Kalkulator Sederhana

Kalkulator Sederhana

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package praktikum;

import javax.swing.JFrame;

/**
 *
 * @author Dhewan
 */
public class kalkulator extends javax.swing.JFrame {
String angka0 = "";
Double angka1,angka2,total;
int pilih;
    /**
     * Creates new form kalkulator
     */
    public kalkulator() {
        initComponents();
        angka0 = "";
       
        angka.setHorizontalAlignment(angka.RIGHT);
      
    }

    String operasi="des",operasi1="";   
   
void bingung(){
       
try{
String mon = angka.getText();
if(operasi.equalsIgnoreCase("bin")&& operasi1.equalsIgnoreCase("des")){
angka.setText(""+Integer.parseInt(mon,2));
operasi="des";
}

else if(operasi.equalsIgnoreCase("bin")&& operasi1.equalsIgnoreCase("okt")){
int a=Integer.parseInt(mon,2);
angka.setText(""+Integer.toOctalString(a));
operasi="okt";
}

else if(operasi.equalsIgnoreCase("bin")&& operasi1.equalsIgnoreCase("hex")){
int a=Integer.parseInt(mon,2);
angka.setText(""+Integer.toHexString(a));
operasi="hex";
}

else if(operasi.equalsIgnoreCase("okt")&& operasi1.equalsIgnoreCase("des")){
int a=Integer.parseInt(mon,8);
angka.setText(""+a);
operasi="des";
}

else if(operasi.equalsIgnoreCase("okt")&& operasi1.equalsIgnoreCase("bin")){
int a=Integer.parseInt(mon,8);
angka.setText(""+Integer.toBinaryString(a));
operasi="bin";
}

else if(operasi.equalsIgnoreCase("okt")&& operasi1.equalsIgnoreCase("hex")){
int a=Integer.parseInt(mon,8);
angka.setText(""+Integer.toHexString(a));

operasi="hex";
}

else if(operasi.equalsIgnoreCase("hex")&& operasi1.equalsIgnoreCase("des")){
int a=Integer.parseInt(mon,16);
angka.setText(""+a);

operasi="des";
}

else if(operasi.equalsIgnoreCase("hex")&& operasi1.equalsIgnoreCase("bin")){
int a=Integer.parseInt(mon,16);
angka.setText(""+Integer.toBinaryString(a));

operasi="bin";
}

else if(operasi.equalsIgnoreCase("hex")&& operasi1.equalsIgnoreCase("okt")){
int a=Integer.parseInt(mon,16);
angka.setText(""+Integer.toOctalString(a));

operasi="okt";
}

else if(operasi.equalsIgnoreCase("des")&& operasi1.equalsIgnoreCase("bin")){
angka.setText(""+Integer.toBinaryString(Integer.parseInt(mon)));

operasi="bin";
}

else if(operasi.equalsIgnoreCase("des")&& operasi1.equalsIgnoreCase("okt")){
angka.setText(""+Integer.toOctalString(Integer.parseInt(mon)));

operasi="okt";
}

else if(operasi.equalsIgnoreCase("des")&& operasi1.equalsIgnoreCase("hex")){
angka.setText(""+Integer.toHexString(Integer.parseInt(mon)));


operasi="hex";
}

}catch(NumberFormatException ab){
angka.setText("error");

}
        }
    /**
     * 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() {

