private void ShowsBtn_Click(object sender, RoutedEventArgs e)
        {
            ShowsWindow showsWindow = new ShowsWindow(this);

            showsWindow.Owner = this;
            showsWindow.Show();
            showsWindow.Closed += (s, eventarg) =>
            {
                this.Activate();
            };
        }
 public BuyTicketWindow(ShowsWindow owner)
 {
     InitializeComponent();
     this.Owner             = owner;
     DataContext            = owner.EventListView.SelectedItem;
     SelectedEvent          = (Event)DataContext;
     SelectedShow           = DisplayInformation.GetShowFromEvent(SelectedEvent);
     ShowTitleTxtBlock.Text = SelectedShow.Name;
     DateTxtBlock.Text      = SelectedEvent.StartTime.ToString("MM-dd-yyyy");
     TimeTxtBlock.Text      = SelectedEvent.StartTime.ToString("HH:mm");
     PriceTxtBlock.Text     = SelectedShow.TicketPrice.ToString();
 }