code: @Override
      protected void initModel() {
          super.initModel();
  
          final InnerComponent<StackModel> stack = CBuilder.innerComponent(StackModel.class, FXMLPage.class);
          this.stackModel = findInnerComponent(stack);
          // stackModel = getModel(StackModel.class, FXMLPage.class);
  
      }
docs: {@inheritDoc}