        buttonGroup1 = new javax.swing.ButtonGroup();
        angka = new javax.swing.JTextField();
        tujuh = new javax.swing.JButton();
        empat = new javax.swing.JButton();
        satu = new javax.swing.JButton();
        delapan = new javax.swing.JButton();
        lima = new javax.swing.JButton();
        dua = new javax.swing.JButton();
        sembilan = new javax.swing.JButton();
        enam = new javax.swing.JButton();
        tiga = new javax.swing.JButton();
        nol = new javax.swing.JButton();
        jButton11 = new javax.swing.JButton();
        titik = new javax.swing.JButton();
        bagi = new javax.swing.JButton();
        kali = new javax.swing.JButton();
        minus = new javax.swing.JButton();
        tambah = new javax.swing.JButton();
        sama = new javax.swing.JButton();
        hapus = new javax.swing.JButton();
        jRadioButton1 = new javax.swing.JRadioButton();
        jRadioButton2 = new javax.swing.JRadioButton();
        jRadioButton3 = new javax.swing.JRadioButton();
        jRadioButton4 = new javax.swing.JRadioButton();
        jButton1 = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("Itung-Itungan");
        setAlwaysOnTop(true);
        setBackground(new java.awt.Color(255, 200, 0));

        angka.setText("0");
        angka.setCursor(new java.awt.Cursor(java.awt.Cursor.TEXT_CURSOR));
        angka.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                angkaActionPerformed(evt);
            }
        });

        tujuh.setBackground(java.awt.Color.red);
        tujuh.setText("7");
        tujuh.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                tujuhActionPerformed(evt);
            }
        });

        empat.setBackground(java.awt.Color.red);
        empat.setText("4");
        empat.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                empatActionPerformed(evt);
            }
        });

        satu.setBackground(java.awt.Color.red);
        satu.setText("1");
        satu.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                satuActionPerformed(evt);
            }
        });

        delapan.setBackground(java.awt.Color.red);
        delapan.setText("8");
        delapan.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                delapanActionPerformed(evt);
            }
        });

        lima.setBackground(java.awt.Color.red);
        lima.setText("5");
        lima.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                limaActionPerformed(evt);
            }
        });

        dua.setBackground(java.awt.Color.red);
        dua.setText("2");
        dua.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                duaActionPerformed(evt);
            }
        });

        sembilan.setBackground(java.awt.Color.red);
        sembilan.setText("9");
        sembilan.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                sembilanActionPerformed(evt);
            }
        });

        enam.setBackground(java.awt.Color.red);
        enam.setText("6");
        enam.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                enamActionPerformed(evt);
            }
        });

        tiga.setBackground(java.awt.Color.red);
        tiga.setText("3");
        tiga.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                tigaActionPerformed(evt);
            }
        });

        nol.setBackground(java.awt.Color.red);
        nol.setText("0");
        nol.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                nolActionPerformed(evt);
            }
        });

        jButton11.setBackground(java.awt.Color.red);
        jButton11.setText("00");
        jButton11.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton11ActionPerformed(evt);
            }
        });

        titik.setBackground(java.awt.Color.red);
        titik.setText(".");
        titik.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                titikActionPerformed(evt);
            }
        });

        bagi.setBackground(java.awt.Color.red);
        bagi.setText("/");
        bagi.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                bagiActionPerformed(evt);
            }
        });

        kali.setBackground(java.awt.Color.red);
        kali.setText("X");
        kali.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                kaliActionPerformed(evt);
            }
        });

        minus.setBackground(java.awt.Color.red);
        minus.setText("-");
        minus.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                minusActionPerformed(evt);
            }
        });

        tambah.setBackground(java.awt.Color.red);
        tambah.setText("+");
        tambah.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                tambahActionPerformed(evt);
            }
        });

        sama.setBackground(java.awt.Color.red);
        sama.setForeground(new java.awt.Color(255, 102, 102));
        sama.setText("=");
        sama.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                samaActionPerformed(evt);
            }
        });

        hapus.setBackground(java.awt.Color.red);
        hapus.setForeground(new java.awt.Color(51, 51, 51));
        hapus.setText("clr");
        hapus.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                hapusActionPerformed(evt);
            }
        });

        buttonGroup1.add(jRadioButton1);
        jRadioButton1.setText("Dec");
        jRadioButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jRadioButton1ActionPerformed(evt);
            }
        });

        buttonGroup1.add(jRadioButton2);
        jRadioButton2.setText("Hex");
        jRadioButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jRadioButton2ActionPerformed(evt);
            }
        });

