How to: Prevent Individual Cells From Being Edited

This example shows how to prevent end-users from editing values of individual cells. In this example, end-users are not allowed to change a product's Price, if the product is discontinued.

private void view_ShowingEditor(object sender, ShowingEditorEventArgs e) {
    if (e.Column.FieldName != "UnitPrice") return;
    e.Cancel = (bool)grid.GetCellValue(e.RowHandle, "Discontinued");
}