/// <summary>
/// The button to admit the guest.
/// </summary>
/// <param name="sender"> Not available.</param>
/// <param name="e"> The parameter is not used.</param>
private void admitGuestButton_Click(object sender, RoutedEventArgs e)
{
// Create a guest.
Guest guest = new Guest("Ethel", 42, 30, "Salmon");
// Sell the ticket to the guest.
BoothItems.Ticket ticket = this.comoZoo.SellTicket(guest);
}
/// <summary>
/// The button to admit the guest.
/// </summary>
/// <param name="sender"> Not available.</param>
/// <param name="e"> The parameter is not used.</param>
private void admitGuestButton_Click(object sender, RoutedEventArgs e)
{
// Create a guest.
Guest guest = new Guest("Ethel", 42, 30, "Salmon");
// Sell the ticket to the guest.
BoothItems.Ticket ticket = this.zoo.SellTicket(guest);
try
{
this.zoo.AddGuest(guest, ticket);
}
catch (NullReferenceException ex)
{
MessageBox.Show(ex.Message);
}
this.PopulateGuestListBox();
}