newspaper.h

邮局报刊杂志订阅系统

#include"office.h"
class Newspaper
{
public:
	Newspaper(char* pmagazinecode)
	{strncpy(number,pmagazinecode,sizeof(number)); 
	number[sizeof(number)-1]='\0';
	}//构造函数
	Newspaper(char*ppname,char*ppnumber,float ppunitprice,char*ppkind,char*ffname);
    Newspaper(Newspaper&n):off(n.off)
	{
		strncpy(name,n.name,sizeof(name)); 
	name[sizeof(name)-1]='\0';
	strncpy(number,n.number,sizeof(number)); 
	number[sizeof(number)-1]='\0';
	strncpy(kind,n.kind,sizeof(kind)); 
	kind[sizeof(kind)-1]='\0';
	unitprice=n.unitprice;

	}

	unsigned NoNewspaper();//取报纸号


	char *NewspaperName(){return name;}
        char *NewspaperNumber(){return number;}
		float NewspaperUnitprice(){return unitprice;} 
		char  *NewpaperName(){return name;}
		void Display();
        friend	void	creatnewspaper();
	
 static Newspaper *countfind(char* sn);
static Newspaper *pFirst;//链表首指针
	       Newspaper *pNext;//指向下一个的指针
		    static int count;
		friend	void searchnewspaper();
		friend void creatnewspaperindent();
		friend void newspaperlook();
		virtual void display(ostream&out);
protected:
	
	char name[20];//报刊名
	char number[10];//报刊号

	float unitprice;//单价
	char kind[10];//发行日
	office off;
	
};
ostream& operator<<(ostream& out,office&of);
void Newspaper::display(ostream&out)
{
	out<<setiosflags(ios::left)<<setw(20)<<name<<"      "
		<<number<<"      "<<unitprice<<"      "<<kind<<"      "<<off.Name();
}


ostream& operator<<(ostream& out,Newspaper&of)
{
	of.display(out);
	out<<endl;
	return out;
}

//............................
//............................
int Newspaper::count=0;
Newspaper *Newspaper::pFirst=0;
Newspaper::Newspaper(char*ppname,char*ppnumber,float ppunitprice,char*ppkind,char*ffname):off(ffname)
{
	strncpy(name,ppname,sizeof(name)); 
	name[sizeof(name)-1]='\0';
	strncpy(number,ppnumber,sizeof(number)); 
	name[sizeof(number)-1]='\0';
    strncpy(kind,ppkind,sizeof(kind)); 
	name[sizeof(kind)-1]='\0';
	unitprice=ppunitprice;
	pNext=pFirst;
	pFirst=this;
	count++;
}
//......................
void newspaperread()
{
ifstream fin("Newspaper.txt");
char *ppname=new char[20];
char *ppnumber=new char[10];
float ppunitprice;
char *ppkind=new char[10];
char *ffname=new char[20];


Newspaper* ps=0;
fin>>ppname>>ppnumber>>ppunitprice>>ppkind>>ffname;

while(!fin.eof())
{
	ps=new Newspaper(ppname,ppnumber,ppunitprice,ppkind,ffname);
	ps=0;
    fin>>ppname>>ppnumber>>ppunitprice>>ppkind>>ffname;

}
delete []ppname;
delete []ppnumber;
delete []ppkind;
delete []ffname;
}
Newspaper *Newspaper::countfind(char* sn)
{   
	Newspaper *p=0;
	for(Newspaper *ps=pFirst;ps;ps=ps->pNext)
	{
		if(strcmp(ps->number,sn)==0)
		{
			p=ps;
			break;
		}
		else 
		    p=(Newspaper*)0;
	}
	return p;
}

void Newspaper::Display()
{ 
	cout<<"报刊名:"<<name<<endl
<<"报刊号:"<<number<<endl
<<"单价:"<<unitprice<<endl
<<"发行日:"<<kind<<endl
<<"报社名:"<<off.Name()<<endl;
}


//..................
//......................
void newspaperlookall()
{
ifstream fin("Newspaper.txt");
char *ppname=new char[20];
char *ppnumber=new char[10];
float ppunitprice;
char *ppkind=new char[10];
char *ffname=new char[20];


Newspaper* ps=0;
fin>>ppname>>ppnumber>>ppunitprice>>ppkind>>ffname;

while(!fin.eof())
{
	ps=new Newspaper(ppname,ppnumber,ppunitprice,ppkind,ffname);
	
	ps->Display();
   ps=0;
    fin>>ppname>>ppnumber>>ppunitprice>>ppkind>>ffname;
}
delete []ppname;
delete []ppnumber;
delete []ppkind;
delete []ffname;
 
