基于MFC实现类的序列化详解

#pragma once
 
 
class people {
public:
    int age;
    int weight;
    int height;
};

#pragma once
//导入#include<afx.h>头文件，使类能继承CObject
#include<afx.h>
 
 
class people :public CObject {
 
public:
    int age;
    int weight;
    int height;
};

#pragma once
#include<afx.h>
 
 
class people :public CObject {
public:
    DECLARE_SERIAL(people);
    people();
public:
    int age;
    int weight;
    int height;
};

#include "pch.h"
#include "people.h"
 
//第一个参数是类的名字，第二个参数是父类名字，第三个参数是版本号（一般版本号从1开始）
IMPLEMENT_SERIAL(people, CObject, 1);
 
people::people()
{
}

void people::Serialize(CArchive& ar)
{
    if (ar.IsStoring())
    {    // storing code
    }
    else
    {    // loading code
    }
}

void people::Serialize(CArchive& ar)
{
    if (ar.IsStoring())
    {    // storing code
        //存数据
        ar << age << weight << height;
    }
    else
    {    // loading code
        //读数据
        ar >> age >> weight >> height;
    }
}

#pragma once
#include<afx.h>
 
 
class people :public CObject {
public:
    CArray<CPoint>m_point;
};

void people::Serialize(CArchive& ar)
{
    if (ar.IsStoring())
    {    // storing code
        //存数据
        ar << age << weight << height;
    }
    else
    {    // loading code
        //读数据
        ar >> age >> weight >> height;
    }
    /*直接使用数组调用该方法，因为数组已经实现了这个方法，数组存放的元素是CPoint，CPoint
      本省也是支持序列化*/
    m_point.Serialize(ar);
}

void Cdraw3Doc::Serialize(CArchive& ar)
{
    if (ar.IsStoring())
    {
        // TODO: 在此添加存储代码
    }
    else
    {
        // TODO: 在此添加加载代码
    }
}

void Cdraw3Doc::Serialize(CArchive& ar)
{
    //取出第一个view在链表中的位置
    POSITION pos = GetFirstViewPosition();
    //通过位置获得该view 
    Cdraw3View* pView = (Cdraw3View* )GetNextView(pos);
    if (ar.IsStoring())
    {
        //存数据
        ar << pView->human;
    }
    else
    {
        //取数据
        ar >> pView->human;
    }
}

void Cdraw3Doc::Serialize(CArchive& ar)
{
    //取出第一个view在链表中的位置
    POSITION pos = GetFirstViewPosition();
    //通过位置获得该view 
    Cdraw3View* pView = (Cdraw3View* )GetNextView(pos);
    //获得数组长度
    int cnt = pView->human.GetSize();
    if (ar.IsStoring())
    {
        //存数据
        ar << cnt;
        for (int i = 0; i < cnt; i++) {
            //循环存储数组
            ar << pView->human.GetAt(i);
        }
    }
    else
    {
        //取长度
        ar >> cnt;
        for (int i = 0; i < cnt; ++i) {
            //依次取数据，加入到数组中
            people* p;
            ar >> p;
            pView->human.Add(p);
        }
        
    }
}