Berikut cara codingan hitung nilai mahasiswa beserta screen shotnya
/*
* 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 tugas.java;
import javax.swing.JOptionPane;
/**
*
* @author Lutfi
*/
public class HitungNilaiMHS extends javax.swing.JFrame {
/**
* Creates new form HitungNilaiMHS
*/
public HitungNilaiMHS() {
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">//GEN-BEGIN:initComponents
private void initComponents() {
jLabel2 = new javax.swing.JLabel();
jPanel1 = new javax.swing.JPanel();
jLabel1 = new javax.swing.JLabel();
jPanel2 = new javax.swing.JPanel();
jLabel3 = new javax.swing.JLabel();
jLabel4 = new javax.swing.JLabel();
jLabel5 = new javax.swing.JLabel();
jLabel6 = new javax.swing.JLabel();
jLabel7 = new javax.swing.JLabel();
jLabel8 = new javax.swing.JLabel();
NamaMHS = new javax.swing.JTextField();
NIMMHS = new javax.swing.JTextField();
NilaiTugasMHS = new javax.swing.JTextField();
NilaiKuisMHS = new javax.swing.JTextField();
NilaiUTSMHS = new javax.swing.JTextField();
NilaiUASMHS = new javax.swing.JTextField();
BTNhitung = new javax.swing.JButton();
BTNReset = new javax.swing.JButton();
jPanel3 = new javax.swing.JPanel();
jLabel9 = new javax.swing.JLabel();
jLabel10 = new javax.swing.JLabel();
jLabel11 = new javax.swing.JLabel();
jLabel12 = new javax.swing.JLabel();
jLabel13 = new javax.swing.JLabel();
LBNama = new javax.swing.JLabel();
LBNIM = new javax.swing.JLabel();
LBRerata = new javax.swing.JLabel();
LBGrade = new javax.swing.JLabel();
LBKeterangan = new javax.swing.JLabel();
BTNsimpan = new javax.swing.JButton();
jLabel2.setText("jLabel2");
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jLabel1.setText("Menghitung Nilai Mahasiswa");
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
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(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 146, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(124, 124, 124))
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
.addContainerGap(24, Short.MAX_VALUE)
.addComponent(jLabel1)
.addGap(21, 21, 21))
);
jLabel3.setText("Nama");
jLabel4.setText("NIM");
jLabel5.setText("Nilai Tugas");
jLabel6.setText("Nilai Kuis");
jLabel7.setText("Nilai UTS");
jLabel8.setText("Nilai UAS");
NilaiKuisMHS.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
NilaiKuisMHSActionPerformed(evt);
}
});
BTNhitung.setText("HITUNG");
BTNhitung.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
BTNhitungActionPerformed(evt);
}
});
BTNReset.setText("RESET");
BTNReset.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
BTNResetActionPerformed(evt);
}
});
javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
jPanel2.setLayout(jPanel2Layout);
jPanel2Layout.setHorizontalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel2Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(BTNhitung)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addGroup(jPanel2Layout.createSequentialGroup()
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel6)
.addComponent(jLabel7)
.addComponent(jLabel8))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(NilaiUTSMHS)
.addComponent(NilaiUASMHS, javax.swing.GroupLayout.DEFAULT_SIZE, 120, Short.MAX_VALUE)))
.addGroup(jPanel2Layout.createSequentialGroup()
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel3)
.addComponent(jLabel4)
.addComponent(jLabel5))
.addGap(27, 27, 27)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(NamaMHS)
.addComponent(NIMMHS)
.addComponent(NilaiTugasMHS)
.addComponent(NilaiKuisMHS, javax.swing.GroupLayout.DEFAULT_SIZE, 120, Short.MAX_VALUE)))))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 32, Short.MAX_VALUE)
.addComponent(BTNReset)
.addContainerGap())
);
jPanel2Layout.setVerticalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel2Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel3)
.addComponent(NamaMHS, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel4)
.addComponent(NIMMHS, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel5)
.addComponent(NilaiTugasMHS, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel6)
.addComponent(NilaiKuisMHS, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(9, 9, 9)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(NilaiUTSMHS, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel7))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel8)
.addComponent(NilaiUASMHS, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 17, Short.MAX_VALUE)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(BTNhitung)
.addComponent(BTNReset))
.addContainerGap())
);
jLabel9.setText("Nama :");
jLabel10.setText("NIM :");
jLabel11.setText("Rerata :");
jLabel12.setText("Grade :");
jLabel13.setText("Keterangan :");
LBNama.setText("jLabel14");
LBNIM.setText("jLabel15");
LBRerata.setText("jLabel16");
LBGrade.setText("jLabel17");
LBKeterangan.setText("jLabel18");
BTNsimpan.setText("SIMPAN");
BTNsimpan.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
BTNsimpanActionPerformed(evt);
}
});
javax.swing.GroupLayout jPanel3Layout = new javax.swing.GroupLayout(jPanel3);
jPanel3.setLayout(jPanel3Layout);
jPanel3Layout.setHorizontalGroup(
jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel3Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel3Layout.createSequentialGroup()
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel9)
.addComponent(jLabel10)
.addComponent(jLabel11)
.addComponent(jLabel12)
.addComponent(jLabel13))
.addGap(25, 25, 25)
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(LBKeterangan)
.addComponent(LBGrade)
.addComponent(LBRerata)
.addComponent(LBNIM)
.addComponent(LBNama)))
.addComponent(BTNsimpan))
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);
jPanel3Layout.setVerticalGroup(
jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel3Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel9)
.addComponent(LBNama))
.addGap(18, 18, 18)
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel10)
.addComponent(LBNIM))
.addGap(18, 18, 18)
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel11)
.addComponent(LBRerata))
.addGap(23, 23, 23)
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel12)
.addComponent(LBGrade))
.addGap(18, 18, 18)
.addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel13)
.addComponent(LBKeterangan))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(BTNsimpan)
.addContainerGap())
);
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()
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jPanel3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, 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)
.addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
);
pack();
}// </editor-fold>//GEN-END:initComponents
private void BTNhitungActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_BTNhitungActionPerformed
String nama = NamaMHS.getText();
String NIM = NIMMHS.getText();
if (NamaMHS.getText().isEmpty()||NIMMHS.getText().isEmpty()||NilaiKuisMHS.getText().isEmpty()||NilaiTugasMHS.getText().isEmpty()||NilaiUASMHS.getText().isEmpty()||NilaiUTSMHS.getText().isEmpty()){
JOptionPane.showMessageDialog(null, "Maaf . form masih kosong");
}
else {
Double rerata = (Double.parseDouble(NilaiTugasMHS.getText())+ Double.parseDouble(NilaiKuisMHS.getText())+ Double.parseDouble(NilaiUTSMHS.getText())+ Double.parseDouble(NilaiUASMHS.getText()))/4;
LBRerata.setText(rerata.toString().substring(0,5));
LBNama.setText(nama);
LBNIM.setText(NIM);
}
//LUTFi punya
Double a = Double.parseDouble(LBRerata.getText());
char grade=' ';
if (a >=90.00){
grade = 'A';
LBGrade.setText(""+grade);
}
else if (a<=39.00) {
grade = 'E';
LBGrade.setText(""+grade);
}
//Keterangan
if (grade == 'A' || grade =='B' || grade == 'C'){
LBKeterangan.setText("Dinyatakan Lulus");
}
else {
LBKeterangan.setText("Dinyatakan Tidak LULUS");
}
}//GEN-LAST:event_BTNhitungActionPerformed
private void BTNResetActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_BTNResetActionPerformed
NamaMHS.setText(null);
NIMMHS.setText(null);
NilaiTugasMHS.setText(null);
NilaiKuisMHS.setText(null);
NilaiUTSMHS.setText(null);
NilaiUASMHS.setText(null);
LBNama.setText(null);
LBNIM.setText(null);
LBRerata.setText(null);
LBGrade.setText(null);
LBKeterangan.setText(null);
}//GEN-LAST:event_BTNResetActionPerformed
private void NilaiKuisMHSActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_NilaiKuisMHSActionPerformed
// TODO add your handling code here:
}//GEN-LAST:event_NilaiKuisMHSActionPerformed
private void BTNsimpanActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_BTNsimpanActionPerformed
// TODO add your handling code here:
}//GEN-LAST:event_BTNsimpanActionPerformed
/**
* @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(HitungNilaiMHS.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(HitungNilaiMHS.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(HitungNilaiMHS.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(HitungNilaiMHS.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 HitungNilaiMHS().setVisible(true);
}
});
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JButton BTNReset;
private javax.swing.JButton BTNhitung;
private javax.swing.JButton BTNsimpan;
private javax.swing.JLabel LBGrade;
private javax.swing.JLabel LBKeterangan;
private javax.swing.JLabel LBNIM;
private javax.swing.JLabel LBNama;
private javax.swing.JLabel LBRerata;
private javax.swing.JTextField NIMMHS;
private javax.swing.JTextField NamaMHS;
private javax.swing.JTextField NilaiKuisMHS;
private javax.swing.JTextField NilaiTugasMHS;
private javax.swing.JTextField NilaiUASMHS;
private javax.swing.JTextField NilaiUTSMHS;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel10;
private javax.swing.JLabel jLabel11;
private javax.swing.JLabel jLabel12;
private javax.swing.JLabel jLabel13;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel jLabel4;
private javax.swing.JLabel jLabel5;
private javax.swing.JLabel jLabel6;
private javax.swing.JLabel jLabel7;
private javax.swing.JLabel jLabel8;
private javax.swing.JLabel jLabel9;
private javax.swing.JPanel jPanel1;
private javax.swing.JPanel jPanel2;
private javax.swing.JPanel jPanel3;
// End of variables declaration//GEN-END:variables
}
SEKIAN PROGRAM CARA MENGHITUNG NILAI MAHASISWA YANG SAYA BUAT SARAN DAN KRITIK YANG POSITIF AKAN MEMBANTU DALAM PENGEMBANGAN DALAM PROGRAM INI, SEKIAN DARI SAYA TERIMAKASIH
