JCheckBoxTest.java Simple example illustrating the use of check boxes.
import javax.swing.*;
import java.awt.event.*;
*/
public class JCheckBoxTest extends JPanel
implements ItemListener,
ActionListener{
JCheckBox checkBox1, checkBox2;
public JCheckBoxTest() {
checkBox1 = new JCheckBox("Java Servlets");
checkBox2 = new JCheckBox("JavaServer Pages");
checkBox1.setContentAreaFilled(false);
checkBox2.setContentAreaFilled(false);
checkBox1.addItemListener(this);
checkBox2.addActionListener(this);
add(checkBox1);
add(checkBox2);
}
public void actionPerformed(ActionEvent event) {
System.out.println("JavaServer Pages selected: " +
checkBox2.isSelected());
}
public void itemStateChanged(ItemEvent event) {
JCheckBox checkbox = (JCheckBox)event.getItem();
if (event.getStateChange() == ItemEvent.SELECTED) {
System.out.println(checkbox.getText() + " selected.");
} else {
System.out.println(checkbox.getText() + " deselected.");
}
}
public static void main(String[] args) {
JPanel panel = new JCheckBoxTest();
WindowUtilities.setNativeLookAndFeel();
WindowUtilities.openInJFrame(panel, 300, 75);
}
}
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