namespace HistoryView.Converters; public class CollectionToVisibility : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { dynamic d = value; try { if (d.Count == 0) { return Visibility.Collapsed; } } catch { } return Visibility.Visible; } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { throw new NotImplementedException(); } }