数据结构 教师信息管理系统

该系统能够对信息学院的教师信息进行管理，主要功能如下：

设计要求：

(1) 实现人事资料输入、修改、删除等：

(2) 输入教师信息，如姓名、身份证号、地址、电话、部门、工资、参加工作时间、专业、职务、备注等。

(3) 实现信息查询：可根据教师编号、教师姓名、出生年月范围、工资范围、参加工作时间范围等条件查询等。

#include <iostream>
#include <fstream>
#include <sstream>
#include <string>
#include <iomanip>
#include <windows.h>
#define WIDTH 20
#define space setw(WIDTH)
#define NEWLINE " "
using namespace std;

struct students{
 int IDNumber ,wage, time,birthday;
 string name, address, phone, department,spe, zhiwu, remarks;
};

 

void write(const char *filename)
{
 students stu;
 ofstream out;
 out.open(filename, ios::app);
 if (!out.is_open())
 {
  cout << "open error" << endl;
  return;
 }
 else
 {
  cout << "请输入身份证号、姓名、地址、电话、部门、工资、参加工作的时间、专业、职务、备注：" << endl;
  cin >> stu.IDNumber >> stu.name>> stu.address >> stu.phone >> stu.department >> stu.wage >> stu.time >> stu.spe >> stu.zhiwu >> stu.remarks;
  out.fill(' ');
  out.setf(ios::left);
  out << space << stu.IDNumber << space << stu.name <<space << stu.address << space << stu.phone << space << stu.department << space << stu.wage << space << stu.time << space << stu.spe << space << stu.zhiwu << space << stu.remarks << NEWLINE;
  out.close();
  cout << "添加成功！！" << endl;
 }
}

void read(const char *filename)
{
 students stu;
 ifstream in;
 in.open(filename, ios::in);
 if (!in.is_open())
 {
  cout << "file open error" << endl;
  return;
 }
 else
 {
  stringstream ss;
  char line[100000];
  cout.setf(ios::left);
  cout.fill(' ');
  cout << space << "身份证号" << space << "姓名" << space << "地址" << space << "电话" << space << "部门" << space << "工资" << space << "参加工作时间" << space << "专业" << space << "职务" << space << "备注" << endl;
  while (in.peek() != EOF)
  {
   in.getline(line,100000);
   ss << line;
   ss >> stu.IDNumber >> stu.name>> stu.address >> stu.phone >> stu.department >> stu.wage >> stu.time >> stu.spe >> stu.zhiwu >> stu.remarks;
   cout << space << stu.IDNumber << space << stu.name << space << stu.address << space << stu.phone << space << stu.department << space << stu.wage << space << stu.time << space << stu.spe << space << stu.zhiwu << space << stu.remarks << NEWLINE;
   ss.str("");
   ss.clear();
  }
  in.close();
 }
}

void del(const char *filename)
{
 int IDNumber;
 cout << "请输入您要删除教师的身份证号" << endl;
 cin >> IDNumber;
 ifstream in;
 in.open(filename, ios::in);
 if (!in.is_open())
 {
  cout << "file open error" << endl;
  return;
 }
 else
 {
  string temp;
  stringstream ss;
  int curId;;
  while (in.peek() != EOF)
  {
   string line;
   getline(in, line);
   ss << line;
   ss >> curId;
   if (curId != IDNumber)
   {
    temp += line + NEWLINE;
   }
   ss.str("");
   ss.clear();
  }
  in.close();
  ofstream out;
  out.open("D:\teachermanage.txt", ios::out);
  if (!out.is_open())
  {
   cout << "file open error" << endl;
   return;
  }
  else
  {
   out << temp;
   out.close();
   cout << "删除成功！！" << endl;
  }
 }

}

 

int search_pos(const char *filename, int id)
{
 ifstream in;
 in.open(filename, ios::in | ios::binary);
 if (!in.is_open())
 {
  cout << "file open error" << endl;
  return -1;
 }
 else
 {
  stringstream ss;
  while (in.peek() != EOF)
  {
   int start = in.tellg();
   string line;
   getline(in, line);
   ss << line;
   int curID;
   ss >> curID;
   if (curID == id)
   {
    in.close();
    return start;
   }
   ss.str("");
  }
  cout << "对不起您查找的同学信息不存在!" << endl;
  in.close();
 }
 return -1;
}

int search_name(const char *filename, string name)
{
 students stu;
 ifstream in;
 in.open(filename, ios::in | ios::binary);
 if (!in.is_open())
 {
  cout << "file open error" << endl;
  return -1;
 }
 else
 {
  stringstream ss;
  while (in.peek() != EOF)
  {
   int start = in.tellg();
   string line;
   getline(in, line);
   ss << line;
   ss >> stu.IDNumber >> stu.name >> stu.address >> stu.phone >> stu.department >> stu.wage >> stu.time >> stu.spe >> stu.zhiwu >> stu.remarks;
   if (stu.name == name)
   {
    in.close();
    return start;
   }
   ss.str("");
  }
  cout << "对不起您查找的教师信息不存在!" << endl;
  in.close();
 }
 return -1;
}
void searchName(const char *filename)
{
 cout << "请输入您要查找的教师姓名：" << endl;
 string name;
 cin >> name;
 int pos = search_name(filename, name);
 string line;
 fstream in;
 in.open(filename, ios::in | ios::binary);
 in.seekg(pos, ios::beg);
 getline(in, line);
 cout.setf(ios::left);
 cout << space << "身份证号" << space << "姓名" << space << "地址" << space << "电话" << space << "部门" << space << "工资" << space << "参加工作时间" << space << "专业" << space << "职务" << space << "备注" << endl;
 cout << line << endl;
}

