// CompareTable.javaimport java.awt.*;import java.awt.event.*;public class CompareTable extends Frame implements ActionListener{   private SortStarter ss;   private TextField[] arraysUsed, comparisons, exchanges;   private SortInfo[] sortInfo;   private Button clear, close;   public CompareTable(SortStarter _ss, String[] sortNames, SortInfo[] _sortInfo)   {      super("Algorithm Comparison");      ss = _ss;      sortInfo = _sortInfo;      setBackground(SystemColor.activeCaptionBorder);      arraysUsed = new TextField[sortNames.length];      comparisons = new TextField[sortNames.length];      exchanges = new TextField[sortNames.length];      for(int i = 0; i < arraysUsed.length; i++)      {         arraysUsed[i] = new TextField(40);         arraysUsed[i].setEditable(false);         arraysUsed[i].setBackground(Color.white);         comparisons[i] = new TextField(8);         comparisons[i].setEditable(false);         comparisons[i].setBackground(Color.white);         exchanges[i] = new TextField(8);         exchanges[i].setEditable(false);         exchanges[i].setBackground(Color.white);      }      clear = new Button("Clear");      clear.addActionListener(this);      close = new Button("Close");      close.addActionListener(this);      Panel buttonPanel = new Panel();      buttonPanel.setLayout(new FlowLayout());      buttonPanel.add(clear);      buttonPanel.add(close);      setLayout(new GridBagLayout());      GridBagConstraints gbc = new GridBagConstraints();      gbc.insets = new Insets(0, 0, 0, 0);      gbc.anchor = GridBagConstraints.WEST;      gbc.gridwidth = 1;      gbc.weightx = 0;      gbc.fill = GridBagConstraints.NONE;      add(new Label(""), gbc);      gbc.anchor = GridBagConstraints.CENTER;      gbc.weightx = 100;      add(new Label("Array Last Sorted", Label.CENTER), gbc);      gbc.weightx = 0;      add(new Label("Comparisons", Label.CENTER), gbc);      gbc.insets = new Insets(0, 0, 0, 3);      gbc.gridwidth = GridBagConstraints.REMAINDER;      add(new Label("Exchanges", Label.CENTER), gbc);      for(int i = 0; i < sortNames.length; i++)      {         gbc.insets = new Insets(0, 0, 0, 0);         gbc.anchor = GridBagConstraints.WEST;         gbc.gridwidth = 1;         gbc.weightx = 0;         gbc.fill = GridBagConstraints.BOTH;         add(new Label(sortNames[i]), gbc);         gbc.anchor = GridBagConstraints.CENTER;         gbc.weightx = 100;         gbc.fill = GridBagConstraints.HORIZONTAL;         add(arraysUsed[i], gbc);         gbc.weightx = 0;         gbc.fill = GridBagConstraints.NONE;         add(comparisons[i], gbc);         gbc.insets = new Insets(0, 0, 0, 3);         gbc.gridwidth = GridBagConstraints.REMAINDER;         add(exchanges[i], gbc);      }      gbc.insets = new Insets(0, 0, 0, 0);      gbc.anchor = GridBagConstraints.CENTER;      gbc.gridwidth = GridBagConstraints.REMAINDER;      gbc.weightx = 0;      gbc.fill = GridBagConstraints.NONE;      add(buttonPanel, gbc);      addWindowListener(new WindowAdapter()      {              public void windowClosing(WindowEvent e)         {              ss.closeTable();         }      });      pack();      validate();      loadData(sortInfo);      setVisible(true);      close.requestFocus();   }   public void update(int pos, SortInfo[] sortInfo)   {      arraysUsed[pos].setText(sortInfo[pos].array);      comparisons[pos].setText(sortInfo[pos].comparisons);      exchanges[pos].setText(sortInfo[pos].exchanges);   }   private void loadData(SortInfo[] sortInfo)   {      for(int i = 0; i < arraysUsed.length; i++)        if (sortInfo[i].array != null)          update(i, sortInfo);   }   private void clearTable()   {      for(int i = 0; i < arraysUsed.length; i++)        if (sortInfo[i].array != null)        {           sortInfo[i].array = null;           sortInfo[i].comparisons = null;           sortInfo[i].exchanges = null;           arraysUsed[i].setText("");           comparisons[i].setText("");           exchanges[i].setText("");        }   }   public void actionPerformed(ActionEvent ae)   {      if (ae.getSource() == clear)        clearTable();      else if (ae.getSource() == close)        ss.closeTable();   }   public static void main(String args[]){}}