TileDialog.java

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.FlowLayout;
import java.util.ArrayList;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
//When a player places a blank tile on the scrabble board, this GUI pops up letting users choose what letter to replace with.
public class TileDialog extends JDialog {
    private final JPanel contentPanel = new JPanel();
    char chosenLetter;
    ArrayList<JButton> letterButtons = new ArrayList<>(); //Help iterate through all letters' button

    // Launch the application.
    public static void main(String[] args) {
        try {
            TileDialog dialog = new TileDialog();
            dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
            dialog.setVisible(true);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

     //Create the dialog.
    public TileDialog()
    {
        chosenLetter = '0';

        setBounds(100, 100, 325, 386);
        getContentPane().setLayout(new BorderLayout());
        contentPanel.setBorder(new EmptyBorder(5, 5, 5, 5));
        getContentPane().add(contentPanel, BorderLayout.CENTER);
        contentPanel.setLayout(null);

        JPanel panel = new JPanel();
        panel.setBounds(10, 11, 299, 300);
        contentPanel.add(panel);
        panel.setLayout(null);
        {
            JButton aButton = new JButton("A");
            aButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    aButton.setBackground(Color.ORANGE);
                    chosenLetter = 'A';
                }
            });
            aButton.setBounds(10, 11, 47, 38);
            panel.add(aButton);
            letterButtons.add(aButton);
        }
        {
            JButton bButton = new JButton("B");
            bButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    bButton.setBackground(Color.ORANGE);
                    chosenLetter = 'B';
                }
            });
            bButton.setBounds(67, 11, 47, 38);
            panel.add(bButton);
            letterButtons.add(bButton);
        }
        {
            JButton cButton = new JButton("C");
            cButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    cButton.setBackground(Color.ORANGE);
                    chosenLetter = 'C';
                }
            });
            cButton.setBounds(124, 11, 47, 38);
            panel.add(cButton);
            letterButtons.add(cButton);
        }
        {
            JButton dButton = new JButton("D");
            dButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    dButton.setBackground(Color.ORANGE);
                    chosenLetter = 'D';
                }
            });
            dButton.setBounds(181, 11, 47, 38);
            panel.add(dButton);
            letterButtons.add(dButton);
        }
        {
            JButton eButton = new JButton("E");
            eButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    eButton.setBackground(Color.ORANGE);
                    chosenLetter = 'E';
                }
            });
            eButton.setBounds(238, 11, 47, 38);
            panel.add(eButton);
            letterButtons.add(eButton);
        }
        {
            JButton fButton = new JButton("F");
            fButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    fButton.setBackground(Color.ORANGE);
                    chosenLetter = 'F';
                }
            });
            fButton.setBounds(10, 60, 47, 38);
            panel.add(fButton);
            letterButtons.add(fButton);
        }
        {
            JButton gButton = new JButton("G");
            gButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    gButton.setBackground(Color.ORANGE);
                    chosenLetter = 'G';
                }
            });
            gButton.setBounds(67, 60, 47, 38);
            panel.add(gButton);
            letterButtons.add(gButton);
        }
        {
            JButton hButton = new JButton("H");
            hButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    hButton.setBackground(Color.ORANGE);
                    chosenLetter = 'H';
                }
            });
            hButton.setBounds(124, 60, 47, 38);
            panel.add(hButton);
            letterButtons.add(hButton);
        }
        {
            JButton iButton = new JButton("I");
            iButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    iButton.setBackground(Color.ORANGE);
                    chosenLetter = 'I';
                }
            });
            iButton.setBounds(181, 60, 47, 38);
            panel.add(iButton);
            letterButtons.add(iButton);
        }
        {
            JButton jButton = new JButton("J");
            jButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    jButton.setBackground(Color.ORANGE);
                    chosenLetter = 'J';
                }
            });
            jButton.setBounds(238, 60, 47, 38);
            panel.add(jButton);
            letterButtons.add(jButton);
        }
        {
            JButton kButton = new JButton("K");
            kButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    kButton.setBackground(Color.ORANGE);
                    chosenLetter = 'K';
                }
            });
            kButton.setBounds(10, 109, 47, 38);
            panel.add(kButton);
            letterButtons.add(kButton);
        }
        {
            JButton lButton = new JButton("L");
            lButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    lButton.setBackground(Color.ORANGE);
                    chosenLetter = 'L';
                }
            });
            lButton.setBounds(67, 109, 47, 38);
            panel.add(lButton);
            letterButtons.add(lButton);
        }
        {
            JButton mButton = new JButton("M");
            mButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    mButton.setBackground(Color.ORANGE);
                    chosenLetter = 'M';
                }
            });
            mButton.setBounds(124, 109, 47, 38);
