Mixed Table Example : Grid Table « Swing Components « Java






Mixed Table Example

 
// Example from http://www.crionics.com/products/opensource/faq/swing_ex/SwingExamples.html
/*
 * (swing1.1beta3)
 */

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.GridLayout;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.Enumeration;
import java.util.Vector;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JColorChooser;
import javax.swing.JComboBox;
import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JSeparator;
import javax.swing.JTable;
import javax.swing.ListSelectionModel;
import javax.swing.SwingConstants;
import javax.swing.UIManager;
import javax.swing.border.Border;
import javax.swing.border.EmptyBorder;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.TableModelEvent;
import javax.swing.plaf.basic.BasicTableUI;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumn;
import javax.swing.table.TableModel;

/**
 * @version 1.0 11/22/98
 */
public class MixedExample extends JFrame {

  public MixedExample() {
    super("Mixed Example");

    AttributiveCellTableModel ml = new AttributiveCellTableModel(20, 5) {
      public Object getValueAt(int row, int col) {
        return "" + row + "," + col;
      }
    };
    CellAttribute cellAtt = ml.getCellAttribute();
    MultiSpanCellTable table = new MultiSpanCellTable(ml);
    table.setCellSelectionEnabled(true);
    table.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
    table.setDefaultRenderer(Object.class, new AttributiveCellRenderer());
    JScrollPane scroll = new JScrollPane(table);

    ColorPanel colorPanel = new ColorPanel(table, (ColoredCell) cellAtt);
    FontPanel fontPanel = new FontPanel(table, (CellFont) cellAtt);
    SpanPanel spanPanel = new SpanPanel(table, (CellSpan) cellAtt);
    Box boxAtt = new Box(BoxLayout.Y_AXIS);
    boxAtt.add(colorPanel);
    boxAtt.add(fontPanel);
    boxAtt.add(spanPanel);

    Box box = new Box(BoxLayout.X_AXIS);
    box.add(scroll);
    box.add(new JSeparator(SwingConstants.HORIZONTAL));
    box.add(boxAtt);
    getContentPane().add(box);
    setSize(400, 300);
    setVisible(true);
  }

  class ColorPanel extends JPanel {
    JTable table;

    ColoredCell cellAtt;

    ColorPanel(final JTable table, final ColoredCell cellAtt) {
      this.table = table;
      this.cellAtt = cellAtt;
      setLayout(new GridLayout(2, 1));
      setBorder(BorderFactory.createTitledBorder("Color"));
      JButton b_fore = new JButton("Foreground");
      b_fore.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          changeColor(true);
        }
      });
      JButton b_back = new JButton("Background");
      b_back.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          changeColor(false);
        }
      });
      JPanel p_buttons = new JPanel();
      add(b_fore);
      add(b_back);
    }

    private final void changeColor(boolean isForeground) {
      int[] columns = table.getSelectedColumns();
      int[] rows = table.getSelectedRows();
      if ((rows == null) || (columns == null))
        return;
      if ((rows.length < 1) || (columns.length < 1))
        return;
      Color target = cellAtt.getForeground(rows[0], columns[0]);
      Color reference = cellAtt.getBackground(rows[0], columns[0]);
      for (int i = 0; i < rows.length; i++) {
        int row = rows[i];
        for (int j = 0; j < columns.length; j++) {
          int column = columns[j];
          target = (target != cellAtt.getForeground(row, column)) ? null
              : target;
          reference = (reference != cellAtt
              .getBackground(row, column)) ? null : reference;
        }
      }
      String title;
      if (isForeground) {
        target = (target != null) ? target : table.getForeground();
        reference = (reference != null) ? reference : table
            .getBackground();
        title = "Foreground Color";
      } else {
        target = (reference != null) ? reference : table
            .getBackground();
        reference = (target != null) ? target : table.getForeground();
        title = "Foreground Color";
      }
      TextColorChooser chooser = new TextColorChooser(target, reference,
          isForeground);
      Color color = chooser.showDialog(MixedExample.this, title);
      if (color != null) {
        if (isForeground) {
          cellAtt.setForeground(color, rows, columns);
        } else {
          cellAtt.setBackground(color, rows, columns);
        }
        table.clearSelection();
        table.revalidate();
        table.repaint();
      }
    }
  }

  class FontPanel extends JPanel {
    String[] str_size = { "10", "12", "14", "16", "20" };

