using System; using System.Globalization; using System.Windows; using System.Windows.Data; namespace UtopiaCanteenSystem.Converters { public class StringToVisibilityConverter : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { return string.IsNullOrWhiteSpace(value?.ToString()) ? Visibility.Collapsed : Visibility.Visible; } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { throw new NotImplementedException(); } } }