图书馆源代码

1、#include #include #include #include /输入/输出文件流类using namespace std;const int Maxr=100;/最多的读者const int Maxb=100;/最多的图书const int Maxbor=5;/每位读者最多借五本书/读者类,实现对读者的信息的描述class Reader private: int tag; /删除标记 1:已删 0:未删 int no; /读者编号 char name10; /读者姓名 int borbookMaxbor;/所借图书 public: Reader() char *getname() r

2、eturn name; /获取姓名 int gettag() return tag; /获取删除标记 int getno() return no; /获取读者编号 void setname(char na) /设置姓名 strcpy(name,na); void delbook() tag=1; /设置删除标记 1:已删 0:未删 void addreader(int n,char *na)/增加读者 tag=0; no=n; strcpy(name,na); for(int i=0;iMaxbor;i+) borbooki=0; void borrowbook(int bookid)/借书操

3、作 for(int i=0;iMaxbor;i+) if (borbooki=0) borbooki=bookid; return; int retbook(int bookid)/还书操作 for(int i=0;iMaxbor;i+) if(borbooki=bookid) borbooki=0; return 1; return 0; void disp()/读出读者信息 cout setw(5) no setw(10) name借书编号：; for(int i=0;iMaxbor;i+) if(borbooki!=0) cout borbooki |; cout endl; ;/读者类

4、库，实现建立读者的个人资料 class RDatabase private: int top; /读者记录指针 Reader readMaxr;/读者记录public: RDatabase() /构造函数，将reader.txt读到read中 Reader s; top=-1; fstream file(reader.txt,ios:in);/打开一个输入文件 while (1) file.read(char *)&s,sizeof(s); if (!file)break; top+; readtop=s; file.close(); /关闭 reader.txt void clear()/删

5、除所有读者信息 top=-1; int addreader(int n,char *na)/添加读者时先查找是否存在 Reader *p=query(n); if (p=NULL) top+; readtop.addreader(n,na); return 1; return 0; Reader *query(int readerid)/按编号查找 for (int i=0;i=top;i+) if (readi.getno()=readerid & readi.gettag()=0) return &readi; return NULL; void disp() /输出所有读者信息 for

6、(int i=0;i=top;i+) readi.disp(); void readerdata();/读者库维护 RDatabase() /析构函数，将read写到reader.txt文件中 fstream file(reader.txt,ios:out); for (int i=0;i=top;i+) if (readi.gettag()=0) file.write(char *)&readi,sizeof(readi); file.close(); ;void RDatabase:readerdata() char choice; char rname20; int readerid;

7、Reader *r; while (choice!=0) cout nnttt读 者 维 护nnntt 1 新 增nntt 2 更 改nntt 3 删 除nntt 4 查 找nntt 5 显 示nntt 6 全 删nntt 0 退 出 choice; switch (choice) case 1: cout readerid; cout rname; addreader (readerid,rname); break; case 2: cout readerid; r=query(readerid); if (r=NULL) cout 该读者不存在 endl; break; cout rnam

8、e; r-setname(rname); break; case 3: cout readerid; r=query(readerid); if (r=NULL) cout 该读者不存在 delbook(); break; case 4: cout readerid; r=query(readerid); if (r=NULL) cout 该读者不存在disp(); break; case 5: disp(); break; case 6: clear(); break; default:cout输入错误，请从新输入：;break; /图书类，实现对图书的描述，图书的编号，书名，借出，还入等c

9、lass Bookprivate: int tag;/删除标记 1:已删 0:未删 int no;/图书编号 char name20;/书名 int onshelf;/是否再架 1:再架 2:已借public: Book() char *getname() return name; /获取姓名 int getno() return no; /获取图书编号 int gettag() return tag; /获取删除标记 void setname(char na)/设置书名 strcpy(name,na); void delbook() tag=1;/删除图书 void addbook(int

10、n,char *na)/增加图书 tag=0; no=n; strcpy(name,na); onshelf=1; int borrowbook()/借书操作 if (onshelf=1) onshelf=0; return 1; return 0; void retbook()/还书操作 onshelf=1; void disp()/输出图书 cout setw(6) no setw(18) name setw(10) (onshelf=1? 在架:已借) endl; ;/图书库类，实现对图书的维护，查找，删除等class BDatabaseprivate: int top; /图书记录指针

11、 Book bookMaxb; /图书记录public: BDatabase()/构造函数，将book.txt读到book中 Book b; top=-1; fstream file(book.txt,ios:in); while (1) file.read(char *)&b,sizeof(b); if (!file) break; top+; booktop=b; file.close(); void clear()/全删 top=-1; int addbook(int n,char *na)/增加图书 Book *p=query(n); if (NULL=p) top+; booktop

