Monday, December 9, 2013

Apple IIc Point of Sale GUI

main.java 
/*  Tony Antony
 *  CSIT 210 - Apple IIc cashier program
 *  Gets orders by clicking on child, medium, large or extra large buttons
 *  Shows the total of each order
 *  Gets money from the user
 *  Shows how much change to give
 *  Close out button have password 'Google' to show the totals for the day
 *  If the password is wrong, show message to try again
 *  Apple IIc Cashier Version 1.0, updated: 12/2/2013
 */

package cashier;

import java.text.NumberFormat;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
        
public class main extends javax.swing.JFrame {
        
    public main() {
        initComponents();
        
        childQuantity.setText(String.valueOf(childCounter));
        mediumQuantity.setText(String.valueOf(mediumCounter));
        largeQuantity.setText(String.valueOf(largeCounter));
        exLargeQuantity.setText(String.valueOf(exLargeCounter));
    }
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">                          
    private void initComponents() {

        jButton3 = new javax.swing.JButton();
        titleOne = new javax.swing.JLabel();
        titleTwo = new javax.swing.JLabel();
        sizeLabel = new javax.swing.JLabel();
        quantityLabel = new javax.swing.JLabel();
        paymentPanel = new java.awt.Panel();
        subTotalLabel = new java.awt.Label();
        taxLabel = new java.awt.Label();
        totalLabel = new java.awt.Label();
        paymentLabel = new java.awt.Label();
        changeLabel = new java.awt.Label();
        paymentTextField = new java.awt.TextField();
        subTotal = new java.awt.Label();
        tax = new java.awt.Label();
        total = new java.awt.Label();
        change = new java.awt.Label();
        dollarLabel = new javax.swing.JLabel();
        closeOutButton = new java.awt.Button();
        saleCompleteButton = new java.awt.Button();
        childButton = new javax.swing.JButton();
        largeButton = new javax.swing.JButton();
        mediumButton = new javax.swing.JButton();
        exLargeButton = new javax.swing.JButton();
        childQuantity = new javax.swing.JLabel();
        largeQuantity = new javax.swing.JLabel();
        mediumQuantity = new javax.swing.JLabel();
        exLargeQuantity = new javax.swing.JLabel();
        changeTitle = new javax.swing.JLabel();
        jScrollPane1 = new javax.swing.JScrollPane();
        changeTextArea = new javax.swing.JTextArea();

        jButton3.setText("Medium");

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("Apple IIc - POS System");
        setBackground(new java.awt.Color(227, 227, 227));
        setForeground(new java.awt.Color(105, 105, 105));
        setResizable(false);

        titleOne.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        titleOne.setForeground(new java.awt.Color(0, 51, 153));
        titleOne.setText("Apple IIc - POS System");

        titleTwo.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        titleTwo.setForeground(new java.awt.Color(153, 0, 255));
        titleTwo.setText("By: Tony Antony");

        sizeLabel.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        sizeLabel.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        sizeLabel.setText("Sizes");

        quantityLabel.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        quantityLabel.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        quantityLabel.setText("Quantity");

        paymentPanel.setBackground(new java.awt.Color(240, 240, 240));

        subTotalLabel.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        subTotalLabel.setText("Sub - Total");

        taxLabel.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        taxLabel.setText("Tax");

        totalLabel.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        totalLabel.setText("Total");

        paymentLabel.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        paymentLabel.setText("Payment");

        changeLabel.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        changeLabel.setText("Change");

        paymentTextField.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N
        paymentTextField.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                paymentTextFieldActionPerformed(evt);
            }
        });

        subTotal.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N

        tax.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N

        total.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N

        change.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N

        dollarLabel.setFont(new java.awt.Font("Tahoma", 1, 14)); // NOI18N
        dollarLabel.setText("$");

