jtable.java

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      // TODO Auto-generated method stub
      
    }

    public Accessible getAccessibleColumnDescription(int c)
    {
      // TODO Auto-generated method stub
      return null;
    }

    public void setAccessibleColumnDescription(int c, Accessible description)
    {
      // TODO Auto-generated method stub
      
    }

    public boolean isAccessibleSelected(int r, int c)
    {
      // TODO Auto-generated method stub
      return false;
    }

    public boolean isAccessibleRowSelected(int r)
    {
      // TODO Auto-generated method stub
      return false;
    }

    public boolean isAccessibleColumnSelected(int c)
    {
      // TODO Auto-generated method stub
      return false;
    }

    public int[] getSelectedAccessibleRows()
    {
      // TODO Auto-generated method stub
      return null;
    }

    public int[] getSelectedAccessibleColumns()
    {
      // TODO Auto-generated method stub
      return null;
    }

    /**
     * Returns the accessible row at the specified index.
     *
     * @param index the index for which to query the row
     *
     * @return the row number at the specified table index
     */
    public int getAccessibleRowAtIndex(int index)
    {
      // TODO: Back this up by a Mauve test and update API docs accordingly.
      return index / getColumnCount();
    }

    /**
     * Returns the accessible column at the specified index.
     *
     * @param index the index for which to query the column
     *
     * @return the column number at the specified table index
     */
    public int getAccessibleColumnAtIndex(int index)
    {
      // TODO: Back this up by a Mauve test and update API docs accordingly.
      return index % getColumnCount();
    }

    /**
     * Returns the accessible child index at the specified column and row.
     *
     * @param row the row
     * @param column the column
     *
     * @return the index of the accessible child at the specified row and
     *         column
     */
    public int getAccessibleIndexAt(int row, int column)
    {
      // TODO: Back this up by a Mauve test and update API docs accordingly.
      return row * getColumnCount() + column;
    }
  }
  /**
   * Handles property changes from the <code>TableColumn</code>s of this
   * <code>JTable</code>.
   *
   * More specifically, this triggers a {@link #revalidate()} call if the
   * preferredWidth of one of the observed columns changes.
   */
  class TableColumnPropertyChangeHandler implements PropertyChangeListener
  {
    /**
     * Receives notification that a property of the observed TableColumns has
     * changed.
     * 
     * @param ev the property change event
     */
    public void propertyChange(PropertyChangeEvent ev)
    {
      if (ev.getPropertyName().equals("preferredWidth"))
        {
          JTableHeader header = getTableHeader();
          if (header != null)
            // Do nothing if the table is in the resizing mode.
            if (header.getResizingColumn() == null)
              {
                TableColumn col = (TableColumn) ev.getSource();
                header.setResizingColumn(col);
                doLayout();
                header.setResizingColumn(null);
              }
        }
    }
  }

  /**
   * A cell renderer for boolean values.
   */
  private class BooleanCellRenderer
    extends DefaultTableCellRenderer
  {
    /**
     * The CheckBox that is used for rendering.
     */
    private final JCheckBox checkBox = new JCheckBox();
   
    /**
     * Get the check box.
     */
    JCheckBox getCheckBox()
    {
      return checkBox;
    }

    /**
     * Returns the component that is used for rendering the value.
     * 
     * @param table the JTable
     * @param value the value of the object
     * @param isSelected is the cell selected?
     * @param hasFocus has the cell the focus?
     * @param row the row to render
     * @param column the cell to render
     * @return this component (the default table cell renderer)
     */
    public Component getTableCellRendererComponent(JTable table, Object value,
                                                   boolean isSelected,
                                                   boolean hasFocus, int row,
                                                   int column)
    {
      if (isSelected)
        {
          checkBox.setBackground(table.getSelectionBackground());
          checkBox.setForeground(table.getSelectionForeground());
        }
      else
        {
          checkBox.setBackground(table.getBackground());
          checkBox.setForeground(table.getForeground());
        }

      if (hasFocus)
        {
          checkBox.setBorder(
            UIManager.getBorder("Table.focusCellHighlightBorder"));
          if (table.isCellEditable(row, column))
            {
              checkBox.setBackground(
                UIManager.getColor("Table.focusCellBackground"));
              checkBox.setForeground(
                UIManager.getColor("Table.focusCellForeground"));
            }
        }
      else
        checkBox.setBorder(BorderFactory.createEmptyBorder(1, 1, 1, 1));

      // Null is rendered as false.
      if (value == null)
        checkBox.setSelected(false);
      else
        {
          Boolean boolValue = (Boolean) value;
          checkBox.setSelected(boolValue.booleanValue());
        }
      return checkBox;
    }
  }

  /**
   * A cell renderer for Date values.
   */
  private class DateCellRenderer
    extends DefaultTableCellRenderer
  {
    /**
     * Returns the component that is used for rendering the value.
     *
     * @param table the JTable
     * @param value the value of the object
     * @param isSelected is the cell selected?
     * @param hasFocus has the cell the focus?
     * @param row the row to render
     * @param column the cell to render
     * 
     * @return this component (the default table cell renderer)
     */
    public Component getTableCellRendererComponent(JTable table, Object value,
                                                   boolean isSelected,
                                                   boolean hasFocus, int row,
                                                   int column)
    {
      super.getTableCellRendererComponent(table, value, isSelected, hasFocus,
                                          row, column);
      if (value instanceof Date)
        {
          Date dateValue = (Date) value;
          DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT);
          setText(df.format(dateValue));
        }
      return this;
    }
  }

  /**
   * A cell renderer for Double values.
   */
  private class DoubleCellRenderer
    extends DefaultTableCellRenderer
  {
    /**
     * Creates a new instance of NumberCellRenderer.
     */
    public DoubleCellRenderer()
    {
      setHorizontalAlignment(JLabel.RIGHT);
    }

