import java.awt.ScrollPane;
import java.awt.*;
import java.awt.event.*;
import java.util.*;

public class Client extends Frame implements ActionListener {

 private static final int w = 480;
 private static final int h = 320;

 TextArea inbox;
 TextArea outbox;
 Button send;
 Button close;

 public Client() {
  /*
   GUI
    */

  Toolkit toolkit = Toolkit.getDefaultToolkit();
  Dimension screenSize = toolkit.getScreenSize();
  
  setBounds((int) (screenSize.width - w)/2, (int) (screenSize.height - h)/2, w, h);

  inbox = new TextArea();
  inbox.setEditable(false);
  
  outbox = new TextArea();

  send = new Button("Send");
  send.addActionListener(this);
  close = new Button("Close");
  close.addActionListener(this);
  Panel buttons = new Panel(new GridLayout(0, 1, 10, 10));
  buttons.add(send);
  buttons.add(close);

  setLayout(new GridBagLayout());
  GridBagConstraints c = new GridBagConstraints();

  c.gridx = 0;
  c.gridy = 0;
  c.gridwidth = 2;
  c.gridheight = 1;
  c.fill = GridBagConstraints.HORIZONTAL;
  c.insets = new Insets(5, 5, 5, 5);
  c.anchor = GridBagConstraints.FIRST_LINE_START;
  c.weightx = 1;
  c.weighty = 1;
  add(inbox, c);

  c.gridx = 0;
  c.gridy = 1;
  c.gridwidth = 1;
  c.gridheight = 1;
  c.fill = GridBagConstraints.HORIZONTAL;
  c.insets = new Insets(5, 5, 5, 5);
  c.anchor = GridBagConstraints.FIRST_LINE_START;
  c.weightx = 1;
  c.weighty = 1;
  add(outbox, c);

  c.gridx = 1;
  c.gridy = 1;
  c.gridwidth = 1;
  c.gridheight = 1;
  c.fill = GridBagConstraints.HORIZONTAL;
  c.insets = new Insets(5, 5, 5, 5);
  c.anchor = GridBagConstraints.FIRST_LINE_START;
  c.weightx = 1;
  c.weighty = 1;
  add(buttons, c);

  setUndecorated(false);
  setTitle("JRE Client");

  /*
   Network
    */

 }

 public void actionPerformed(ActionEvent e) {
  Object source = e.getSource();
  if (source == send) {
   //TO DO:
  } else if (source == close) {
   dispose();
   System.exit(0);
  }
 }

 public static void main(String[] args) {
  Client c = new Client();
  c.pack();
  c.setVisible(true);

  c.addWindowListener(new WindowAdapter() {
       public void windowClosing(WindowEvent evt) {
           // Exit the application
           System.exit(0);
       }
  });

 }

}