on InitializeRowEvent I assign UltraControlContainerEditor to EditorComponent of cell. its added successfully. but the problem is that control show only when we mouse over it or click on sell.
e.g dropdown or any control .
i am adding in following way .
UltraControlContainerEditor uce= new UltraControlContainerEditor();
Infragistics.Win.UltraWinEditors.UltraComboEditor cmb = new Infragistics.Win.UltraWinEditors.UltraComboEditor();
cmb.Items.Add(lstItem);
cmb.DropDownStyle = DropDownStyle.DropDownList;
uce.EditingControl = (Control)cmb
e.Row.Cells["Answer"].EditorComponent = uce;