12、.addbook(n,na); return 1; return 0; Book *query(int bookid)/查找图书 for (int i=0;i=top;i+) if (booki.getno()=bookid &booki.gettag()=0) return &booki; return NULL; void bookdata();/图书库维护 void disp() for (int i=0;i=top;i+) if (booki.gettag()=0) booki.disp(); BDatabase()/析构函数，将book写到book.txt文件中 fstream fi

13、le(book.txt,ios:out); for (int i=0;i=top;i+) if (booki.gettag()=0) file.write(char *)&booki,sizeof(booki); file.close(); ;void BDatabase:bookdata() char choice; char bname40; int bookid; Book *b; while (choice!=0) cout nnnttt图 书 维 护 endlendl; couttt1 新 增n tt2 更 改ntt3 删 除ntt4 查 找ntt5 显 示ntt6 全 删ntt0

14、退 出 choice; switch (choice) case 1: cout 输入图书编号: bookid; cout 输入图书书名: bname; addbook(bookid,bname); break; case 2: cout 输入图书编号: bookid; b=query(bookid); if (b=NULL) cout 该图书不存在 endl; break; cout 输入新的书名: bname; b-setname(bname); break; case 3: cout 读入图书编号: bookid; b=query(bookid); if (b=NULL) cout 该图

15、书不存在 delbook(); break; case 4: cout 读入图书编号: bookid; b=query(bookid); if (b=NULL) cout 该图书不存在disp(); break; case 5: disp(); break; case 6: clear(); break; default:cout输入错误，请从新输入:; /main() 函数的实现，程序的主界面的引导void main() char choice; int bookid,readerid; RDatabase ReaderDB; Reader *r; BDatabase BookDB; Boo

16、k *b; while(choice!=0) cout endlendlttt 图 书 管 理 系 统nnn; cout ttt1 借 书nnttt2 还 书 nnttt3 图 书 维 护nnttt4 读 者 维 护nnttt0 离 开 choice; switch (choice) case 1: cout readerid; cout bookid; r=ReaderDB.query(readerid);/按编号查找 if (NULL=r) cout 不存在该读者，不能借书 endl; break; b=BookDB.query(bookid); if (b=NULL) cout 不存在该

17、图书，不能借书borrowbook()=0) cout 该图书已借出，不能借书borrowbook(b-getno(); break; case 2: coutreaderid; cout bookid; r=ReaderDB.query(readerid); if (r=NULL) cout 不存在该读者，不能还书 endl; break; b=BookDB.query(bookid); if (b=NULL) cout 不存在该图书，不能还书 retbook(); r-retbook(b-getno(); break; case 3: BookDB.bookdata(); break; c

18、ase 4: ReaderDB.readerdata(); break; default:cout输入错误，请从新输入：; 头文件:=#ifndef _DATA_STRUCT_H_#define _DATA_STRUCT_H_/*图书结构*/struct Book unsigned long BookID;/*图书编号*/ char BookName512;/*书名*/ char Writer512;/*作者*/ int CurrentNumber;/*现存量*/ Book *pNext;/*下一个图书信息*/;/*图书索引结构*/struct Index unsigned long Book

19、ID;/*图书编号*/ Index *pNext;/*下一个索引指针*/;/*借阅信息结构*/struct Borrow unsigned long BookID;/*借阅图书编号*/ char BookName512;/*书名*/ unsigned long StuID;/*图书证号*/ char ReturnTime512;/*归还日期*/ Borrow *pNext;/*下一个借阅信息*/;#endif/*_DATA_STRUCT_H_*/实现文件:=/ BookManage.cpp : 定义控制台应用程序的入口点。/#include #include #include #include

20、 #include DataStruct.h/*数据结构课程设计(基于C) 图书管理系统 悬赏分：100 - 离问题结束还有 14 天 23 小时 【问题描述】 图书管理基本业务活动包括，对一本书的采编入库、清楚库存、借阅和归还等等。试设计一个图书管理系统，将上述业务活动借助于计算机系统完成。【基本要求】 （1） 每种书的登记至少包括书号书名作者现存量总库存量5项（2）对书号建立索引表（线性表）以提高查找效率（3） 系统要实现的操作及其功能定义如下：1 采编入库：新购入一种书，经分类和确定数好之后登记到图书馆账目中去。如果这种书在账户中已有，则只将总库存量增加。2借阅：如果一本书的现存量大于零