    String[] str_style = { "PLAIN", "BOLD", "ITALIC" };

    JComboBox name, style, size;

    FontPanel(final JTable table, final CellFont cellAtt) {
      setLayout(new BorderLayout());
      setBorder(BorderFactory.createTitledBorder("Font"));
      Box box = new Box(BoxLayout.X_AXIS);
      JPanel p2 = new JPanel(new GridLayout(3, 1));
      JPanel p3 = new JPanel(new GridLayout(3, 1));
      JPanel p4 = new JPanel(new BorderLayout());
      p2.add(new JLabel("Name:"));
      p2.add(new JLabel("Style:"));
      p2.add(new JLabel("Size:"));
      Toolkit toolkit = Toolkit.getDefaultToolkit();
      name = new JComboBox(toolkit.getFontList());
      style = new JComboBox(str_style);
      size = new JComboBox(str_size);
      size.setEditable(true);
      JButton b_apply = new JButton("Apply");
      b_apply.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          int[] columns = table.getSelectedColumns();
          int[] rows = table.getSelectedRows();
          if ((rows == null) || (columns == null))
            return;
          if ((rows.length < 1) || (columns.length < 1))
            return;
          Font font = new Font((String) name.getSelectedItem(), style
              .getSelectedIndex(), Integer.parseInt((String) size
              .getSelectedItem()));
          cellAtt.setFont(font, rows, columns);
          table.clearSelection();
          table.revalidate();
          table.repaint();
        }
      });
      p3.add(name);
      p3.add(style);
      p3.add(size);
      p4.add(BorderLayout.CENTER, b_apply);
      box.add(p2);
      box.add(p3);
      add(BorderLayout.CENTER, box);
      add(BorderLayout.SOUTH, p4);
    }
  }

  class SpanPanel extends JPanel {
    JTable table;

    CellSpan cellAtt;

    SpanPanel(final JTable table, final CellSpan cellAtt) {
      this.table = table;
      this.cellAtt = cellAtt;
      setLayout(new GridLayout(2, 1));
      setBorder(BorderFactory.createTitledBorder("Span"));
      JButton b_one = new JButton("Combine");
      b_one.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          int[] columns = table.getSelectedColumns();
          int[] rows = table.getSelectedRows();
          cellAtt.combine(rows, columns);
          table.clearSelection();
          table.revalidate();
          table.repaint();
        }
      });
      JButton b_split = new JButton("Split");
      b_split.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          int column = table.getSelectedColumn();
          int row = table.getSelectedRow();
          cellAtt.split(row, column);
          table.clearSelection();
          table.revalidate();
          table.repaint();
        }
      });
      add(b_one);
      add(b_split);
    }
  }

  public static void main(String[] args) {
    MixedExample frame = new MixedExample();
    frame.addWindowListener(new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        System.exit(0);
      }
    });
  }
}

class AttributiveCellTableModel extends DefaultTableModel {

  protected CellAttribute cellAtt;

  public AttributiveCellTableModel() {
    this((Vector) null, 0);
  }

  public AttributiveCellTableModel(int numRows, int numColumns) {
    Vector names = new Vector(numColumns);
    names.setSize(numColumns);
    setColumnIdentifiers(names);
    dataVector = new Vector();
    setNumRows(numRows);
    cellAtt = new DefaultCellAttribute(numRows, numColumns);
  }

  public AttributiveCellTableModel(Vector columnNames, int numRows) {
    setColumnIdentifiers(columnNames);
    dataVector = new Vector();
    setNumRows(numRows);
    cellAtt = new DefaultCellAttribute(numRows, columnNames.size());
  }

  public AttributiveCellTableModel(Object[] columnNames, int numRows) {
    this(convertToVector(columnNames), numRows);
  }

  public AttributiveCellTableModel(Vector data, Vector columnNames) {
    setDataVector(data, columnNames);
  }

  public AttributiveCellTableModel(Object[][] data, Object[] columnNames) {
    setDataVector(data, columnNames);
  }

  public void setDataVector(Vector newData, Vector columnNames) {
    if (newData == null)
      throw new IllegalArgumentException(
          "setDataVector() - Null parameter");
    dataVector = new Vector(0);
    setColumnIdentifiers(columnNames);
    dataVector = newData;