}
//...................
//....................
void searchnewspaper()
{   
    newspaperread();
	if(Newspaper::count==0)                        
        cout<<"无报刊数据存在!"<<endl;
    else
	{
		char c; 
		do{ 
			char sn[10]; 
			cout<<"请输入所查询报刊的报刊号"<<endl; 
			cin>>sn; 
			Newspaper* pS=Newspaper::countfind(sn); 
			if(pS) 
			{ 
				pS->Display(); 
			 
			} 
			else 

				cout<<"不存在此报刊号!"<<endl; 

				cout<<endl<<"需要继续查阅报纸吗?(y/n)"<<endl; 
				cin>>c; 
		}while(c=='y'||c=='Y');
	}
}
//....................
//.........................
void creatnewspaper()                             //创建报刊
{ 
	char c; 
	do{ 
		char* ppname=new char[20]; 
		char* ppnumber=new char[10]; 
		float ppunitprice;
		char* ppkind=new char[10];
		char* ffname=new char[20];
	
		cout<<"请输入报刊名"<<endl; 
		cin>>ppname; 
		cout<<"请输入报刊号"<<endl; 
		cin>>ppnumber; 
		cout<<"请输入报纸的单价"<<endl; 
		cin>>ppunitprice; 
		cout<<"请输入报纸的发行日种类(日报请输入daily,周报请输入weeky,月报请输入monthy"<<endl; 
		cin>>ppkind; 
		cout<<"请输入报社名:"<<endl; 
		cin>>ffname; 
		
		Newspaper* pS=new Newspaper(ppname,ppnumber,ppunitprice,ppkind,ffname);
		ofstream out("Newspaper.txt",ios::ate);
			out<<*pS;

		cout<<"您创建一个报刊数据已成功!"<<endl; 
		pS->Display(); 
		delete[]ppname; 
		delete[]ppnumber;
		delete[]ppkind;
		delete[]ffname;

		cout<<endl<<"需要继续创建报刊数据库吗?(y/n)"<<endl; 
		cin>>c; 
	}while(c=='y'||c=='Y'); 
} 
//........................................................


//..............................

//杂志类的定义

//..............................
class Magazine
{
public:
	Magazine(char* pmagazinecode)
	{strncpy(number,pmagazinecode,sizeof(number)); 
	number[sizeof(number)-1]='\0';
	}//构造函数
	Magazine(char*ppname,char*ppnumber,float ppunitprice,char*ppkind,char*ffname);
    Magazine(Magazine&n):off(n.off)
	{
		strncpy(name,n.name,sizeof(name)); 
	name[sizeof(name)-1]='\0';
	strncpy(number,n.number,sizeof(number)); 
	number[sizeof(number)-1]='\0';
	strncpy(kind,n.kind,sizeof(kind)); 
	kind[sizeof(kind)-1]='\0';
	unitprice=n.unitprice;

	}

	unsigned NoMagazine();//取报纸号

	void Display();//显示杂志信息
	char *MagazineName(){return name;}
        char *MagazineNumber(){return number;}
		float MagazineUnitprice(){return unitprice;} 

	
   friend	void	creatmagazine();
   friend  void officemagazinefind();
 static Magazine *countfind(char* sn);
 static Magazine *officefind(char *sn);
static Magazine *pFirst;//链表首指针
	       Magazine *pNext;//指向下一个的指针
		    static int count;
	friend		void searchmagazine();
	friend void creatmagazineindent();
	friend void magazinelook();
	friend void magazinefind();
	virtual void display(ostream&out);
protected:
	
	char name[20];//报刊名
	char number[10];//报刊号

	float unitprice;//单价
	char kind[10];//发行日
	office off;
	
};
ostream& operator<<(ostream& out,Magazine&of);
void Magazine::display(ostream&out)
{
	out<<setiosflags(ios::left)<<setw(20)<<name<<"      "
		<<number<<"      "<<unitprice<<"      "<<kind<<"      "<<off.Name();
}


ostream& operator<<(ostream& out,Magazine&of)
{
	of.display(out);
	out<<endl;
	return out;
}
//.....................
//........................

