EnumToBooleanConverter.cs

using System.Globalization;
using System.Windows.Data;
 
namespace Vereinsmeisterschaften.Converters;

[ValueConversion(typeof(Enum), typeof(bool))]
public class EnumToBooleanConverter : IValueConverter
{
    public Type EnumType { get; set; }

    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
        if (parameter is string enumString)
        {
            if (Enum.IsDefined(EnumType, value))
            {
                var enumValue = Enum.Parse(EnumType, enumString);
 
                return enumValue.Equals(value);
            }
        }
 
        return false;
    }

    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
    {
        if (parameter is string enumString)
        {
            return Enum.Parse(EnumType, enumString);
        }
 
        return null;
    }
}