C語言——圖書管理系統
阿新 • • 發佈：2019-02-10
#include<stdio.h> #include<stdlib.h> #include<conio.h> #include<string.h> #include<malloc.h> #include<windows.h> #include<ctype.h> struct time{ int year; int month; int day; }; typedef struct library{ long booknum; char bookname[20]; char author[20]; int speciesnumber; char publishers[30]; struct time publish_time; float price; struct library *next; }*Booklist,BOOK; int count; Booklist lHead; /******************************************************/ void deletebook(); void changebook(); void searchbook_num(); void searchbook_name(); void searchbook_author(); void searchbook_speciesnumber(); void searchbook_publisher(); void searchbook(); void addbooks(); void readfile(); void savefile(); Booklist inputbooks(); void outputbooks(); void printscreen2(); void printscreen1(); void printscreen0(); /******************************************************/ /* 主函式 */ int main() { printscreen0(); return 0; } /* 主介面 */ void printscreen0() { char choice='1'; while(choice!='0'){ system("cls"); printf("\t********************************************\n\n"); printf("\t 歡迎進入圖書管理系統\n\n"); printf("\t ==== 1. 管理圖書 ====\n\n"); printf("\t ==== 2. 讀取檔案 ====\n\n"); printf("\t ==== 3. 儲存檔案 ====\n\n"); printf("\t ==== 0. 退出 ====\n\n"); printf("\t********************************************\n\n"); printf("\t (請用數字選擇要進行的操作!)\n"); if( (choice=getche()) != '0' ) switch(choice){ case '1': printscreen1(); break; case '2': readfile(); break; case '3': savefile(); break; default: break; } } } /* 圖書資訊管理介面 */ void printscreen1() { char choice='1'; while(choice!='0'){ system("cls"); printf("\t********************************************\n\n"); printf("\t 歡迎進入圖書資訊管理系統\n\n"); printf("\t ==== 1. 檢視圖書 ====\n\n"); printf("\t ==== 2. 搜尋 ====\n\n"); printf("\t ==== 3.新增圖書資訊 ====\n\n"); printf("\t ==== 4.修改圖書資訊 ====\n\n"); printf("\t ==== 5.刪除圖書資訊 ====\n\n"); printf("\t ==== 6.錄入圖書資訊 ====\n\n"); printf("\t ==== 0. 退出 ====\n\n"); printf("\t*******************************************\n\n"); printf("\t (請用數字選擇要進行的操作!)\n"); if( (choice=getche()) != '0' ) switch(choice){ case '1': outputbooks(); break; case '2': searchbook(); break; case '3': addbooks(); break; case '4': changebook(); break; case '5': deletebook(); break; case '6': lHead=inputbooks(); break; default: break; } } } /* 檢視圖書 */ void outputbooks() { Booklist pTemp; pTemp=lHead; system("cls"); printf("\t************共有%d本書************\n\n",count); int index=1; while(pTemp!=NULL){ printf("\t------------第%d本書-----------\n\n",index); printf("\t圖書號: %08ld",pTemp->booknum); printf("\n\t圖書名: %s",pTemp->bookname); printf("\n\t作者: %s",pTemp->author); printf("\n\t圖書類別號碼: %03d",pTemp->speciesnumber); printf("\n\t出版社: %s",pTemp->publishers); printf("\n\t出版時間: "); printf("%04d-%02d-%02d",pTemp->publish_time.year, pTemp->publish_time.month, pTemp->publish_time.day); printf("\n\t價格: %.2f",pTemp->price); printf("\n\n\t-------------------------------\n\n"); pTemp=pTemp->next; index++; } printf("按任意鍵繼續!