import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;
import com.macfaq.awt.*;
import com.macfaq.io.*;


public class URLViewer extends Frame 
 implements WindowListener, ActionListener {

  TextField theURL = new TextField();
  Button loadButton = new Button("Load");
  StreamedTextArea theDisplay = new StreamedTextArea();
  
  public URLViewer() {
    super("URL Viewer");
  }

  public void init() {
  
    this.add("North", theURL);
    this.add("Center", theDisplay);
    Panel south = new Panel();
    south.add(loadButton);
    this.add("South", south);
    theURL.addActionListener(this);
    loadButton.addActionListener(this);
    this.addWindowListener(this);
    this.setLocation(50, 50);
    this.pack();
    this.show();
    
  }


  public void actionPerformed(ActionEvent evt) {
  
    try {
      URL u = new URL(theURL.getText());
      InputStream in = u.openStream();
      OutputStream out = theDisplay.getOutputStream();
      StreamCopier.copy(in, out);
      in.close();
      out.close();
    }
    catch (MalformedURLException ex) {
      theDisplay.setText("Invalid URL");
    }
    catch (IOException ex) {
      theDisplay.setText("Invalid URL");
    }
  
  }
  
  public void windowClosing(WindowEvent e) {
  
    this.setVisible(false);
    this.dispose();
  
  }
  
  public void windowOpened(WindowEvent e) {}
  public void windowClosed(WindowEvent e) {}
  public void windowIconified(WindowEvent e) {}
  public void windowDeiconified(WindowEvent e) {}
  public void windowActivated(WindowEvent e) {}
  public void windowDeactivated(WindowEvent e) {}

  public static void main(String args[]) {

    URLViewer me = new URLViewer();
    me.init();

  }

}