C / C++ / MFC

class foo
{
  void foo()
  { 
    std::for_each(vec.begin(),vec.end(),bar_stub(this));
  }
 
  void bar(int val) 
  {
    ...
  }
 
  struct bar_stub
  {
    bar_stub(foo* f):f(f){}
    void operator(int val)
    {
      f->bar(val);
    }
  private:
    foo* f; 
  };
};

template <class AdaptableBinaryFunction, class T>
binder1st<AdaptableBinaryFunction> 
bind1st(const AdaptableBinaryFunction& F, const T& c);