随笔分类 - 设计模式
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摘要：#include #include using namespace std;class singleton{private: singleton(){}; //构造函数为private，禁止客户new出实例 virtual ~singleton() { if (instance!=NULL) delete instance; }; static singleton *instance;public: static singleton *GetInstance() { if (instance==NULL...
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摘要：#include <iostream>using namespace std;class Road{public: Road(){} virtual ~Road(){} void operation() { start(); step1(); step2(); step3(); end(); } void start(){cout<<"start"<<endl;} void end(){cout<<"end"<<endl;} virtual void step1()=0; ...
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摘要：#include <iostream>#include <string>using namespace std;class math{public: math(){} virtual ~math(){} virtual void add()=0;};class ADD1 : public math{public: ADD1(){} virtual ~ADD1(){} void add() { cout<<"the first type of add"<<endl; }};class ADD2 : public math{pub
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摘要：#include <iostream>#include <string>#include <vector>#include <algorithm>#include <functional>using namespace std;class Observer{public: Observer(){} virtual ~Observer(){} virtual void run()=0;protected: string _name;};class atlete : public Observer{public: atlete(strin
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摘要：#include <iostream>#include <string>#include <vector>#include <iomanip>using namespace std;class info{public: info():pc(0){} ~info(){} void input(string name,int age,int salary) { _name.push_back(name); _age.push_back(age); _salary.push_back(salary); pc++; ...
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摘要：#include <iostream>#include <string>using namespace std;class absperson;class absmed{public: absmed(){} virtual ~absmed(){} virtual void send(string,absperson*)=0; virtual void set(absperson*,absperson*)=0;};class absperson{public: absperson(){} virtual ~absperson(){} virtual vo...
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摘要：#include <iostream>#include <string>#define CAP 100using namespace std;class group{public: group():pc(0){} virtual ~group(){} friend class Iterator; void push(string m) { if (pc<CAP) vec[pc++]=m; } string pop() { if (!isempty()) return vec[...
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摘要：#include <iostream>using namespace std;class action{public: action(){} ~action(){} void forward(){cout<<"forward"<<endl;} void backward(){cout<<"backward"<<endl;}};class command{public: command(){} virtual ~command(){} virtual void execute()=0; virtu
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摘要：#include <iostream>#include <vector>using namespace std;class relatives{public: relatives(){} virtual ~relatives(){} virtual bool request(int)=0;};class brother : public relatives{public: brother(){} virtual ~brother(){} bool request(int num) { if (num<100) { ...
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摘要：#include <iostream>using namespace std;class surfinternet{public: surfinternet(){} virtual ~surfinternet(){} virtual void look_youtube()=0; virtual void look_twitter()=0; virtual void look_fackbook()=0;};class overwall : public surfinternet{public: overwall(){} virtual ~overwall...
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摘要：#include <iostream>using namespace std;class subsys1{public: subsys1(){} ~subsys1(){} void operation(){cout<<"subsys1"<<endl;}};class subsys2{public: subsys2(){} ~subsys2(){} void operation(){cout<<"subsys2"<<endl;}};class subsys3{public: subsys3(){}
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摘要：#include <iostream>#include <string>using namespace std;class text{public: text(){} virtual ~text(){} virtual void operation(){cout<<"a text"<<endl;}};class Scoll :public text{public: Scoll(){} virtual ~Scoll(){} void decorator(text* comp){this->tx=comp;} void op
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摘要：#include <iostream>#include <string>#include <vector>using namespace std;class Composite{public: Composite():_name(""){} Composite(string name):_name(name){} virtual ~Composite(){} virtual void operation()=0; virtual void add(Composite*){} virtual void del(Composite*){} v
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摘要：#include <iostream>using namespace std;class software{public: software(){} virtual ~software(){} virtual void exec()=0;};class game : public software{public: game(){} virtual ~game(){} void exec(){cout<<"play game"<<endl;}};class office : public software{public: office(){
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摘要：#include <iostream>using namespace std;class USA_bolt{public: USA_bolt(){} ~USA_bolt(){} void insert(){cout<<"insert"<<endl;}};class target{public: target(){} virtual ~target(){} virtual void charu()=0;};class China_outlet_adapter : public target{public: China_outlet_adap
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摘要：#include <iostream>using namespace std;class prototype{public: prototype(){cout<<"build prototype"<<endl;} virtual ~prototype(){cout<<"unbuild prototype"<<endl;} virtual prototype *clone()=0;};class subtype : public prototype{public: subtype(){cout&l
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摘要：#include <iostream>using namespace std;class buildcomputer{public: buildcomputer(){} virtual ~buildcomputer(){} virtual void buildmouse()=0; virtual void buildmointor()=0; virtual void buildkeyboard()=0; virtual void buildhost()=0;};class winbuildcomputer : public buildcomputer{pub...
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摘要：#define win 0#define mac 1#include <iostream>using namespace std;class button{public: button(){} virtual ~button(){} virtual void showbutton()=0;};class winbutton : public button{public: winbutton(){} virtual ~winbutton(){} void showbutton(){cout<<"win button"<<endl;}};cl
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摘要：#define win 0#define mac 1#include <iostream>using namespace std;class button{public: button(){} virtual ~button(){} virtual void showbutton()=0;};class winbutton : public button{public: winbutton(){} virtual ~winbutton(){} void showbutton(){cout<<"win button"<<endl;}};cl
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摘要：#define win 0#define mac 1#include <iostream>using namespace std;class button{public: button(){} virtual void createbutton()=0;};class macbutton : public button{public: macbutton(){} virtual void createbutton(){cout<<"macbutton"<<endl;}};class winbutton : public button{pu
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