// This code example is created for educational purpose
// by Thorsten Thormaehlen (contact: www.thormae.de).
// It is distributed without any warranty.

import javax.swing.*;
import java.awt.event.*;


class MyGuiMouseListener implements MouseListener {

  private JLabel labelRef;
  public void setLabelRef(JLabel label) { labelRef= label; }

  public void mousePressed(MouseEvent event) {
    labelRef.setText("Position: " + Integer.toString(event.getX()) +
                  ", " + Integer.toString(event.getY()));
  }
  public void mouseClicked(MouseEvent event) {}
  public void mouseReleased(MouseEvent event){}
  public void mouseEntered(MouseEvent event) {}
  public void mouseExited(MouseEvent event) {}
}

/*
class MyGuiMouseAdapter extends MouseAdapter {

  private JLabel labelRef;
  public void setLabelRef(JLabel label) { labelRef= label; }

  public void mousePressed(MouseEvent event) {
    labelRef.setText("Position: " + Integer.toString(event.getX()) +
        ", " + Integer.toString(event.getY()));
  }
}
*/

class MyGui extends JFrame {

  public void createGUI() {
    setTitle("HelloGUI");
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    setSize(320, 240);

    setLayout(null);
    JLabel label = new JLabel("Position: 0, 0");
    label.setBounds(120, 0, 150, 30);
    getContentPane().add(label);

    // using MouseListener
    MyGuiMouseListener mouseListener = new MyGuiMouseListener();
    mouseListener.setLabelRef(label);
    addMouseListener(mouseListener);

    /*
    // using MouseAdapter
    MyGuiMouseAdapter mouseAdapter = new MyGuiMouseAdapter();
    mouseAdapter.setLabelRef(label);
    addMouseListener(mouseAdapter);
    */

    setVisible(true);
  }
}


public class MyMouseListener {
  public static void main(String[] args) {
    javax.swing.SwingUtilities.invokeLater(new Runnable() {
      public void run() {
        MyGui myGUI = new MyGui();
        myGUI.createGUI();
      }
    });
  }
}