C语言教学管理系统.zip

#include "function.h" #include <io.h> #include <windows.h> /*设置输出颜色*/ int Color(int c) { SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), c); return 0; } /*使用说明*/ void ShowHelp(char* autor,char *date) { printf("\n"); printf("\t**********************************************\n"); printf("\t*\t\t使用说明\n"); printf("\t*1:本系统分为教职工管理系统,学生管理系统,成绩管理系统三部分,各系统均可进行增删改查操作\n"); printf("\t*2:选择相应的编号输入并回车即可进行相应操作\n"); printf("\t*3:本系统由可执行程序[教学管理系统.exe]及数据文档[.dat]组成,当无数据文档时,会默认为初次使用,重新生成文档\n"); printf("\t*4:转移数据文档仅需转移数据文档[.dat]即可\n"); printf("\t*5:本系统不适合存储大型数据.\n"); printf("\t*\t\t\t作者:%s\n", autor); printf("\t*\t\t\t时间:%s\n", date); printf("\t**********************************************\n"); } //用户输入密码 void InputPassWord(char getPW[MAX]) { char theChar; int i = 0; for (; i < MAX - 1; i++) { theChar = getch(); if (theChar == 13) { break; } else { getPW[i] = theChar; printf("*"); } } } //增加用户 int AddUser(char* ID, char* passWord, int leve) { FILE* file = fopen("infor.dat", "a+"); if (!file) { return -1; } User* tempUser = (User*)malloc(sizeof(User)); strcpy(tempUser->ID, ID); strcpy(tempUser->Password, passWord); tempUser->leve = leve; fwrite(tempUser, sizeof(User), 1, file); fclose(file); return 0; } //登录判断 int Land(char* ID, char *passWord) { if (access("./infor.dat", 0) < 0) { AddUser("user","123456", 9); return -1; } FILE* file = fopen("infor.dat", "rb"); if (!file) { return -2; } User *userlist = (User*)malloc(sizeof(User)); User* str = userlist; strcpy(userlist->ID,"ID"); strcpy(userlist->Password, "PassWord"); userlist->leve = 0; User *tempUser= (User*)malloc(sizeof(User)); fread(tempUser, sizeof(User), 1, file); while (!feof(file)) //一直读到文件末尾 { userlist->next = tempUser; userlist = tempUser; tempUser = (User*)malloc(sizeof(User)); fread(tempUser, sizeof(User), 1, file); } //while循环结束 userlist->next = NULL; while (str->next) { if (strcmp(str->next->ID, ID) == 0 && strcmp(str->next->Password, passWord) == 0) { return str->next->leve; } else { str = str->next; } } fclose(file); return -1; } //删除用户 int DeleUser(char* ID, char* passWord) { if (access("./infor.dat", 0) < 0) { FILE* file = fopen("infor.dat", "wb"); fclose(file); return -1; } FILE* file = fopen("infor.dat", "rb"); if (!file) { return -2; } User* userlist = (User*)malloc(sizeof(User)); strcpy(userlist->ID, "ID"); strcpy(userlist->Password, "PassWord"); userlist->leve = 0; User* tempUser = (User*)malloc(sizeof(User)); fread(tempUser, sizeof(User), 1, file); User* str1 = userlist; while (!feof(file)) //一直读到文件末尾 { str1->next = tempUser; str1 = tempUser; tempUser = (User*)malloc(sizeof(User)); fread(tempUser, sizeof(User), 1, file); } //while循环结束 fclose(file); User* str2 = userlist; User* str3 = str2->next; while (str2->next) { if (strcmp(str2->next->ID, ID) == 0 && strcmp(str2->next->Password, passWord) == 0) { str2->next = str3->next; free(str3); file = fopen("./infor.dat", "wb"); while (userlist->next) { fwrite(userlist->next, sizeof(User), 1, file); userlist=userlist->next; } fclose(file); return 0; } else { str2 = str2->next; str3 = str3->next; } } return -1; } /*初始化成绩链表*/ int InitScoreList(Score *&head) { head = (Score *)malloc(sizeof(Score)); if (head == NULL) { printf("错误,请检查内存后重新进入.