Membuat Form Operator - Neatbeans

 

1.       KASUS 2.1

Operasi Matematis

 

public class Bilangan extends javax.swing.JFrame {     /** Creates new form Bilangan */     public Bilangan() {         initComponents();         Jumlah.setText("");         Kurang.setText("");         Bagi.setText("");         Kali.setText("");         Pangkat.setText("");     }

 

 

private void TombolProsesActionPerformed(java.awt.event.ActionEvent evt) {                                                     // TODO add your handling code here:         Jumlah.setText(Integer.toString(10+100));         Kurang.setText(Integer.toString(100-45));         Kali.setText(Integer.toString(20*30));         Bagi.setText(Integer.toString(300/30));         Pangkat.setText(Integer.toString((int)Math.pow(8,3)));     }

 

 

 

2.       KASUS 2.2

Struk Pembelian

 

public StrukPembelian() {         initComponents();         JumlahBelanja.setText("");         HargaJeruk.setText("");         TotalPerbelanjaan.setText("");         Keterangan.setText("");     }

 

 

Private void TombolTampilActionPerformed(java.awt.event.ActionEvent evt) {                                                     // TODO add your handling code here:         JumlahBelanja.setText("Jumlah Pembelian : "+Integer.toString(10)+ "Buah");         HargaJeruk.setText("Harga Jeruk : Rp"+Integer.toString(10000)+ "/kg");         TotalPerbelanjaan.setText("Total Pembayaran : Rp"+Integer.toString(10000*10));         Keterangan.setText(" Keterangan : Jika sudah membeli maka tidak dapat dikembalikan lagi,"     + "Terimakasih... Happy kiyowoo<3");     }

 

 

 

 

 

 

3.       KASUS 2.3

Membaca Teks

 

public MembacaTeks() {         initComponents();         Hasil.setText("");     }

 

 

private void TampilkanActionPerformed(java.awt.event.ActionEvent evt) {                                                  // TODO add your handling code here:         Hasil.setText(txtMasukkan.getText());     }

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.       KASUS 2.4

Form Kalkulator Sederhana

 

public FormKalkulator() {         initComponents();         Hasil.setText("");     }

 

 

private void TambahActionPerformed(java.awt.event.ActionEvent evt) {                                               // TODO add your handling code here:         Hasil.setText(Integer.toString(Integer.parseInt(txtAngka1.getText())+Integer.parseInt(txtAngka2.getText())));     }                                            private void TombolPangkatActionPerformed(java.awt.event.ActionEvent evt) {                                                      // TODO add your handling code here:         Hasil.setText(Double.toString(Math.pow(Double.parseDouble(txtAngka1.getText()),Double.parseDouble(txtAngka2.getText()))));     }                                                   private void TombolBagiActionPerformed(java.awt.event.ActionEvent evt) {                                                   // TODO add your handling code here:         Hasil.setText(Integer.toString(Integer.parseInt(txtAngka1.getText())/Integer.parseInt(txtAngka2.getText())));     }                                                private void TombolKurangActionPerformed(java.awt.event.ActionEvent evt) {                                                     // TODO add your handling code here:         Hasil.setText(Integer.toString(Integer.parseInt(txtAngka1.getText())-Integer.parseInt(txtAngka2.getText())));     }                                                  private void TombolKaliActionPerformed(java.awt.event.ActionEvent evt) {                                                    // TODO add your handling code here:         Hasil.setText(Integer.toString(Integer.parseInt(txtAngka1.getText())*Integer.parseInt(txtAngka2.getText())));     }

 

 

 

 

 

 

 

 

 

 

 

5.       KASUS 2.5

Form data mahasiswa

 

public FormMahasiswa() {         initComponents();         Nama.setText("");         Nim.setText("");         Jurusan.setText("");         Alamat.setText("");         Ipk.setText("");             }

 

 

 

private void TampilkanActionPerformed(java.awt.event.ActionEvent evt) {                                                  // TODO add your handling code here:         Nama.setText(txtNama.getText());         Nim.setText(txtNim.getText());         Jurusan.setText(txtJurusan.getText());         Alamat.setText(txtAlamat.getText());         Ipk.setText(txtIpk.getText());     }

 

 

 

6.       Kasus 2.6

Form Rerata

 

 

 

private void TombolProsesActionPerformed(java.awt.event.ActionEvent evt) {                                                     // TODO add your handling code here:         txtHasil.setText(Double.toString(Double.parseDouble(txtAngka1.getText())+Double.parseDouble(txtAngka2.getText()+Double.parseDouble(txtAngka3.getText())+Double.parseDouble(txtAngka4.getText()))/4));     }