设计模式复习-抽象工厂模式
有两种硬件，PC和Phone，有两种系统，Windows和Linux，现在假设PC和Phone上全都能安装这两个系统，并且将来硬件不会在变化，但是系统可能需要扩展，比如扩展一个Android系统，处理这样的问题，尽量满足OCP。
//FactoryMode.h
#pragma once
#include<iostream>
using namespace std;
class CinterfaceOS {
public:
virtual void StartOs() = 0;
virtual void CloseOs() = 0;
};
class CWindows : public CinterfaceOS {
public:
void StartOs() {
cout << "Start Windows OS" << endl;
}
void CloseOs() {
cout << "Close Windows OS" << endl;
}
};
class CLinux : public CinterfaceOS {
public:
void StartOs() {
cout << "Start Linux OS" << endl;
}
void CloseOs() {
cout << "Close Linux OS" << endl;
}
};
class CWindowsPC : public CWindows {
public:
void StartOs() {
cout << "StartWindowsPC:";
CWindows::StartOs();
}
void CloseOs() {
cout << "CloseWindowsPC:";
CWindows::CloseOs();
}
};
class CWindowsPhone : public CWindows {
public:
void StartOs() {
cout << "StartWindowsPhone:";
CWindows::StartOs();
}
void CloseOs() {
cout << "CloseWindowsPhone:";
CWindows::CloseOs();
}
};
class CLinuxPC : public CLinux {
public:
void StartOs() {
cout << "StartLinuxPC:";
CLinux::StartOs();
}
void CloseOs() {
cout << "CloseLinuxPC:";
CLinux::CloseOs();
}
};
class CLinuxPhone : public CLinux {
public:
void StartOs() {
cout << "StartLinuxPhone:";
CLinux::StartOs();
}
void CloseOs() {
cout << "CloseLinuxPhone:";
CLinux::CloseOs();
}
};
class CInterfaceFactory {
public:
virtual CinterfaceOS * CreatePcOs() = 0;
virtual CinterfaceOS * CreatePhoneOs() = 0;
};
class CCreateFactoryWindows : public CInterfaceFactory {
CinterfaceOS * CreatePcOs() {
return new CWindowsPC();
}
CinterfaceOS * CreatePhoneOs() {
return new CWindowsPhone();
}
};
class CCreateFactoryLinux : public CInterfaceFactory {
CinterfaceOS * CreatePcOs() {
return new CLinuxPC();
}
CinterfaceOS * CreatePhoneOs() {
return new CLinuxPhone();
}
};
#include "stdafx.h"
#include "FactoryMode.h"
#include <iostream>
using namespace std;
int main() {
CInterfaceFactory *pHashFactoryWindows = NULL;
CinterfaceOS *pHashOsWindowsPC = NULL;
CinterfaceOS *pHashOsWindowsPhone = NULL;
CInterfaceFactory *pHashFactoryLinux = NULL;
CinterfaceOS *pHashOsLinuxPC = NULL;
CinterfaceOS *pHashOsLinuxPhone = NULL;
pHashFactoryWindows = new CCreateFactoryWindows();
pHashOsWindowsPC = pHashFactoryWindows->CreatePcOs();
pHashOsWindowsPhone = pHashFactoryWindows->CreatePhoneOs();
pHashFactoryLinux = new CCreateFactoryLinux();
pHashOsLinuxPC = pHashFactoryLinux->CreatePcOs();
pHashOsLinuxPhone = pHashFactoryLinux->CreatePhoneOs();
pHashOsWindowsPC->StartOs();
pHashOsWindowsPC->CloseOs();
pHashOsWindowsPhone->StartOs();
pHashOsWindowsPhone->CloseOs();
pHashOsLinuxPC->StartOs();
pHashOsLinuxPC->CloseOs();
pHashOsLinuxPhone->StartOs();
pHashOsLinuxPhone->CloseOs();
delete pHashOsWindowsPC;
delete pHashOsWindowsPhone;
delete pHashFactoryWindows;
delete pHashOsLinuxPC;
delete pHashOsLinuxPhone;
delete pHashFactoryLinux;
//getchar();
return 0;
}