PROGRAM JAVA MENGGUNAKAN GUI MENENTUKAN HADIAH

Dalam postingan kali ini saya akan membahas tentang cara untuk membuat  Program Java Frame menentukan MENENTUKAN HADIAH pada java dengan menggunakan gui.
Anda dapat melihat di bawah ini merupakan kode untuk membuat program tersebut.

packagelatihan;

/**

 *

 * @author maya

 */

public class baru4 extends javax.swing.JFrame {

intnilai;//digunakanuntukmengubah method bukankoma

    /** Creates new form baru4 */

public baru4() {

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() {

        jLabel1 = new javax.swing.JLabel();

        jLabel2 = new javax.swing.JLabel();

        jLabel3 = new javax.swing.JLabel();

        jTextField1 = new javax.swing.JTextField();

        jTextField2 = new javax.swing.JTextField();

        jButton1 = new javax.swing.JButton();

setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

jLabel1.setFont(new java.awt.Font("Tahoma", 1, 20)); // NOI18N

jLabel1.setText("HadiahPoinBelanja");

jLabel2.setText("JUMLAH POIN");

jLabel3.setText("HADIAH");

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

public void actionPerformed(java.awt.event.ActionEventevt) {

jTextField1ActionPerformed(evt);

            }

        });

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

public void actionPerformed(java.awt.event.ActionEventevt) {

jTextField2ActionPerformed(evt);

            }

        });

jButton1.setText("PRINT");

jButton1.addActionListener(new java.awt.event.ActionListener() {

public void actionPerformed(java.awt.event.ActionEventevt) {

jButton1ActionPerformed(evt);

            }

        });

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

getContentPane().setLayout(layout);

layout.setHorizontalGroup(

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

            .addGroup(layout.createSequentialGroup()

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

                    .addGroup(layout.createSequentialGroup()

                        .addGap(38, 38, 38)

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

                            .addComponent(jLabel2)

                            .addComponent(jLabel3))

                        .addGap(36, 36, 36)

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

                            .addComponent(jLabel1)

                            .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 49, javax.swing.GroupLayout.PREFERRED_SIZE)

                            .addComponent(jTextField2, javax.swing.GroupLayout.DEFAULT_SIZE, 326, Short.MAX_VALUE)))

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

                        .addContainerGap(404, Short.MAX_VALUE)

                        .addComponent(jButton1)))

                .addContainerGap())

        );

layout.setVerticalGroup(

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

            .addGroup(layout.createSequentialGroup()

                .addContainerGap()

                .addComponent(jLabel1)

                .addGap(31, 31, 31)

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

                    .addComponent(jLabel2)

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

                .addGap(26, 26, 26)

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

                    .addComponent(jLabel3)

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

                .addGap(27, 27, 27)

                .addComponent(jButton1)

                .addContainerGap(117, Short.MAX_VALUE))

        );

pack();

    }// </editor-fold>

private void jTextField1ActionPerformed(java.awt.event.ActionEventevt) {

        // TODO add your handling code here:

    }

private void jTextField2ActionPerformed(java.awt.event.ActionEventevt) {

        // TODO add your handling code here:

    }

private void jButton1ActionPerformed(java.awt.event.ActionEventevt) {

        // TODO add your handling code here:

nilai=Integer.parseInt(jTextField1.getText());//nilai integer yang digunakandalam java

if(nilai>=50){

jTextField2.setText("SelamatAndaMendapatkanTelevisi");

        }

else{

jTextField2.setText("SelamatAndaMendapatkan voucher belanjaRp. 50.000");}

    }

// data yang diambildiatasdigunakanuntukrumusmemilahhadiah yang didapatkan

    /**

    * @paramargs the command line arguments

    */

public static void main(String args[]) {

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

public void run() {

new baru4().setVisible(true);

          }

        });

    }

    // Variables declaration - do not modify

privatejavax.swing.JButton jButton1;

privatejavax.swing.JLabel jLabel1;

privatejavax.swing.JLabel jLabel2;

privatejavax.swing.JLabel jLabel3;

privatejavax.swing.JTextField jTextField1;

privatejavax.swing.JTextField jTextField2;

    // End of variables declaration

}

dari hasil diatas maka tampilan gui adalah seperti berikut ini :

darihasildiataskitacobauntukmelakukan running dari data yang telah kita buat,sebagai contoh kita coba memasukkan contoh data jumlah poin semisal 68 seperti dibawah ini:

maka setelah kita running atau PRINT maka hasil yang kita dapatkan adalah :

terima kasih....dan selamat mencoba..
kritik dan saran sangat dinantikan...