作业12.4
1.沙发床的多继承
#include <iostream>
using namespace std;
class Sofa
{
private:
string sit;
public:
//无参构造
Sofa(){}
//有参构造
Sofa(string sit):sit(sit){}
//拷贝构造
Sofa(const Sofa &other):sit(other.sit){}
//拷贝赋值
Sofa &operator = (const Sofa &other)
{
if(this != &other)
{
sit=other.sit;
}
return *this;
}
//析构函数
~Sofa(){}
void show()
{
cout << "sit=" << sit;
}
};
class Bed
{
private:
string *sleep;
public:
//无参构造
Bed(){}
//有参构造
Bed(string sleep):sleep(new string(sleep)){}
//拷贝构造
Bed(const Bed &other):sleep(new string(*(other.sleep))){}
//拷贝赋值
Bed &operator = (const Bed &other)
{
if(this != &other)
{
sleep=other.sleep;
}
return *this;
}
//析构函数
~Bed(){}
void show()
{
cout << " sleep=" << *sleep;
}
};
class Sofa_Bed:public Sofa,public Bed
{
private:
string color;
public:
//无参构造
Sofa_Bed(){}
//有参构造
Sofa_Bed(string sit,string sleep,string color):Sofa(sit),Bed(sleep),color(color){}
//拷贝构造
Sofa_Bed(const Sofa_Bed &other):Sofa(other),Bed(other),color(other.color){}
//拷贝赋值
Sofa_Bed &operator = (const Sofa_Bed & other)
{
if(this != &other)
{
Sofa::operator=(other);
Bed::operator=(other);
color=other.color;
}
return *this;
}
//析构函数
~Sofa_Bed(){}
void show()
{
Sofa::show();
Bed::show();
cout << " color=" << color << endl;
}
};
int main()
{
Sofa_Bed bs;
Sofa_Bed bs1("可做","可睡","白色");
bs1.show();
bs=bs1;
bs.show();
Sofa_Bed bs2 = bs1;
bs2.show();
return 0;
}
2.思维导图