package greenfoot.event;

import threadchecker.OnThread;
import threadchecker.Tag;

import java.util.EventListener;




| Listener to receive notifcations when worlds are created and removed. All methods are called
| on the simulation thread.
|
| @author Poul Henriksen
|
public interface WorldListener
extends EventListener{    
   


| Called when a new world is created and shown.
|
@OnThread(Tag.Simulation)
   
   public void worldCreated(WorldEvent e);

   
   


| Called when a world is removed.
|
@OnThread(Tag.Simulation)
   
   public void worldRemoved(WorldEvent e); 
   }