[ValueConversion(typeof(DateTime), typeof(String))]

        public class DateTimeConverter : IValueConverter
        {
            public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
            {
                
               if (value != null)
            {
                if (!String.IsNullOrEmpty(value.ToString()))
                {
                    var date = DateTime.Parse(value.ToString());
                    date.Date.ToShortDateString();
                    return date;
                }
            }
           
            return null;
            }
            public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
            {
                
                if (!String.IsNullOrEmpty(value.ToString()))
                {
                    return value.ToString();
                }
                return null;
            }
            
        }