Get value of BoundedRangeModel in its change listener : ChangeListener « Swing Event « Java Tutorial






import java.awt.BorderLayout;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.BoundedRangeModel;
import javax.swing.JFrame;
import javax.swing.JSlider;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;

public class Main extends JFrame {
  JSlider slider = new JSlider();
  BoundedRangeModel model = slider.getModel();

  public Main() {
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    getContentPane().add(slider, BorderLayout.CENTER);

    model.addChangeListener(new ChangeListener() {
      public void stateChanged(ChangeEvent e) {
        System.out.println("Value: " + model.getValue());
      }
    });
    pack();
    setVisible(true);
  }

  public static void main(String arg[]) {
    new Main();
  }
}








15.9.ChangeListener
15.9.1.Listening to JMenu Events with a ChangeListener: register a ChangeListener with a JMenuListening to JMenu Events with a ChangeListener: register a ChangeListener with a JMenu
15.9.2.Registers a change listener on a slider that controls animation speed. The change listener ignores the change events until the user releases the slider.Registers a change listener on a slider that controls animation speed. The change listener ignores the change events until the user releases the slider.
15.9.3.Uses a change listener on the selection model of a color chooser to learn when the user changes the current color.Uses a change listener on the selection model of a color chooser to learn when the user changes the current color.
15.9.4.Uses a change listener on a date-field spinner to change the color of the text as the spinner's date changes.Uses a change listener on a date-field spinner to change the color of the text as the spinner's date changes.
15.9.5.Tab change listener
15.9.6.Get value of BoundedRangeModel in its change listener