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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
typedef struct employee
{
int num;
char duty[10];
char name[10];
char sex[3];
unsigned char age;
char edu[10];
int salary;
char tel_office[13];
char tel_home[13];
char mobile[13];
char qq[11];
char address[31];
struct employee *next;
}EMP;
char password[9];
EMP *emp_first,*emp_end;
char gsave,gfirst;
void addemp(void);
void findemp(void);
void listemp(void);
void modifyemp(void);
void summaryemp(void);
void delemp(void);
void resetpwd(void);
void readdata(void);
void savedata(void);
int modi_age(int s);
int modi_salary(int s);
char *modi_field(char *field,char *s,int n);
EMP *findname(char *name);
EMP *findnum(int num);
EMP *findtelephone(char *name);
EMP *findqq(char *name);
void displayemp(EMP *emp,char *field,char *name);
void checkfirst(void);
void bound(char ch,int n);
void login();
void menu();
void addemp()
{
FILE *fp;
EMP *emp1;
int i=0;
char choice='y';
if((fp=fopen("employee.dat","ab"))==NULL)
{
printf("打开文件employee.dat出错！\n");
getch();
return;
}
do{
i++;
emp1=(EMP *)malloc(sizeof(EMP));
if(emp1==NULL)
{
printf("内存分配失败，按任意键退出！\n");
getch();
return;
}
printf("请输入第%d个员工的信息，\n",i);
bound('_',30);
printf("工号：");
scanf("%d",&emp1->num);
printf("职务：");
scanf("%s",&emp1->duty);
printf("姓名：");
scanf("%s",&emp1->name);
printf("性别：");
scanf("%s",&emp1->sex);
printf("年龄：");
scanf("%d",&emp1->age);
printf("文化程度：");
scanf("%s",&emp1->edu);
printf("工资：");
scanf("%d",&emp1->salary);
printf("办公电话：");
scanf("%s",&emp1->tel_office);
printf("家庭电话：");
scanf("%s",&emp1->tel_home);
printf("移动电话：");
scanf("%s",&emp1->mobile);
printf("QQ:");
scanf("%s",&emp1->qq);
printf("地址：");
scanf("%s",&emp1->address);
emp1->next=NULL;
if(emp_first==NULL)
{
emp_first=emp1;
emp_end=emp1;
}else {
emp_end->next=emp1;
emp_end=emp1;
}
fwrite(emp_end,sizeof(EMP),1,fp);
gfirst=0;
printf("\n");
bound('_',30);
printf("\n是否继续输入?(y/n)");
fflush(stdin);
choice=getch();
if(toupper(choice)!='Y')
{
fclose(fp);
printf("\n输入完毕，按任意键返回\n");
getch();
return;
}
system("cls");
}while(1);
}
void bound(char ch,int n)
{
while(n--)
putch(ch);
printf("\n");
return;
}
/*首次使用，进行用户信息初始化*/
void checkfirst()
{
FILE *fp,*fp1;
char pwd[9],pwd1[9],pwd2[9],pwd3[9],ch;
int i;
char strt='8';
if((fp=fopen("config.bat","rb"))==NULL)
{
printf("\n新系统，请进行相应的初始化操作！\n");
bound('_',50);
getch();
do{
printf("\n设置密码，请不要超过8位：");
for(i=0;i<8&&((pwd[i]=getch())!=13);i++)
putch('*');
printf("\n再确认一次密码：");
for(i=0;i<8&&((pwd1[i]=getch())!=13);i++)
putch('*');
pwd[i]='\0';
pwd1[i]='\0';
if(strcmp(pwd,pwd1)!=0)
printf("\n两次密码输入不一致，请重新输入！\n\n");
else break;
}while(1);
if((fp1=fopen("config.bat","wb"))==NULL)
{
printf("\n系统创建失败，请按任意键退出！");
getch();
exit(1);
}
i=0;
while(pwd[i])
{
pwd2[i]=(pwd[i]^ strt);
putw(pwd2[i],fp1);
i++;
}
fclose(fp1);
printf("\n\n系统初始化成功，按任意键退出后，再重新进入！\n");
getch();
exit(1);
}else{
i=0;
while(!feof(fp)&&i<8)
pwd[i++]=(getw(fp)^strt);
pwd[i]='\0';
if(i>=8) i--;
while(pwd[i]!=-1&&i>=0)
i--;
pwd[i]='\0';
strcpy(password,pwd);
}
}
void delemp()
{
int findok=0;
