public class Usr
    {
        public string name { get; set; }
        public string status { get; set; }
        public Brush elipce { get; set; }

        public Usr() { }

        public Usr(string name, string status)
        {
            this.name = name;
            this.status = status;
            if (status == "On")
                elipce = new SolidColorBrush(System.Windows.Media.Colors.Green);
            else
                elipce = new SolidColorBrush(System.Windows.Media.Colors.Red);
        }
    }