//	Lesson02
//	- Load Image
//	- Handle mouse events
//	This code is better viewed with tab size=4

import java.applet.Applet;
import java.awt.*;
import java.net.*;

public class Lesson02 extends Applet
{
	Color	txtColor;	// Text color
	Image	image;		// Image
	URL		link;		// Link

	public void init()
	{
		txtColor = Color.white;

		// Load Image
		image=getImage(getDocumentBase(),getParameter("image"));
		MediaTracker mediatracker = new MediaTracker(this);
		mediatracker.addImage(image, 0);
		try { mediatracker.waitForID(0); }
		catch(InterruptedException ex) {}
		mediatracker=null;

		// Init link
		try { link=new URL(getParameter("link")); }
		catch (MalformedURLException e) { System.err.println(e); }
	}

	public void start()
	{
	}

	public void stop()
	{
	}
 
	public void destroy()
	{
	}

	public void paint(Graphics g)
	{
		g.drawImage(image, 0, 0, this);
		g.setColor(txtColor);
		g.drawString("Lesson02",10,20);
	}

	public void update(Graphics g)
	{
	}

	public boolean mouseEnter(Event event, int i, int j) {
		showStatus(link.toString());					// Show link in status bar
		setCursor(new Cursor(Cursor.HAND_CURSOR));		// Change mouse cursor
		return true;
	}

	public boolean mouseExit(Event event, int i, int j) {
		setCursor(new Cursor(Cursor.DEFAULT_CURSOR));	// Change mouse cursor
		return true;
	}

	public boolean mouseDown(Event event, int i, int j) {
		getAppletContext().showDocument(link,"_blank");	// Open link
		return true;
	}

}