        javax.swing.GroupLayout paymentPanelLayout = new javax.swing.GroupLayout(paymentPanel);
        paymentPanel.setLayout(paymentPanelLayout);
        paymentPanelLayout.setHorizontalGroup(
            paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(paymentPanelLayout.createSequentialGroup()
                .addContainerGap()
                .addGroup(paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(paymentLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(subTotalLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(taxLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(totalLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(changeLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(dollarLabel)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(change, javax.swing.GroupLayout.PREFERRED_SIZE, 108, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addGroup(paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                        .addComponent(subTotal, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addComponent(tax, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addComponent(total, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addComponent(paymentTextField, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 100, Short.MAX_VALUE)))
                .addGap(29, 29, 29))
        );
        paymentPanelLayout.setVerticalGroup(
            paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(paymentPanelLayout.createSequentialGroup()
                .addContainerGap()
                .addGroup(paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addComponent(subTotalLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(subTotal, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(taxLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(tax, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(19, 19, 19)
                .addGroup(paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addComponent(total, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(totalLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(18, 18, 18)
                .addGroup(paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                    .addComponent(dollarLabel, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(paymentLabel, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(paymentTextField, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 28, Short.MAX_VALUE)
                .addGroup(paymentPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(changeLabel, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(change, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(21, 21, 21))
        );

        closeOutButton.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        closeOutButton.setLabel("Close Out");
        closeOutButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                closeOutButtonActionPerformed(evt);
            }
        });

        saleCompleteButton.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        saleCompleteButton.setLabel("Sale Complete");
        saleCompleteButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                saleCompleteButtonActionPerformed(evt);
            }
        });

        childButton.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        childButton.setText("Child");
        childButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                childButtonMouseClicked(evt);
            }
        });

        largeButton.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        largeButton.setText("Large");
        largeButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                largeButtonMouseClicked(evt);
            }
        });

        mediumButton.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        mediumButton.setText("Medium");
        mediumButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                mediumButtonMouseClicked(evt);
            }
        });

        exLargeButton.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        exLargeButton.setText("Ex Large");
        exLargeButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                exLargeButtonMouseClicked(evt);
            }
        });

        childQuantity.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N
        childQuantity.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        childQuantity.setBorder(javax.swing.BorderFactory.createLineBorder(new java.awt.Color(0, 0, 0)));

        largeQuantity.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N
        largeQuantity.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        largeQuantity.setBorder(javax.swing.BorderFactory.createLineBorder(new java.awt.Color(0, 0, 0)));

        mediumQuantity.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N
        mediumQuantity.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        mediumQuantity.setBorder(javax.swing.BorderFactory.createLineBorder(new java.awt.Color(0, 0, 0)));

        exLargeQuantity.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N
        exLargeQuantity.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        exLargeQuantity.setBorder(javax.swing.BorderFactory.createLineBorder(new java.awt.Color(0, 0, 0)));

        changeTitle.setFont(new java.awt.Font("Dialog", 0, 14)); // NOI18N
        changeTitle.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        changeTitle.setText("Change");