21、，则借出一本，登出借阅者的图书证号和归还日期3归还：注销对借阅者的登记，改变该书的现存量*/*获取输入字符串*/void GetInput(char *pInOutStr,int StrLen,bool OnlyGetNumber = false);/*显示主菜单 并返回选择*/int ShowMainMenu();/*图书入库操作,传入参数为图书列表头指针的指针和索引信息的头指针的指针,因为在此函数内部可能会改变头指针的值*/void PutBookInLib(Book *pHead,Index *pIndex);/*查询图书馆库存,查询不改变数据,故传入指针即可*/void QueryBo

22、okLib(Book *pHead);/*借阅图书*/void BorrowBook(Borrow *pBorrow,Book *pHead);/*查询借阅*/void QueryBorrow(Borrow *pBorrow);/*归还图书*/void ReturnBook(Borrow *pBorrow,Book *pHead);/*释放图书链表及索引链表及借阅信息链表*/void DeleteBookList(Book *pHead);void DeleteIndexList(Index *pIndex);void DeleteBorrowList(Borrow *pBorrow);int

23、 main() /*图书列表头指针*/ Book *pBookHead = NULL; /*图书索引头指针*/ Index *pIndexHead = NULL; /*借阅信息头指针*/ Borrow *pBorrowHead = NULL; /*用来保存当前用户的输入*/ int ChoosedNum = -1; while ( true ) ChoosedNum = ShowMainMenu(); switch(ChoosedNum) case 0 :/*退出*/ return 0; break; case 1:/*图书入库*/ PutBookInLib(&pBookHead,&pInde

24、xHead); break; case 2:/*查询库存*/ QueryBookLib(pBookHead); printf(按回车键继续.); fflush(stdin); getchar(); system(cls); break; case 3:/*借阅图书*/ QueryBookLib(pBookHead); BorrowBook(&pBorrowHead,pBookHead); break; case 4:/*查询借阅*/ QueryBorrow(pBorrowHead); printf(按回车键继续.); fflush(stdin); getchar(); system(cls);

25、 break; case 5:/*归还图书*/ QueryBorrow(pBorrowHead); ReturnBook(&pBorrowHead,pBookHead); break; DeleteBookList(&pBookHead); DeleteIndexList(&pIndexHead); DeleteBorrowList(&pBorrowHead); fflush(stdin); getchar(); return 0;/*获取输入字符串*/void GetInput(char *pInOutStr,int StrLen,bool OnlyGetNumber) memset(pIn

26、OutStr,0x0,StrLen); fflush(stdin); int Count = 0; while ( true ) char TmpC = 0; fread(&TmpC,1,1,stdin); if ( 10 = TmpC ) break; if ( OnlyGetNumber & TmpC = 0 & TmpC = 9 ) pInOutStrCount = TmpC; Count+; else pInOutStrCount = TmpC; Count+; /*显示主菜单 并返回选择*/int ShowMainMenu() char InPutStr1024;NO_INPUT:

27、printf(nnn); printf(*n); printf(* 图书管理系统 *n); printf(*n); printf(n); printf(请选择:n); printf(t1.图书入库n); printf(t2.查询库存n); printf(t3.借阅图书n); printf(t4.查询借阅n); printf(t5.归还图书n); printf(t0.退出n); printf(n); printf(t输入 : ); GetInput(InPutStr,1024,true); if ( strlen(InPutStr) pNext != NULL ) pWork = pWork-p

28、Next; BookID = pWork-BookID + 1; Book *pTmpNewBook = (Book *)(malloc(sizeof(Book); memset(pTmpNewBook,0x0,sizeof(Book); Index *pTmpIndex = (Index *)(malloc(sizeof(Index); memset(pTmpIndex,0x0,sizeof(Index); pTmpNewBook-BookID = BookID; pTmpIndex-BookID = BookID; system(cls); printf(输入图书名称 : ); GetIn

29、put(InPutStr,1024); strcpy(pTmpNewBook-BookName,InPutStr); system(cls); printf(n,pTmpNewBook-BookName); printf(图书作者 : ); GetInput(InPutStr,1024); strcpy(pTmpNewBook-Writer,InPutStr); system(cls); printf(n,pTmpNewBook-BookName); printf(作者:%sn,pTmpNewBook-Writer); printf(入库数量 : ); GetInput(InPutStr,10

