private void plusButton_Click(object sender, RoutedEventArgs e)
{
if (dataGrid.SelectedIndex >= 0)
{
DishInfo dishInfo = (DishInfo)dataGrid.Items[dataGrid.SelectedIndex];
dishInfo.Quantity++;
dishInfo.Price = dishInfo.Quantity * dishInfo.UnitPrice;
dataGrid.Items.Refresh();
}
UpdatePrice();
}
public void SetData(ItemCollection itemCollection, int table)
{
listDishes = new List <DishInfo>();
foreach (DishInfo dish in itemCollection.SourceCollection.Cast <DishInfo>())
{
DishInfo monan = new DishInfo
{
DishName = dish.DishName,
Quantity = dish.Quantity,
UnitPrice = dish.UnitPrice,
Price = dish.Price
};
listDishes.Add(monan);
}
tableNumber = table.ToString("D2");
}
private void dishButton_Click(object sender, RoutedEventArgs e)
{
//Get info
Button dishButton = (Button)sender;
Grid grid = (Grid)(dishButton.Content);
TextBlock dishNameTextBlock = (TextBlock)grid.Children[1];
TextBlock priceTextBlock = (TextBlock)(((StackPanel)grid.Children[0]).Children[0]);
DishInfo dishInfo = null;
if (tables.ContainsKey(ComboBoxTableNumber.SelectedItem.ToString()))
{
dishInfo = GetDishInfo(tables[ComboBoxTableNumber.SelectedItem.ToString()], dishButton.Uid);
}
//if existed
if (dishInfo != null)
{
dishInfo.Quantity++;
dishInfo.Price = dishInfo.Quantity * dishInfo.UnitPrice;
dataGrid.Items.Refresh();
}
else //new
{
Decimal unitPrice = Decimal.Parse(priceTextBlock.Text.Remove(priceTextBlock.Text.Length - 1).Trim());
dishInfo = new DishInfo(dishButton.Uid, dishNameTextBlock.Text, 1, unitPrice, unitPrice);
dataGrid.Items.Add(dishInfo);
if (!tables.ContainsKey(ComboBoxTableNumber.SelectedItem.ToString()))
{
tables[ComboBoxTableNumber.SelectedItem.ToString()] = new ObservableCollection <DishInfo>();
}
tables[ComboBoxTableNumber.SelectedItem.ToString()].Add(dishInfo);
}
UpdatePrice();
if (ComboBoxTableNumber.SelectedIndex != 0)
{
MainWindow.Instance.UCTableChart.SetTableStatus(int.Parse(ComboBoxTableNumber.SelectedItem.ToString()), UserControlTableChart.TableStatus.Occupied);
}
}
private void MinusButton_Click(object sender, RoutedEventArgs e)
{
if (dataGrid.SelectedIndex >= 0)
{
DishInfo dishInfo = (DishInfo)dataGrid.Items[dataGrid.SelectedIndex];
dishInfo.Quantity--;
if (dishInfo.Quantity == 0)
{
dataGrid.Items.Remove(dishInfo);
tables[ComboBoxTableNumber.SelectedItem.ToString()].Remove(dishInfo);
}
else
{
dishInfo.Price = dishInfo.Quantity * dishInfo.UnitPrice;
}
dataGrid.Items.Refresh();
}
UpdatePrice();
}
