public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
        {
            if (!string.IsNullOrEmpty((string)value))
            {
                IDynamics365UsersProvider provider = (IDynamics365UsersProvider)context.Instance;
                List <Dynamics365User>    users    = provider.GetUsers();
                string id = Regex.Match((string)value, CoreUtility.FieldMatchPattern).Groups[1].Value;
                return(users.FirstOrDefault(x => x.ID.ToString() == id));
            }

            return(null);
        }
        public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context)
        {
            IDynamics365UsersProvider provider = (IDynamics365UsersProvider)context.Instance;

            return(new StandardValuesCollection(provider.GetUsers()));
        }