C++课程设计图书管理系统doc.doc

注意：在运行前首先要建立文件“book.dat” #include iostream using namespace std; #include fstream #include iomanip #include cctype #include cstring #include cstdlib #define LEN sizeof(BOOK); int bookNum_infile=0; //该全局变量用来存储某本书在书库中的位置 char ch= ; //使程序停顿 fstream file; //程序运行的整个过程中一直对文件操作 typedef class BookData //创建类存储书的信息 { private: char isbn[14]; char bookTitle[51]; char author[31]; char publisher[31]; char dateAdded[11]; int qtyOnHand; double wholesale; //批发价 double retail; //零售价 double Sum_Wsale; //批发总价 double Sum_Retail; //零售总价 void setSum_Wsale() { Sum_Wsale=wholesale*qtyOnHand; } void setSum_retail() { Sum_Retail=retail*qtyOnHand; } public: void setTitle(char *ctitle) { strcpy(bookTitle,ctitle); } void setISBN(char *cisbn) { strcpy(isbn,cisbn); } void setAuthor(char *cauthor) { strcpy(author,cauthor); } void setPub(char *cpub) { strcpy(publisher,cpub); } void setDateAdded(char *cdate) { strcpy(dateAdded,cdate); } void setQty(int nqty) { qtyOnHand=nqty; } void setWholesale(double dwholesale) { wholesale=dwholesale;setSum_Wsale(); } void setRetail( double dretail) { retail=dretail; setSum_retail(); } char* getTitle() { return bookTitle; } char* getISBN() { return isbn; } char* getAuthor() { return author; } char* getPub() { return publisher; } char* getDateAdded() { return dateAdded; } int getQty() { return qtyOnHand; } double getWholesale() { return wholesale; } double getRetail() { return retail; } double getSum_Wsale() { return Sum_Wsale; } double getSum_Retail() { return Sum_Retail; } }BOOK; struct NODE_BookData //创立链表 { BookData bookdata; NODE_BookData *next; }; class BuyBook //创建该类存储所买书的信息 { private: char B_isbn[14]; char B_bookTitle[51]; int book_Num; double B_retail; double B_Sum_Retail; void set_B_Sum_Retail() { B_Sum_Retail=B_retail*book_Num; } public: void B_setISBN(char *cisbn) { strcpy(B_isbn,cisbn); } void B_setTitle(char *ct