设计模式 --> （11）桥接模式

#include <iostream>
using namespace std;

//操作系统  
class OS  
{  
public:  
    virtual void InstallOS_Imp() {}  
};  
class WindowOS: public OS  
{  
public:  
    void InstallOS_Imp() { cout<<"安装Window操作系统"<<endl; }   
};  
class LinuxOS: public OS  
{  
public:  
    void InstallOS_Imp() { cout<<"安装Linux操作系统"<<endl; }   
};  
class UnixOS: public OS  
{  
public:  
    void InstallOS_Imp() { cout<<"安装Unix操作系统"<<endl; }   
};  
//计算机  
class Computer  
{  
public:  
    virtual void InstallOS(OS *os) {}  
};  
class DellComputer: public Computer  
{  
public:  
    void InstallOS(OS *os) { os->InstallOS_Imp(); }  
};  
class AppleComputer: public Computer  
{  
public:  
    void InstallOS(OS *os) { os->InstallOS_Imp(); }  
};  
class HPComputer: public Computer  
{  
public:  
    void InstallOS(OS *os) { os->InstallOS_Imp(); }  
};  

int main()  
{  
    OS *os1 = new WindowOS();  
    OS *os2 = new LinuxOS();  
    Computer *computer1 = new AppleComputer();  
    computer1->InstallOS(os1);  
    computer1->InstallOS(os2);  
}