code: @Override
      public int getTableColumnCount() throws WidgetException {
          try {
              return getTableHeaders().size();
          } catch (Exception e) {
              throw new WidgetException("Error while getting table headers", generateXPathLocator(), e);
          }
      }
docs: /*
  (non-Javadoc)
  
  @see qc.automation.framework.widget.ITable#getTableColumnCount()