    //
    cellAtt = new DefaultCellAttribute(dataVector.size(), columnIdentifiers
        .size());

    newRowsAdded(new TableModelEvent(this, 0, getRowCount() - 1,
        TableModelEvent.ALL_COLUMNS, TableModelEvent.INSERT));
  }

  public void addColumn(Object columnName, Vector columnData) {
    if (columnName == null)
      throw new IllegalArgumentException("addColumn() - null parameter");
    columnIdentifiers.addElement(columnName);
    int index = 0;
    Enumeration enumeration = dataVector.elements();
    while (enumeration.hasMoreElements()) {
      Object value;
      if ((columnData != null) && (index < columnData.size()))
        value = columnData.elementAt(index);
      else
        value = null;
      ((Vector) enumeration.nextElement()).addElement(value);
      index++;
    }

    //
    cellAtt.addColumn();

    fireTableStructureChanged();
  }

  public void addRow(Vector rowData) {
    Vector newData = null;
    if (rowData == null) {
      newData = new Vector(getColumnCount());
    } else {
      rowData.setSize(getColumnCount());
    }
    dataVector.addElement(newData);

    //
    cellAtt.addRow();

    newRowsAdded(new TableModelEvent(this, getRowCount() - 1,
        getRowCount() - 1, TableModelEvent.ALL_COLUMNS,
        TableModelEvent.INSERT));
  }

  public void insertRow(int row, Vector rowData) {
    if (rowData == null) {
      rowData = new Vector(getColumnCount());
    } else {
      rowData.setSize(getColumnCount());
    }

    dataVector.insertElementAt(rowData, row);

    //
    cellAtt.insertRow(row);

    newRowsAdded(new TableModelEvent(this, row, row,
        TableModelEvent.ALL_COLUMNS, TableModelEvent.INSERT));
  }

  public CellAttribute getCellAttribute() {
    return cellAtt;
  }

  public void setCellAttribute(CellAttribute newCellAtt) {
    int numColumns = getColumnCount();
    int numRows = getRowCount();
    if ((newCellAtt.getSize().width != numColumns)
        || (newCellAtt.getSize().height != numRows)) {
      newCellAtt.setSize(new Dimension(numRows, numColumns));
    }
    cellAtt = newCellAtt;
    fireTableDataChanged();
  }

  /*
   * public void changeCellAttribute(int row, int column, Object command) {
   * cellAtt.changeAttribute(row, column, command); }
   * 
   * public void changeCellAttribute(int[] rows, int[] columns, Object
   * command) { cellAtt.changeAttribute(rows, columns, command); }
   */

}

class DefaultCellAttribute
//implements CellAttribute ,CellSpan {
    implements CellAttribute, CellSpan, ColoredCell, CellFont {

  //
  // !!!! CAUTION !!!!!
  // these values must be synchronized to Table data
  //
  protected int rowSize;

  protected int columnSize;

  protected int[][][] span; // CellSpan

  protected Color[][] foreground; // ColoredCell

  protected Color[][] background; //

  protected Font[][] font; // CellFont

  public DefaultCellAttribute() {
    this(1, 1);
  }

  public DefaultCellAttribute(int numRows, int numColumns) {
    setSize(new Dimension(numColumns, numRows));
  }

  protected void initValue() {
    for (int i = 0; i < span.length; i++) {
      for (int j = 0; j < span[i].length; j++) {
        span[i][j][CellSpan.COLUMN] = 1;
        span[i][j][CellSpan.ROW] = 1;
      }
    }
  }

