LPLocalhostMES/LocalhostMES/Converters/ResultColorConverter.cs

using System;
using System.Globalization;
using System.Windows.Data;
using System.Windows.Media;

namespace LocalhostMES.Converters
{
    public class ResultColorConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value is string result)
            {
                return result == "OK" ? Brushes.Green : Brushes.Red;
            }

            return Brushes.Black;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}