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

public class CalculateBalance extends Applet implements ActionListener
{
	Button calcButton = new Button("Enter");
	Label enterBalance = new Label("Enter your Balance");
	TextField balance = new TextField(5);
	Label enterCheck = new Label("Enter your Check");
	TextField check = new TextField(5);
	Label enterDeposit = new Label("Enter your Deposit");
	TextField deposit = new TextField(5);
	Label TotalResult = new Label("        ");

	public void init()
	{
	  add(enterBalance);
	  add(balance);
	  add(enterCheck);
	  add(check);
	  add(enterDeposit);
	  add(deposit);
	  add(calcButton);
	  add(TotalResult);

	  calcButton.addActionListener(this);
	  balance.addActionListener(this);
	  check.addActionListener(this);
	  deposit.addActionListener(this);  

	}

	public void start()
	{

	  invalidate();
	  validate();
	}

	public void actionPerformed(ActionEvent e)
	{
	  enterBalance.setLocation(10,10);
	  balance.setLocation(350,10);
	  enterCheck.setLocation(10,40);
	  check.setLocation(350,40);
	  enterDeposit.setLocation(10,70);
	  deposit.setLocation(350,70);
	  TotalResult.setLocation(40,200);
	
	  int numBalance = Integer.parseInt(balance.getText());
	  int numCheck = Integer.parseInt(check.getText());
	  int numDeposit = Integer.parseInt(deposit.getText());  
	  int x = numBalance - numCheck + numDeposit;
	  
	  TotalResult.setText("" + x);
	}
}