        buttonGroup1.add(jRadioButton3);
        jRadioButton3.setText("Bin");
        jRadioButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jRadioButton3ActionPerformed(evt);
            }
        });

        buttonGroup1.add(jRadioButton4);
        jRadioButton4.setText("Oct");
        jRadioButton4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jRadioButton4ActionPerformed(evt);
            }
        });

        jButton1.setBackground(new java.awt.Color(255, 0, 0));
        jButton1.setText("%");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(angka, javax.swing.GroupLayout.PREFERRED_SIZE, 321, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGap(34, 34, 34))
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(layout.createSequentialGroup()
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                    .addGroup(layout.createSequentialGroup()
                                        .addGap(0, 0, Short.MAX_VALUE)
                                        .addComponent(tujuh, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                        .addComponent(delapan, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE))
                                    .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                            .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
                                                .addComponent(empat, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                                .addComponent(lima, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE))
                                            .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
                                                .addComponent(satu, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                                .addComponent(dua, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)))
                                        .addGap(0, 1, Short.MAX_VALUE)))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                        .addComponent(sembilan, javax.swing.GroupLayout.DEFAULT_SIZE, 51, Short.MAX_VALUE)
                                        .addComponent(tiga, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                                    .addComponent(enam, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)))
                            .addGroup(layout.createSequentialGroup()
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addGroup(layout.createSequentialGroup()
                                        .addComponent(nol, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                        .addComponent(jButton11, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                        .addComponent(titik, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE))
                                    .addGroup(layout.createSequentialGroup()
                                        .addGap(10, 10, 10)
                                        .addComponent(jRadioButton1)
                                        .addGap(41, 41, 41)
                                        .addComponent(jRadioButton3)))
                                .addGap(0, 0, Short.MAX_VALUE)))
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(layout.createSequentialGroup()
                                .addGap(10, 10, 10)
                                .addComponent(jRadioButton2)
                                .addGap(44, 44, 44)
                                .addComponent(jRadioButton4)
                                .addGap(0, 0, Short.MAX_VALUE))
                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 44, Short.MAX_VALUE)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                                    .addComponent(sama, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                    .addGroup(layout.createSequentialGroup()
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                                            .addComponent(bagi, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(tambah, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                            .addComponent(jButton1, javax.swing.GroupLayout.DEFAULT_SIZE, 52, Short.MAX_VALUE))
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                            .addComponent(minus, javax.swing.GroupLayout.PREFERRED_SIZE, 52, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(hapus, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(kali, javax.swing.GroupLayout.PREFERRED_SIZE, 52, javax.swing.GroupLayout.PREFERRED_SIZE))))
                                .addGap(93, 93, 93))))))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(angka, javax.swing.GroupLayout.PREFERRED_SIZE, 50, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jRadioButton1)
                    .addComponent(jRadioButton3)
                    .addComponent(jRadioButton4)
                    .addComponent(jRadioButton2))
                .addGap(21, 21, 21)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                    .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                        .addComponent(delapan, javax.swing.GroupLayout.DEFAULT_SIZE, 51, Short.MAX_VALUE)
                        .addComponent(hapus, javax.swing.GroupLayout.PREFERRED_SIZE, 46, javax.swing.GroupLayout.PREFERRED_SIZE))
                    .addComponent(tujuh, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(sembilan, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(jButton1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                .addGap(26, 26, 26)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(lima, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(bagi, javax.swing.GroupLayout.DEFAULT_SIZE, 51, Short.MAX_VALUE)
                    .addComponent(kali, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(enam, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(empat, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                .addGap(25, 25, 25)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(tiga, javax.swing.GroupLayout.PREFERRED_SIZE, 43, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(dua, javax.swing.GroupLayout.PREFERRED_SIZE, 46, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(satu, javax.swing.GroupLayout.PREFERRED_SIZE, 46, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(tambah, javax.swing.GroupLayout.PREFERRED_SIZE, 43, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(minus, javax.swing.GroupLayout.PREFERRED_SIZE, 46, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(28, 28, 28)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                    .addComponent(sama, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(titik, javax.swing.GroupLayout.DEFAULT_SIZE, 43, Short.MAX_VALUE)
                    .addComponent(nol, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(jButton11, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                .addGap(34, 34, 34))
        );

