private void AddAccessLevelToGrid()
 {
     UserGrid.Rows[SelectedRow].Cells[UsersCols.AccessLevel].Selected = true;
     UserGrid.BeginEdit(false);
     UserGrid.Rows[SelectedRow].Cells[UsersCols.AccessLevel].Value = CalcAccessLevel();
     UserGrid.EndEdit();
 }
 private void UserGrid_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
 {
     UserGrid.BeginEdit(false);
 }