    /**
     * Returns the component that is used for rendering the value.
     *
     * @param table the JTable
     * @param value the value of the object
     * @param isSelected is the cell selected?
     * @param hasFocus has the cell the focus?
     * @param row the row to render
     * @param column the cell to render
     * 
     * @return this component (the default table cell renderer)
     */
    public Component getTableCellRendererComponent(JTable table, Object value,
                                                   boolean isSelected,
                                                   boolean hasFocus, int row,
                                                   int column)
    {
      super.getTableCellRendererComponent(table, value, isSelected, hasFocus,
                                          row, column);
      if (value instanceof Double)
        {
          Double doubleValue = (Double) value;
          NumberFormat nf = NumberFormat.getInstance();
          setText(nf.format(doubleValue.doubleValue()));
        }
      return this;
    }
  }

  /**
   * A cell renderer for Float values.
   */
  private class FloatCellRenderer
    extends DefaultTableCellRenderer
  {
    /**
     * Creates a new instance of NumberCellRenderer.
     */
    public FloatCellRenderer()
    {
      setHorizontalAlignment(JLabel.RIGHT);
    }

    /**
     * Returns the component that is used for rendering the value.
     *
     * @param table the JTable
     * @param value the value of the object
     * @param isSelected is the cell selected?
     * @param hasFocus has the cell the focus?
     * @param row the row to render
     * @param column the cell to render
     * 
     * @return this component (the default table cell renderer)
     */
    public Component getTableCellRendererComponent(JTable table, Object value,
                                                   boolean isSelected,
                                                   boolean hasFocus, int row,
                                                   int column)
    {
      super.getTableCellRendererComponent(table, value, isSelected, hasFocus,
                                          row, column);
      if (value instanceof Float)
        {
          Float floatValue = (Float) value;
          NumberFormat nf = NumberFormat.getInstance();
          setText(nf.format(floatValue.floatValue()));
        }
      return this;
    }
  }

  /**
   * A cell renderer for Number values.
   */
  private class NumberCellRenderer
    extends DefaultTableCellRenderer
  {
    /**
     * Creates a new instance of NumberCellRenderer.
     */
    public NumberCellRenderer()
    {
      setHorizontalAlignment(JLabel.RIGHT);
    }
  }

  /**
   * A cell renderer for Icon values.
   */
  private class IconCellRenderer
    extends DefaultTableCellRenderer
  {
    /**
     * Returns the component that is used for rendering the value.
     *
     * @param table the JTable
     * @param value the value of the object
     * @param isSelected is the cell selected?
     * @param hasFocus has the cell the focus?
     * @param row the row to render
     * @param column the cell to render
     * 
     * @return this component (the default table cell renderer)
     */
    public Component getTableCellRendererComponent(JTable table, Object value,
                                                   boolean isSelected,
                                                   boolean hasFocus, int row,
                                                   int column)
    {
      super.getTableCellRendererComponent(table, value, isSelected, hasFocus,
                                          row, column);
      if (value instanceof Icon)
        {
          Icon iconValue = (Icon) value;
          setIcon(iconValue);
          setText("");
        }
      return this;
    }
  }
  
    /**
     * The JTable text component (used in editing) always has the table
     * as its parent. The scrollRectToVisible must be adjusted taking the
     * relative component position.
     *
     * @author Audrius Meskauskas ([e-mail])
     */
    private class TableTextField extends JTextField
    {
      /**
       * Create the text field without the border.
       */
      TableTextField()
      {
        setBorder(BorderFactory.createLineBorder(getGridColor(), 2));
      }
    
      /**
       * With not this method overridden, the scroll pane scrolls to the
       * top left cornec (untranslated position of the caret) after the first
       * keystroke. 
       */
      public void scrollRectToVisible(Rectangle r)
      {
        // Do nothing here. If the editing session starts outside the visible
        // bounds, the editCellAt will scroll.
      }
    }    
  

  private static final long serialVersionUID = 3876025080382781659L;
  
  /**
   * This table, for referring identically name methods from inner classes.
   */
  final JTable this_table = this;


  /**
   * When resizing columns, do not automatically change any columns. In this
   * case the table should be enclosed in a {@link JScrollPane} in order to
   * accomodate cases in which the table size exceeds its visible area.
   */
  public static final int AUTO_RESIZE_OFF = 0;

  /**
   * When resizing column <code>i</code>, automatically change only the
   * single column <code>i+1</code> to provide or absorb excess space
   * requirements.
   */
  public static final int AUTO_RESIZE_NEXT_COLUMN = 1;

  /**
   * When resizing column <code>i</code> in a table of <code>n</code>
   * columns, automatically change all columns in the range <code>[i+1,
   * n)</code>, uniformly, to provide or absorb excess space requirements.
   */
  public static final int AUTO_RESIZE_SUBSEQUENT_COLUMNS = 2;
  
  /**
   * When resizing column <code>i</code> in a table of <code>n</code>
   * columns, automatically change all columns in the range <code>[0,
   * n)</code> (with the exception of column i) uniformly, to provide or
   * absorb excess space requirements.
   */
  public static final int AUTO_RESIZE_ALL_COLUMNS = 4;

  /**
   * When resizing column <code>i</code> in a table of <code>n</code>
   * columns, automatically change column <code>n-1</code> (the last column
   * in the table) to provide or absorb excess space requirements.
   */
  public static final int AUTO_RESIZE_LAST_COLUMN = 3;

  /**
   * A table mapping {@link java.lang.Class} objects to 
   * {@link TableCellEditor} objects. This table is consulted by the 
   * FIXME
   */
  protected Hashtable defaultEditorsByColumnClass;