:~