\n"); getch(); } /* 搜尋 */ void searchbook() { while(1){ system("cls"); printf("\t\t請選擇搜尋方式:\n\n"); printf("\t\t ********* 1-圖書號\n\n"); printf("\t\t ********* 2-圖書名\n\n"); printf("\t\t ********* 3-作者\n\n"); printf("\t\t ********* 4-出版社\n\n"); printf("\t\t ********* 5-圖書型別號\n\n"); printf("\t\t ********* 0-退出\n\n"); printf("\t\t ----------------請選擇:"); int choice=1; scanf("%d",&choice); switch(choice){ case 1: searchbook_num(); break; case 2: searchbook_name(); break; case 3: searchbook_author(); break; case 4: searchbook_publisher(); break; case 5: searchbook_speciesnumber(); break; case 0: return; default: break; } } } /* 按圖書號搜尋 */ void searchbook_num() { int book_num; int index=0; printf("\n\t\t*********請輸入圖書號:"); scanf("%d",&book_num); Booklist pTemp; pTemp=lHead; int flag=1; while(index<count){ if(pTemp->booknum==book_num){ printf("\n\t\t******************\n\n"); printf("\t\t圖書號: %08ld",pTemp->booknum); printf("\n\t\t圖書名: %s",pTemp->bookname); printf("\n\t\t作者: %s",pTemp->author); printf("\n\t\t圖書類別號碼: %03d",pTemp->speciesnumber); printf("\n\t\t出版社: %s",pTemp->publishers); printf("\n\t\t出版時間: "); printf("%04d-%02d-%02d",pTemp->publish_time.year, pTemp->publish_time.month, pTemp->publish_time.day); printf("\n\t\t價格: %.2f",pTemp->price); printf("\n\n\t\t-------------------------------\n\n"); flag=0; } pTemp=pTemp->next; index++; } if(flag) printf("\n\t\t********** 未找到圖書!"); printf("\t\t----- 按任意鍵繼續..."); getch(); } /* 按圖書名搜尋 */ void searchbook_name() { char book_name[20]; int index=0; printf("\n\t\t*********請輸入圖書名:"); fflush(stdin); gets(book_name); Booklist pTemp; pTemp=lHead; int flag=1; while(index<count){ if(strcmp(book_name,pTemp->bookname)==0){ printf("\n\t\t******************\n\n"); printf("\t\t圖書號: %08ld",pTemp->booknum); printf("\n\t\t圖書名: %s",pTemp->bookname); printf("\n\t\t作者: %s",pTemp->author); printf("\n\t\t圖書類別號碼: %03d",pTemp->speciesnumber); printf("\n\t\t出版社: %s",pTemp->publishers); printf("\n\t\t出版時間: "); printf("%04d-%02d-%02d",pTemp->publish_time.year, pTemp->publish_time.month, pTemp->publish_time.day); printf("\n\t\t價格: %.2f",pTemp->price); printf("\n\n\t\t-------------------------------\n\n"); flag=0; } pTemp=pTemp->next; index++; } if(flag) printf("\n\t\t********** 未找到圖書!"); printf("\t\t----- 按任意鍵繼續..."); getch(); } /* 按作者搜尋 */ void searchbook_author() { char book_author[20]; int index=0; printf("\n\t\t*********請輸入作者:"); fflush(stdin); gets(book_author); Booklist pTemp; pTemp=lHead; int flag=1; while(index<count){ if(strcmp(book_author,pTemp->author)==0){ printf("\n\t\t******************\n\n"); printf("\t\t圖書號: %08ld",pTemp->booknum); printf("\n\t\t圖書名: %s",pTemp->bookname); printf("\n\t\t作者: %s",pTemp->author); printf("\n\t\t圖書類別號碼: %03d",pTemp->speciesnumber); printf("\n\t\t出版社: %s",pTemp->publishers); printf("\n\t\t出版時間: "); printf("%04d-%02d-%02d",pTemp->publish_time.year, pTemp->publish_time.month, pTemp->publish_time.day); printf("\n\t\t價格: %.2f",pTemp->price); printf("\n\n\t\t-------------------------------\n\n"); flag=0; } pTemp=pTemp->next; index++; } if(flag) printf("\n\t\t********** 未找到圖書!"); printf("\t\t----- 按任意鍵繼續..."); getch(); } /* 按圖書型別號搜尋 */ void searchbook_speciesnumber() { int book_speciesnumber; int index=0; printf("\n\t\t*********請輸入圖書型別號:"); scanf("%d",&book_speciesnumber); Booklist pTemp; pTemp=lHead; int flag=1; while(index<count){ if(pTemp->speciesnumber==book_speciesnumber){ printf("\n\t\t******************\n\n"); printf("\t\t圖書號: %08ld",pTemp->booknum); printf("\n\t\t圖書名: %s",pTemp->bookname); printf("\n\t\t作者: %s",pTemp->author); printf("\n\t\t圖書類別號碼: %03d",pTemp->speciesnumber); printf("\n\t\t出版社: %s",pTemp->publishers); printf("\n\t\t出版時間: "); printf("%04d-%02d-%02d",pTemp->publish_time.year, pTemp->publish_time.month, pTemp->publish_time.day); printf("\n\t\t價格: %.2f",pTemp->price); printf("\n\n\t\t-------------------------------\n\n"); flag=0; } pTemp=pTemp->next; index++; } if(flag) printf("\n\t\t********** 未找到圖書!"); printf("\t\t----- 按任意鍵繼續..."); getch(); } /* 按出版社搜尋 */ void searchbook_publisher() { char book_publisher[30]; int index=0; printf("\n\t\t*********請輸入出版社:"); fflush(stdin); gets(book_publisher); Booklist pTemp; pTemp=lHead; int flag=1; while(index<count){ if(strcmp(book_publisher,pTemp->publishers)==0){ printf("\n\t\t******************\n\n"); printf("\t\t圖書號: %08ld",pTemp->booknum); printf("\n\t\t圖書名: %s",pTemp->bookname); printf("\n\t\t作者: %s",pTemp->author); printf("\n\t\t圖書類別號碼: %03d",pTemp->speciesnumber); printf("\n\t\t出版社: %s",pTemp->publishers); printf("\n\t\t出版時間: "); printf("%04d-%02d-%02d",pTemp->publish_time.year, pTemp->publish_time.month, pTemp->publish_time.day); printf("\n\t\t價格: %.2f",pTemp->price); printf("\n\n\t\t-------------------------------\n\n"); flag=0; } pTemp=pTemp->next; index++; } if(flag) printf("\n\t\t********** 未找到圖書!"); printf("\t\t----- 按任意鍵繼續..."); getch(); } /* 新增圖書資訊 */ void addbooks() { system("cls"); char ch='Y'; Booklist pTemp,pPre; pTemp=lHead; for(int i=0;i<count-1;i++) pTemp=pTemp->next; pPre=pTemp; while(toupper(ch)=='Y'){ pTemp=(Booklist)malloc(sizeof(BOOK)); printf("\n\t------------第%d本書-----------\n\n",count+1); printf("\t圖書號: "); scanf("%ld",&pTemp->booknum); fflush(stdin); printf("\n\t圖書名: "); gets(pTemp->bookname); printf("\n\t作者: "); gets(pTemp->author); printf("\n\t圖書類別號碼: "); scanf("%d",&pTemp->speciesnumber); fflush(stdin); printf("\n\t出版社: "); gets(pTemp->publishers); printf("\n\t出版時間: "); scanf("%d-%d-%d",&pTemp->publish_time.year, &pTemp->publish_time.month, &pTemp->publish_time.day); printf("\n\t價格: "); scanf("%f",&pTemp->price); printf("\n\n\t-------------------------------\n\n"); pTemp->next=NULL; pPre->next=pTemp; pPre=pTemp; count++; printf("\t是否繼續新增(Y/N):"); ch=getche(); } } /* 修改圖書資訊 */ void changebook() { Booklist pTemp; pTemp=lHead; system("cls"); printf("\n\t\t********* 修改操作\n"); int book_num; printf("\n\t\t-----請輸入圖書號:"); scanf("%d",&book_num); while(pTemp->booknum!=book_num){ if(pTemp->next==NULL){ printf("\n\t\t----- 未找到圖書!按任意鍵退出...\n"); getch(); return; } pTemp=pTemp->next; } printf("\n\t\t******************\n\n"); printf("\t\t圖書號: %08ld",pTemp->booknum); printf("\n\t\t圖書名: %s",pTemp->bookname); printf("\n\t\t作者: %s",pTemp->author); printf("\n\t\t圖書類別號碼: %03d",pTemp->speciesnumber); printf("\n\t\t出版社: %s",pTemp->publishers); printf("\n\t\t出版時間: "); printf("%04d-%02d-%02d",pTemp->publish_time.year, pTemp->publish_time.month, pTemp->publish_time.day); printf("\n\t\t價格: %.2f",pTemp->price); printf("\n\n\t\t-------------------------------\n\n"); printf("\t\t ********* 1-圖書號\n\n"); printf("\t\t ********* 2-圖書名\n\n"); printf("\t\t ********* 3-作者\n\n"); printf("\t\t ********* 4-出版社\n\n"); printf("\t\t ********* 5-圖書型別號\n\n"); printf("\t\t ********* 6-出版時間\n\n"); printf("\t\t ********* 7-價格\n\n"); printf("\t\t ********* 0-退出\n\n"); while(1){ printf("\t\t ----------------請選擇要修改的專案:"); int choice; scanf("%d",&choice); switch(choice){ case 1: printf("\t\t圖書號: "); scanf("%d",&pTemp->booknum); break; case 2: printf("\t\t圖書名: "); fflush(stdin); gets(pTemp->bookname); break; case 3: printf("\t\t作者: "); fflush(stdin); gets(pTemp->author); break; case 4: printf("\t\t圖書類別號碼: "); scanf("%d",&pTemp->speciesnumber); break; case 5: printf("\t\t出版社: "); fflush(stdin); gets(pTemp->publishers); break; case 6: printf("\t\t出版時間: "); scanf("%d-%d-%d",&pTemp->publish_time.year, &pTemp->publish_time.month, &pTemp->publish_time.day); break; case 7: printf("\t\t價格: "); scanf("%f",&pTemp->price); break; case 0: return; default: break; } } printf("\n\n\t\t修改完成!按任意鍵退出...\n"); getch(); } /* 刪除圖書資訊 */ void deletebook() { system("cls"); int number; printf("\n\n\t\t*********刪除操作\n"); printf("\n\t\t圖書號："); scanf("%d",&number); Booklist pTemp,pPre; pTemp=lHead; pPre=pTemp; while(pTemp->booknum!=number){ pPre=pTemp; pTemp=pTemp->next; } printf("\n\t\t******************\n\n"); printf("\t\t圖書號: %08ld",pTemp->booknum); printf("\n\t\t圖書名: %s",pTemp->bookname); printf("\n\t\t作者: %s",pTemp->author); printf("\n\t\t圖書類別號碼: %03d",pTemp->speciesnumber); printf("\n\t\t出版社: %s",pTemp->publishers); printf("\n\t\t出版時間: "); printf("%04d-%02d-%02d",pTemp->publish_time.year, pTemp->publish_time.month, pTemp->publish_time.day); printf("\n\t\t價格: %.2f",pTemp->price); printf("\n\n\t\t-------------------------------\n\n"); printf("\t\t********* 確認刪除?