login e-learning

Contoh penbuatan from login e-learning ,;

Dibawah ini penjelasan cara pekerjaan login e-learning

1.menggunakan label,textfield,button

2.masukan nim dan password e-learning anda untuk login

 jika yes maka masuk ,no akan keluar

                                                             Contoh codingan penbuatan login;

import javax.swing.JOptionPane;

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

/**

 *

 * @author rifan

 */

public class rifan extends javax.swing.JFrame {

    /**

     * Creates new form rifan

     */

    public rifan() {

        initComponents();

    }

    /**

     * This method is called from within the constructor to initialize the form.

     * WARNING: Do NOT modify this code. The content of this method is always

     * regenerated by the Form Editor.

     */

    @SuppressWarnings("unchecked")

    // <editor-fold defaultstate="collapsed" desc="Generated Code">                         

    private void initComponents() {

        jTextField1 = new javax.swing.JTextField();

        jButton3 = new javax.swing.JButton();

        jTextField2 = new javax.swing.JTextField();

        jLabel2 = new javax.swing.JLabel();

        jLabel3 = new javax.swing.JLabel();

        jLabel4 = new javax.swing.JLabel();

        jLabel1 = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        jTextField1.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jTextField1ActionPerformed(evt);

            }

        });

        jButton3.setText("LOGIN");

        jButton3.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton3ActionPerformed(evt);

            }

        });

        jTextField2.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jTextField2ActionPerformed(evt);

            }

        });

        jLabel2.setText("jLabel2");

        jLabel3.setFont(new java.awt.Font("Tahoma", 0, 14)); // NOI18N

        jLabel3.setText("NIM");

        jLabel4.setFont(new java.awt.Font("Tahoma", 0, 14)); // NOI18N

        jLabel4.setText("PASSWORD");

        jLabel1.setFont(new java.awt.Font("Tahoma", 0, 36)); // NOI18N

        jLabel1.setText("login e-learning");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());

        getContentPane().setLayout(layout);

        layout.setHorizontalGroup(

            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

            .addGroup(layout.createSequentialGroup()

                .addGap(68, 68, 68)

                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

                    .addGroup(layout.createSequentialGroup()

                        .addComponent(jLabel2)

                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)

                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)

                            .addComponent(jLabel4, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)

                            .addComponent(jLabel3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))

                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 29, Short.MAX_VALUE)

                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

                            .addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, 134, javax.swing.GroupLayout.PREFERRED_SIZE)

                            .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 142, javax.swing.GroupLayout.PREFERRED_SIZE))

                        .addGap(211, 211, 211))

                    .addGroup(layout.createSequentialGroup()

                        .addComponent(jButton3)

                        .addGap(176, 176, 176))))

            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()

                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)

                .addComponent(jLabel1)

                .addGap(104, 104, 104))

        );

        layout.setVerticalGroup(

            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

            .addGroup(layout.createSequentialGroup()

                .addComponent(jLabel1)

                .addGap(37, 37, 37)

                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

                    .addGroup(layout.createSequentialGroup()

                        .addGap(7, 7, 7)

                        .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)

                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)

                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)

                            .addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)

                            .addComponent(jLabel4))

                        .addGap(23, 23, 23)

                        .addComponent(jButton3))

                    .addGroup(layout.createSequentialGroup()

                        .addComponent(jLabel3)

                        .addGap(18, 18, 18)

                        .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 0, javax.swing.GroupLayout.PREFERRED_SIZE)))

                .addContainerGap(145, Short.MAX_VALUE))

        );

        pack();

    }// </editor-fold>                       

    private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {                                           

        // TODO add your handling code here:

    }                                           

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {                                        

        // TODO add your handling code here:

          int answer = JOptionPane.showConfirmDialog(null, "login", "masuk", JOptionPane.OK_OPTION);

      if (answer == JOptionPane.OK_OPTION)

            dispose();

    }                                       

    private void jTextField2ActionPerformed(java.awt.event.ActionEvent evt) {                                           

        // TODO add your handling code here:

        int password = newjpassword(20);

    }                                          

    /**

     * @param args the command line arguments

     */

    public static void main(String args[]) {

        /* Set the Nimbus look and feel */

        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">

        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.

         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html

         */

        try {

            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {

                if ("Nimbus".equals(info.getName())) {

                    javax.swing.UIManager.setLookAndFeel(info.getClassName());

                    break;

                }

            }

        } catch (ClassNotFoundException ex) {

            java.util.logging.Logger.getLogger(rifan.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

        } catch (InstantiationException ex) {

            java.util.logging.Logger.getLogger(rifan.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

        } catch (IllegalAccessException ex) {

            java.util.logging.Logger.getLogger(rifan.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

        } catch (javax.swing.UnsupportedLookAndFeelException ex) {

            java.util.logging.Logger.getLogger(rifan.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

        }

        //</editor-fold>

        /* Create and display the form */

        java.awt.EventQueue.invokeLater(new Runnable() {

            public void run() {

                JOptionPane.showMessageDialog(null, "masuk login e-learning");

                new rifan().setVisible(true);

            }

        });

    }

    // Variables declaration - do not modify                    

    private javax.swing.JButton jButton3;

    private javax.swing.JLabel jLabel1;

    private javax.swing.JLabel jLabel2;

    private javax.swing.JLabel jLabel3;

    private javax.swing.JLabel jLabel4;

    private javax.swing.JTextField jTextField1;

    private javax.swing.JTextField jTextField2;

    // End of variables declaration                  

    private int newjpassword(int i) {

        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.

    }

}