  //
  // CellSpan
  //
  public int[] getSpan(int row, int column) {
    if (isOutOfBounds(row, column)) {
      int[] ret_code = { 1, 1 };
      return ret_code;
    }
    return span[row][column];
  }

  public void setSpan(int[] span, int row, int column) {
    if (isOutOfBounds(row, column))
      return;
    this.span[row][column] = span;
  }

  public boolean isVisible(int row, int column) {
    if (isOutOfBounds(row, column))
      return false;
    if ((span[row][column][CellSpan.COLUMN] < 1)
        || (span[row][column][CellSpan.ROW] < 1))
      return false;
    return true;
  }

  public void combine(int[] rows, int[] columns) {
    if (isOutOfBounds(rows, columns))
      return;
    int rowSpan = rows.length;
    int columnSpan = columns.length;
    int startRow = rows[0];
    int startColumn = columns[0];
    for (int i = 0; i < rowSpan; i++) {
      for (int j = 0; j < columnSpan; j++) {
        if ((span[startRow + i][startColumn + j][CellSpan.COLUMN] != 1)
            || (span[startRow + i][startColumn + j][CellSpan.ROW] != 1)) {
          //System.out.println("can't combine");
          return;
        }
      }
    }
    for (int i = 0, ii = 0; i < rowSpan; i++, ii--) {
      for (int j = 0, jj = 0; j < columnSpan; j++, jj--) {
        span[startRow + i][startColumn + j][CellSpan.COLUMN] = jj;
        span[startRow + i][startColumn + j][CellSpan.ROW] = ii;
        //System.out.println("r " +ii +" c " +jj);
      }
    }
    span[startRow][startColumn][CellSpan.COLUMN] = columnSpan;
    span[startRow][startColumn][CellSpan.ROW] = rowSpan;

  }

  public void split(int row, int column) {
    if (isOutOfBounds(row, column))
      return;
    int columnSpan = span[row][column][CellSpan.COLUMN];
    int rowSpan = span[row][column][CellSpan.ROW];
    for (int i = 0; i < rowSpan; i++) {
      for (int j = 0; j < columnSpan; j++) {
        span[row + i][column + j][CellSpan.COLUMN] = 1;
        span[row + i][column + j][CellSpan.ROW] = 1;
      }
    }
  }

  //
  // ColoredCell
  //
  public Color getForeground(int row, int column) {
    if (isOutOfBounds(row, column))
      return null;
    return foreground[row][column];
  }

  public void setForeground(Color color, int row, int column) {
    if (isOutOfBounds(row, column))
      return;
    foreground[row][column] = color;
  }

  public void setForeground(Color color, int[] rows, int[] columns) {
    if (isOutOfBounds(rows, columns))
      return;
    setValues(foreground, color, rows, columns);
  }

  public Color getBackground(int row, int column) {
    if (isOutOfBounds(row, column))
      return null;
    return background[row][column];
  }

  public void setBackground(Color color, int row, int column) {
    if (isOutOfBounds(row, column))
      return;
    background[row][column] = color;
  }

  public void setBackground(Color color, int[] rows, int[] columns) {
    if (isOutOfBounds(rows, columns))
      return;
    setValues(background, color, rows, columns);
  }

  //

  //
  // CellFont
  //
  public Font getFont(int row, int column) {
    if (isOutOfBounds(row, column))
      return null;
    return font[row][column];
  }

  public void setFont(Font font, int row, int column) {
    if (isOutOfBounds(row, column))
      return;
    this.font[row][column] = font;
  }

  public void setFont(Font font, int[] rows, int[] columns) {
    if (isOutOfBounds(rows, columns))
      return;
    setValues(this.font, font, rows, columns);
  }

