dialog в классе

[Emka]

Есть класс в котором прописан диалог

protected Object dialog(DialogRunbase _dialog, boolean _forceOnClient)
{
     DialogGroup              dialogGroup;
     FormBuildDataSource      formBuildDataSource;
     FormBuildGridControl     formBuildGridControl;
     FormBuildStringControl   formBuildStringControl;
     FormBuildRealControl     formBuildRealControl;
     FormBuildCheckBoxControl formBuildCheckBoxControl;
     DialogGroup              dlgGroup;

     DialogGroup              dlgGrpVisibleSpecifications;
     DialogGroup              dlgGrpVisibleNomenklatures;

     #define.GridControlWidth(800)
     #define.GridControlHeight(120)

     ;
     _dialog = Dialog::newFormnameRunbase(formstr(TranscriptMCDialog_ZTR), this);
     dialog = super(_dialog, true,true);

     dialog.caption(this.caption());

     dialogGroup = dialog.addGroup("");
     dialogGroup.columns(2);

    _transscriptFld = dialog.addFieldValueEx_ZTR(typeid(RMZId_ZTR),_rmzId);
    _transscriptFld.allowEdit(false);

    _itemIdFld = dialog.addFieldValueEx_ZTR(typeid(ItemId), _itemId, '@SYS72708', '@SYS72708',false, '_ItemIdFld');
    _itemIdFld.valueMustExist_ZTR(DialogFieldValueMustExist_ZTR::Yes);
    _itemIdFld.allowEdit(false);

    _itemNameFld = dialog.addFieldValueEx_ZTR(typeid(ItemName),_itemName);
    _itemNameFld.allowEdit(false);

    _addNodeFld = dialog.addFieldValueEx_ZTR(typeid(NoYes), _isAddNode, "Создать новую строку", "Создать новую строку",false,'_addNodeFld');

    _numFld = dialog.addFieldValueEx_ZTR(typeid(RmzBomItemNum),_num,@"Добавить узел в строку", @"Добавить узел в строку",false,'_NumFld');
    _numFld.valueMustExist_ZTR(DialogFieldValueMustExist_ZTR::Yes);
    _numFld.mandatory_ZTR(1);
    _numFld.displayLength(30);
    _numFld.enabled(!_isAddNode);

    _addNodeFld1 = dialog.addFieldValueEx_ZTR(typeid(NoYes), _isAddNode, "Новый объект", "Новый объект",false,'_addNodeFld1'); 

     dlgGrpVisibleSpecifications  = dialog.addGroup("@SYS3076");
     dlgGrpVisibleSpecifications.frameOptionButton(FormFrameOptionButton::Hide);
     dlgGrpVisibleSpecifications.optionValue(_bomVisible);
     dlgGrpVisibleSpecifications.hideIfEmpty(false);

     formBuildDataSource = dialog.form().dataSource(3);

     formBuildDataSource.autoQuery(true);
     formBuildDataSource.autoSearch(false);
     formBuildDataSource.table(tablenum(TmpBOMWrkTreeBom_ZTR));
     formBuildGridControl = dialog.curFormGroup().addControl(FormControlType::Grid, "ItemsGrid");
     formBuildGridControl.dataSource(formBuildDataSource.name());

     #if.GridControlWidth
        formBuildGridControl.width(#GridControlWidth, -1);
     #endif

     #if.GridControlHeight
        formBuildGridControl.height(#GridControlHeight, -1);
     #endif

[B]     formBuildDataSource.counterField(fieldnum(TmpBOMWrkTreeBom_ZTR, DataType));
     formBuildRealControl = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeBom_ZTR, DataType));
     formBuildRealControl.autoDeclaration(noyes::Yes);
  //   formBuildRealControl.visible(false);[/B]

     formBuildDataSource.counterField(fieldnum(TmpBOMWrkTreeBom_ZTR, Num));
     formBuildRealControl = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeBom_ZTR, Num));
     formBuildRealControl.name("Num");
     formBuildRealControl.width(70);

     formBuildStringControl = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeBom_ZTR, ItemId));
     formBuildStringControl.lookupButton();
     formBuildStringControl.width(150);
     formBuildStringControl.name("ItemId");

     formBuildStringControl = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeBom_ZTR, ItemId));
     formBuildStringControl.dataField(0);
     formBuildStringControl.dataMethod("ItemName");
     formBuildStringControl.width(200);

     formBuildRealControl   = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeBom_ZTR, QtyCoeff));
     formBuildStringControl.name("QtyCoeff");

     formBuildStringControl   = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeBom_ZTR, WrkCtrIssueId));
     formBuildStringControl.name("WrkCtrGroupId2");
     formBuildStringControl.width(150);
     formBuildStringControl.label("Цех выпуска");

     formBuildRealControl   = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeBom_ZTR, bomSchemeCode));
     formBuildStringControl.name("SchemeCode");

     dlgGrpVisibleSpecifications  = dialog.addGroup("@ZTR5737");
     dlgGrpVisibleSpecifications.frameOptionButton(FormFrameOptionButton::Hide);
     dlgGrpVisibleSpecifications.optionValue(_itemVisible);

     dlgGrpVisibleSpecifications.hideIfEmpty(false);

     formBuildDataSource = dialog.form().dataSource(2);
     formBuildDataSource.autoQuery(true);
     formBuildDataSource.autoSearch(false);
     formBuildDataSource.insertIfEmpty(false);
     formBuildDataSource.table(tablenum(TmpBOMWrkTreeNotUsedItems_ZTR));
     formBuildGridControl = dialog.curFormGroup().addControl(FormControlType::Grid, "NotUsedItemsGrid");
     formBuildGridControl.dataSource(formBuildDataSource.name());

     #if.GridControlWidth
        formBuildGridControl.width(#GridControlWidth, -1);
     #endif

     #if.GridControlHeight
        formBuildGridControl.height(#GridControlHeight, -1);
     #endif

     formBuildRealControl = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeNotUsedItems_ZTR, Num));
     formBuildRealControl.name("NotUsedItemsNum");
     formBuildRealControl.lookupButton(FormLookupButton::Always);
     formBuildRealControl.width(100);

     formBuildStringControl = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeNotUsedItems_ZTR, ItemId));
     formBuildStringControl.width(150);

     formBuildStringControl = formBuildGridControl.addDataField(formBuildDataSource.id(), fieldnum(TmpBOMWrkTreeNotUsedItems_ZTR, ItemId));
     formBuildStringControl.width(200);
     formBuildStringControl.dataField(0);
     formBuildStringControl.dataMethod("ItemName");


     return dialog;
}

на DialogField _addNodeFld1 навешан modified.
Можно ли при изменении значения в addNodeFld1 менять автоматически значение в поле грида - DataType.

Все DataSource укзаны в самой форме, которую вызывает этот класс.