if (shouldStartEditingTimer(event)) startEditingTimer();
  public boolean isCellEditable(EventObject event)  {     // FIXME: add canedit and caneditimmediately to if.        if (editingComponent == null)      configureEditingComponent(tree, renderer, realEditor);        if (realEditor.isCellEditable(event))  {        prepareForEditing();        return true;      }    return false;  }