30、24,true); pTmpNewBook-CurrentNumber = atoi(InPutStr); if ( pTmpNewBook-CurrentNumber BookName,pTmpNewBook-BookName) = 0 & strcmp(pWork-Writer,pTmpNewBook-Writer) = 0 ) pWork-CurrentNumber += pTmpNewBook-CurrentNumber; return; pWork = pWork-pNext; pWork = *pHead; while ( pWork-pNext != NULL ) pWork =

31、 pWork-pNext; pWork-pNext = pTmpNewBook; Index *pWork2 = *pIndex; while ( pWork2-pNext != NULL ) pWork2 = pWork2-pNext; pWork2-pNext = pTmpIndex; system(cls); printf(图书:n作者:%sn入库数:%dnn入库操作成功!(按回车键继续.),pTmpNewBook-BookName,pTmpNewBook-Writer,pTmpNewBook-CurrentNumber); fflush(stdin); getchar(); syste

32、m(cls);/*释放图书链表及索引链表*/void DeleteBookList(Book *pHead) Book *pWork = *pHead; Book *pNext = pWork; while ( NULL != pWork ) pNext = pWork-pNext; free(pWork); pWork = pNext; void DeleteIndexList(Index *pIndex) Index *pWork = *pIndex; Index *pNext = pWork; while ( NULL != pWork ) pNext = pWork-pNext; fr

33、ee(pWork); pWork = pNext; void DeleteBorrowList(Borrow *pBorrow) Borrow *pWork = *pBorrow; Borrow *pNext = pWork; while ( NULL != pWork ) pNext = pWork-pNext; free(pWork); pWork = pNext; /*查询图书馆库存,查询不改变数据,故传入指针即可*/void QueryBookLib(Book *pHead) Book *pWork = pHead; int TotalCount = 0; while ( NULL !

34、= pWork ) TotalCount+; pWork = pWork-pNext; system(cls); printf(当前库存共%d种图书,列表如下:n=n,TotalCount); pWork = pHead; while ( NULL != pWork ) printf(编号:%d 书名: 作者:%s 当前库存:%dn,pWork-BookID,pWork-BookName,pWork-Writer,pWork-CurrentNumber); pWork = pWork-pNext; printf(=n,TotalCount);/*借阅图书*/void BorrowBook(Bo

35、rrow *pBorrow,Book *pHead) char InPutStr1024; bool HadTheBook = false; Borrow *pTmpBorrow = (Borrow *)(malloc(sizeof(Borrow); memset(pTmpBorrow,0x0,sizeof(Borrow); printf(请输入你想借书的编号 : ); GetInput(InPutStr,1024,true); pTmpBorrow-BookID = atoi(InPutStr); Book *pWorkBook = pHead; while ( pWorkBook != N

36、ULL ) if ( pWorkBook-BookID = pTmpBorrow-BookID ) HadTheBook = true; break; pWorkBook = pWorkBook-pNext; if ( HadTheBook ) if ( pWorkBook-CurrentNumber 1 ) system(cls); printf(图书当前无库存,无法借阅!n(按回车键继续.),pWorkBook-BookName); fflush(stdin); getchar(); system(cls); free(pTmpBorrow); return; else system(cl

37、s); printf(图书编号%d不存在!n(按回车键继续.),pTmpBorrow-BookID); fflush(stdin); getchar(); system(cls); free(pTmpBorrow); return; strcpy(pTmpBorrow-BookName,pWorkBook-BookName); printf(请输入借书证号 : ); GetInput(InPutStr,1024,true); pTmpBorrow-StuID = atoi(InPutStr); if ( 0 = pTmpBorrow-StuID ) system(cls); printf(借书

38、证号不存在(借书证号输入整数)!n(按回车键继续.); fflush(stdin); getchar(); system(cls); free(pTmpBorrow); return; time_t ltime; struct tm *today; time(ime); ltime += 60 * 60 * 24 * 30; today = localtime(ReturnTime,%d年%d月%d日, today-tm_year+1900, today-tm_mon+1, today-tm_mday); if ( *pBorrow = NULL ) *pBorrow = pTmpBorrow

39、; else Borrow *pWork = *pBorrow; while ( NULL != pWork-pNext ) pWork = pWork-pNext; pWork-pNext = pTmpBorrow; pWorkBook-CurrentNumber-; system(cls); printf(借书证号:%dn借阅图书:nn操作成功!(按回车键继续.),pTmpBorrow-StuID,pTmpBorrow-BookName); fflush(stdin); getchar(); system(cls);/*查询借阅*/void QueryBorrow(Borrow *pBorrow) Borrow *pWork = pBorrow; int TotalCount = 0; while ( NULL != pWork ) TotalCount+; pWork = pWork-pNext; system(cls); printf(当前借