int x;
                int y;
                int count;
                int width = getWidth(); // total width
                int height = getHeight(); // total height
 
                x = 0;
                y = height;
                count = 1;
                while(count <= 15)
                {
                        g.drawLine(0, 0, x, y);
                        x += width / 15;
                        y -= height / 15;
                        ++count;
                } // end while
 
                x = width;
                y = height;
                count = 1;
                while(count <= 15)
                {
                        g.drawLine(width, 0, x, y);
                        x -= width / 15;
                        y -= height / 15;
                        ++count;
                } // end while

                x = 0;
                y = 0;
                count = 1;
                while(count <= 15)
                {
                        g.drawLine(0, height, x, y);
                        x += width / 15;
                        y += height / 15;
                        ++count;
                } // end while

SwingUtilities.invokeLater(new Runnable() {
             public void run()
            {
            	try
            	{
                    scrollToBottom();
            	}
            	catch(Exception e)
            	{
            		e.printStackTrace();
            		throw new RuntimeException(e);
            	}
            }
        });
 
private void scrollToBottom()
    { 
        Dimension dim = scrollPane.getViewport().getViewSize();
        Point curr = scrollPane.getViewport().getViewPosition();
        curr.translate(0, (int)dim.getHeight());
        scrollPane.getViewport().setViewPosition(curr);
        eventTable.revalidate ();
    }

import java.awt.EventQueue;
 
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.Clip;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.UnsupportedAudioFileException;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import javax.swing.JButton;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.io.File;
import java.io.IOException;
 
 
public class Lydtest extends JFrame {
 
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	private JPanel contentPane;
 
	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					Lydtest frame = new Lydtest();
					frame.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}
 
	/**
	 * Create the frame.
	 * @throws IOException 
	 * @throws UnsupportedAudioFileException 
	 * @throws LineUnavailableException 
	 */
	public Lydtest() throws UnsupportedAudioFileException, IOException, LineUnavailableException {
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(100, 100, 114, 72);
		contentPane = new JPanel();
		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
		setContentPane(contentPane);
		contentPane.setLayout(null);
 
		File lydklipp = new File("pessent.wav");
		AudioInputStream audioIn = AudioSystem.getAudioInputStream(lydklipp);
		final Clip clip = AudioSystem.getClip();
		clip.open(audioIn);
 
 
		JButton btnTestLyd = new JButton("Pezzent!");
		btnTestLyd.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				clip.loop(getDefaultCloseOperation());
			}
		});
		btnTestLyd.setBounds(10, 11, 91, 23);
		contentPane.add(btnTestLyd);
	}
}

for (String ipString : ipAddress.arrListOfIpAddress) { 
 
           if (ipAddress.getHostReachable(ipString)) {
              modelIPAddressListModel.addElement(ipString + " is reachable");                             
           }
}

package proveproject;
import javax.swing.*;
import java.awt.*;;
import java.io.*;
import java.awt.event.*;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.util.*;
 
public class DPuzzle implements ActionListener{
    JFrame dpFrame;
    JLabel []lbl;
    JLabel []eastLbl;
    JButton solve;
    JComponent a,b;
    int X1,Y1,X2,Y2;
 
 
    DPuzzle(){
        dpFrame = new JFrame("PUZZLE");
        dpFrame.setDefaultCloseOperation(dpFrame.EXIT_ON_CLOSE);
        dpFrame.setBounds(50,50,1200,500);
        dpFrame.setLayout(new BorderLayout());
 
 
        JPanel centerPane = new JPanel();
        centerPane.setLayout(new GridLayout(3,8,3,3));
        JPanel southPane = new JPanel();
 
 
        //Aggiungo  le immagini
        ImageIcon []img;
        img = new ImageIcon[9];
        img[0] = new ImageIcon("1.jpg");
        img[1] = new ImageIcon("2.jpg");
        img[2] = new ImageIcon("3.jpg");
        img[3] = new ImageIcon("4.jpg");
        img[4] = new ImageIcon("5.jpg");
        img[5] = new ImageIcon("6.jpg");
        img[6] = new ImageIcon("7.jpg");
        img[7] = new ImageIcon("8.jpg");
        img[8] = new ImageIcon("9.jpg"); 
 