\n"); return -1; } strcpy(head->Name,"科目"); strcpy(head->score, "分数"); strcpy(head->Owner, "姓名"); strcpy(head->OID, "ID"); head->next = NULL; //使头节点指针域为空 return 0; } /*初始化学生链表*/ int InitStudentList(Student *&head) { head = (Student *)malloc(sizeof(Student)); if (head == NULL) { printf("错误,请检查内存后重新进入.\n"); exit(-1); return -1; } strcpy(head->ID, "ID"); strcpy(head->Name, "姓名"); strcpy(head->theclass, "班级"); head->next = NULL; //使头节点指针域为空 return 0; } /*初始化教职工链表*/ int InitTeacherList(Teacher *&head) { head = (Teacher *)malloc(sizeof(Teacher)); if (head == NULL) { printf("错误,请检查内存后重新进入.\n"); exit(1); return -1; } strcpy(head->ID, "ID"); strcpy(head->Name, "姓名"); strcpy(head->position, "职位"); head->next = NULL; //使头节点指针域为空 return 0; } /*登记学生*/ int AddStudent(Student *&head) { Student *p,*q = head; char name[10], id[15],theClass[20]; p = (Student *)malloc(sizeof(Student)); //为学生信息申请节点 printf("请依次输入学生信息：\n"); printf("|姓名| 学号| 班级|\n "); scanf("%s %s %s", &name, &id, &theClass); strcpy(p->Name, name); strcpy(p->ID, id); strcpy(p->theclass,theClass); p->next = NULL; for (; q->next != NULL; q = q->next) { ; } //移动到尾节点 q->next = p; q = p; printf("\n录入成功!\n"); _getch(); return 0; } /*登记教职工*/ int AddTeacher(Teacher *&head) { Teacher *p,*q = head; char name[10], id[15], position[20]; p = (Teacher *)malloc(sizeof(Teacher)); //为学生信息申请节点 printf("请依次输入教职工信息：\n"); printf("|姓名| 职工号| 职位|\n "); int num=scanf(" %s %s %s", name, id, position); strcpy(p->Name, name); strcpy(p->ID, id); strcpy(p->position, position); p->next = NULL; for (; q->next != NULL; q = q->next) { ; } //移动到尾节点 q->next = p; q = p; printf("\n录入成功!\n"); _getch(); return 0; } /*登记成绩*/ int AddScore(Score *&head) { Score *sco = head; char id[30], ower[30],name[30], sroce[30]; printf("请依次输入成绩信息：\n"); printf("|学生ID|姓名|课程|分数|\n"); scanf("%s %s %s %s", id,ower, name, sroce); Score * temp = (Score *)malloc(sizeof(Score)); strcpy(temp->Name, name); strcpy(temp->OID, id); strcpy(temp->Owner, ower); strcpy(temp->score, sroce); temp->next = NULL; for (; sco->next != NULL; sco = sco->next) { ; } //移动到尾节点 sco->next = temp; sco = temp; printf("\n录入成功!\n"); _getch(); return 0; } /*注销学生*/ int DelStudent(Student *&head) { Student *p = head, *q; q = p->next; char name[30], id[30]; printf("请输入学生姓名及学号："); scanf("%s %s", &name, &id); while (q) { if (strcmp(q->Name, name) == 0 && strcmp(q->ID, id) == 0) { p->next = q->next; free(q); //删除p节点 printf("\n删除成功\n"); _getch(); return 0; } else { p = p->next; q = q->next; } }//while循环结束 return -1; } /*注销教职工*/ int DelTeacher(Teacher *&head) { Teacher *p = head, *q; q = p->next; char name[30], id[30]; printf("\n请输入教职工姓名及职工号："); scanf("%s %s", name, id); while (q) { if (strcmp(q->Name, name) == 0 && strcmp(q->ID, id) == 0) { p->next = q->next; free(q); //删除p节点 printf("\n删除成功\n"); _getch(); return 0; } else { p = p->next; q = q->next; } }//while循环结束 return -1; } /*删除分数*/ int DelScore(Score *&head) { Score *sco1=head,*sco2=head->next; char name[30], id[30]; printf("请输入学生ID及科目："); scanf("%s %s", id, name); while (sco2) { if (strcmp(sco2->OID, id) == 0 && strcmp(sco2->Name, name) == 0) { sco1->next = sco2->next; free(sco2); printf("\n删除成功\n"); _getch(); return 0; } else { sco1 = sco1->next; sco2 = sco1->next; } }//while循环结束 return -1; } /*查找学生*/ int FindStudent(Student *&head) { Student *stu = head; char key[30]; printf("\n请输入关键词"); scanf("%s",&key); while (stu)