虚基类构造函数

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我是靠谱客的博主懦弱星星，最近开发中收集的这篇文章主要介绍虚基类构造函数，觉得挺不错的，现在分享给大家，希望可以做个参考。

概述

*设计一个虚基类base，包含name和私有数据成员以及相关的成员函数，
由它派生出领导类leader，包含职务和部门私有数据成员以及相关的成员函数（自定义）。
再由base派生出工程师类engineer，包含职称和专业私有数据成员以及相关的成员函数（自定义）。
然后由leader和engineer类派生出主任工程师类chairman。
采用一些数据进行测试，注意构造函数调用的先后顺序。*/

#include <iostream>
#include <string>
using namespace std;

class Base
{
public:
Base(string na):name(na)
{
cout<<"Constructing Base"<<endl;
}//构造函数

Base(){};

string getN() const
{
return name;
}

void showBase()
{
cout<<"Name:"<<name<<endl;
}
private:
string name;
};

class Leader:virtual public Base
{
public:
/*Leader(string na,string nj,string nd):Base(na),jobs(nj),department(nd)
{
cout<<"Constructing Leader"<<endl;
}//构造函数

Leader(string nj,string nd):Base(),jobs(nj),department(nd)
{
cout<<"Constructing Leader"<<endl;
}

string getJ() const
{
return jobs;
}

string getD() const
{
return department;
}

void showLeader()
{
cout<<"Jobs:"<<jobs<<endl<<"Department:"<<department<<endl;
}
private:
string jobs;
string department;
};

class Engineer:virtual public Base
{
public:
/*Engineer(string na,string nk,string nm):Base(na),nick(nk),major(nm)
{
cout<<"Constructing Engineer"<<endl;
}//构造函数*/

Engineer(string nk,string nm):Base(),nick(nk),major(nm)
{
cout<<"Constructing Engineer"<<endl;
}

string getK() const
{
return nick;
}

string getM() const
{
return major;
}

void showEngineer()
{
cout<<"Nickname:"<<nick<<endl<<"Major:"<<major<<endl;
}
private:
string nick;
string major;
};

class Chairman:public Leader,public Engineer
{
public:
Chairman(string na2,string nj,string nd,string nk,string nm,int ne):Base(na2),Leader(nj,nd),Engineer(nk,nm),age(ne)
{
cout<<"Constructing Chairman"<<endl;
}//构造函数

int getE() const
{
return age;
}

void showChairman()
{
cout<<"Age:"<<age<<endl;
}
private:
int age;
};

int main()
{
Chairman myp("Ben","journalist","economic","manager","writing",28);
myp.showBase();
myp.showLeader();
myp.showEngineer();
myp.showChairman();
return 0;
}