 
        //metto le immagini nelle label
        lbl = new JLabel[9];
        for (int i = 0; i < 9; i++) {
            lbl[i]= new JLabel("");
            lbl[i].addMouseMotionListener(new DragMouseAdapter());
            lbl[i].addMouseListener(new DragMouseAdapter());
        }
 
 
        lbl[0].setIcon(img[7]);
        lbl[1].setIcon(img[4]);
        lbl[2].setIcon(img[1]);
        lbl[3].setIcon(img[3]);
        lbl[4].setIcon(img[6]);
        lbl[5].setIcon(img[2]);
        lbl[6].setIcon(img[8]);
        lbl[7].setIcon(img[5]);
        lbl[8].setIcon(img[0]);
 
 
 
        //Finisco di mettere le label nel WestPane
 
 
        //Inizio mettere le immagini nelle Label East 
        ImageIcon whiteImg = new ImageIcon("whiteImg.jpg");
        eastLbl = new JLabel[9];
 
 
        for (int i = 0; i < 9; i++) {
            eastLbl[i] = new JLabel("");
            eastLbl[i].setIcon(whiteImg);
            eastLbl[i].addMouseMotionListener(new DragMouseAdapter());
            eastLbl[i].addMouseListener(new DragMouseAdapter());
        }
 
        //Fine Pannello Ovest
 
 
        //Creare pannello sud 
        solve = new JButton("Fatto");
        solve.addActionListener(this);
        southPane.add(solve);
 
 
 
 
        centerPane.add(lbl[0]);
        centerPane.add(lbl[1]);
        centerPane.add(lbl[2]);
        centerPane.add(new JLabel(""));
        centerPane.add(new JLabel(""));
        centerPane.add(eastLbl[0]);
        centerPane.add(eastLbl[1]);
        centerPane.add(eastLbl[2]);
        centerPane.add(lbl[3]);
        centerPane.add(lbl[4]);
        centerPane.add(lbl[5]);
        centerPane.add(new JLabel(""));
        centerPane.add(new JLabel(""));
        centerPane.add(eastLbl[3]);
        centerPane.add(eastLbl[4]);
        centerPane.add(eastLbl[5]);
        centerPane.add(lbl[6]);
        centerPane.add(lbl[7]);
        centerPane.add(lbl[8]);
        centerPane.add(new JLabel(""));
        centerPane.add(new JLabel(""));
        centerPane.add(eastLbl[6]);
        centerPane.add(eastLbl[7]);
        centerPane.add(eastLbl[8]);
 
 
        dpFrame.add(centerPane,BorderLayout.CENTER);
        dpFrame.add(southPane,BorderLayout.SOUTH);
        dpFrame.setVisible(true);
    }
 
    @Override
    public void actionPerformed(ActionEvent ae) {
 
    }
 
    //MouseListener
 
 
 
    //MouseMotionListener
    public class DragMouseAdapter implements MouseMotionListener,MouseListener{
 
        @Override
        public void mouseDragged(MouseEvent me) {
            a =(JComponent)me.getSource();
            X1 = a.getX();
            Y1 = a.getY();
        }
 
        @Override
        public void mouseMoved(MouseEvent me) {
 
        }
 
        @Override
        public void mouseClicked(MouseEvent me) {
            a.setLocation(X2, Y2);
            b.setLocation(X1, Y1);
        }
 
        @Override
        public void mousePressed(MouseEvent me) {
 
        }
        @Override
        public void mouseReleased(MouseEvent me) {
            b = (JComponent)me.getSource();
            X2 = b.getX();
            Y2 = b.getY();
        }
 
        @Override
        public void mouseEntered(MouseEvent me) {
            throw new UnsupportedOperationException("Not supported yet.");
        }
 
        @Override
        public void mouseExited(MouseEvent me) {
            throw new UnsupportedOperationException("Not supported yet.");
        }
    }
 
