PROGRAM JAVA MENGGUNAKAN GUI MERUBAH MATA UANG

Dalam postingan kali inisayaakanmembahastentangcarauntukmembuat  Program Java Frame menentukan merubah mata uang pada java dengan menggunakan gui.
Andadapatmelihat di bawah ini merupakan kode untuk membuat program tersebut.

packagelatihan;

/**

 *

 * @author maya

 */

public class baru7 extends javax.swing.JFrame {

intD,Rp; //mengubah method kedalamfungsi integer

    /** Creates new form baru7 */

public baru7() {

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, 18)); // NOI18N

jLabel1.setText("Merubah Mata Uang");

jLabel2.setFont(new java.awt.Font("Tahoma", 1, 12)); // NOI18N

jLabel2.setText("Dollar USA");

jLabel3.setFont(new java.awt.Font("Tahoma", 1, 12)); // NOI18N

jLabel3.setText("Rupiah");

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("CONVERT");

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(22, 22, 22)

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

                            .addComponent(jLabel2)

                            .addComponent(jLabel3))

                        .addGap(66, 66, 66)

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

                            .addComponent(jTextField2)

                            .addComponent(jTextField1, javax.swing.GroupLayout.DEFAULT_SIZE, 153, Short.MAX_VALUE)

                            .addComponent(jButton1, javax.swing.GroupLayout.Alignment.TRAILING)))

                    .addGroup(layout.createSequentialGroup()

                        .addGap(88, 88, 88)

                        .addComponent(jLabel1)))

                .addContainerGap(60, Short.MAX_VALUE))

        );

layout.setVerticalGroup(

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

            .addGroup(layout.createSequentialGroup()

                .addContainerGap()

                .addComponent(jLabel1)

                .addGap(18, 18, 18)

                .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(28, 28, 28)

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

                    .addComponent(jLabel3)

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

                .addGap(18, 18, 18)

                .addComponent(jButton1)

                .addContainerGap(24, 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:

        D=Integer.parseInt(jTextField1.getText());

Rp =D*12800;// rumusuntukmerubah dollar ke rupiah

jTextField2.setText(String.valueOf(Rp));//digunakanuntukmengambilinputan  jtextfield1 denganberupa string

    }

    /**

    * @paramargs the command line arguments

    */

public static void main(String args[]) {

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

public void run() {

new baru7().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

}

darihasildiatasmakatampilanguiadalahsepertiberikutini :

darihasildiataskitacobauntukmelakukan running dari data yang telah kita buat,sebagai contoh kita coba memasukkan contoh data semisal kita masukkan contoh 400 dollarsepertidibawahini:

makasetelahkita running atau convert maka hasil yang kita dapatkan adalah :

terima kasih....dan selamat mencoba..
kritikdan saran sangatdinantikan….