设计模式——外观模式（C++实现）

#include <string>
#include <iostream>

using namespace std;

class STSystemA
{
public:
        void OperationA()
        {
                cout<< "System A Operation....."<< endl;
        }
};

class STSystemB
{
public:
        void OperationB()
        {
                cout<< "System B Operation....."<< endl;
        }
};

class STSystemC
{
public:
        void OperationC()
        {
                cout<< "System C Operation....."<< endl;
        }
};

class STFacade
{
public:
        STFacade()
        {
                m_stSystemA = new STSystemA();
                m_stSystemB = new STSystemB();
                m_stSystemC = new STSystemC();
        }

        virtual ~STFacade()
        {
                delete m_stSystemA;
                delete m_stSystemB;
                delete m_stSystemC;
        }

        void Operation()
        {
                m_stSystemA->OperationA();
                m_stSystemB->OperationB();
                m_stSystemC->OperationC();
        }

        STSystemA* m_stSystemA;
        STSystemB* m_stSystemB;
        STSystemC* m_stSystemC;

};


int main(int argc, char* argv[])
{
        STFacade* stFacade = new STFacade();
        stFacade->Operation();

        delete stFacade;

        return 0;
}
/////////////////////////////////////
[root@ ~/learn_code/design_pattern/11_facade]$ ./facade       
System A Operation.....
System B Operation.....
System C Operation.....