        pack();
    }// </editor-fold>                       

    private void satuActionPerformed(java.awt.event.ActionEvent evt) {                                    
      angka0 += "1";
        angka.setText(angka0);
    }                                   

    private void duaActionPerformed(java.awt.event.ActionEvent evt) {                                   
       angka0 += "2";
        angka.setText(angka0);
    }                                  

    private void tigaActionPerformed(java.awt.event.ActionEvent evt) {                                    
       angka0 += "3";
        angka.setText(angka0);
    }                                   

    private void empatActionPerformed(java.awt.event.ActionEvent evt) {                                     
  angka0 += "4";
        angka.setText(angka0);
    }                                    

    private void limaActionPerformed(java.awt.event.ActionEvent evt) {                                    
        angka0 += "5";
        angka.setText(angka0);
    }                                   

    private void enamActionPerformed(java.awt.event.ActionEvent evt) {                                    
       angka0 += "6";
        angka.setText(angka0);
    }                                   

    private void tujuhActionPerformed(java.awt.event.ActionEvent evt) {                                     
     angka0 += "7";
        angka.setText(angka0);
    }                                    

    private void delapanActionPerformed(java.awt.event.ActionEvent evt) {                                       
       angka0 += "8";
        angka.setText(angka0);
    }                                      

    private void sembilanActionPerformed(java.awt.event.ActionEvent evt) {                                        
      angka0 += "9";
        angka.setText(angka0);
    }                                       

    private void nolActionPerformed(java.awt.event.ActionEvent evt) {                                   
    angka0 += "0";
        angka.setText(angka0);
    }                                  

    private void jButton11ActionPerformed(java.awt.event.ActionEvent evt) {                                         
       angka0 +="00";
        angka.setText("00");
    }                                        

    private void titikActionPerformed(java.awt.event.ActionEvent evt) {                                     
        angka0 +=".";
        angka.setText(".");       
    }                                    

    private void tambahActionPerformed(java.awt.event.ActionEvent evt) {                                      
angka1=Double.parseDouble(angka0);
        //txtLayar.setText("+");
        angka0="";
        pilih=1;
                 
    }                                     

    private void minusActionPerformed(java.awt.event.ActionEvent evt) {                                     
angka1 = Double.parseDouble(angka0);
        //angka.setText("-");
        angka0="";
        pilih=2;       
    }                                    

    private void kaliActionPerformed(java.awt.event.ActionEvent evt) {                                    
 angka1=Double.parseDouble(angka0);
        //angka.setText("*");
        angka0="";
        pilih=3;       
    }                                   

    private void bagiActionPerformed(java.awt.event.ActionEvent evt) {                                    
        angka1=Double.parseDouble(angka0);
        //txtLayar.setText("/");
        angka0="";
        pilih=4;
    }                                   

    private void hapusActionPerformed(java.awt.event.ActionEvent evt) {                                     
        angka0 = "";
        angka.setText("0");
    }                                    

    private void samaActionPerformed(java.awt.event.ActionEvent evt) {                                    
         switch(pilih){
            case 1:
            angka2=Double.parseDouble(angka0);
            total=angka1+angka2;
            angka0=Double.toString(total);
            angka.setText(angka0);
            break;
            case 2:
            angka2 = Double.parseDouble(angka0);
            total = angka1 - angka2;
            angka0 = Double.toString(total);
            angka.setText(angka0);
            break;
            case 3:
            angka2 = Double.parseDouble(angka0);
            total = angka1 * angka2;
            angka0 = Double.toString(total);
            angka.setText(angka0);
             break;
             case 4:
             angka2 = Double.parseDouble(angka0);
             total = angka1 / angka2;
             angka0 = Double.toString(total);
             angka.setText(angka0);   
            default:
            break;
         }
    }                                   