        changeTextArea.setEditable(false);
        changeTextArea.setColumns(20);
        changeTextArea.setFont(new java.awt.Font("Dialog", 1, 14)); // NOI18N
        changeTextArea.setRows(5);
        changeTextArea.setBorder(null);
        jScrollPane1.setViewportView(changeTextArea);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(mediumButton, javax.swing.GroupLayout.PREFERRED_SIZE, 150, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(largeButton, javax.swing.GroupLayout.PREFERRED_SIZE, 150, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(exLargeButton, javax.swing.GroupLayout.PREFERRED_SIZE, 150, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGap(18, 18, 18)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                            .addComponent(childQuantity, javax.swing.GroupLayout.DEFAULT_SIZE, 100, Short.MAX_VALUE)
                            .addComponent(largeQuantity, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(exLargeQuantity, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(mediumQuantity, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(paymentPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 35, Short.MAX_VALUE)
                        .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                            .addComponent(sizeLabel, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(childButton, javax.swing.GroupLayout.DEFAULT_SIZE, 150, Short.MAX_VALUE))
                        .addGap(18, 18, 18)
                        .addComponent(quantityLabel, javax.swing.GroupLayout.PREFERRED_SIZE, 100, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(titleOne)
                            .addGroup(layout.createSequentialGroup()
                                .addGap(10, 10, 10)
                                .addComponent(titleTwo)))
                        .addGap(50, 50, 50)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                .addComponent(saleCompleteButton, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(27, 27, 27)
                                .addComponent(closeOutButton, javax.swing.GroupLayout.PREFERRED_SIZE, 108, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(layout.createSequentialGroup()
                                .addGap(67, 67, 67)
                                .addComponent(changeTitle, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))))
                .addContainerGap(14, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(titleOne)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(titleTwo))
                    .addComponent(closeOutButton, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(saleCompleteButton, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(sizeLabel)
                            .addComponent(quantityLabel)
                            .addComponent(changeTitle))
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                            .addGroup(layout.createSequentialGroup()
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                    .addComponent(childQuantity, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                    .addComponent(childButton, javax.swing.GroupLayout.DEFAULT_SIZE, 50, Short.MAX_VALUE))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                    .addComponent(mediumButton, javax.swing.GroupLayout.PREFERRED_SIZE, 50, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(mediumQuantity, javax.swing.GroupLayout.PREFERRED_SIZE, 50, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                    .addComponent(largeButton, javax.swing.GroupLayout.DEFAULT_SIZE, 50, Short.MAX_VALUE)
                                    .addComponent(largeQuantity, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 12, Short.MAX_VALUE)
                                .addComponent(exLargeQuantity, javax.swing.GroupLayout.PREFERRED_SIZE, 50, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(layout.createSequentialGroup()
                                .addGap(19, 19, 19)
                                .addComponent(jScrollPane1))))
                    .addComponent(exLargeButton, javax.swing.GroupLayout.PREFERRED_SIZE, 50, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(paymentPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addContainerGap(15, Short.MAX_VALUE))
        );

        pack();
    }// </editor-fold>                        

    // things to do when the user enters amount on the payment text field
    private void paymentTextFieldActionPerformed(java.awt.event.ActionEvent evt) {                                                 
       
        double payment = Double.parseDouble(paymentTextField.getText());
        paymentTextField.setText(fmt.format(payment));

        finalChange = payment - allTotal;
        change.setText(String.valueOf(fmt.format(finalChange)));
        
        // calculation for getting dollars and cents separate
        int dollar, cent;
        double getCent;
        dollar = (int)finalChange % 1000000;
        getCent = Math.round((finalChange - dollar) * 100);
        cent = (int)(getCent);
        
        String text = "";
        
        // number of 100 dollar
        if((dollar / 100) >= 1)
        {
            text = text + (dollar / 100 + "\t$100\n");
            dollar = dollar - 100 * (dollar / 100);
        }

        // number of 50 dollar
        if((dollar / 50) >= 1)
        {
            text = text + (dollar / 50 + "\t$50\n");
            dollar = dollar - 50 * (dollar / 50);
        }
        
        // number of 20 dollar
        if((dollar / 20) >= 1)
        {
            text = text + (dollar / 20 + "\t$20\n");
            dollar = dollar - 20 * (dollar / 20);
        }
        
        // number of 10 dollar
        if((dollar / 10) >= 1)
        {
            text = text + (dollar / 10 + "\t$10\n");
            dollar = dollar - 10 * (dollar / 10);
        }
        
        // number of 5 dollar
        if((dollar / 5) >= 1)
        {
            text = text + (dollar / 5 + "\t$5\n");
            dollar = dollar - 5 * (dollar / 5);
        }
        
        // number of 2 dollar
        if((dollar / 2) >= 1)
        {
            text = text + (dollar / 2 + "\t$2\n");
            dollar = dollar - 2 * (dollar / 2);
        }
        
        // number of 1 dollar
        if((dollar / 1) >= 1)
        {
            text = text + (dollar / 1 + "\t$1\n");
        }      
        
        // number of quarter
        if((cent / 25) >= 1)
        {
            text = text + (cent / 25 + "\t$0.25\n");
            cent = cent - 25 * (cent / 25);
        }
        
        // number of dime
        if((cent / 10) >= 1)
        {
            text = text + (cent / 10 + "\t$0.10\n");
            cent = cent - 10 * (cent / 10);
        }
        
        // number of nickel
        if((cent / 5) >= 1)
        {
            text = text + (cent / 5 + "\t$0.05\n");
            cent = cent - 5 * (cent / 5);
        }
        
