代理删除

[cpp]
/********************************************************************
*　文件名：   Server.h
*　文件描述：网络游戏模拟
*　创建人：   陈泽丹 ,2012年11月16日
*　版本号：   1.0
*　修改记录:
********************************************************************/
#pragma once
#include <set>

using namespace std;

class Delete_Proxy
{
private:
    //代理项
    struct IDeleteSink
    {
        virtual ~IDeleteSink(){}
        virtual void delete_accessory() = 0;
    };
    //绑定附件
    template<class _T>
    struct Die:public IDeleteSink
    {
        Die(_T* _p_obj):mp_obj(_p_obj){}
        void delete_accessory(){ delete mp_obj; }
        _T* mp_obj;
    };
    map< const void*, IDeleteSink* > m_delete_objs;

    //删除相关附件
    void delete_accessorys()
    {
        for(map< const void*, IDeleteSink* >::iterator it = m_delete_objs.begin(); m_delete_objs.end() != it; ++it )
        {
            it->second->delete_accessory();
            delete it->second;
        }
        m_delete_objs.clear();
    }

public:
    virtual ~Delete_Proxy(){ delete_accessorys(); }

    //订阅"删除代理"
    template<class _T>
    void push(_T* _p_obj)
    {
        map< const void*, IDeleteSink* >::iterator it = m_delete_objs.find(_p_obj);
        if( m_delete_objs.end() == it )
            m_delete_objs[_p_obj] = new Die<_T>(_p_obj);
    }

    //取消"删除代理"
    template<class _T>
    void pop(const _T* _p_obj)
    {
        map< const void*, IDeleteSink* >::iterator it = m_delete_objs.find(_p_obj);
        if( m_delete_objs.end() != it )
        {
            delete it->second;
            m_delete_objs.erase(it);
        }
    }
};

补充：软件开发 , C++ ,