private void btnLayoutSaveChange_Click(object sender, EventArgs e)
{
dgvPosition.SelectAll();
foreach (DataGridViewCell cell in dgvPosition.SelectedCells)
{
Position p = cell.Value as Position;
if (p == null)
{
continue;
}
bllPos.ChangePositionType(p.Id, p.PositionTypeId);
}
}
