editor1.setEditor(spinner, item, 1);
final CCombo combo = new CCombo(tree, SWT.BORDER | SWT.READ_ONLY);
combo.setItems(new String[] { "default", Boolean.toString(true), Boolean.toString(false) }); //$NON-NLS-1$
combo.setText(item.getText(2));
combo.pack();
combo.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
if (item.getChecked()) {
item.setText(2, combo.getText());
// fTab.updateLaunchConfigurationDialog();