    private void angkaActionPerformed(java.awt.event.ActionEvent evt) {                                     
        // TODO add your handling code here:
    }                                    

    private void jRadioButton1ActionPerformed(java.awt.event.ActionEvent evt) {                                             
        titik.setEnabled(true);
tiga.setEnabled(true);
empat.setEnabled(true);
dua.setEnabled(true);
lima.setEnabled(true);
enam.setEnabled(true);
tujuh.setEnabled(true);
delapan.setEnabled(true);
sembilan.setEnabled(true);
satu.setEnabled(true);
nol.setEnabled(true);

operasi1="des";
bingung();
    }                                            

    private void jRadioButton2ActionPerformed(java.awt.event.ActionEvent evt) {                                             
       titik.setEnabled(false);

satu.setEnabled(true);
nol.setEnabled(true);
tiga.setEnabled(true);
empat.setEnabled(true);
dua.setEnabled(true);
lima.setEnabled(true);
enam.setEnabled(true);
tujuh.setEnabled(true);
delapan.setEnabled(true);
sembilan.setEnabled(true);
operasi1="hex";
bingung();

    }                                            

    private void jRadioButton4ActionPerformed(java.awt.event.ActionEvent evt) {                                             
      titik.setEnabled(false);
 
satu.setEnabled(true);
nol.setEnabled(true);
tiga.setEnabled(true);
empat.setEnabled(true);
dua.setEnabled(true);
lima.setEnabled(true);
enam.setEnabled(true);
tujuh.setEnabled(true);
delapan.setEnabled(false);
sembilan.setEnabled(false);
operasi1="okt";
bingung();
    }                                            

    private void jRadioButton3ActionPerformed(java.awt.event.ActionEvent evt) {                                             
       titik.setEnabled(false);     

satu.setEnabled(true);
nol.setEnabled(true);
tiga.setEnabled(false);
empat.setEnabled(false);
dua.setEnabled(false);
lima.setEnabled(false);
enam.setEnabled(false);
tujuh.setEnabled(false);
delapan.setEnabled(false);
sembilan.setEnabled(false);
operasi1="bin";

bingung();
    }                                            

    /**
     * @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(kalkulator.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(kalkulator.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(kalkulator.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(kalkulator.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() {
                new kalkulator().setVisible(true);
            }
        });
    }
    // Variables declaration - do not modify                    
    private javax.swing.JTextField angka;
    private javax.swing.JButton bagi;
    private javax.swing.ButtonGroup buttonGroup1;
    private javax.swing.JButton delapan;
    private javax.swing.JButton dua;
    private javax.swing.JButton empat;
    private javax.swing.JButton enam;
    private javax.swing.JButton hapus;
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton11;
    private javax.swing.JRadioButton jRadioButton1;
    private javax.swing.JRadioButton jRadioButton2;
    private javax.swing.JRadioButton jRadioButton3;
    private javax.swing.JRadioButton jRadioButton4;
    private javax.swing.JButton kali;
    private javax.swing.JButton lima;
    private javax.swing.JButton minus;
    private javax.swing.JButton nol;
    private javax.swing.JButton sama;
    private javax.swing.JButton satu;
    private javax.swing.JButton sembilan;
    private javax.swing.JButton tambah;
    private javax.swing.JButton tiga;
    private javax.swing.JButton titik;
    private javax.swing.JButton tujuh;
    // End of variables declaration                  
}




Nama : Mochammad Rian Dhewantara
Nim : 2012420093
Fakultas : Teknik Informatika

UNITOMO



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Posted by arek informatika, Published at 01.08 and have 0 komentar

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