🚀 go-pugleaf

Hallo allemaal,

Kan iemand mij vertellen waarom ik hier een fout krijg. Mijn compiler zegt
dat het hieraan(***) ligt.

Met vriendelijke groet,
Robert van de Vijver.

// Opdracht 12.14 Door Robert van de Vijver Nr. 183404


// Java core packages
import java.awt.*;
import java.awt.event.*;

// Java extension packages
import javax.swing.*;

public class Opdracht_12_14 extends JFrame
  *** implements MouseListener, MouseMotionListener {

 private JLabel statusBar, field;
 private int xPos, yPos;
 private JPanel drawField;
 private Container container;

 public Opdracht_12_14()
 {
  super( "Doet ie het nou?" );

  // get content pane and set its layout
  container = getContentPane();

  // set up layouts
  field = new JLabel( "Hij doet het !!!" );
  drawField = new JPanel();
  statusBar = new JLabel();

  container.add( field, BorderLayout.NORTH );
  container.add( drawField, BorderLayout.CENTER );
  container.add( statusBar, BorderLayout.SOUTH );

       addMouseListener( this );
       addMouseMotionListener( this );

  setSize(500, 500);
  setVisible( true );
 }


  public void mouseDragged( MouseEvent event )
  {

   statusBar.setText( "Dragged at [" + xPos + ", " + yPos + "]" );
   xPos = event.getX();
   yPos = event.getY();
   repaint();
  }

  // MouseListener event handlers

     // handle event when mouse released immediately after press
     public void mouseClicked( MouseEvent event )
     {
        statusBar.setText( "Clicked at [" + event.getX() +
           ", " + event.getY() + "]" );
     }

     // handle event when mouse pressed
     public void mousePressed( MouseEvent event )
     {
        statusBar.setText( "Pressed at [" + event.getX() +
           ", " + event.getY() + "]" );
     }

     // handle event when mouse released after dragging
     public void mouseReleased( MouseEvent event )
     {
        statusBar.setText( "Released at [" + event.getX() +
           ", " + event.getY() + "]" );
     }

     // handle event when mouse enters area
     public void mouseEntered( MouseEvent event )
     {
        JOptionPane.showMessageDialog( null, "Mouse in window" );
     }


  // handle event when user moves mouse
     public void mouseMoved( MouseEvent event )
     {
        statusBar.setText( "Moved at [" + event.getX() +
           ", " + event.getY() + "]" );
      }

  //execute application
  public static void main( String args[] )
  {

   Opdracht_12_14 application = new Opdracht_12_14();

   application.setDefaultCloseOperation(
    JFrame.EXIT_ON_CLOSE );
  }

  // draw shapes
  public void paint( Graphics g )
  {
   super.paint( g );

   g.drawRect(xPos, yPos, xPos, yPos);

  }
 }