EMP *emp1,*emp2;
char name[10],choice;
system("cls");
printf("\n输入要删除的员工姓名：");
scanf("%s",name);
emp1=emp_first;
emp2=emp1;
while(emp1)
{
if(strcmp(emp1->name,name)==0)
{
findok=1;
system("cls");
printf("员工：%s的信息如下：",emp1->name);
bound('_',40);
printf("工号：%d\n",emp1->num);
printf("职务：%s\n",emp1->duty);
printf("姓名：%s\n",emp1->name);
printf("性别：%s\n",emp1->sex);
printf("年龄：%d\n",emp1->age);
printf("文化程度：%s\n",emp1->edu);
printf("工资：%d\n",emp1->salary);
printf("办公电话：%s\n",emp1->tel_office);
printf("家庭电话：%s\n",emp1->tel_home);
printf("移动电话：%s\n",emp1->mobile);
printf("QQ号码：%s\n",emp1->qq);
printf("住址:%\ns",emp1->address);
bound('_',40);
printf("您真的要删除该员工吗？(y/n)");
fflush(stdin);
choice=getchar();
if(choice!='y' && choice!='Y') return;
if(emp1==emp_first) emp_first=emp1->next;
else emp2->next=emp1->next;
free(emp1);
gsave=1;
savedata();
return;
} else{
emp2=emp1;
emp1=emp1->next;
}
}
if(!findok)
{
bound('_',40);
printf("\n没有找到姓名是：%s的信息！\n",name);
getch();
}
return;
}
void displayemp(EMP *emp,char *field,char *name)
{
if(emp)
{
printf("\n%s:%s信息如下：\n",field,name);
bound('_',30);
printf("工号：%d\n",emp->num);
printf("职务：%s\n",emp->duty);
printf("姓名：%s\n",emp->name);
printf("性别：%s\n",emp->sex);
printf("年龄：%d\n",emp->age);
printf("文化程度：%s\n",emp->edu);
printf("工资：%d\n",emp->salary);
printf("办公电话：%s\n",emp->tel_office);
printf("家庭电话：%s\n",emp->tel_home);
printf("移动电话：%s\n",emp->mobile);
printf("QQ号码：%s\n",emp->qq);
printf("住址:%s\n",emp->address);
bound('_',30);
}else {
bound('_',40);
printf("资料库中没有%s为：%s的员工！请重新确认！",field,name);
}
return;
}
EMP *findname(char *name)
{
EMP *emp1;
emp1=emp_first;
while(emp1)
{
if(strcmp(name,emp1->name)==0) return emp1;
emp1=emp1->next;
}
return NULL;
}
EMP *findnum(int num)
{
EMP *emp1;
emp1=emp_first;
while(emp1)
{
if(num==emp1->num) return emp1;
emp1=emp1->next;
}
return NULL;
}
EMP *findtelephone(char *name)
{
EMP *emp1;
emp1=emp_first;
while(emp1)
{
if((strcmp(name,emp1->tel_office)==0)||
(strcmp(name,emp1->tel_home)==0)||
(strcmp(name,emp1->mobile)==0))
return emp1;
emp1=emp1->next;
}
return NULL;
}
EMP *findqq(char *name)
{
EMP *emp1;
emp1=emp_first;
while(emp1)
{
if(strcmp(name,emp1->qq)==0) return emp1;
emp1=emp1->next;
}
return NULL;
}
void findemp()
{
int choice,ret=0,num;
char str[13];
EMP *emp1;
system("cls");
do{
printf("\t查询员工信息\n");
bound('_',30);
printf("\t1.按姓名查询\n");
printf("\t2.按工号查询\n");
printf("\t3.按电话查询\n");
printf("\t4.按QQ号查询\n");
printf("\t0.返回主菜单\n");
bound('_',30);
printf("\n请选择菜单：");
do{
fflush(stdin);
choice=getchar();
system("cls");
switch(choice)
{
case '1':
printf("\n输入要查询的员工姓名：");
scanf("%s",str);
emp1=findname(str);
displayemp(emp1,"姓名",str);
getch();
break;
case '2':
printf("\n请输入要查询的员工的工号");
scanf("%d",&num);
emp1=findnum(num);
itoa(num,str,10);
displayemp(emp1,"工号",str);
getch();
break;
case '3':
printf("\n输入要查询员工的电话:");
scanf("%s",str);
emp1=findtelephone(str);
displayemp(emp1,"电话",str);
getch();
break;
case '4':
printf("\n输入要查询的员工的QQ号：");
scanf("%s",str);
emp1=findqq(str);
displayemp(emp1,"QQ号码",str);
getch();
break;
case '0':
ret=1;
break;
}
