/**
  * @return string
  * @throws NotSupportedException if the valueElementType is null
  */
 protected function getAttributeContent()
 {
     $shouldSetValueContent = $this->renderShouldSetValueContent();
     $content = null;
     ZurmoHtml::resolveDivWrapperForContent($shouldSetValueContent, $content, 'dynamic-action-attribute-should-set-value');
     ZurmoHtml::resolveDivWrapperForContent($this->model->getDisplayLabel(), $content, 'dynamic-row-label');
     $content .= $this->resolveTypeAndValueContent();
     return $content;
 }