Ich will checkbox markieren Spalte in der gridview. Folgende codes möglich: gridSettings.PreRender = (sender, e) => { MVCxGridView gridView = sender as MVCxGridView; for (int i = 0; i < gridView.VisibleRowCount; i++) { gridView.Selection.SetSelection(i, (bool)gridView.GetRowValues(i, "IsAssigned")); }