  //

  //
  // CellAttribute
  //
  public void addColumn() {
    int[][][] oldSpan = span;
    int numRows = oldSpan.length;
    int numColumns = oldSpan[0].length;
    span = new int[numRows][numColumns + 1][2];
    System.arraycopy(oldSpan, 0, span, 0, numRows);
    for (int i = 0; i < numRows; i++) {
      span[i][numColumns][CellSpan.COLUMN] = 1;
      span[i][numColumns][CellSpan.ROW] = 1;
    }
  }

  public void addRow() {
    int[][][] oldSpan = span;
    int numRows = oldSpan.length;
    int numColumns = oldSpan[0].length;
    span = new int[numRows + 1][numColumns][2];
    System.arraycopy(oldSpan, 0, span, 0, numRows);
    for (int i = 0; i < numColumns; i++) {
      span[numRows][i][CellSpan.COLUMN] = 1;
      span[numRows][i][CellSpan.ROW] = 1;
    }
  }

  public void insertRow(int row) {
    int[][][] oldSpan = span;
    int numRows = oldSpan.length;
    int numColumns = oldSpan[0].length;
    span = new int[numRows + 1][numColumns][2];
    if (0 < row) {
      System.arraycopy(oldSpan, 0, span, 0, row - 1);
    }
    System.arraycopy(oldSpan, 0, span, row, numRows - row);
    for (int i = 0; i < numColumns; i++) {
      span[row][i][CellSpan.COLUMN] = 1;
      span[row][i][CellSpan.ROW] = 1;
    }
  }

  public Dimension getSize() {
    return new Dimension(rowSize, columnSize);
  }

  public void setSize(Dimension size) {
    columnSize = size.width;
    rowSize = size.height;
    span = new int[rowSize][columnSize][2]; // 2: COLUMN,ROW
    foreground = new Color[rowSize][columnSize];
    background = new Color[rowSize][columnSize];
    font = new Font[rowSize][columnSize];
    initValue();
  }

  /*
   * public void changeAttribute(int row, int column, Object command) { }
   * 
   * public void changeAttribute(int[] rows, int[] columns, Object command) { }
   */

  protected boolean isOutOfBounds(int row, int column) {
    if ((row < 0) || (rowSize <= row) || (column < 0)
        || (columnSize <= column)) {
      return true;
    }
    return false;
  }

  protected boolean isOutOfBounds(int[] rows, int[] columns) {
    for (int i = 0; i < rows.length; i++) {
      if ((rows[i] < 0) || (rowSize <= rows[i]))
        return true;
    }
    for (int i = 0; i < columns.length; i++) {
      if ((columns[i] < 0) || (columnSize <= columns[i]))
        return true;
    }
    return false;
  }

  protected void setValues(Object[][] target, Object value, int[] rows,
      int[] columns) {
    for (int i = 0; i < rows.length; i++) {
      int row = rows[i];
      for (int j = 0; j < columns.length; j++) {
        int column = columns[j];
        target[row][column] = value;
      }
    }
  }
}

interface CellAttribute {

  public void addColumn();

  public void addRow();

  public void insertRow(int row);

  public Dimension getSize();

  public void setSize(Dimension size);

}

interface ColoredCell {

  public Color getForeground(int row, int column);

  public void setForeground(Color color, int row, int column);

  public void setForeground(Color color, int[] rows, int[] columns);

  public Color getBackground(int row, int column);

  public void setBackground(Color color, int row, int column);

  public void setBackground(Color color, int[] rows, int[] columns);

}

interface CellFont {

  public Font getFont(int row, int column);

  public void setFont(Font font, int row, int column);

  public void setFont(Font font, int[] rows, int[] columns);

}

interface CellSpan {
  public final int ROW = 0;

  public final int COLUMN = 1;

  public int[] getSpan(int row, int column);

  public void setSpan(int[] span, int row, int column);

  public boolean isVisible(int row, int column);

  public void combine(int[] rows, int[] columns);

  public void split(int row, int column);

