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Kamis, 18 Oktober 2012


package konversisuhu;import javax.swing.JOptionPane;/**
*
* @author anas
*/
public class FrameKonversiSuhu extends javax.swing.JFrame {
public FrameKonversiSuhu() {
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() {
lCelcius = new javax.swing.JLabel();
lReamur = new javax.swing.JLabel();
tfCelcius = new javax.swing.JTextField();
tfReamur = new javax.swing.JTextField();
bKonversi = new javax.swing.JButton();
jLabel3 = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
setTitle(“Konversi Suhu”);
setAlwaysOnTop(true);
setBackground(new java.awt.Color(204, 204, 204));
setCursor(new java.awt.Cursor(java.awt.Cursor.HAND_CURSOR));
lCelcius.setText(“Celcius”);
lReamur.setText(“Reamur”);
bKonversi.setText(“Konversi”);
bKonversi.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
bKonversiActionPerformed(evt);
}
});
jLabel3.setFont(new java.awt.Font(“Times New Roman”, 1, 18)); // NOI18N
jLabel3.setForeground(new java.awt.Color(0, 51, 204));
jLabel3.setText(“Program Konversi Suhu”);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addGap(0, 0, Short.MAX_VALUE)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(lCelcius)
.addComponent(lReamur))
.addGap(40, 40, 40)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(tfCelcius, javax.swing.GroupLayout.DEFAULT_SIZE, 92, Short.MAX_VALUE)
.addComponent(tfReamur))
.addGap(22, 22, 22))
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(21, 21, 21)
.addComponent(jLabel3))
.addGroup(layout.createSequentialGroup()
.addGap(68, 68, 68)
.addComponent(bKonversi)))
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(20, 20, 20)
.addComponent(jLabel3)
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(tfCelcius, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(lCelcius))
.addGap(21, 21, 21)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(lReamur)
.addComponent(tfReamur, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 9, Short.MAX_VALUE)
.addComponent(bKonversi)
.addContainerGap())
);
pack();
}// </editor-fold>
private void bKonversiActionPerformed(java.awt.event.ActionEvent evt) {
int celcius=0;
try{
// mengambil nilai celcius
celcius = Integer.parseInt(tfCelcius.getText());
}catch(NumberFormatException e){
JOptionPane.showMessageDialog(this,”Muncul Kesalahan pada Inputan”);
return;
}
// menkonversi nilai celcius menjadi reamur
int reamur = (int)(0.8*celcius);
// memasukkan nilai reamur ke dalam tfreamur
tfReamur.setText(“”+reamur);
}
/**
* @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(FrameKonversiSuhu.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(FrameKonversiSuhu.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(FrameKonversiSuhu.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(FrameKonversiSuhu.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 FrameKonversiSuhu().setVisible(true);
}
});
}
// Variables declaration – do not modify
private javax.swing.JButton bKonversi;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel lCelcius;
private javax.swing.JLabel lReamur;
private javax.swing.JTextField tfCelcius;
private javax.swing.JTextField tfReamur;
// End of variables declaration
}

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