DISCOUNT CALCULATOR

GUI

CODES ...

On the click of calculate

double disc=0;

int code =Integer.parseInt(jTextField1.getText());

double samt =Double.parseDouble(jTextField2.getText());

if(jRadioButton3.isSelected())

disc=samt*0.10;

if(jRadioButton4.isSelected())

disc=samt*0.15;

if (jRadioButton1.isSelected())

disc=samt*0.25;

jTextField3.setText(" "+disc);

double namt=samt-disc;

jTextField4.setText(" "+namt);

on the click of clear

jTextField1.setText(null );

jTextField2.setText(null );

jTextField3.setText(null);

jTextField4.setText(null);

ON THE CLICK OF EXIT

System.exit(0); 

OUTPUT ...