docs: function (recursive) {
                  if (recursive) {
                      var content = this._content;
                      for (var i = 0, len = content.length; i < len; i++) {
                          if (content[i].refreshProcessingIndicator) {
                              content[i].refreshProcessingIndicator(true);
                          } else if (content[i].behavior && content[i].behavior.subTplCtxt) {
                              content[i].behavior.subTplCtxt.refreshProcessingIndicator();
                          }
                      }
                  }
                  var processing = this._processing, isBound = !!processing;
  
                  if (isBound && processing.inside[processing.to]) {
                      // Display the loading indicator
                      this._setProcessingIndicatorWithDefaultOptions(true);
                  }
              }