public string Format(string format, object arg, IFormatProvider formatProvider) { if (arg == null) { return(null); } CustomDisplayObject obj = Find(arg); if (obj == null) { return(null); } return(obj.ToString()); }
public override bool Equals(object obj) { if (obj == null) { return(false); } CustomDisplayObject xdto = obj as CustomDisplayObject; if (xdto == null) { return(_value.Equals(obj)); } return(base.Equals(xdto)); }