EnumerableToBooleanConverter.cs 627 B

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  1. using System;
  2. using System.Collections;
  3. using System.Globalization;
  4. using Xamarin.Forms;
  5. namespace comal.timesheets
  6. {
  7. public class EnumerableToBooleanConverter : IValueConverter
  8. {
  9. public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
  10. {
  11. if (value is IEnumerable enumerable)
  12. return enumerable.GetEnumerator().MoveNext();
  13. return false;
  14. }
  15. public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
  16. {
  17. throw new NotImplementedException();
  18. }
  19. }
  20. }