Java Swing Tutorial - Java AbstractButton .getItemListeners ()

Syntax

AbstractButton.getItemListeners() has the following syntax.

public ItemListener [] getItemListeners()

Example

In the following code shows how to use AbstractButton.getItemListeners() method.

//from www  .ja  va 2  s  .c  o m
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;

import javax.swing.AbstractButton;
import javax.swing.JButton;
import javax.swing.JFrame;

public class Main {
  public static void main(String[] args) {
    AbstractButton jb = new JButton("Press Me");

    jb.addItemListener(new ItemListener() {
      public void itemStateChanged(ItemEvent ev) {
        System.out.println("ItemEvent!");
      }
    });
    ItemListener[] lis = jb.getItemListeners();
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.getContentPane().add(jb);
    f.pack();
    f.setVisible(true);
  }
}