public void btnAddItem_Click(object sender, EventArgs e)
{
if (listMenu.SelectedIndex < 0)
{
MessageBox.Show("Please select the menu item to add");
return;
}
totalcost = 0;
if (menuitem == null)
{
menuitem = listMenu.SelectedItem as CoffeShop.Lib.MenuItem;
}
menuitems.Add(menuitem);
foreach (CoffeShop.Lib.MenuItem menuItem in menuitems)
{
if (menuItem != null)
{
totalcost = totalcost + menuItem.BaseCost;
}
}
txtTotalCost.Text = Convert.ToString(totalcost);
menuitem = null;
}
private void btnAddAdditions_Click_1(object sender, EventArgs e)
{
if (menuitem == null)
{
menuitem = listMenu.SelectedItem as CoffeShop.Lib.MenuItem;
}
string text = lbxMenuAdditions.GetItemText(lbxMenuAdditions.SelectedItem);
if (text == "Milk")
{
menuitem = new Milk(menuitem);
}
if (text == "Sugar")
{
menuitem = new Suggar(menuitem);
}
if (text == "Sweetener")
{
menuitem = new Sweetener(menuitem);
}
if (text == "Cheese")
{
menuitem = new Cheese(menuitem);
}
if (text == "Lettuce")
{
menuitem = new Lettuce(menuitem);
}
if (text == "Mayo")
{
menuitem = new Mayo(menuitem);
}
if (text == "Tomato")
{
menuitem = new Tomato(menuitem);
}
}