// Click en el botón "Intro" para añadir un producto a la lista del pedido
private void btnIntro_Click(object sender, RoutedEventArgs e)
{
if (listVProducts.SelectedIndex != -1)
{
NewOrderItem order = new NewOrderItem();
order.Id = listVOrders.Items.Count + 1;
order.Product = listVProducts.SelectedItem.ToString();
if (txtbOperation.Text != "")
{
order.Amount = Convert.ToInt16(txtbOperation.Text);
txtbOperation.Text = "";
}
else
{
order.Amount = 1;
}
if (listVOrders.Items.Contains(order))
{
((NewOrderItem)listVOrders.Items[listVOrders.Items.IndexOf(order)]).Amount =
((NewOrderItem)listVOrders.Items[listVOrders.Items.IndexOf(order)]).Amount +
order.Amount;
listVOrders.Items.Refresh();
}
else
{
listVOrders.Items.Add(order);
}
}
if (listVOrders.Items.Count > 0)
{
btnAccept.IsEnabled = true;
}
}
// Dos productos son iguales si tienen el mismo nombre
public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
if (obj.GetType() != typeof(NewOrderItem))
{
return(false);
}
NewOrderItem o = (NewOrderItem)obj;
return(product.Equals(o.Product));
}