private void Form5_Load(object sender, EventArgs e)
{
db = new centrEntities();
db.Configuration.ProxyCreationEnabled = false;
db.Configuration.LazyLoadingEnabled = false;
orderBindingSource.DataSource = db.order.ToList();
}
private void FillCombobox()
{
using (centrEntities c = new centrEntities())
{
comboService.DataSource = c.service.ToList();
comboService.ValueMember = "serviceID";
comboService.DisplayMember = "name";
}
}
private void comboService_SelectedIndexChanged(object sender, EventArgs e)
{
if (comboService.SelectedValue != null)
{
using (centrEntities c = new centrEntities())
{
var price = (from serv in c.service
where serv.serviceID == Convert.ToInt32(comboService.SelectedValue)
select serv.price).SingleOrDefault();
TextPriceName.Text = price.ToString();
}
}
}
