C / C++ / MFC

#include "stdafx.h"
#include "stdlib.h"
#include "search.h"
#include "conio.h"

class Obj
{
public:
    int nValue;
};

typedef int (*compfn)(const void*, const void*);

class MyClass
{
public:
    Obj m_objList1[10];
    int m_nList1Size;
    
    Obj *m_pobjList2;
    int m_nList2Size;
    
    void Sort1()
    {
        qsort(m_objList1, m_nList1Size, sizeof(Obj), (compfn)Compare);
    }
    
    void Sort2()
    {
        qsort(m_pobjList2, m_nList2Size, sizeof(Obj*), (compfn)Compare);
    }
    
private:
    static int Compare(const Obj *a, const Obj *b)
    {
        if(a->nValue < b->nValue)
            return -1;
        else
        if(a->nValue > b->nValue)
            return 1;
        else
            return 0;
    }
};

int main(int argc, char* argv[])
{
    MyClass data;
    int i;
    
    data.m_objList1[0].nValue = 4;
    data.m_objList1[1].nValue = 3;
    data.m_objList1[2].nValue = 1;
    data.m_objList1[3].nValue = 5;
    data.m_objList1[4].nValue = 2;
    data.m_nList1Size = 5;
    
    data.Sort1();
    for(i = 0; i < data.m_nList1Size; i++)
    {
        printf("%ld\n", data.m_objList1[i].nValue);
    }
    printf("%\n");
    
    data.m_pobjList2 = new Obj[5];
    data.m_nList2Size = 5;
    
    data.m_pobjList2[0].nValue = 4;
    data.m_pobjList2[1].nValue = 3;
    data.m_pobjList2[2].nValue = 1;
    data.m_pobjList2[3].nValue = 5;
    data.m_pobjList2[4].nValue = 2;
    
    data.Sort2();
    for(i = 0; i < data.m_nList2Size; i++)
    {
        printf("%ld\n", data.m_pobjList2[i].nValue);
    }
    delete [] data.m_pobjList2;
    
    _getch();
    return 0;
}

int compare(const void *a, const void *b)
{
    if(a->value1 < b->value1)
        return -1;
    else
    if(a->value1 > b->value1)
        return 1;
    else
    {
        //value1 are equal check value2.
        if(b->value2 > b->value2)
            return -1;
        if(b->value2 < b->value2)
            return 1;
        else
            return 0;
    }
}

extern "C" __declspec(dllexport) int WINAPI SumValue(int);

resource.lpRemoteName = const_cast<LPTSTR>(LPCTSTR(m_strResource))