代理模式的简单实现

#pragma once

//送礼物的抽象类
class ICGivGift
{
public:
	ICGivGift();
	virtual ~ICGivGift();
	virtual void GivFlower() = 0;
	virtual void GivChocolate() = 0;
};

#pragma once
#include "IGivGift.h"

//代理  为追求者和被追求者作为一个中间人
class CProxy:public ICGivGift
{
public:
	CProxy(ICGivGift* pPursure);
	~CProxy();
	void GivFlower() override;
	void GivChocolate() override;
	ICGivGift* m_pPursure;			//追求者对象
};

#pragma once
#include "IGivGift.h"
#include "SchoolGirl.h"
#include <iostream>
//追求者
class CPursuer:public ICGivGift
{
public:
	CPursuer(CSchoolGirl* pSchoolGirl);
	~CPursuer();
	void GivFlower() override;
	void GivChocolate() override;

private:
	CSchoolGirl* m_pSchoolGirl;
};

#include "stdafx.h"
#include "Pursuer.h"


CPursuer::CPursuer(CSchoolGirl* pSchoolGirl):m_pSchoolGirl(pSchoolGirl)
{
}


CPursuer::~CPursuer()
{
}

void CPursuer::GivFlower()
{
	std::cout << m_pSchoolGirl->GetName()<<"送你鲜花!" << std::endl;
}

void CPursuer::GivChocolate()
{
	std::cout <<m_pSchoolGirl->GetName()<< "送你巧克力!" << std::endl;
}

#pragma once
#include <string>

class CSchoolGirl
{
public:
	CSchoolGirl(std::string strName);
	~CSchoolGirl();
	const std::string& GetName()const { return m_strName; }

private:
	std::string m_strName;
};

#include "SchoolGirl.h"
#include "Proxy.h"
#include "IGivGift.h"
#include "Pursuer.h"

int main()
{
	CSchoolGirl* pSchoolGirl = new CSchoolGirl("丽丽");
	CPursuer* pPursure = new CPursuer(pSchoolGirl);
	CProxy* pProxy = new CProxy(pPursure);
	pProxy->GivFlower();
	pProxy->GivChocolate();

	system("pause");
    return 0;
}