static void Main(string[] args)
{
var cppManager = new CallbackManager();
cppManager.OnEnum += HandleCpp;
var student = new StudentWrapper("Gareth", 45);
Console.WriteLine($"Student Name: {student.Name}");
Console.WriteLine($"Student GPA: {student.Gpa}");
//new FormHandler().ShowMessageBox("From C#");
cppManager.RaiseEvent(1);
Console.ReadLine();
}