MyScene.java
<code java>
    private void click ()
    {
        if (! stopped)
           t.suspend ();
        else 
            t.resume();
        
        stopped = ! stopped;
    }

    MyThread t;
    boolean stopped;
    
    public void run() {
        
        MyThread t = new MyThread (this);
        t.start ();

        this.bunny2.addMouseButtonListener(new MouseButtonListener() {
            public void mouseButtonClicked(final MouseButtonEvent e) {
                MyScene.this.bunny2.say("hello");
                click ();
            }
        });

    }

</code>

MyThread.java
<code java>

import org.alice.apis.moveandturn.*;

public class MyThread extends Thread
{
    private MyScene scene;
    
    public MyThread (MyScene s)
    {
        scene = s;
    }
    
    public void run ()
    {
        while (true) 
        {
            // import org.alice.apis.moveandturn.*;
            scene.bunny2.move (MoveDirection.FORWARD, 2.0);
            scene.bunny2.turn (TurnDirection.RIGHT, 0.333);
        }
        
    }
    
}
</code>