}

class MultiSpanCellTable extends JTable {

  public MultiSpanCellTable(TableModel model) {
    super(model);
    setUI(new MultiSpanCellTableUI());
    getTableHeader().setReorderingAllowed(false);
    setCellSelectionEnabled(true);
    setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
  }

  public Rectangle getCellRect(int row, int column, boolean includeSpacing) {
    Rectangle sRect = super.getCellRect(row, column, includeSpacing);
    if ((row < 0) || (column < 0) || (getRowCount() <= row)
        || (getColumnCount() <= column)) {
      return sRect;
    }
    CellSpan cellAtt = (CellSpan) ((AttributiveCellTableModel) getModel())
        .getCellAttribute();
    if (!cellAtt.isVisible(row, column)) {
      int temp_row = row;
      int temp_column = column;
      row += cellAtt.getSpan(temp_row, temp_column)[CellSpan.ROW];
      column += cellAtt.getSpan(temp_row, temp_column)[CellSpan.COLUMN];
    }
    int[] n = cellAtt.getSpan(row, column);

    int index = 0;
    int columnMargin = getColumnModel().getColumnMargin();
    Rectangle cellFrame = new Rectangle();
    int aCellHeight = rowHeight + rowMargin;
    cellFrame.y = row * aCellHeight;
    cellFrame.height = n[CellSpan.ROW] * aCellHeight;

    Enumeration enumeration = getColumnModel().getColumns();
    while (enumeration.hasMoreElements()) {
      TableColumn aColumn = (TableColumn) enumeration.nextElement();
      cellFrame.width = aColumn.getWidth() + columnMargin;
      if (index == column)
        break;
      cellFrame.x += cellFrame.width;
      index++;
    }
    for (int i = 0; i < n[CellSpan.COLUMN] - 1; i++) {
      TableColumn aColumn = (TableColumn) enumeration.nextElement();
      cellFrame.width += aColumn.getWidth() + columnMargin;
    }

    if (!includeSpacing) {
      Dimension spacing = getIntercellSpacing();
      cellFrame.setBounds(cellFrame.x + spacing.width / 2, cellFrame.y
          + spacing.height / 2, cellFrame.width - spacing.width,
          cellFrame.height - spacing.height);
    }
    return cellFrame;
  }

  private int[] rowColumnAtPoint(Point point) {
    int[] retValue = { -1, -1 };
    int row = point.y / (rowHeight + rowMargin);
    if ((row < 0) || (getRowCount() <= row))
      return retValue;
    int column = getColumnModel().getColumnIndexAtX(point.x);

    CellSpan cellAtt = (CellSpan) ((AttributiveCellTableModel) getModel())
        .getCellAttribute();

    if (cellAtt.isVisible(row, column)) {
      retValue[CellSpan.COLUMN] = column;
      retValue[CellSpan.ROW] = row;
      return retValue;
    }
    retValue[CellSpan.COLUMN] = column
        + cellAtt.getSpan(row, column)[CellSpan.COLUMN];
    retValue[CellSpan.ROW] = row
        + cellAtt.getSpan(row, column)[CellSpan.ROW];
    return retValue;
  }

  public int rowAtPoint(Point point) {
    return rowColumnAtPoint(point)[CellSpan.ROW];
  }

  public int columnAtPoint(Point point) {
    return rowColumnAtPoint(point)[CellSpan.COLUMN];
  }

  public void columnSelectionChanged(ListSelectionEvent e) {
    repaint();
  }

  public void valueChanged(ListSelectionEvent e) {
    int firstIndex = e.getFirstIndex();
    int lastIndex = e.getLastIndex();
    if (firstIndex == -1 && lastIndex == -1) { // Selection cleared.
      repaint();
    }
    Rectangle dirtyRegion = getCellRect(firstIndex, 0, false);
    int numCoumns = getColumnCount();
    int index = firstIndex;
    for (int i = 0; i < numCoumns; i++) {
      dirtyRegion.add(getCellRect(index, i, false));
    }
    index = lastIndex;
    for (int i = 0; i < numCoumns; i++) {
      dirtyRegion.add(getCellRect(index, i, false));
    }
    repaint(dirtyRegion.x, dirtyRegion.y, dirtyRegion.width,
        dirtyRegion.height);
  }

