C++ (Cpp) TDataSet::FindField Examples

Example #1

File: GridModeDemoMain.cpp Project: chinnyannieb/Meus-Projetos

String TGridModeDemoMainForm::GetSQLCondition(TcxGridDBTableView *AView, bool AAddFilter)
{
  String Result = "",
    AStr = "where ";
  TcxGridDBDataController *ADataController = AView->DataController;
  if (AView->IsDetail){
    AStr = " and ";
    String AFieldName = ADataController->DetailKeyFieldNames;
    String AMasterKeyFieldName = ADataController->MasterKeyFieldNames;
	TcxGridDBTableView *AMasterGridView =
      (TcxGridDBTableView*)AView->MasterGridView;
    TDataSet *AMasterDataSet = AMasterGridView->DataController->DataSet;
    Variant AMasterKeyValue = AMasterDataSet->FindField(AMasterKeyFieldName)->Value;
    Result = "where " + AFieldName + " = " + VarToStr(AMasterKeyValue);
  }
  if (AAddFilter && !ADataController->Filter->IsEmpty() && ADataController->Filter->Active)
    Result = Result + AStr + ADataController->Filter->FilterText;
  return Result;
}