        // number of penny
        if((cent / 1) >= 1)
        {
            text = text + (cent / 1 + "\t$0.01\n");
        }
        
        changeTextArea.setText(text);        
    }                                                

    // things to do when the sale complete button is clicked
    private void saleCompleteButtonActionPerformed(java.awt.event.ActionEvent evt) {                                                   

        // totaling the counts after each sale complete
        childFinalCount = childFinalCount + childCounter;
        mediumFinalCount = mediumFinalCount + mediumCounter;
        largeFinalCount = largeFinalCount + largeCounter;
        exLargeFinalCount = exLargeFinalCount + exLargeCounter;
        subTotalFinal = subTotalFinal + allSubTotal;
        taxFinal = taxFinal + allTax;
        totalFinal = totalFinal + allTotal;      
        
        // resetting all values after each sale complete
        childCounter = 0;
        mediumCounter = 0;
        largeCounter = 0;
        exLargeCounter = 0;
        
        childQuantity.setText(String.valueOf(childCounter));
        mediumQuantity.setText(String.valueOf(mediumCounter));
        largeQuantity.setText(String.valueOf(largeCounter));
        exLargeQuantity.setText(String.valueOf(exLargeCounter));
        
        allSubTotal = 0;
        allTax = 0;
        allTotal = 0;
        
        subTotal.setText(String.valueOf(allSubTotal));
        tax.setText(String.valueOf(allTax));
        total.setText(String.valueOf(allTotal));
        
        subTotal.setText("");
        tax.setText("");
        total.setText("");
        change.setText("");
        paymentTextField.setText("");
        changeTextArea.setText("");         
    }                                                  

    // things to do when the child button is clicked
    private void childButtonMouseClicked(java.awt.event.MouseEvent evt) {                                         
        
        childCounter++;
        childQuantity.setText(String.valueOf(childCounter));
        int child;
        child = Integer.parseInt(childQuantity.getText());
        allSubTotal = allSubTotal + CHILD_RATE;
        allTax=0;
        allTax = allTax + (allSubTotal * MD_STATE_TAX);
        allTotal = allSubTotal + allTax;

        subTotal.setText(String.valueOf(fmt.format(allSubTotal)));
        tax.setText(String.valueOf(fmt.format(allTax)));
        total.setText(String.valueOf(fmt.format(allTotal)));       
    }                                        

    // things to do when the medium button is clicked
    private void mediumButtonMouseClicked(java.awt.event.MouseEvent evt) {                                          
       
        mediumCounter++;
        mediumQuantity.setText(String.valueOf(mediumCounter));
        int medium;
        medium = Integer.parseInt(mediumQuantity.getText());
        allSubTotal = allSubTotal + MEDIUM_RATE;
        allTax=0;
        allTax = allTax + (allSubTotal * MD_STATE_TAX);
        allTotal = allSubTotal + allTax;

        subTotal.setText(String.valueOf(fmt.format(allSubTotal)));
        tax.setText(String.valueOf(fmt.format(allTax)));
        total.setText(String.valueOf(fmt.format(allTotal)));        
    }                                         

    // things to do when the large button is clicked
    private void largeButtonMouseClicked(java.awt.event.MouseEvent evt) {                                         
        
        largeCounter++;
        largeQuantity.setText(String.valueOf(largeCounter));
        int large;
        large = Integer.parseInt(largeQuantity.getText());
        allSubTotal = allSubTotal + LARGE_RATE;
        allTax=0;
        allTax = allTax + (allSubTotal * MD_STATE_TAX);
        allTotal = allSubTotal + allTax;

        subTotal.setText(String.valueOf(fmt.format(allSubTotal)));
        tax.setText(String.valueOf(fmt.format(allTax)));
        total.setText(String.valueOf(fmt.format(allTotal)));        
    }                                        

    // things to do when the extra large button is clicked
    private void exLargeButtonMouseClicked(java.awt.event.MouseEvent evt) {                                           
        
        exLargeCounter++;
        exLargeQuantity.setText(String.valueOf(exLargeCounter));
        int exLarge;
        exLarge = Integer.parseInt(exLargeQuantity.getText());
        allSubTotal = allSubTotal + EX_LARGE_RATE;
        allTax=0;
        allTax = allTax + (allSubTotal * MD_STATE_TAX);
        allTotal = allSubTotal + allTax;

        subTotal.setText(String.valueOf(fmt.format(allSubTotal)));
        tax.setText(String.valueOf(fmt.format(allTax)));
        total.setText(String.valueOf(fmt.format(allTotal)));        
    }                                          

