public void clearAll()
{
this.cbProductID.Text = "";
this.txtUnitPrice.Text = "";
this.txtQty.Text = "";
this.txtDiscount.Text = "";
this.result = null;
}
public void clearForm()
{
this.cbProductID.SelectedIndex = 0;
this.txtUnitPrice.Text = "";
this.txtQty.Text = "";
this.txtUnitPrice.Text = "";
result = null;
}
protected void doAdd()
{
this.errorProvider.Clear();
this.errorProvider.Clear();
result = new Order.OrderItem();
if (cbProductID.SelectedIndex == 0)
this.errorProvider.SetError(cbProductID, "CANNOT BE EMPTY");
else
{
OrderModel.OrderDetailModel.IdItem idItem = (OrderModel.OrderDetailModel.IdItem)this.cbProductID.SelectedItem;
result.Productid = idItem.Id;
}
try
{
result.Qty = int.Parse(this.txtQty.Text);
}
catch
{
this.errorProvider.SetError(txtQty, "INVALID NUMBER");
}
try
{
result.Discount = float.Parse(this.txtDiscount.Text);
}
catch
{
this.errorProvider.SetError(txtDiscount, "INVALID VALUE");
}
try
{
result.Uinitprice = float.Parse(this.txtUnitPrice.Text);
}
catch
{
this.errorProvider.SetError(txtUnitPrice, "INVALID VALUE");
}
if (result.isValid() < 0)
{
result = null;
return;
}
this.Close();
}
private void cbProductID_SelectedIndexChanged(object sender, EventArgs e)
{
if (this.cbProductID.SelectedIndex > 0)
{
OrderModel.OrderDetailModel.IdItem idItem = (OrderModel.OrderDetailModel.IdItem)this.cbProductID.SelectedItem;
int Productid = idItem.Id;
if (model.DataSource.Rows.Count > 0)
{
Order.OrderItem tmp = new Order.OrderItem();
model.setPrimaryKey();
tmp.Productid = Productid;
DataRow r = model.DataSource.Rows.Find(Productid);
if (r != null)
{
MessageBox.Show("This product has aldready selected.\nPlease choose another or change the existing item.");
this.cbProductID.Text = "";
return;
}
}
float price = this.model.getUnitPrice(Productid);
this.txtUnitPrice.Text = price.ToString();
}
}