            panel.add(mButton);
            letterButtons.add(mButton);
        }
        {
            JButton nButton = new JButton("N");
            nButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    nButton.setBackground(Color.ORANGE);
                    chosenLetter = 'N';
                }
            });
            nButton.setBounds(181, 109, 47, 38);
            panel.add(nButton);
            letterButtons.add(nButton);
        }
        {
            JButton oButton = new JButton("O");
            oButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    oButton.setBackground(Color.ORANGE);
                    chosenLetter = 'O';
                }
            });
            oButton.setBounds(238, 109, 47, 38);
            panel.add(oButton);
            letterButtons.add(oButton);
        }
        {
            JButton pButton = new JButton("P");
            pButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    pButton.setBackground(Color.ORANGE);
                    chosenLetter = 'P';
                }
            });
            pButton.setBounds(10, 158, 47, 38);
            panel.add(pButton);
            letterButtons.add(pButton);
        }
        {
            JButton qButton = new JButton("Q");
            qButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    qButton.setBackground(Color.ORANGE);
                    chosenLetter = 'Q';
                }
            });
            qButton.setBounds(67, 158, 47, 38);
            panel.add(qButton);
            letterButtons.add(qButton);
        }
        {
            JButton rButton = new JButton("R");
            rButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    rButton.setBackground(Color.ORANGE);
                    chosenLetter = 'R';
                }
            });
            rButton.setBounds(124, 158, 47, 38);
            panel.add(rButton);
            letterButtons.add(rButton);
        }
        {
            JButton sButton = new JButton("S");
            sButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    sButton.setBackground(Color.ORANGE);
                    chosenLetter = 'S';
                }
            });
            sButton.setBounds(181, 158, 47, 38);
            panel.add(sButton);
            letterButtons.add(sButton);
        }
        {
            JButton tButton = new JButton("T");
            tButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    tButton.setBackground(Color.ORANGE);
                    chosenLetter = 'T';
                }
            });
            tButton.setBounds(238, 158, 47, 38);
            panel.add(tButton);
            letterButtons.add(tButton);
        }
        {
            JButton uButton = new JButton("U");
            uButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    uButton.setBackground(Color.ORANGE);
                    chosenLetter = 'U';
                }
            });
            uButton.setBounds(10, 207, 47, 38);
            panel.add(uButton);
            letterButtons.add(uButton);
        }
        {
            JButton vButton = new JButton("V");
            vButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    vButton.setBackground(Color.ORANGE);
                    chosenLetter = 'V';
                }
            });
            vButton.setBounds(67, 207, 47, 38);
            panel.add(vButton);
            letterButtons.add(vButton);
        }
        {
            JButton wButton = new JButton("W");
            wButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    wButton.setBackground(Color.ORANGE);
                    chosenLetter = 'W';
                }
            });
            wButton.setBounds(124, 207, 47, 38);
            panel.add(wButton);
            letterButtons.add(wButton);
        }
        {
            JButton xButton = new JButton("X");
            xButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    xButton.setBackground(Color.ORANGE);
                    chosenLetter = 'X';
                }
            });
            xButton.setBounds(181, 207, 47, 38);
            panel.add(xButton);
            letterButtons.add(xButton);
        }
        {
            JButton yButton = new JButton("Y");
            yButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    yButton.setBackground(Color.ORANGE);
                    chosenLetter = 'Y';
                }
            });
            yButton.setBounds(238, 207, 47, 38);
            panel.add(yButton);
            letterButtons.add(yButton);
        }
        {
            JButton zButton = new JButton("Z");
            zButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    clearAllButtonBackgroundColor();
                    zButton.setBackground(Color.ORANGE);
                    chosenLetter = 'Z';
                }
            });
            zButton.setBounds(10, 256, 47, 38);
            panel.add(zButton);
            letterButtons.add(zButton);
        }
        {
            JPanel buttonPane = new JPanel();
            buttonPane.setLayout(new FlowLayout(FlowLayout.RIGHT));
            getContentPane().add(buttonPane, BorderLayout.SOUTH);
            {
                JButton swapButton = new JButton("Swap");
                swapButton.addActionListener(new ActionListener() {
                    public void actionPerformed(ActionEvent e)
                    {
                        if(chosenLetter != '0')
                        {
                            Bag.SwappedBlankTile(chosenLetter);
                            dispose();
                        }
                    }
                });
                swapButton.setActionCommand("OK");
                buttonPane.add(swapButton);
                getRootPane().setDefaultButton(swapButton);
            }
        }

    }

    public void clearAllButtonBackgroundColor()
    {
        for (int i = 0; i < letterButtons.size(); i++)
        {
            JButton currentButton = letterButtons.get(i);
            currentButton.setBackground(null);
        }
    }
}