\n\n"); printf("\n\t\t ***** 1-確認\n"); printf("\n\t\t ***** 2-取消\n"); int choice; scanf("%d",&choice); if(choice==2) return; if(pTemp->booknum==lHead->booknum) lHead=lHead->next; pPre->next=pTemp->next; free(pTemp); count--; printf("\t\t--------- 刪除成功!按任意鍵繼續...\n"); getch(); } /* 圖書資訊錄入 */ Booklist inputbooks() { Booklist pNew,pEnd,pHead; pEnd=NULL; pHead=NULL; system("cls"); count=0; char ch='Y'; while(toupper(ch)=='Y'){ count++; pNew=(Booklist)malloc(sizeof(BOOK)); printf("\n\t------------第%d本書-----------\n\n",count); printf("\t圖書號: "); scanf("%ld",&pNew->booknum); fflush(stdin); printf("\n\t圖書名: "); gets(pNew->bookname); printf("\n\t作者: "); gets(pNew->author); printf("\n\t圖書類別號碼: "); scanf("%d",&pNew->speciesnumber); fflush(stdin); printf("\n\t出版社: "); gets(pNew->publishers); printf("\n\t出版時間: "); scanf("%d-%d-%d",&pNew->publish_time.year, &pNew->publish_time.month, &pNew->publish_time.day); printf("\n\t價格: "); scanf("%f",&pNew->price); printf("\n\n\t-------------------------------\n\n"); if(count==1){ pNew->next=pHead; pEnd=pNew; pHead=pNew; } else{ pNew->next=NULL; pEnd->next=pNew; pEnd=pNew; } printf("\t是否繼續錄入(Y/N):"); //do{ ch=getche(); //}while(toupper(ch)!=('Y'||'N')); } return pHead; } /* 圖書資訊讀取 */ void readfile() { FILE *fp; fp=fopen("library_list.txt","r"); if(fp==NULL){ printf("\n\n\t*******庫存檔案不存在!請建立!\n"); return; } fscanf(fp,"%d",&count); int index=0; Booklist pTemp,pPre; pPre=pTemp=(Booklist)malloc(sizeof(BOOK)); while(index<count){ index++; fscanf(fp,"%ld %s %s %d %s %d-%d-%d %f\n",&pTemp->booknum,pTemp->bookname,pTemp->author, &pTemp->speciesnumber,pTemp->publishers, &pTemp->publish_time.year,&pTemp->publish_time.month, &pTemp->publish_time.day,&pTemp->price); if(index==1){ pTemp->next=NULL; pPre=pTemp; lHead=pPre; } else{ pTemp->next=NULL; pPre->next=pTemp; pPre=pTemp; } pTemp=(Booklist)malloc(sizeof(BOOK)); } free(pTemp); fclose(fp); printf("\t讀取圖書資訊成功!\n\n"); printf("\t*************按任意鍵繼續...\n"); getch(); } /* 圖書資訊儲存 */ void savefile() { int choice; printf("\n\t\t請確認是否儲存?\n"); printf("\n\t\t ***** 1-確認\n"); printf("\n\t\t ***** 2-取消\n"); scanf("%d",&choice); if(choice==2) return; FILE *fp; Booklist pTemp; pTemp=lHead; fp=fopen("library_list.txt","w"); fprintf(fp,"%d\n",count); if(fp==NULL){ printf("不能開啟該檔案! 按任意鍵退出!\n"); getch(); exit(1); } while(pTemp!=NULL){ fprintf(fp,"%ld %s %s %d %s %d-%d-%d %f\n",pTemp->booknum,pTemp->bookname,pTemp->author, pTemp->speciesnumber,pTemp->publishers, pTemp->publish_time.year,pTemp->publish_time.month, pTemp->publish_time.day,pTemp->price); pTemp=pTemp->next; } fclose(fp); printf("\t圖書資訊儲存成功!\n\n"); printf("\t**********按任意鍵繼續...\n"); getch(); }
功能不包括排序。此係統可以作為基礎程式碼進行修改，可以新增排序、密碼等功能，也可以通過新增管理員、學生兩個不同的介面設計成簡單的圖書館借閱管理系統。