public KanbanBoardCell()
{
Cards = new KanbanCardCollection();
AllowDrop = true;
// Foreward IsDragedChanged-Event to CardsChanged-Event, so counters are updated
IsDragedChanged += (sender, e) => RaiseEvent(new RoutedEventArgs(CardsChangedEvent));
}
public KanbanBoardCell()
{
Cards = new KanbanCardCollection();
}