bankaccountgui.java

this a bank account with bankAccount and creditAccount.

//**********************************************************
//BankAccountGUI.java        Author:ZhaoHaiyan
//
//Design the  interface  for the program.
//**********************************************************

import pps.PPSFrame;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class BankAccountGUI extends PPSFrame implements ActionListener
{
	private SavingsAccount savings;				    	//	model the credit and						
	private CreditAccount credit;						//	savings accounts
  
	private JButton deposit;							// 	buttons for the user to
	private JButton withdraw;
	private JButton transfer;
	private JButton close;
	
	private JLabel savingsBalanceLabel;					// 	labels for the account
	private JLabel creditBalanceLabel;					// 	balances
	
	private JTextField savingsBalance;					//	text fields to display
	private JTextField creditBalance;					//	the current balances
	
	private JTextField depositAmount;					//	text fields for the user
	private JTextField withdrawAmount;					//	to indicate values for each
	private JTextField transferAmount;					//	of the transactions
	
	private JRadioButton savingsOperations;				//	radio buttons for the user
	private JRadioButton creditOperations;				//	to indicate which account 
	private ButtonGroup group = new ButtonGroup();		//	they're working with
	
	private Font display;								//	font to use in components
	
	

	public BankAccountGUI()
	{
		super();
		
		// instantiate the font to be used
		display = new Font("Monospaced", Font.PLAIN, 12);
		
		// instantiate and add GUI components
		savingsBalanceLabel = new JLabel("Savings Acc. Balance: $");
		savingsBalanceLabel.setFont(display);
		add(savingsBalanceLabel);
		savingsBalance = new JTextField(25);
		add(savingsBalance);
		// add label and textfield for savingsBalance
		
		creditBalanceLabel = new JLabel("Credit Acc.Balance:   $");
		creditBalanceLabel.setFont(display);
		add(creditBalanceLabel);
		creditBalance = new JTextField(25);
		add(creditBalance);
		//add label and textfield for creditBalance
		
		depositAmount = new JTextField(30);
		add(depositAmount);
		deposit = new JButton(" Deposit");
		deposit.setFont(display);
		add(deposit);
		//add textfield and button for deposit
		
		withdrawAmount = new JTextField(30);
		add(withdrawAmount);
		withdraw = new JButton("Withdraw");
		withdraw.setFont(display);
		add(withdraw);
		//add textfield and button for withdraw
		
		transferAmount = new JTextField(30);
		add(transferAmount);
		transfer = new JButton("Transfer");
		transfer.setFont(display);
		add(transfer);
		//add textfield and button for transfer
		
		savingsOperations = new JRadioButton("Savings Account");
		creditOperations = new JRadioButton("Credit Account");
		group.add(savingsOperations);
		group.add(creditOperations);
		creditOperations.setSelected(true);
		add(savingsOperations);
		add(creditOperations);
		//add radio buttons
		
		close = new JButton("Close Savings Account");
		close.setFont(display);
		add(close);
		//add button for close
		
		// add action listener for the buttons
		deposit.addActionListener(this);
		withdraw.addActionListener(this);
		transfer.addActionListener(this);
		close.addActionListener(this);
		
		// set up bank account objects
		savings = new SavingsAccount(1000);
	    savingsBalance.setText(""+savings.getBalanceString());
		credit = new CreditAccount(0);
		creditBalance.setText(""+credit.getBalanceString());
		// set the initial values in the text fields.

		savingsBalance.setEditable(false);
		creditBalance.setEditable(false);
		
		repaint();
	}
	
	

	public void actionPerformed(ActionEvent e)
	{
		boolean success = false;
		Integer intWrapper;
		
		if (e.getSource() == deposit)
		{
			intWrapper = new Integer(depositAmount.getText());
			if (savingsOperations.isSelected())
			{
				success = savings.deposit(intWrapper.intValue());
				repaint();
			    depositAmount.setText("");      //deposit money into  savingsAccount
			}
			else if (creditOperations.isSelected())
			{
			   success = credit.deposit(intWrapper.intValue());
			   repaint();
			   depositAmount.setText("");       //deposit money into  creditAccount
			}
			
			if (!success) 
			{
				JOptionPane.showMessageDialog(	null, 
					 							"Deposit failed. See console window for details", 
					 							"Deposit failed", JOptionPane.ERROR_MESSAGE);
			}
		}
		
		if(e.getSource()==withdraw)
		{
			intWrapper=new Integer(withdrawAmount.getText());
			if(creditOperations.isSelected())        //withdraw money from  creditAccount
			{
				success=credit.withdraw(intWrapper.intValue());
				repaint();
			    withdrawAmount.setText("");
			 if (!success) 
				{
					JOptionPane.showMessageDialog(	null, 
						 							"Deposit failed. See console window for details", 
						 							"Deposit failed", JOptionPane.ERROR_MESSAGE);
				}
			}
			else if(savingsOperations.isSelected())       //withdraw money from  savingsAccount
			{
				success=savings.withdraw(intWrapper.intValue());
				repaint();
				withdrawAmount.setText("");
			  if (!success) 
			  {
			     JOptionPane.showMessageDialog(	null, 
						 						"Deposit failed. See console window for details", 
						 						"Deposit failed", JOptionPane.ERROR_MESSAGE);
			  }
			
			}
		
		}
		if(e.getSource()==transfer)          //transfer money from savingsAccount to creditAccount
		{
			 intWrapper=new Integer(transferAmount.getText());
		     if(savingsOperations.isSelected())
			 {
			   success=savings.withdraw(intWrapper.intValue());
			   success=credit.deposit(intWrapper.intValue());
			   repaint();
			   transferAmount.setText("");
		     }
			 if(creditOperations.isSelected())
			 {
			   JOptionPane.showMessageDialog(null, 
						 					"Transfer failed. See console window for details", 
						 					"Transfer failed", JOptionPane.ERROR_MESSAGE);
			 }
			 if (!success) 
			{
				JOptionPane.showMessageDialog(null, 
						 					"Transfer failed. See console window for details", 
						 					"Transfer failed", JOptionPane.ERROR_MESSAGE);
			}
		
		  
	}
	
	
	/************************************************************************
	 *	override the paint method to force the GUI components to re-draw	*
	 ************************************************************************/
	public void paint(Graphics g)
	{
		super.paintComponents(g);
		savingsBalance.setText(savings.getBalanceString());
		creditBalance.setText(credit.getBalanceString());
	}
}