Managed C++/CLI

#include <iostream>
using namespace std;
class Parent 
{
int i;
public:
	Parent(int ii) : i(ii) {
	cout << "Parent(int ii)\n";
	}
	Parent(const Parent& b) : i(b.i) {
	cout << "Parent(const Parent&)\n";
	}
	Parent() : i(0) { cout << "Parent()\n"; }	friend ostream&
	operator<<(ostream& os, const Parent& b) {
	return os << "Parent: " << b.i << endl;
	}
};
class Member 
{
	int i;
public:
	Member(int ii) : i(ii) {
	cout << "Member(int ii)\n";
	}
	Member(){ cout << "Member()\n"; }
	Member(const Member& m) : i(m.i) {
	cout << "Member(const Member&)\n";
	}
	friend ostream&
	operator<<(ostream& os, const Member& m) {return os << "Member: " << m.i << endl;
	}
};

class Child : public Parent 
{
	int i;
	Member m;
public:
	Child(int ii) : Parent(ii), i(ii), m(ii) {
	cout << "Child(int ii)\n";
	}
	Child(const Child& c) : i(c.i) {}
	friend ostream&
	operator<<(ostream& os, const Child& c){
	return os << (Parent&)c << c.m
	<< "Child: " << c.i << endl;
	}
};
int main() {
Child c(2);
cout << "calling copy-constructor: " << endl;
Child c2 = c; // Calls copy-constructor
cout << "values in c2:\n" << c2;
getchar();
}

<br />
On ThreadPool thread:<br />
{<br />
  ...<br />
  // need to Invoke main UI thread since I can't mess<br />
  // with it<br />
  // args is an Object*[4]<br />
  System::Int32 status;<br />
  int *val;<br />
  args[0] = __box(some_val); ...<br />
  args[3] = // need to use val here<br />
<br />
  status = *dynamic_cast<System::Int32*><br />
              (Invoke(myDelegate, args));<br />
  ...<br />
  // use status and val here<br />
}<br />
<br />
On main UI thread:<br />
// delegate matches this sig<br />
System::Int32 method(int a, int b, int c, int *d)<br />
{<br />
  // call some function, get a char *str of the<br />
  // form '<int1> <int2> <int3>'<br />
  // print str to a Textbox in UI via some clever<br />
  // manipulation<br />
  // parse str for <int3><br />
  *d = int3;<br />
<br />
  return <status info>;<br />
}