//Retrieves seleceted Dessert to be added to the total order list
private void dessertCbBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
StoreGoods_Desserts selectedItem = null;
selectedItem = (StoreGoods_Desserts)dessertCbBox.SelectedItem;
newItem = new StoreGoods();
if (selectedItem != null && !refreshOrderList(false, selectedItem.DessertName, true))
{
newItem.PurchaseName = selectedItem.DessertName;
newItem.PurchaseCategory = selectedItem.DessertCategory;
newItem.PurchasePrice = selectedItem.DessertPrice;
newItem.Quantity = 1;
newItemList.Add(newItem);
BillCalculatorXMAL.Items.Add(newItem);
}
else if (selectedItem != null)
{
refreshOrderList(true, selectedItem.DessertName, false);
}
//Clear Combobox
dessertCbBox.SelectedIndex = -1;
}
//When Remove Button Is clicked
void RemoveRow(object sender, RoutedEventArgs e)
{
for (var vis = sender as Visual; vis != null; vis = VisualTreeHelper.GetParent(vis) as Visual)
{
if (vis is DataGridRow)
{
var row = (DataGridRow)vis;
if (row.IsSelected == true)
{
StoreGoods selectedForDelete = (StoreGoods)row.Item;
refreshOrderList(false, selectedForDelete.PurchaseName, false);
}
}
}
}
//Caluclates total by adding all the orders which were passed and added to the list
private void Button_Click(object sender, RoutedEventArgs e)
{
double total = 0;
foreach (StoreGoods items in newItemList)
{
total += items.PurchasePrice * items.Quantity;
}
StoreGoods finalOrder = new StoreGoods();
subtotalTxt.Text = "$" + total.ToString();
taxTxt.Text = finalOrder.calculateTax(total).ToString();
grandTotalTxt.Text = finalOrder.calculateGrandTotal(total).ToString();
}
