[Boost-users] nested lambda::bind expression and ptr_vector

Subject: [Boost-users] nested lambda::bind expression and ptr_vector
From: Archie14 (admin_at_[hidden])
Date: 2009-09-30 18:32:01

/*
 can't get the following code to compile. I need to find an templated instance 
in the list where id is equal 15.
*/

#include "stdafx.h"
#include <boost/ptr_container/ptr_vector.hpp>
#include <boost/lambda/bind.hpp>

class A
{
public:
        int id() const {return _id;}
private:
        int _id;
};

template <typename T> class AA
{
public:
        const T& item() {return _item;}
private:
        T _item;
};

int _tmain(int argc, _TCHAR* argv[])
{
        typedef AA<A> thistype;
        boost::ptr_vector<thistype > lst;

        int comparewith (15);
 std::find (lst.begin(), lst.end(), 
         (boost::lambda::bind (&A::id, 
                              boost::lambda::bind(&thistype::item,
                                               boost::lambda::_1)) == 
comparewith)
                );

        return 0;
}