TUnimCustomListHelper in TUnimDBListGrid.OnClickHold

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How to use TUnimCustomListHelper in TUnimDBListGrid.OnClickHold?

No documentation http://www.unigui.com/doc/online_help/api/!!MEMBERTYPE_Properties_unimList_TUnimCustomListHelper.html

No demos.

 

procedure TfmmSearchResults.dbgResClickHold(Sender: TObject);
begin

    ob_id   := TUnimDBListGrid(sender ??? ).DataSource.DataSet.FieldByName('ID').AsInteger;
    id_type := TUnimDBListGrid(sender ??? ).DataSource.DataSet.FieldByName('ID_TYPE').AsInteger;

end;

thanx a lot

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??

[Sherzod]

Hi, 

Please explain again what you wanted?

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How to get DataSource property from sender?

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And I would like to understand and know what TUnimCustomListHelper is and how it can be used?