public void stateChanged(ChangeEvent e) {        JRadioButton btn =  (JRadioButton)e.getSource();        if (btnNoLookup.isSelected()) {            cmbWidget.setEnabled(false);            localRefTable.setEnabled(false);            cmbGlobalRef.setEnabled(false);            colProps.remove(colProps.element("value"));        } else if (btnGlobalRef.isSelected()) {            localRefTable.setEnabled(false);            cmbWidget.setEnabled(true);            cmbGlobalRef.setEnabled(true);        } else if (btnLocalRef.isSelected()) {            localRefTable.setEnabled(true);            cmbWidget.setEnabled(true);            cmbGlobalRef.setEnabled(false);            if (colProps.element("value") != null) {                columnModel = new ColumnValuesModel(colProps.element("value"));            } else {                columnModel = new ColumnValuesModel(colProps.addElement("value"));            }            localRefTable.setModel(columnModel);        }    }    private void clearForm() {        /*            Set values to defaults        */        colName.setText("");        colTitle.setText("");        colType.setSelectedIndex(1);        chkRequired.setSelected(false);        maxLength.setValue(new Integer(20));        colMask.setText("");        maskMsg.setText("");        props.clear();    }    private void setElement(Element parent, String elementName, String value )  {          if (parent.element(elementName) != null) {              if (value.trim().length() ==0)                parent.element(elementName).detach();              else                parent.element(elementName).setText(value);          } else {             if (value.trim().length() !=0)                parent.addElement(elementName).setText(value);          }    }    public void doSave() {        colProps.element("name").setText(colName.getText());        colProps.element("title").setText(colTitle.getText());        colProps.element("type").setText((String) colType.getSelectedItem());        this.setElement(colProps, "sql-name", sqlName.getText());        //validation        Element validation = colProps.element("validation");        validation.clearContent();        if (chkRequired.isSelected()) {            validation.addElement("required").setText("true");        } else {            validation.addElement("required").setText("false");        }        if (colMask.getText().trim().length() > 1) {          validation.addElement("mask").setText(colMask.getText());          validation.addElement("maskmsg").setText(maskMsg.getText());        }        if (colType.getSelectedItem().equals("string")) {            validation.addElement("min-length").setText(minLength.getValue().toString());            validation.addElement("max-length").setText(maxLength.getValue().toString());        }        if (btnGlobalRef.isSelected())  {            this.setElement(colProps.element("value"), "widget",(String)cmbWidget.getSelectedItem());            this.setElement(colProps.element("value"), "global-value-ref",(String)cmbGlobalRef.getSelectedItem());        } else if (btnNoLookup.isSelected()) {            colProps.remove(colProps.element("value"));        } else if (btnLocalRef.isSelected()) {            this.setElement(colProps.element("value"), "widget",(String)cmbWidget.getSelectedItem());        }         // clear emtpy choices          Collection emptys = colProps.selectNodes("//choice[code='']");          Iterator itr = emptys.iterator();            while (itr.hasNext()) {                ((Element)itr.next()).detach();            }       System.out.println(this.Title + " Saved");    }    private void handleMouseEvent(MouseEvent evt) {    }    public void mousePressed(MouseEvent evt) {        handleMouseEvent(evt);    }    public void mouseReleased(MouseEvent evt) {        handleMouseEvent(evt);    }    public void mouseClicked(MouseEvent e) {    }    public void mouseEntered(MouseEvent e) {    }    public void mouseExited(MouseEvent e) {    }    private JPanel beanPanel;    private JTextField colName;    private JTextField colTitle;    private JTextField sqlName;    private JComboBox colType;    private JTextField colFormat;    private JCheckBox chkRequired;    private JSpinner minLength;    private JSpinner maxLength;    private JTextField colMask;    private JTextField maskMsg;    private JRadioButton btnNoLookup;    private JRadioButton btnGlobalRef;    private JRadioButton btnLocalRef;    private JComboBox cmbGlobalRef;    private JComboBox cmbWidget;    private ColumnValuesModel columnModel;    private JTable localRefTable;    private Map props;  //  private JButton cmdSave;  //  private JButton cmdCancel;    private ConfigManager cm;    private Element colProps;}class ColumnValuesModel extends AbstractTableModel {    /**     * Constructs an AppList table model.     * @param _choices the Element the Represents a choices Object     */    public ColumnValuesModel(Element _choices) {        choices = _choices;        relPath = choices.getUniquePath();        if (getRowCount() < 1)            addChoice("", "");  //Add empty item for Data entry        this.fireTableRowsInserted(0, getRowCount());        //this.requestRefresh();    }    public int getRowCount() {        return choices.selectNodes(relPath + "/choice").size();    }    public boolean isCellEditable(int rowIndex, int columnIndex) {        return true;    }    public void requestRefresh() {        /* Used to refresh the table */        super.fireTableDataChanged();    }    public int getColumnCount() {        return 2;    }    public void addChoice(String newTitle, String newPath) {        Element item = choices.addElement("choice");            item.addElement("code").setText(newTitle);            item.addElement("display").setText(newPath);    }    public Object getValueAt(int r, int c) {        Element el =  (Element)choices.selectNodes(relPath + "/choice").get(r);        switch (c) {            case 0:                return el.elementText("code");            case 1:                return el.elementText("display");        }        return el.getText();    }    public void setValueAt(Object aValue, int r, int c) {        List list =  choices.selectNodes(relPath + "/choice");        if (((String)aValue).length() == 0 && r != list.size() - 1) {                Element e = (Element)list.get(r);                e.detach();				fireTableRowsDeleted(r,r);		}        Element el =  (Element)list.get(r);        switch (c) {                case 0:                    el.element("code").setText((String)aValue);                    break;                case 1:                    el.element("display").setText((String)aValue);                    break;            }       // el.setText((String)aValue);         if (r == list.size() - 1) {					 this.addChoice("", "");                  	 fireTableRowsInserted(r + 1, r + 1);		}    }    public String getColumnName(int c) {        switch (c) {            case 0:                return "Code";            case 1:                return "Display";        }        return "no value dude";    }    private Element choices;    String relPath = "";}