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

public class Kiri extends Applet implements ActionListener {

  TextField tf_kellele = new TextField();
  TextField tf_kellelt = new TextField();
  TextField tf_subject = new TextField();

  TextArea  ta_sisu    = new TextArea("", 20, 50, TextArea.SCROLLBARS_VERTICAL_ONLY);

  Label     l_kellele  = new Label("Kellele: ");
  Label     l_kellelt  = new Label("Kellelt: ");
  Label     l_subject  = new Label("Pealkiri:");
  Label     l_sisu     = new Label("Kirja sisu:");
  Label     l_tyhi     = new Label("  ");

  Button    nupp       = new Button("Saada kiri");

  public static void main(String argumendid[]){
     Frame f=new Frame("Kiri!");
     f.setSize(400, 450);
     Applet ap=new Kiri();
     ap.init();
     f.add(ap);
     f.setVisible(true);
  }

  public void init() {
    setLayout(new BorderLayout());

    Panel p_n = new Panel(new GridLayout(2, 4));
      p_n.add(l_kellele);
      p_n.add(tf_kellele);
      p_n.add(l_kellelt);
      p_n.add(tf_kellelt);
      p_n.add(l_subject);
      p_n.add(tf_subject);
      p_n.add(l_tyhi);
      p_n.add(l_tyhi);

    add(p_n, BorderLayout.NORTH);

    Panel p_s = new Panel(new BorderLayout());
      Panel p_s_n = new Panel(new GridLayout(1, 2));
        p_s_n.add(l_sisu);
        p_s_n.add(nupp);
      p_s.add(p_s_n, BorderLayout.NORTH);
      p_s.add(ta_sisu, BorderLayout.CENTER);

    add(p_s, BorderLayout.SOUTH);

    nupp.addActionListener(this);
  }

  public void actionPerformed(ActionEvent e) {
    String kellele = tf_kellele.getText();
    String kellelt = tf_kellelt.getText();
    String subject = tf_subject.getText();
    String sisu    = ta_sisu.getText();

    try {
      Socket sc = new Socket("www.rk.ee", 25);
      PrintWriter valja = new PrintWriter(sc.getOutputStream(), true);
      valja.println("mail from: "+kellelt);
      valja.println("rcpt to: "+kellele);
      valja.println("Subject: "+subject);
      valja.println("DATA");
      valja.println(sisu);
      valja.println(".");
      sc.close();
      ta_sisu.setText("");
      tf_kellele.setText("");
      tf_kellelt.setText("");
      tf_subject.setText("");
    } catch(Exception ex) { ta_sisu.setText(""+ex); }
  }
}