Java AbstractButton .getChangeListeners ()
Syntax
AbstractButton.getChangeListeners() has the following syntax.
public ChangeListener [] getChangeListeners()
Example
In the following code shows how to use AbstractButton.getChangeListeners() method.
import javax.swing.AbstractButton;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
/*w ww . j ava 2 s . co m*/
public class Main {
public static void main(String[] args) {
AbstractButton jb = new JButton("Press Me");
jb.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent ev) {
System.out.println("ChangeEvent!");
}
});
ChangeListener[] lis = jb.getChangeListeners();
JFrame f = new JFrame();
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.getContentPane().add(jb);
f.pack();
f.setVisible(true);
}
}
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