    // things to do when the user click the close out button
    private void closeOutButtonActionPerformed(java.awt.event.ActionEvent evt) {                                               
        
        // creates a panel, and password field and puts inside the message dialog
        JPanel passwordPanel = new JPanel();
        JPasswordField password = new JPasswordField(10);        
        passwordPanel.add(password);                
        JOptionPane.showMessageDialog(null,passwordPanel,"Enter password",JOptionPane.QUESTION_MESSAGE);
        
        // thigs to do if the password is 'Google'
        if(password.getText().equals("Google"))
        {
            changeTitle.setVisible(false);
            changeTextArea.setVisible(false);
            paymentLabel.setVisible(false);
            changeLabel.setVisible(false);
            dollarLabel.setVisible(false);
            paymentTextField.setVisible(false);
            
            childQuantity.setText(String.valueOf(childFinalCount));
            mediumQuantity.setText(String.valueOf(mediumFinalCount));
            largeQuantity.setText(String.valueOf(largeFinalCount));
            exLargeQuantity.setText(String.valueOf(exLargeFinalCount));
            subTotal.setText(String.valueOf(fmt.format(subTotalFinal)));
            tax.setText(String.valueOf(fmt.format(taxFinal)));
            total.setText(String.valueOf(fmt.format(totalFinal)));
        }    
        
        // if the password is not 'Google' show message saying incorrect password
        else
        {
            JOptionPane.showMessageDialog(null, "Incorrect password, try again!");
        }
    }                                              

    public static void main(String args[]) {
        
        java.awt.EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
                new main().setVisible(true);
            }
        });
    }
    // currency format
    NumberFormat fmt = NumberFormat.getCurrencyInstance();  
    
    // setting initial values
    final double MD_STATE_TAX = 0.06;     
    final double CHILD_RATE = 0.90;
    final double MEDIUM_RATE = 1.40;
    final double LARGE_RATE = 1.75;
    final double EX_LARGE_RATE = 2.00;       

    private double allSubTotal = 0;
    private double allTax = 0;
    private double allTotal = 0;
    private double  finalChange;
    
    private int childCounter = 0;
    private int mediumCounter = 0;
    private int largeCounter = 0;
    private int exLargeCounter = 0; 
    
    private int childFinalCount = 0;
    private int mediumFinalCount = 0;
    private int largeFinalCount = 0;
    private int exLargeFinalCount = 0;
    private double subTotalFinal = 0;
    private double taxFinal = 0;
    private double totalFinal = 0;
    
    // Variables declaration - do not modify                     
    private java.awt.Label change;
    private java.awt.Label changeLabel;
    private javax.swing.JTextArea changeTextArea;
    private javax.swing.JLabel changeTitle;
    private javax.swing.JButton childButton;
    private javax.swing.JLabel childQuantity;
    private java.awt.Button closeOutButton;
    private javax.swing.JLabel dollarLabel;
    private javax.swing.JButton exLargeButton;
    private javax.swing.JLabel exLargeQuantity;
    private javax.swing.JButton jButton3;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JButton largeButton;
    private javax.swing.JLabel largeQuantity;
    private javax.swing.JButton mediumButton;
    private javax.swing.JLabel mediumQuantity;
    private java.awt.Label paymentLabel;
    private java.awt.Panel paymentPanel;
    private java.awt.TextField paymentTextField;
    private javax.swing.JLabel quantityLabel;
    private java.awt.Button saleCompleteButton;
    private javax.swing.JLabel sizeLabel;
    private java.awt.Label subTotal;
    private java.awt.Label subTotalLabel;
    private java.awt.Label tax;
    private java.awt.Label taxLabel;
    private javax.swing.JLabel titleOne;
    private javax.swing.JLabel titleTwo;
    private java.awt.Label total;
    private java.awt.Label totalLabel;
    // End of variables declaration                   
}
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