private void Button_Click(object sender, RoutedEventArgs e)
{
string make = txbMake.Text;
string model = txbModel.Text;
string color = txbColor.Text;
double price = Convert.ToDouble(txbPrice.Text);
ListHolder.GetInstance().AddVroom(new Vroom(make, model, price, color, 0));
}
//ensures only one thread of the method that creates the instance to run
public static ListHolder getInstance()
{
if (instance == null)
{
lock (padlock)
{
if (instance == null)
{
instance = new ListHolder();
}
}
}
return(instance);
}
private void btnRemove_Click(object sender, RoutedEventArgs e)
{
ListHolder.GetInstance().Vrooms.Remove((Vroom)lsbVrooms.SelectedItem);
}
public MainWindow()
{
InitializeComponent();
lsbVrooms.ItemsSource = ListHolder.GetInstance().Vrooms;
btnRemove.IsEnabled = false;
}
public ReportWindow()
{
InitializeComponent();
rtbReport.AppendText(ListHolder.GetInstance().Report());
}