docs: function () {
              this.enableChange();
              if (!fieldName)
                  return this.enable;
              var fieldEnable = this.getRowMeta(fieldName, 'enable')
              if (typeof fieldEnable == 'undefined' || fieldEnable == null)
                  fieldEnable = true;
              return fieldEnable && this.enable
  //				return this.enable && (this.getMeta(fieldName, 'enable') || false)
          }