 
 
 
    public static void main(String[] args) {
        new DPuzzle();
    }
 
}

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
 
import javax.swing.JRadioButton;
import javax.swing.ButtonGroup;
 
 
public class DisplayMenu extends JFrame {
	private static JPanel panel;
	private static JPanel panel2;
	private static JPanel panel3;
	private static JPanel orderPanel;
	private static JPanel buttonPanel;
	private JLabel message1;
	private JLabel message2;
	private JLabel message3;
	private JTextField text1;
	private JTextField text2;
	private JTextField text3;
	private JButton calcButton;
	private JButton exitButton;
	private JRadioButton jrb1;
	private JRadioButton jrb2;
	private JRadioButton jrb3;
	private JCheckBox Jchk;
	private JCheckBox Jchk2;
	private JCheckBox Jchk3;
	private JCheckBox Jchk4;
	private JCheckBox Jchk5;
	double BurgerTotal;
	double cond1;
	double cond2;
	double cond3;
	double cond4;
	double cond5;
	double cond6;
	double Subtotal;
	public static void main(String[] args) {
		// TODO Auto-generated method stub
 
		 DisplayMenu  frame = new DisplayMenu();
			frame.setTitle ("Hamburger Hamlet Order");
			frame.setSize (400, 400);
			frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
			frame.buildPanel();
			frame.add(panel3);
			frame.setVisible(true);
 
	}
 
	private void buildPanel()
	{
 
	panel = new JPanel();
	 jrb1 = new JRadioButton ("burger1(4.95)");
	  jrb2 = new JRadioButton ("burger2(5.95)");
	  jrb3 = new JRadioButton ("burger3(6.95)");
	  Jchk = new JCheckBox("lettuce");
	  Jchk2 = new JCheckBox("onion");
	  Jchk3 = new JCheckBox("tomatoes");
	  Jchk4 = new JCheckBox("nug");
	  Jchk5 = new JCheckBox("byug");
	ButtonGroup group = new ButtonGroup();
	group.add(jrb1);
	group.add(jrb2);
	group.add(jrb3);
 
 
if (Jchk.isSelected()){
	cond1 = .25;
}
else{
	cond1= 0;
}
 
if (Jchk2.isSelected()){
	cond2 = .25;
}
else{
	cond2 = 0;
}
if (Jchk3.isSelected()){
	cond3 = .25;
}
else{
	cond3= 0;
}
 
if (Jchk4.isSelected()){
	cond4 = .25;
}
else{
	cond4 = 0;
}	
if (Jchk5.isSelected()){
	cond5 = .25;
}
else{
	cond5 = 0;
}	
 
	add(panel, BorderLayout.WEST); //add the left panel to the border layout
	panel.setLayout (new BoxLayout (panel, BoxLayout.Y_AXIS)); //set the layout of left to box layout
	  //display the buttons on the panel
	calcButton = new JButton ("calculate");
	exitButton = new JButton ("Exit");
	panel.add (jrb1);
	panel.add (jrb2);
	panel.add (jrb3);
	if (jrb1.isSelected()){
		BurgerTotal = 4.95;
	}
	else if (jrb2.isSelected()){
		BurgerTotal = 5.95;
	}
	else if (jrb3.isSelected()){
		BurgerTotal = 6.95;
	}
	else{
		BurgerTotal =200;
	}
	calcButton.addActionListener(new CalcButtonListener());
 
	exitButton.addActionListener(new ExitButtonListener());
	panel2  = new JPanel();
	panel2.setLayout(new GridLayout(3,2));
	panel2.add (Jchk);
	panel2.add (Jchk2);
	panel2.add (Jchk3);
	panel2.add (Jchk4);
	panel2.add (Jchk5);
	add(panel2, BorderLayout.WEST); //add the left panel to the border layout
	  panel2.setLayout (new BoxLayout (panel2, BoxLayout.Y_AXIS)); //set the layout of left to box layout
	orderPanel = new JPanel();
	orderPanel.setLayout(new GridLayout(3,2));
	message3 = new JLabel ("Subtotal: ");
	orderPanel.add(message3);
	text3 = new JTextField(10);
	text3.setEditable(false);
	orderPanel.add(text3);
	message2 = new JLabel ("Tax(7.85%): ");
	orderPanel.add(message2);
	text2 = new JTextField(10);
	text2.setEditable(false);
	orderPanel.add(text2);
	message1 = new JLabel ("Total due: ");
	text1 = new JTextField(10);
	text1.setEditable(false);
	orderPanel.add(message1);
	orderPanel.add(text1);
	buttonPanel = new JPanel();
	buttonPanel.setLayout(new GridLayout(3,1));
	buttonPanel.add(calcButton);
	buttonPanel.add(exitButton);
	panel3 = new JPanel();
	panel3.setLayout(new GridLayout(2,2));
	panel3.add(panel);
	panel3.add(panel2);
	panel3.add(orderPanel);
	panel3.add(buttonPanel);
 
