Aplikasi Fibonaci menggunakan java

Selamat PSSM semoga tetap semangat untuk teman notevcad yang berada dimana saja, mungkin ne agak sulit kalo mengatakanya tapi harus gimana lagi kalo udah terlanjur aduhhhh jadi ngaco hehehe okhh langsung aja  mungkin teman-teman pernah mendengar atau melihat mengenai kata fibonaci mungkin di antara teman ada yang tahu???, kalo belum tahu cari di mmbahh google dulu kalo emang teman-teman penasaran.\,, udah kalo gtuhh kita mulai saja pembuatan aplikasi Fibonacinya disini saya menggunaka perulangan while do entar di saat menginputkan beberapa angka maka akan selalu melakukan perulangan tapi sama juga kayak perulangan yang lainya tapi while do nee dia memberikan kesempatan pertama saat mengeksekusi dalam perulanganya, mungkin to ilustrasinya...kita mulai saja pembuatanya simak baik-baik dan teman bisa langsung mempraktekannya.

1. Buat projek baru dengan perintah file+new Project kasi nama projeknya AplikasiFibonaci ingat hilangka centak pada create main class
2. Buat packages seperti gambar berikut.

3. Untuk gambar bisa di download di sini

4. Bagian FormWhileDo buat disain seperti gambar berikut

Keterangan :

a. Text Field

• Edit text : 0
• Change variable name : tJumlah

b. Text Area

• Edit text : Hasil...!!!
• Change variable name : tArea

 c. Dibagian Button 1,2,3 

• Edit text : kosongkan
• Icon : ganti seperti pada gambar di atas untuk menggantinya pada properties di sebelah kanan atau bisa juga klik kanan pada Button yang mau digantu iconnya pilih properties di bagian paling bawah kemudian pilih icon di bagian Package pilih gambar dan di filenya pilih gambar yang akan digunakan sebagai iconnya lalu OK.

5. Kalo sudah selesai disain kita lanjut ke Source kodenya bisa teman liat sendiri kode lengkapnya di bawah di mana penempatan kodenya, jangan lupa di bagian-bagian Button 1,2,3 ada kodenya untuk masuk ke Source kode setiap Button klik kanan pilih Event+Action+actionPerformend.

Button 1

Button 2

Button 3

Source kode Lengkapnya bisa di lihat penempatan Button 1,2,3 saya ingatkan harus sama seperti di bawah dan di bagian package Fibonaci; tambahkan di bawahnya

import javax.swing.ImageIcon;

import javax.swing.JOptionPane;

Kode lengkapnya......