}

class MultiSpanCellTableUI extends BasicTableUI {

  public void paint(Graphics g, JComponent c) {
    Rectangle oldClipBounds = g.getClipBounds();
    Rectangle clipBounds = new Rectangle(oldClipBounds);
    int tableWidth = table.getColumnModel().getTotalColumnWidth();
    clipBounds.width = Math.min(clipBounds.width, tableWidth);
    g.setClip(clipBounds);

    int firstIndex = table.rowAtPoint(new Point(0, clipBounds.y));
    int lastIndex = table.getRowCount() - 1;

    Rectangle rowRect = new Rectangle(0, 0, tableWidth, table
        .getRowHeight()
        + table.getRowMargin());
    rowRect.y = firstIndex * rowRect.height;

    for (int index = firstIndex; index <= lastIndex; index++) {
      if (rowRect.intersects(clipBounds)) {
        //System.out.println(); // debug
        //System.out.print("" + index +": "); // row
        paintRow(g, index);
      }
      rowRect.y += rowRect.height;
    }
    g.setClip(oldClipBounds);
  }

  private void paintRow(Graphics g, int row) {
    Rectangle rect = g.getClipBounds();
    boolean drawn = false;

    AttributiveCellTableModel tableModel = (AttributiveCellTableModel) table
        .getModel();
    CellSpan cellAtt = (CellSpan) tableModel.getCellAttribute();
    int numColumns = table.getColumnCount();

    for (int column = 0; column < numColumns; column++) {
      Rectangle cellRect = table.getCellRect(row, column, true);
      int cellRow, cellColumn;
      if (cellAtt.isVisible(row, column)) {
        cellRow = row;
        cellColumn = column;
        //  System.out.print(" "+column+" "); // debug
      } else {
        cellRow = row + cellAtt.getSpan(row, column)[CellSpan.ROW];
        cellColumn = column
            + cellAtt.getSpan(row, column)[CellSpan.COLUMN];
        //  System.out.print(" ("+column+")"); // debug
      }
      if (cellRect.intersects(rect)) {
        drawn = true;
        paintCell(g, cellRect, cellRow, cellColumn);
      } else {
        if (drawn)
          break;
      }
    }

  }

  private void paintCell(Graphics g, Rectangle cellRect, int row, int column) {
    int spacingHeight = table.getRowMargin();
    int spacingWidth = table.getColumnModel().getColumnMargin();

    Color c = g.getColor();
    g.setColor(table.getGridColor());
    g.drawRect(cellRect.x, cellRect.y, cellRect.width - 1,
        cellRect.height - 1);
    g.setColor(c);

    cellRect.setBounds(cellRect.x + spacingWidth / 2, cellRect.y
        + spacingHeight / 2, cellRect.width - spacingWidth,
        cellRect.height - spacingHeight);

    if (table.isEditing() && table.getEditingRow() == row
        && table.getEditingColumn() == column) {
      Component component = table.getEditorComponent();
      component.setBounds(cellRect);
      component.validate();
    } else {
      TableCellRenderer renderer = table.getCellRenderer(row, column);
      Component component = table.prepareRenderer(renderer, row, column);

      if (component.getParent() == null) {
        rendererPane.add(component);
      }
      rendererPane.paintComponent(g, component, table, cellRect.x,
          cellRect.y, cellRect.width, cellRect.height, true);
    }
  }
}

class AttributiveCellRenderer extends JLabel implements TableCellRenderer {
  protected static Border noFocusBorder;

  public AttributiveCellRenderer() {
    noFocusBorder = new EmptyBorder(1, 2, 1, 2);
    setOpaque(true);
    setBorder(noFocusBorder);
  }