 
	}
 
	private class CalcButtonListener implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
 
			double subtotal;
 
			subtotal = BurgerTotal;
			text3.setText(Double.toString(subtotal));	
		}
 
	}
	//exits when you click exit
	private class ExitButtonListener implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
			System.exit(ABORT);
		}
 
	}
 
	}

  void b2()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[0][1].setIcon(a);
      check[0][1] = 1; 
    }
    else
    {
      gui.boxes[0][1].setIcon(b);
      check[0][1] = 2;
    }
  }

import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
 
public class TicTacEvent implements ItemListener, ActionListener, Runnable
{
  TicTac gui;
  Thread playing;
  ImageIcon a = new ImageIcon("x.jpg");
  ImageIcon b = new ImageIcon("o.jpg");
  int clicks = 0;
  int win = 0;
  int[][] check = new int[3][3];
 
  public TicTacEvent (TicTac in)
  {
    gui = in;
    for (int row=0; row<=2; row++)
    {
      for (int col=0; col<=2; col++)
      {
        check[row][col]=0;
      }
    }
  }
 
  public void actionPerformed (ActionEvent event)
  {
    String command = event.getActionCommand();
 
    if (command.equals("Play")) 
    {
      startPlaying();
    }
    if (command.equals("1")) 
    {
      b1();
    }
    if (command.equals("2")) 
    {
      b2();
    }
    if (command.equals("3")) 
    {
      b3();
    }
    if (command.equals("4")) 
    {
      b4();
    }
    if (command.equals("5")) 
    {
      b5();
    }
    if (command.equals("6")) 
    {
      b6();
    }
    if (command.equals("7")) 
    {
      b7();
    }
    if (command.equals("8")) 
    {
      b8();
    }
    if (command.equals("9")) 
    {
      b9();
    }
  }
 
  void b1()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[0][0].setIcon(a);
      check[0][0] = 1;
    }
    else
    {
      gui.boxes[0][0].setIcon(b);
      check[0][0] = 2;
    }
  }
 
  void b2()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[0][1].setIcon(a);
      check[0][1] = 1; 
    }
    else
    {
      gui.boxes[0][1].setIcon(b);
      check[0][1] = 2;
    }
  }
 
  void b3()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[0][2].setIcon(a);
      check[0][2] = 1; 
    }
    else
    {
      gui.boxes[0][2].setIcon(b);
      check[0][2] = 2;
    }
  }
 
  void b4()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[1][0].setIcon(a);
      check[1][0] = 1; 
    }
    else
    {
      gui.boxes[1][0].setIcon(b);
      check[1][0] = 2;
    }
  }
 
  void b5()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[1][1].setIcon(a);
      check[1][1] = 1; 
    }
    else
    {
      gui.boxes[1][1].setIcon(b);
      check[1][1] = 2;
    }
  }
 
  void b6()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[1][2].setIcon(a);
      check[1][2] = 1; 
    }
    else
    {
      gui.boxes[1][2].setIcon(b);
      check[1][2] = 2;
    }
  }
 
  void b7()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[2][0].setIcon(a);
      check[2][0] = 1; 
    }
    else
    {
      gui.boxes[2][0].setIcon(b);
      check[2][0] = 2;
    }
  }
 
  void b8()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[2][1].setIcon(a);
      check[2][1] = 1; 
    }
    else
    {
      gui.boxes[2][1].setIcon(b);
      check[2][1] = 2;
    }
  }
 
  void b9()
  {
    clicks = clicks + 1;
    if ((clicks%2)==1)
    {
      gui.boxes[2][2].setIcon(a);
      check[2][2] = 1; 
    }
    else
    {
      gui.boxes[2][2].setIcon(b);
      check[2][2] = 2;
    }
  }
 
  void startPlaying()
  {
    playing = new Thread(this);
    playing.start();
    gui.play.setEnabled(false);
  }
}