}while(choice<'0'||choice>'4');
system("cls");
if(ret) break;
}while(1);
}
void listemp()
{
EMP *emp1;
printf("\n资料库中的员工信息列表\n");
bound('_',40);
emp1=emp_first;
while(emp1)
{
printf("工号：%d\n",emp1->num);
printf("职务：%s\n",emp1->duty);
printf("姓名：%s\n",emp1->name);
printf("性别：%s\n",emp1->sex);
printf("年龄：%d\n",emp1->age);
printf("文化程度：%s\n",emp1->edu);
printf("工资：%d\n",emp1->salary);
printf("办公电话：%s\n",emp1->tel_office);
printf("家庭电话：%s\n",emp1->tel_home);
printf("移动电话：%s\n",emp1->mobile);
printf("QQ号码：%s\n",emp1->qq);
printf("住址:%s\n",emp1->address);
bound('_',40);
emp1=emp1->next;
}
printf("\n显示完毕，按任意键退出！\n");
getch();
return;
}
/*检测登录密码*/
void login()
{
int i,n=3;
char pwd[9];
do{
printf("请输入密码：");
for(i=0;i<8 && ((pwd[i]=getch())!=13);i++)
putch('*');
pwd[i]='\0';
if(strcmp(pwd,password))
{
printf("\n密码错误，请重新输入！\n");
system("cls");
n--;
}else break;
} while(n>0);
if(!n)
{
printf("请退出，你的三次输入密码错误！");
getch();
exit(1);
}
}
void menu()
{
char choice;
system("cls");
do{
printf("\t 企业员工管理系统\n");
bound('_',40);
printf("\t1.输入员工信息\n");
printf("\t2.查询员工信息\n");
printf("\t3.显示员工信息\n");
printf("\t4.修改员工信息\n");
printf("\t5.删除员工信息\n");
printf("\t6.统计员工信息\n");
printf("\t7.重置系统密码\n");
printf("\t0.退出系统\n");
bound('_',40);
printf("\n请选择您需要的操作！");
do{
fflush(stdin);
choice=getchar();
system("cls");
switch(choice)
{
case '1':
addemp();
break;
case '2':
if(gfirst)
{
printf("系统信息中无员工信息，请先添加员工信息！\n");
getch();
break;
}
findemp();
break;
case '3':
if(gfirst)
{
printf("系统信息中无员工信息，请先添加员工信息！\n");
getch();
break;
}
listemp();
break;
case '4':
if(gfirst)
{
printf("系统信息中无员工信息，请先添加员工信息！\n");
getch();
break;
}
modifyemp();
break;
case '5':
if(gfirst)
{
printf("系统信息中无员工信息，请先添加员工信息！\n");
getch();
break;
}
delemp();
break;
case '6':
if(gfirst)
{
printf("系统信息中无员工信息，请先添加员工信息！\n");
getch();
break;
}
summaryemp();
break;
case '7':
resetpwd();
break;
case '0':
savedata();
exit(0);
}
} while(choice<'0'||choice>'7');
system("cls");
}while(1);
}
int modi_salary(int salary){
int newsalary;
printf("原来的工资数为：%d",salary);
printf("新的工资数：");
scanf("%d",&newsalary);
return(newsalary);
}
int modi_age(int age){
int newage;
printf("原来的年龄为：%d",age);
printf("新的年龄：");
scanf("%d",&newage);
return(newage);
}
char *modi_field(char *field,char *content,int len)
{
char *str;
str=malloc(sizeof(char)*len);
if(str==NULL)
{
printf("内存分配失败，按任意键退出！");
getch();
return NULL;
}
printf("原来%s为：%s\n",field,content);
printf("修改为（内容不要超过%d个字符！）：",len);
scanf("%s",str);
return str;
}
void modifyemp()
{
EMP *emp1;
char name[10],*newcontent;
int choice;
printf("\n请输入您要修改的员工的信息:");
scanf("%s",&name);
emp1=findname(name);
displayemp(emp1,"姓名",name);
if(emp1)
{
printf("\n 请输入你要修改的内容选项！\n");
bound('_',40);
printf("1.修改职务 2.修改年龄\n");
printf("3.修改文化程度 4.修改工资\n");
printf("5.修改办公室电话 6.修改家庭电话\n");
printf("7.修改移动电话 8.修改QQ号码 \n");
printf("9.修改住址 0.返回\n ");
bound('_',40);
do{
fflush(stdin);
choice=getchar();
switch(choice)
{
case '1':
newcontent=modi_field("职务",emp1->duty,10);
if(newcontent!=NULL)
{
strcpy(emp1->duty,newcontent);
free(newcontent);
}
break;
case '2':
emp1->age=modi_age(emp1->age);
