import java.awt.*;

import java.applet.*;

import java.util.StringTokenizer;

import java.net.URL;



public class Contact extends Applet {

	static int num_recs=50;

	String email_address[] = new String[50];

 	List itemList = new List(5,false);



public void init(){

	System.out.println("Contact - init");

	designScreen();

	readParam();

return;}



public void start(){

	System.out.println("Contact - start");

return;}



public void stop(){

	System.out.println("Contact - stop");

return;}



public void destroy(){

	System.out.println("Contact - destroy");

return;}



final void designScreen(){

	System.out.println("Contact - designScreen");

	Button sendButton = new Button("Send Mail");

	Label listLabel   = new Label("Contact");

	Panel listPanel   = new Panel();

 	listPanel.setLayout(new BorderLayout());

	

	listLabel.setAlignment(Label.CENTER);

	listPanel.setBackground(Color.lightGray);

	itemList.setBackground(Color.yellow);

	setBackground(Color.white);



  	listPanel.add("North",listLabel);

 	listPanel.add("Center",itemList);

 	listPanel.add("South",sendButton);

	add(listPanel);

return;}



final void readParam() { 

	System.out.println("Contact - readParam");

    String param_data=null;	

	String email_name=null;

	StringTokenizer st;

	int good_recs=-1;

  

	for (int j=0;j<num_recs;j++) { 

		param_data = getParameter("a" + j); 

		if (param_data != null){

			st = new StringTokenizer(param_data, "|"); 

			if (st.hasMoreTokens()) { 

				email_name = st.nextToken();

 				if (st.hasMoreTokens()) {

					good_recs = ++good_recs;

					itemList.addItem(email_name);

					email_address[good_recs] = st.nextToken();

				}

			}

		}

	}

return;}



public boolean action(Event evt, Object obj){ 

	System.out.println("Contact - action");



	if (evt.target instanceof Button){

		int selected_index = itemList.getSelectedIndex(); 



		if (selected_index > -1)

			invokeTransfer(selected_index);

		else

			showStatus("Please select a name first, then press the Send Mail button.");

		}

	

return true;}





final void invokeTransfer(int selected_item){

	System.out.println("Contact - invokeTransfer");

	try {

 		getAppletContext().showDocument(new URL("mailto:" + email_address[selected_item]));

		showStatus("Email successful for: " + email_address[selected_item]);

		}

	catch (Exception e){

		showStatus("Failed to connect to Email program for: " + email_address[selected_item]);

		}

return;}

}