cover

/**
 * Write a description of class Cover here.
 *
 * @author (your name)
 * @version (a version number or a date)
 * class buat loading page
 * 14 Jun 2009
 * dxdx
 * */
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import javax.swing.border.LineBorder;
 
public class Cover extends JWindow
{
    // instance variables - replace the example below with your own
    private Dimension dimensi1=Toolkit.getDefaultToolkit().getScreenSize();
    private JLabel labelLogo1=new JLabel(new ImageIcon("foto/01.jpg"));
    private JProgressBar barisProg1=new JProgressBar();
    private int time1=0;
    private Timer timer1;
 
    /**
     * Constructor for objects of class Cover
     */
    Cover()
    {
        Color warna=Color.gray;
        barisProg1.setValue(0);
        barisProg1.setPreferredSize(new Dimension(100,15));
        barisProg1.setBackground(Color.white);
        barisProg1.setIndeterminate(true);
        barisProg1.setStringPainted(true);
        barisProg1.setBorder(new LineBorder(warna,0));
        labelLogo1.setBorder(new LineBorder(warna,0));
        getContentPane().add(labelLogo1,BorderLayout.NORTH);
        getContentPane().add(barisProg1,BorderLayout.CENTER);
        timer1 = new Timer(50,new ActionListener()
        {
            public void actionPerformed(ActionEvent evt)
            {
                time1++;
                barisProg1.setValue(time1);
                if(barisProg1.getPercentComplete()==1.0)
                {
                    timer1.stop();
                    setVisible(false);
                    new Login();
                }
            }
        });
        timer1.start();
        pack();
        setLocation(dimensi1.width/2-getWidth()/2,
                    dimensi1.height/2-getHeight()/2);
        show();
    }
    public static void main(String[] args)
    {
        new Cover();
    }    
}

login

/**
 * Write a description of class Login here.
 * Login page
 * @author dxdx
 * @version 16 jun 2009
 */
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;
import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.Statement;
 
public class Login extends JFrame implements ActionListener
{
    private JPanel jpLogin=new JPanel();
    private JLabel lblUser=new JLabel("ID"),
                   lblNama=new JLabel("Nama");                   
    private JTextField txtUser=new JTextField();
    private JTextField txtNama=new JTextField();
    private JButton btnAdd=new JButton("Add");
    private JButton btnDelete=new JButton ("Delete");
 
    Login()
    {
        super("Simpan & Hapus");
        setSize(250,200);
        jpLogin.setLayout(null);
        setLocation((Toolkit.getDefaultToolkit().getScreenSize().width-getWidth())/2,
                    (Toolkit.getDefaultToolkit().getScreenSize().height-getHeight())/2);
 
        lblUser.setBounds(15,20,100,25);
        lblNama.setBounds(15,55,100,25);
        txtUser.setBounds(90,20,120,25);
        txtNama.setBounds(90,55,120,25);
        btnAdd.setBounds(15,110,85,25);
        btnDelete.setBounds(110,110,85,25);
 
        txtUser.setHorizontalAlignment(JTextField.LEFT);
        txtNama.setHorizontalAlignment(JTextField.LEFT);
 
        btnAdd.setEnabled(true);
 
        btnAdd.addActionListener(this);
        btnDelete.addActionListener(this);
        jpLogin.add(lblUser);
        jpLogin.add(txtUser);
        jpLogin.add(lblNama);
        jpLogin.add(txtNama);
        jpLogin.add(btnAdd);
        jpLogin.add(btnDelete);
 
        getContentPane().add(jpLogin);
 
        setVisible(true);
    }
 
    public void actionPerformed(ActionEvent ae)
    {
        if(ae.getSource()==btnAdd) {
            Simpan();
        }
        if(ae.getSource()==btnDelete) {
            Hapus();
        }
    }
 