  public Component getTableCellRendererComponent(JTable table, Object value,
      boolean isSelected, boolean hasFocus, int row, int column) {
    Color foreground = null;
    Color background = null;
    Font font = null;
    TableModel model = table.getModel();
    if (model instanceof AttributiveCellTableModel) {
      CellAttribute cellAtt = ((AttributiveCellTableModel) model)
          .getCellAttribute();
      if (cellAtt instanceof ColoredCell) {
        foreground = ((ColoredCell) cellAtt).getForeground(row, column);
        background = ((ColoredCell) cellAtt).getBackground(row, column);
      }
      if (cellAtt instanceof CellFont) {
        font = ((CellFont) cellAtt).getFont(row, column);
      }
    }
    if (isSelected) {
      setForeground((foreground != null) ? foreground : table
          .getSelectionForeground());
      setBackground(table.getSelectionBackground());
    } else {
      setForeground((foreground != null) ? foreground : table
          .getForeground());
      setBackground((background != null) ? background : table
          .getBackground());
    }
    setFont((font != null) ? font : table.getFont());

    if (hasFocus) {
      setBorder(UIManager.getBorder("Table.focusCellHighlightBorder"));
      if (table.isCellEditable(row, column)) {
        setForeground((foreground != null) ? foreground : UIManager
            .getColor("Table.focusCellForeground"));
        setBackground(UIManager.getColor("Table.focusCellBackground"));
      }
    } else {
      setBorder(noFocusBorder);
    }
    setValue(value);
    return this;
  }

  protected void setValue(Object value) {
    setText((value == null) ? "" : value.toString());
  }

}

class TextPreviewLabel extends JLabel {
  private String sampleText = "  Sample Text  Sample Text  ";

  boolean isForgroundSelection;

  public TextPreviewLabel() {
    this(Color.black, Color.white, true);
  }

  public TextPreviewLabel(Color fore, Color back, boolean isForgroundSelection) {
    setOpaque(true);
    setForeground(fore);
    setBackground(back);
    this.isForgroundSelection = isForgroundSelection;
    setText(sampleText);
  }

  public void setForeground(Color col) {
    if (isForgroundSelection) {
      super.setForeground(col);
    } else {
      super.setBackground(col);
    }
  }

}

class ColorChooserDialog extends JDialog {
  private Color initialColor;

  private Color retColor;

  private JColorChooser chooserPane;

  public ColorChooserDialog(Component c, String title,
      final JColorChooser chooserPane) {
    super(JOptionPane.getFrameForComponent(c), title, true);
    setResizable(false);

    this.chooserPane = chooserPane;

    String okString = UIManager.getString("ColorChooser.okText");
    String cancelString = UIManager.getString("ColorChooser.cancelText");
    String resetString = UIManager.getString("ColorChooser.resetText");

    Container contentPane = getContentPane();
    contentPane.setLayout(new BorderLayout());
    contentPane.add(chooserPane, BorderLayout.CENTER);

    JPanel buttonPane = new JPanel();
    buttonPane.setLayout(new FlowLayout(FlowLayout.CENTER));
    JButton okButton = new JButton(okString);
    getRootPane().setDefaultButton(okButton);
    okButton.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
        retColor = chooserPane.getColor();
        setVisible(false);
      }
    });
    buttonPane.add(okButton);

    JButton cancelButton = new JButton(cancelString);
    cancelButton.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
        retColor = null;
        setVisible(false);
      }
    });
    buttonPane.add(cancelButton);

    JButton resetButton = new JButton(resetString);
    resetButton.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
        chooserPane.setColor(initialColor);
      }
    });
    buttonPane.add(resetButton);
    contentPane.add(buttonPane, BorderLayout.SOUTH);

    pack();
    setLocationRelativeTo(c);
    addWindowListener(new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        setVisible(false);
      }
    });
  }

  public Color getColor() {
    return retColor;
  }

}

class TextColorChooser extends JColorChooser {

  public TextColorChooser(Color target, Color reference,
      boolean isForgroundSelection) {
    super(target);
    if (isForgroundSelection) {
      setPreviewPanel(new TextPreviewLabel(target, reference,
          isForgroundSelection));
    } else {
      setPreviewPanel(new TextPreviewLabel(reference, target,
          isForgroundSelection));
    }
    updateUI();
  }

  public Color showDialog(Component component, String title) {
    ColorChooserDialog dialog = new ColorChooserDialog(component, title,
        this);
    dialog.show();
    Color col = dialog.getColor();
    dialog.dispose();
    return col;
  }

}

           
         
  








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