rhullfin1

import java.awt.*;
import java.applet.*;
import java.awt.event.*;

public class rhullfin1 extends Applet implements ItemListener
{
    //Ceate components for applet
    Label CompanyLabel=new Label("Imus Computer College");
    Label paymentLabel=new Label("Please enter the Tuition Fee");
        TextField paymentField=new TextField(20);
    Label optionLabel=new Label("Please choose your Payment Scheme");

    CheckboxGroup paymentGroup=new CheckboxGroup();
        Checkbox cashBox=new Checkbox("Cash Payment",false,paymentGroup);
        Checkbox installmentBox=new Checkbox("Installment",false,paymentGroup);

        Label outputLabel=new Label("ICC assessment sample              ");

        public void init()
        {
            //add Components to window and colors
            setBackground(Color.cyan);
            add(CompanyLabel);
            add(paymentLabel);
            add(paymentField);
                paymentfield.requestFocus();
            add(optionLabel);
            add(cashBox);
                cashBox.addItemListener(this);
            add(installmentBox);
                installmentBox.addItemListener(this);
            add(outputLabel);
        }

        public void itemStateChanged(ItemEvent choice)
        {
            try
            {
                double payment=0;
                double price=0;
                price=Double.parseDouble(paymentField.getText());

                if(price<=) throw new NumberFormatException();

                //check to see selected options
                if(cashBox.getState())
                {
                    payment=price;
                    outputLabel.setForeground(Color.black);
                    outputLabel.setText("Your total Tuition Fee is Php"+payment);
                }
                else
                {
                //if(installmentbox.getState())
                    payment=price*.05+price;
                    outputLabel.setForeground(Color.black);
                    outputLabel.setText("Your total Tuition Fee is Php"+payment);

                }

            }
            catch(NumberFormatException e)
            {
                outputLabel.setText("You must enter a valid Tuition Fee");
                outputLabel.setForeground(Color.red);
                paymentField.setText("");
                paymentField.requestFocus();
            }
        }
}