public void CreateNotification(ICollection<Inline> title, ICollection<Inline> message, Color color, TimeSpan showTime)
        {
            var notification = new NotificationView(new NotificationViewModel()
            {
                Title = title,
                Message = message,
                BarBrush = App.GetBrush(color),
            });
            notifications.Add(notification);

            notification.Show();
            PlaceNotification(notification);

            var timer = new Timer(showTime.TotalMilliseconds);
            timer.Elapsed += (sender, e) =>
            {
                timer.Stop();
                timer.Dispose();
                timers.Remove(timer);

                notification.Dispatcher.BeginInvoke(new Action(() =>
                {
                    notification.Close();
                    notifications.Remove(notification);
                }));
            };
            timers.Add(timer);
            timer.Start();
        }
        void PlaceNotification(NotificationView notification)
        {
            if (App.Current.MainWindow != null)
            {
                var source = System.Windows.PresentationSource.FromVisual(notification);
                if (source != null)
                {
                    var workArea = System.Windows.SystemParameters.WorkArea;
                    var point = source.CompositionTarget.TransformToDevice.Transform(workArea.BottomRight);

                    point.X -= notification.Width + 5;
                    point.Y -= notifications.Count * notification.Height + 5;

                    notification.Left = point.X;
                    notification.Top = point.Y;
                }
            }
        }