設計模式復習-抽象工廠模式

? ? ? ? 有兩種硬件，PC和Phone，有兩種系統，Windows和Linux，現在假設PC和Phone上全都能安裝這兩個系統，并且將來硬件不會在變化，但是系統可能需要擴展，比如擴展一個Android系統，處理這樣的問題，盡量滿足OCP。

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//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;}

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