import java.util.Vector;
import java.awt.*;

public class MultiThreads extends MonoThread
{  
  void launch(Icobj i){ 
     addIcobj(i);
     i.myThread = new Thread(i);
  }

  public void startButtonPressed(){ 
     if (started) return;
     started = true;
     readParams();
     for(int i=0;i<predators;i++){ launch(new Predator("")); }
     for(int i=0;i<preys;i++){ launch(new Prey("")); }
     startAllThreads();
     go();
  }
  
  public void startAllThreads(){
     for(int i=0; i<icobjsInTheWorkspace.size(); i++){
        ((Thread)((Icobj)icobjsInTheWorkspace.elementAt(i)).myThread).start();
     }
  }

  public void run(){ 
     while(true){ 
        update(getGraphics()); 
        try{Thread.sleep(30);}catch(Exception e){}
    } 
  }
}