//.....................
int Magazine::count=0;
Magazine *Magazine::pFirst=0;
Magazine::Magazine(char*ppname,char*ppnumber,float ppunitprice,char*ppkind,char*ffname):off(ffname)
{
	strncpy(name,ppname,sizeof(name)); 
	name[sizeof(name)-1]='\0';
	strncpy(number,ppname,sizeof(number)); 
	name[sizeof(number)-1]='\0';
    strncpy(kind,ppkind,sizeof(kind)); 
	name[sizeof(kind)-1]='\0';
	unitprice=ppunitprice;
	pNext=pFirst;
	pFirst=this;
	count++;
}
Magazine *Magazine::countfind(char* sn)
{   
	Magazine *p=0;
	for(Magazine *ps=pFirst;ps;ps=ps->pNext)
	{
		if(strcmp(ps->number,sn)==0)
		{
			p=ps;
			break;
		}
		else 
		    p=(Magazine*)0;
	}
	return p;
}
//................
//...........
void Magazineread();
Magazine *Magazine::officefind(char* sn)
{   Magazineread();
	Magazine *p=0;
	for(Magazine *ps=pFirst;ps;ps=ps->pNext)
	{
		if(strcmp(ps->off.Name(),sn)==0)
		{
			p=ps;

		
		}
		else 
		    p=(Magazine*)0;
	}
	return p;
}

void Magazine::Display()
{cout<<"杂志名:"<<name<<endl
<<"杂志号:"<<number<<endl
<<"单价:"<<unitprice<<endl
<<"发祥间隔期:"<<kind<<endl
<<"杂志社名:"<<off.Name()<<endl;
}
//



//.........................

//...........杂志查询.......
void Magazineread()
{
ifstream fin("Magazine.txt");
char *ppname=new char[20];
char *ppnumber=new char[10];
float ppunitprice;
char *ppkind=new char[10];
char *ffname=new char[20];

Magazine *ps=0;
int i=0;
fin>>ppname>>ppnumber>>ppunitprice>>ppkind>>ffname;
while(!fin.eof())
{
	ps=new Magazine(ppname,ppnumber,ppunitprice,ppkind,ffname);
	ps=0;
    fin>>ppname>>ppnumber>>ppunitprice>>ppkind>>ffname;

}
delete []ppname;
delete []ppnumber;
delete []ppkind;
delete []ffname;

}


//.....
void magazinelookall()
{
ifstream fin("Magazine.txt");
char ppname[20];
char ppnumber[10];
float ppunitprice;
char ppkind[10];
char ffname[20];

Magazine *ps=0;
int i=0;
fin>>ppname>>ppnumber>>ppunitprice>>ppkind>>ffname;
while(!fin.eof())
{
	ps=new Magazine(ppname,ppnumber,ppunitprice,ppkind,ffname);

		ps->Display();
	
    fin>>ppname>>ppnumber>>ppunitprice>>ppkind>>ffname;

}

}


//.................

void searchmagazine()
{   void Magazineread();
	if(Magazine::count==0)                        

	
    cout<<"无杂志数据存在!"<<endl;
    else
	{
		char c; 
		do{ 
			char sn[10]; 
			cout<<"请输入所查询杂志的杂志号"<<endl; 
			cin>>sn; 
			Magazine* pS=Magazine::countfind(sn); 
			if(pS) 
			{ 
				pS->Display(); 
			 
			} 
			else 

				cout<<"不存在此杂志号!"<<endl; 

				cout<<endl<<"需要继续查阅报纸吗?(y/n)"<<endl; 
				cin>>c; 
		}while(c=='y'||c=='Y');
	}
}

//..............................
//..................创建杂志......




void creatmagazine()                             //创建
{ 
	char c; 
	do{ 
		char* ppname=new char[40]; 
		char* ppnumber=new char[60]; 
		float ppunitprice;
		char* ppkind=new char[10];
		char* ffname=new char[20];
	
		cout<<"请输入杂志名"<<endl; 
		cin>>ppname; 
		cout<<"请输入杂志号"<<endl; 
		cin>>ppnumber; 
		cout<<"请输入杂志的单价"<<endl; 
		cin>>ppunitprice; 
		cout<<"请输入杂志的发行间隔期(以月为单位)"<<endl; 
		cin>>ppkind; 
		cout<<"请输入杂志社名:"<<endl; 
		cin>>ffname; 
		
		Magazine* pS=new Magazine(ppname,ppnumber,ppunitprice,ppkind,ffname);
       ofstream out("Magazine.txt",ios::ate);
			out<<*pS;
		cout<<"您创建一个杂志数据已成功!"<<endl; 
		pS->Display(); 
		delete[]ppname; 
		delete[]ppnumber;
		delete[]ppkind;
		delete[]ffname;

		cout<<endl<<"需要继续创建杂志数据库吗?(y/n)"<<endl; 
		cin>>c; 
	}while(c=='y'||c=='Y'); 
}