or
Dim iRow As Integer = PoolGrid.Rows.IndexOf(PoolGrid.CurrentRow)
If iKey = 2097184 Then 'SPACE PoolGrid.Rows(iRow).IsSelected = True PoolGrid.Rows(iRow).IsCurrent = True PoolGrid.SelectedRows.Add(PoolGrid.CurrentRow) PoolGrid.Update() PoolGrid.CurrentRow.VisualElement.RowVisualState = Telerik.WinControls.UI.GridRowElement.RowVisualStates.Selecteddgv_format.DataSource = dtSource; dgv_format.MasterTemplate.FilterDescriptors.Clear();FilterDescriptor filter = new FilterDescriptor();filter.PropertyName = "a_layer_number";filter.Operator = FilterOperator.IsEqualTo;filter.Value = 1 ;filter.IsFilterEditor = true;dgv_format.MasterTemplate.FilterDescriptors.Add(filter);dgv_format.Refresh();MasterTemplate .. also does not filter, does not work :dgv_format.FilterDescriptors.Add(filter);