标签:Leaf Composite void Component 添加 include com Decorator
以下代码来源: 设计模式精解-GoF 23种设计模式解析附C++实现源码
//Component.h
#pragma once class Component { public: Component(); virtual ~Component(); virtual void Operation() = 0; virtual void Add(const Component&); virtual void Remove(const Component&); virtual Component* getChild(int); protected: private: };
//Component.cpp
#include"Component.h" Component::Component(){} Component::~Component(){} void Component::Add(const Component& com){} void Component::Remove(const Component& com){} Component* Component::getChild(int index) { return 0; }
//composite.h
#include"Component.h" #include<vector> class Composite :public Component { public: Composite(); virtual ~Composite(); void Add(Component* com); void Remove(Component* com); void Operation(); Component* Getchild(int index); protected: private: std::vector<Component*>comVec; };
//Composite.cpp
#include"Component.h" #include"composite.h" const int null = 0; Composite::Composite(){} Composite::~Composite(){} void Composite::Operation(){ for (std::vector<Component*>::iterator comIter = comVec.begin(); comIter != comVec.end(); ++comIter) { (*comIter)->Operation(); } } void Composite::Add(Component* com) { comVec.push_back(com); } void Composite::Remove(Component* com) { //comVec.erase(&com);//此处有问题,求解释!!! } Component* Composite::Getchild(int index) { return comVec[index]; }
//Leaf.h
#include"Component.h" class Leaf :public Component { public: Leaf(); virtual ~Leaf(); void Operation(); protected: private: };
//Leaf.cpp
#include"Leaf.h" #include<iostream> Leaf::Leaf(){ } Leaf::~Leaf(){} void Leaf::Operation(){ std::cout << "Leaf Operation..." << std::endl; }
//main.cpp
#include"Component.h" #include"composite.h" #include"Leaf.h" #include<iostream> #include<string> int main(int args, char* argv) { Leaf* I = new Leaf(); I->Operation(); Composite* com = new Composite(); com->Add(I); com->Operation(); Component* II = com->Getchild(0); getchar(); return 0; }
标签:Leaf,Composite,void,Component,添加,include,com,Decorator 来源: https://www.cnblogs.com/fourmi/p/12077657.html
本站声明: 1. iCode9 技术分享网(下文简称本站)提供的所有内容,仅供技术学习、探讨和分享; 2. 关于本站的所有留言、评论、转载及引用,纯属内容发起人的个人观点,与本站观点和立场无关; 3. 关于本站的所有言论和文字,纯属内容发起人的个人观点,与本站观点和立场无关; 4. 本站文章均是网友提供,不完全保证技术分享内容的完整性、准确性、时效性、风险性和版权归属;如您发现该文章侵犯了您的权益,可联系我们第一时间进行删除; 5. 本站为非盈利性的个人网站,所有内容不会用来进行牟利,也不会利用任何形式的广告来间接获益,纯粹是为了广大技术爱好者提供技术内容和技术思想的分享性交流网站。