private void HandleCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
if (e.Action == NotifyCollectionChangedAction.Add)
{
var replaceExisting = false;
var minWidth = 0.0;
if (currentNotification != null)
{
minWidth = currentNotification.ActualWidth;
replaceExisting = true;
RemoveOldNotification();
}
var item = e.NewItems[0] as Notification;
currentNotification = new NotificationView() { DataContext = item, MinWidth = minWidth};
currentNotification.MouseLeftButtonUp +=
delegate { if (currentNotification != null) RemoveOldNotification(); };
LayoutRoot.Children.Add(currentNotification);
currentNotification.Display(replaceExisting);
if (item != null && item.Level == NotificationLevel.Error)
{
timer.Interval = TimeSpan.FromSeconds(6);
}
else
{
timer.Interval = TimeSpan.FromSeconds(3);
}
timer.Start();
}
}
private void RemoveOldNotification()
{
var oldView = currentNotification;
oldView.Hide(() => LayoutRoot.Children.Remove(oldView));
currentNotification = null;
timer.Stop();
}