/* * 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. */ package Fibonaci; import javax.swing.ImageIcon; import javax.swing.JOptionPane; /** * * @author notevcard */ public class FormWhileDo extends javax.swing.JFrame { /** * Creates new form FormWhileDo */ public FormWhileDo() { setTitle("Aplikasi FIBONACI"); initComponents(); tArea.selectAll(); } /** * 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(); tJumlah = new javax.swing.JTextField(); jButton1 = new javax.swing.JButton(); jScrollPane1 = new javax.swing.JScrollPane(); tArea = new javax.swing.JTextArea(); jPanel1 = new javax.swing.JPanel(); jLabel2 = new javax.swing.JLabel(); jButton2 = new javax.swing.JButton(); jButton3 = new javax.swing.JButton(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); jLabel1.setFont(new java.awt.Font("Dialog", 1, 12)); // NOI18N jLabel1.setText("Jumlah Deret "); tJumlah.setFont(new java.awt.Font("Dialog", 1, 36)); // NOI18N tJumlah.setHorizontalAlignment(javax.swing.JTextField.CENTER); tJumlah.setText("0"); jButton1.setIcon(new javax.swing.ImageIcon(getClass().getResource("/gambar/search-icon.png"))); // NOI18N jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton1ActionPerformed(evt); } }); tArea.setColumns(20); tArea.setFont(new java.awt.Font("Dialog", 1, 18)); // NOI18N tArea.setRows(5); tArea.setText("Hasil...!!!"); jScrollPane1.setViewportView(tArea); jPanel1.setBackground(new java.awt.Color(0, 153, 0)); jLabel2.setFont(new java.awt.Font("Dialog", 1, 24)); // NOI18N jLabel2.setIcon(new javax.swing.ImageIcon(getClass().getResource("/gambar/cloud-upload-icon.png"))); // NOI18N jLabel2.setText("FIBONACI"); javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1); jPanel1.setLayout(jPanel1Layout); jPanel1Layout.setHorizontalGroup( jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel1Layout.createSequentialGroup() .addGap(87, 87, 87) .addComponent(jLabel2) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) ); jPanel1Layout.setVerticalGroup( jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup() .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(jLabel2) .addContainerGap()) ); jButton2.setIcon(new javax.swing.ImageIcon(getClass().getResource("/gambar/eraser.png"))); // NOI18N jButton2.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton2ActionPerformed(evt); } }); jButton3.setIcon(new javax.swing.ImageIcon(getClass().getResource("/gambar/exit.png"))); // NOI18N jButton3.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton3ActionPerformed(evt); } }); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addGroup(layout.createSequentialGroup() .addGap(27, 27, 27) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(tJumlah, javax.swing.GroupLayout.PREFERRED_SIZE, 112, javax.swing.GroupLayout.PREFERRED_SIZE) .addGroup(layout.createSequentialGroup() .addGap(15, 15, 15) .addComponent(jLabel1))) .addGap(62, 62, 62) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 143, javax.swing.GroupLayout.PREFERRED_SIZE) .addGroup(layout.createSequentialGroup() .addComponent(jButton2) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addComponent(jButton3))) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addGroup(layout.createSequentialGroup() .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 364, javax.swing.GroupLayout.PREFERRED_SIZE) .addGap(0, 0, Short.MAX_VALUE)) ); layout.setVerticalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addGap(15, 15, 15) .addComponent(jLabel1) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addComponent(tJumlah, javax.swing.GroupLayout.PREFERRED_SIZE, 63, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(layout.createSequentialGroup() .addComponent(jButton1) .addGap(12, 12, 12) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jButton2) .addComponent(jButton3)))) .addGap(18, 18, 18) .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 62, javax.swing.GroupLayout.PREFERRED_SIZE)) ); pack(); }// </editor-fold> private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { int a = 1, b = 1, c = 0, i = 1; String tampil = ""; int jumlah; jumlah = Integer.valueOf(tJumlah.getText()); tampil += String.valueOf(a) + "," + String.valueOf(a) + ","; do { c = a + b; tampil += c + ","; a = b; b = c; i++; } while (i < (jumlah - 1)); tArea.setText(tampil); } private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) { tJumlah.setText("0"); tArea.setText("Hasil...!!!"); tJumlah.requestFocus(); tJumlah.selectAll(); } private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) { // TODO add your handling code here: ImageIcon icon = new ImageIcon(getClass().getResource("/gambar/robot.png")); int pilih = JOptionPane.showConfirmDialog(null, "Yakin ingin keluar !!!", "Pilihan", JOptionPane.YES_OPTION,JOptionPane.QUESTION_MESSAGE,icon); if (pilih == 0) { dispose(); } } /** * @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(FormWhileDo.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (InstantiationException ex) { java.util.logging.Logger.getLogger(FormWhileDo.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (IllegalAccessException ex) { java.util.logging.Logger.getLogger(FormWhileDo.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (javax.swing.UnsupportedLookAndFeelException ex) { java.util.logging.Logger.getLogger(FormWhileDo.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } //</editor-fold> //</editor-fold> /* Create and display the form */ java.awt.EventQueue.invokeLater(new Runnable() { public void run() { new FormWhileDo().setVisible(true); } }); } // Variables declaration - do not modify private javax.swing.JButton jButton1; private javax.swing.JButton jButton2; private javax.swing.JButton jButton3; private javax.swing.JLabel jLabel1; private javax.swing.JLabel jLabel2; private javax.swing.JPanel jPanel1; private javax.swing.JScrollPane jScrollPane1; private javax.swing.JTextArea tArea; private javax.swing.JTextField tJumlah; // End of variables declaration }

Kalo selama pembuatan gak bisa jadi-jadi pogramnya terjadi error terus gak usah berkecil hati saya sudah sediakan semua paket dalam bentuk file winrar tinggal download link di bawah ini dan langsung di jalankan di netbeansnya okehh sekian dari saya bagaimana membuat aplikasi Fibonacinya semoga bermanfaat,, ssalam notevcard sampai jumpa di artikel selanjutnya.

Password

www.notevcard.blogspot.com