package lorenz_v01;
//import java.io.*;
//import java.math.* ;
import java.awt.* ;
import java.awt.event.* ;
import java.applet.* ;

public class LorenzMain extends Applet implements ActionListener {
	Lorenz		myLorenz		; 
	Thread		myThread	; 
	Thread		myLorenzThread	; 
	Frame		myLorenzFrame	;

	// This permits a stand-alone execution
	public static void main(String[] args) {
		//System.out.println("I: "+Thread.currentThread()+" LorenzMain.main() called.");
		Frame f = new Frame("LorenzMain");
		LorenzMain  aLorenzMain = new LorenzMain();
		f.setSize(100, 100);
		f.add("Center", aLorenzMain);
		f.show(); // actually puts the Lorenz frame on the screen
		aLorenzMain.init() ;
		aLorenzMain.start() ;
	}
	public LorenzMain() {
		super();
		//System.out.println("I: "+Thread.currentThread()+" LorenzMain.LorenzMain() called.");
	}
        @Override
	public void init() {
		//System.out.println("I: "+Thread.currentThread()+" LorenzMain.init() called.");
		// Set up the Lorenz Wheel separate Window
		myLorenzFrame = new Frame("Lorenz Wheel Controls");
		myLorenz      = new Lorenz();
		myLorenzFrame.setLayout(new BorderLayout());
		myLorenzFrame.add("Center", myLorenz);
		myLorenzFrame.setSize(400, 600);
		myLorenz.init() ;
		myLorenzFrame.show();
	}

        @Override
	public void start() { // GOOD!
		//System.out.println("I: "+Thread.currentThread()+" Lorenz.start() called.");
		if ( myLorenzThread == null ) {
			myLorenz.repaint() ;
			myLorenzThread = new Thread(myLorenz);
			myLorenz.start() ;
			myLorenzThread.start() ;
		} else {
			System.out.println("W: LorenzMain.start() called when myLorenzThread is already running.");
		}
		//System.out.println("I: LorenzMain.start() Completed.");
	}
        @Override
	public void stop() { // GOOD!
		//System.out.println("I: "+Thread.currentThread()+" Lorenz.stop() called.");
		if ( myLorenzThread != null ) {
			myLorenzThread.stop() ;
		}
		myLorenz.stop() ;
	}

        @Override
	public void processEvent(AWTEvent e) {
		System.out.println("I: "+Thread.currentThread()+" Lorenz.processEvent() called. event=" + e.getID() );
		if (e.getID() == Event.WINDOW_DESTROY) {
			System.out.println("I: "+Thread.currentThread()+" Lorenz.java: System.exit(0) called" );
			stop();
			System.exit(0);
		}
	}
        @Override
	public void actionPerformed(ActionEvent ev) {
		System.out.println("I: "+Thread.currentThread()+" Lorenz.actionPerformed() called. getActionCommand=" + ev.getActionCommand() );
	}
}