break;
case '3':
newcontent=modi_field("文化程度",emp1->edu,10);
if(newcontent!=NULL)
{
strcpy(emp1->edu,newcontent);
free(newcontent);
}
break;
case '4':
emp1->salary=modi_salary(emp1->salary);
break;
case '5':
newcontent=modi_field("办公室电话",emp1->tel_office,13);
if(newcontent!=NULL)
{
strcpy(emp1->tel_office,newcontent);
free(newcontent);
}
break;
case '6':
newcontent=modi_field("家庭电话",emp1->tel_home,13);
if(newcontent!=NULL)
{
strcpy(emp1->tel_home,newcontent);
free(newcontent);
}
break;
case '7':
newcontent=modi_field("移动电话",emp1->mobile,12);
if(newcontent!=NULL)
{
strcpy(emp1->mobile,newcontent);
free(newcontent);
}
break;
case '8':
newcontent=modi_field("QQ号码",emp1->qq,10);
if(newcontent==NULL)
{
strcpy(emp1->qq,newcontent);
free(newcontent);
}
break;
case '9':
newcontent=modi_field("住址",emp1->address,30);
if(newcontent!=NULL)
{
strcpy(emp1->address,newcontent);
free(newcontent);
}
break;
case '0':
return;
}
}while(choice<'0' || choice>'9');
gsave=1;
savedata();
printf("\n修改完毕，按任意键退出！\n");
getch();
}
return;
}
/*读取数据*/
void readdata(void)
{
FILE *fp;
EMP *emp1;
if((fp=fopen("employee.dat","rb"))==NULL)
{
gfirst=1;
return;
}
while(!feof(fp))
{
emp1=(EMP *)malloc(sizeof(EMP));
if(emp1==NULL)
{
printf("内存分配失败！\n");
getch();
return;
}
fread(emp1,sizeof(EMP),1,fp);
if(feof(fp)) break;
if(emp_first==NULL)
{
emp_first=emp1;
emp_end=emp1;
}else{
emp_end->next=emp1;
emp_end=emp1;
}
emp_end->next=NULL;
}
gfirst=0;
fclose(fp);
}
void resetpwd()
{
char pwd[9],pwd1[9],ch;
int i;
FILE *fp1;
system("cls");
printf("\n请输入旧密码：\n");
for(i=0;i<8 && ((pwd[i]=getch())!=13);i++)
putch('*');
pwd[i]='\0';
if(strcmp(password,pwd)!=0)
{
printf("\n密码错误，请按任意键退出！\n");
getch();
return;
}
do{
printf("\n设置新密码，请不要超过8位：");
for(i=0;i<8&&((pwd[i]=getch())!=13);i++)
putch('*');
printf("\n再确认一次密码：");
for(i=0;i<8&&((pwd1[i]=getch())!=13);i++)
putch('*');
pwd[i]='\0';
pwd1[i]='\0';
if(strcmp(pwd,pwd1)!=0)
printf("\n两次密码输入不一致，请重新输入！\n\n");
else break;
}while(1);
if((fp1=fopen("config.bat","wb"))==NULL)
{
printf("\n系统创建失败，请按任意键退出！");
getch();
exit(1);
}
i=0;
while(pwd[i])
{
putw(pwd[i],fp1);
i++;
}
fclose(fp1);
printf("\n密码修改成功，按任意键退出！\n");
getch();
return;
}
void savedata()
{
FILE *fp;
EMP *emp1;
if(gsave==0) return;
if((fp=fopen("employee.dat","wb"))==NULL)
{
printf("打开文件employee.dat出错！\n");
getch();
return;
}
emp1=emp_first;
while(emp1)
{
fwrite(emp1,sizeof(EMP),1,fp);
emp1=emp1->next;
}
gsave=0;
fclose(fp);
}
void summaryemp()
{
EMP *emp1;
int sum=0,num=0,man=0,woman=0;
emp1=emp_first;
while(emp1)
{
num++;
sum+=emp1->salary;
char strw[2];
strncpy(strw,emp1->sex,2);
if((strcmp(strw,"ma")==0)||(strcmp(emp1->sex,"男")==0)) man++;
else woman++;
emp1=emp1->next;
}
printf("\n下面是相关员工的统计信息！\n");
bound('_',40);
printf("员工总数是：%d\n",num);
printf("员工的工资总数是：%d\n",sum);
printf("男员工数为：%d\n",man);
printf("女员工数为：%d\n",woman);
bound('_',40);
printf("按任意键退出！\n");
getch();
return;
}
int main(void)
{
emp_first=emp_end=NULL;
gsave=gfirst=0;
checkfirst();
login();
readdata();
menu();
system("PAUSE");
return 0;
}
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