Codingannya :
public class BeratBadan extends javax.swing.JFrame {
/**
* Creates new form BeratBadan
*/
public BeratBadan() {
initComponents();
}
//Proses
public void Hitung (){
int tinggi;
double berat;
tinggi= Integer.parseInt
(TxtTinggi.getText());
berat= (tinggi-100)*0.9;
LblBerat.setText(String.valueOf(berat));
}
private void BtnHitungActionPerformed(java.awt.event.ActionEvent evt)
{
// TODO add your handling
code here:
Hitung();
}
// Perintah Hapus
private void BtnHapusActionPerformed(java.awt.event.ActionEvent
evt) {
// TODO add your handling
code here:
TxtTinggi.setText("");
TxtNama.setText("");
LblBerat.setText("...");
TxtTinggi.requestFocus();
}
private void
BtnCloseActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling
code here:
int
jawab=javax.swing.JOptionPane.showConfirmDialog
(null, " Yakin Mau
Keluar ? "," Konfirmasi
",javax.swing.JOptionPane.YES_NO_CANCEL_OPTION);
if(jawab==0)this.dispose();
}
Outputnya :
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