    void Simpan()
    {
        String idUser=txtUser.getText();
        String nmUser=txtNama.getText();
        try {
           Class.forName("com.mysql.jdbc.Driver");
           try {
                       String URL = "jdbc:mysql://localhost/data";
                       String user = "root";
                       String pwd = "dxdx";
            Connection conn = DriverManager.getConnection(URL,user,pwd);
            Statement sttmt = conn.createStatement();
            String sql="insert into data values ('"+txtUser.getText() +"','"+txtNama.getText()+"');";
            sttmt.executeUpdate(sql);
            JOptionPane.showMessageDialog(null,"Berhasil disimpan");
            new Tampil();
            conn.close();
           } catch (Exception e2) {
            System.out.println("Koneksi Error");
           }
        } catch (Exception e1) {
            System.out.println("Driver not found");
        }
    }    
    void Hapus()
    {
        try {
           Class.forName("com.mysql.jdbc.Driver");
           try {
                       String URL = "jdbc:mysql://localhost/data";
                       String user = "root";
                       String pwd = "dxdx";
            Connection conn = DriverManager.getConnection(URL,user,pwd);
            Statement sttmt = conn.createStatement();
            String sql="delete from data where id='"+txtUser.getText()+"';";
            sttmt.executeUpdate(sql);
            JOptionPane.showMessageDialog(null,"Berhasil dihapus");
            new Tampil();
            conn.close();
           } catch (Exception e2) {
            System.out.println("Koneksi Error");
           }
        } catch (Exception e1) {
            System.out.println("Driver not found");
        }
    }
}

input

/**
 * Write a description of class Login here.
 * Login page
 * @author dxdx
 * @version 16 jun 2009
 */
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;
import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.Statement;
 
public class Input extends JFrame
{
    private JPanel jpLogin=new JPanel();
    private JLabel lblUser=new JLabel("ID"),
                   lblNama=new JLabel("Nama");                   
    private JTextField txtUser=new JTextField();
    private JTextField txtNama=new JTextField();
    private JButton btnAdd=new JButton("Add");
    private JButton btnDelete=new JButton ("Delete");
 
    Input()
    {
        super("input");
        setSize(250,200);
        jpLogin.setLayout(null);
        setLocation((Toolkit.getDefaultToolkit().getScreenSize().width-getWidth())/2,
                    (Toolkit.getDefaultToolkit().getScreenSize().height-getHeight())/2);
 
        lblUser.setBounds(15,20,100,25);
        lblNama.setBounds(15,55,100,25);
        txtUser.setBounds(90,20,120,25);
        txtNama.setBounds(90,55,120,25);
        btnAdd.setBounds(15,110,85,25);
        btnDelete.setBounds(110,110,85,25);
 
        txtUser.setHorizontalAlignment(JTextField.LEFT);
        txtNama.setHorizontalAlignment(JTextField.LEFT);
 
        btnAdd.setEnabled(true);
 
        jpLogin.add(lblUser);
        jpLogin.add(txtUser);
        jpLogin.add(lblNama);
        jpLogin.add(txtNama);
        jpLogin.add(btnAdd);
        jpLogin.add(btnDelete);
 
        getContentPane().add(jpLogin);
 
        setVisible(true);
    }
    
 
   
 
}

tampil

/**
 * Write a description of class Login here.
 * Login page
 * @author dxdx
 * @version 16 jun 2009
 */
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import java.util.*;
import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.Statement;
import java.sql.ResultSet;
 
 
public class Tampil extends JFrame
{
    private JPanel jpTampil=new JPanel();
    String[] strJdl={"ID","Nama"};
    DefaultTableModel tblModel= new DefaultTableModel(null, strJdl);
    JTable tabel1= new JTable();
    JScrollPane skrTabel=new JScrollPane();
 
    Tampil()
    {
        super("Tampil");
        setSize(550,250);
        jpTampil.setLayout(null);
        setLocation((Toolkit.getDefaultToolkit().getScreenSize().width-getWidth())/2,
                    (Toolkit.getDefaultToolkit().getScreenSize().height-getHeight())/2);
        tabel1.setModel(tblModel);
        skrTabel.getViewport().add(tabel1);
        skrTabel.setBounds(15,20,500,150);
        jpTampil.add(skrTabel);
 
        getContentPane().add(jpTampil);
        try {
            tampilTabel();
        } catch (Exception e) {}
        setVisible(true);
    }
 
 
    void tampilTabel() throws Exception
    {
        try {
           Class.forName("com.mysql.jdbc.Driver");
           try {
                       String URL = "jdbc:mysql://localhost/data";
                       String user = "root";
                       String pwd = "dxdx";
            Connection conn = DriverManager.getConnection(URL,user,pwd);
            Statement sttmt = conn.createStatement();
            String sql="select * from data;";
            ResultSet r=sttmt.executeQuery(sql);
            while (r.next())
            {
                String id=r.getString("id");
                String nm=r.getString("nama");
                String[] data={id,nm};
                tblModel.addRow(data);
            }
            conn.close();
           } catch (Exception e2) {
            System.out.println("Koneksi Error");
           }
        } catch (Exception e1) {
            System.out.println("Driver not found");
        }
    }    
}