message: Use ComboBox::isItemSelected() in FactoryReport
diff: @@ -436,7 +436,7 @@ void FactoryReport::lstProductsSelectionChanged()
  void FactoryReport::cboFilterByProductSelectionChanged()
  {
  - if (cboFilterByProduct.currentSelection() == constants::NO_SELECTION) { return; }
  + if (!cboFilterByProduct.isItemSelected()) { return; }
  filterButtonClicked(false);
  fillFactoryList(static_cast<ProductType>(cboFilterByProduct.selectionTag()));
  }
  