Qt C++ proxy模式

proxy.h

#pragma once


#include <QDebug>


class CWoman
{
public:
virtual void happyWithMan() = 0;
virtual void makeEyesWithMan() = 0;
};


class CWangPo : public CWoman
{
public:
CWangPo(CWoman *woman):m_woman(woman){}
~CWangPo()
{
delete m_woman;
}
void happyWithMan()
{
m_woman->happyWithMan();
}
void makeEyesWithMan()
{
m_woman->makeEyesWithMan();
}
private:
CWoman *m_woman;
};


class CPanJinLian : public CWoman
{
public:
CPanJinLian(){qDebug() << "我是潘金莲";}
void happyWithMan();
void makeEyesWithMan();
};


class CLiPin : public CWoman
{
public:
CLiPin(){qDebug() << "我是李瓶儿";}
void happyWithMan();
void makeEyesWithMan();
};

proxy.cpp

#include "proxy.h"


void CPanJinLian::happyWithMan()
{
qDebug() << "潘金莲和男人makelove";
}


void CPanJinLian::makeEyesWithMan()
{
qDebug() << "潘金莲和男人抛媚眼";
}


void CLiPin::happyWithMan()
{
qDebug() << "李瓶儿和男人makelove";
}


void CLiPin::makeEyesWithMan()
{
qDebug() << "李瓶儿和男人抛媚眼";
}

main.cpp

#include <QApplication>
#include <QTextCodec>
#include "proxy.h"


int main(int argc,char **argv)
{
QApplication app(argc,argv);
QTextCodec::setCodecForTr(QTextCodec::codecForLocale());
QTextCodec* codec = QTextCodec::codecForName("GB2312");
QTextCodec::setCodecForTr(codec); // tr() 会使用此 codec
QTextCodec::setCodecForLocale(codec); // QString::fromLocal8Bit() 会使用此 codec
QTextCodec::setCodecForCStrings(codec); // QString::ascii() 会使用此 codec


//西门庆找女人，找到王婆这个代理，完成他想做的事
CWoman *panjinlian = new CWangPo(new CPanJinLian);
CWoman *lipin = new CWangPo(new CLiPin);


panjinlian->makeEyesWithMan();
panjinlian->happyWithMan();


lipin->makeEyesWithMan();
lipin->happyWithMan();


//武松杀死两个女人
delete panjinlian;
qDebug() << "潘金莲被杀死";
delete lipin;
qDebug() << "李瓶儿被杀死";
return app.exec();
}