C / C++ / MFC

#include <stdlib.h>
#include <stdio.h>

typedef int (*callback_fnc)(int);
void my_init_control(callback_fnc cb, int flags)
{
    cb(flags);
}

class B
{
public:
    void init()
    {
        my_init_control(&B::proc, 0);
    }

    static int proc(int msg) // it uses var1 and var2
    {
        printf("This is message number %d\n", msg);
        return 0;
    }
};

int main(
	)
{
    B bobj;
    bobj.init();

    return 0;
}

#include <iostream>
#include <functional>
using namespace std;


typedef void (*Callback)(int );

void invoke( Callback cb) { cb(5); }

void foo(int i) { cout << (i*2) << "\n";}


int main()
{
  foo(3); // of course you ca do this

  invoke(foo); // you can do this too

  auto bf = std::bind(foo, placeholders::_1);
  bf(7); // working bind

  std::bind(foo, 9)(); // you can even do this!

  invoke( std::bind(foo, placeholders::_1)); //<-- this doesn't compile, game over, you cannot do this
}

Member 13721875 wrote:

I am using Win32++

Richard MacCutchan wrote:

What is Win32++?

Quote:

the same result ... what I am doing wrong ?