void searchID(const char *filename)
{
 cout << "请输入您要查找的教师id：" << endl;
 int id;
 cin >> id;
 int pos = search_pos(filename, id);
 string line;
 fstream in;
 in.open(filename, ios::in | ios::binary);
 in.seekg(pos, ios::beg);
 getline(in, line);
 cout.setf(ios::left);
 cout << space << "身份证号" << space << "姓名" << space << "地址" << space << "电话" << space << "部门" << space << "工资" << space << "参加工作时间" << space << "专业" << space << "职务" << space << "备注" << endl;
 cout << line << endl;
}

void edit(const char *filename)
{
 int id, age;
 string name,address, phone, department, wage, time, spe, zhiwu, remarks;
 cout << "请输入您要修改的教师身份证号：" << endl;
 cin >> id;
 cout << "请输入该教师新的姓名、地址、电话、部门、工资、参加工作的时间、专业、职务、备注：" << endl;
 cin >> name >> address >> phone >> department >> wage >> time >> spe >> zhiwu >> remarks;
 stringstream infoTemp;
 infoTemp.fill(' ');
 infoTemp.setf(ios::left);
 infoTemp << space << id << space << name << space << address << space << phone << space << department << space << wage << space << time << space << spe << space << zhiwu << space << remarks;
 string newInfo;
 getline(infoTemp, newInfo);
 fstream file;
 file.open(filename, ios::in | ios::out | ios::binary);
 if (!file.is_open())
 {
  cout << "file open error" << endl;
  return;
 }
 else
 {
  int pos = search_pos(filename, id);
  file.seekg(pos, ios::beg);
  file << newInfo;
  cout << "修改后信息为：" << endl;
  cout << newInfo << endl;
  file.close();
 }
}

void searchwage(const char *filename)
{
 int max1, min1;
 cout << "请输入教师公资范围（最大、最小）"<<endl;
 cin >> max1>>min1;
 students stu;
 ifstream in;
 in.open(filename, ios::in);
 if (!in.is_open())
 {
  cout << "file open error" << endl;
  return;
 }
 else
 {
  stringstream ss;
  char line[100000];
  cout.setf(ios::left);
  cout.fill(' ');
  cout << space << "身份证号" << space << "姓名" << space << "地址" << space << "电话" << space << "部门" << space << "工资" << space << "参加工作时间" << space << "专业" << space << "职务" << space << "备注" << endl;
  while (in.peek() != EOF)
  {
   in.getline(line, 100000);
   ss << line;
   ss >> stu.IDNumber >> stu.name >> stu.address >> stu.phone >> stu.department >> stu.wage >> stu.time >> stu.spe >> stu.zhiwu >> stu.remarks;
   if (stu.wage<max(max1,min1)&&stu.wage>min(max1,min1))
   cout << space << stu.IDNumber << space << stu.name << space << stu.address << space << stu.phone << space << stu.department << space << stu.wage << space << stu.time << space << stu.spe << space << stu.zhiwu << space << stu.remarks << NEWLINE;
   ss.str("");
   ss.clear();
  }
  in.close();
 }
}

void searchtime(const char *filename)
{
 int max1, min1;
 cout << "请输入教师参加工作时间范围（最大、最小）" << endl;
 cin >> max1 >> min1;
 students stu;
 ifstream in;
 in.open(filename, ios::in);
 if (!in.is_open())
 {
  cout << "file open error" << endl;
  return;
 }
 else
 {
  stringstream ss;
  char line[100000];
  cout.setf(ios::left);
  cout.fill(' ');
  cout << space << "身份证号" << space << "姓名" << space << "地址" << space << "电话" << space << "部门" << space << "工资" << space << "参加工作时间" << space << "专业" << space << "职务" << space << "备注" << endl;
  while (in.peek() != EOF)
  {
   in.getline(line, 100000);
   ss << line;
   ss >> stu.IDNumber >> stu.name >> stu.address >> stu.phone >> stu.department >> stu.wage >> stu.time >> stu.spe >> stu.zhiwu >> stu.remarks;
   if (stu.time<max(max1, min1) && stu.time>min(max1, min1))
    cout << space << stu.IDNumber << space << stu.name << space << stu.address << space << stu.phone << space << stu.department << space << stu.wage << space << stu.time << space << stu.spe << space << stu.zhiwu << space << stu.remarks << NEWLINE;
   ss.str("");
   ss.clear();
  }
  in.close();
 }
}

int main()
{

 const char *filename = "D:\teachermanage.txt";
 while (true)
 {
  cout << "--------------------------" << endl;
  cout << "0、查看全部信息" << endl;
  cout << "1、新增教师信息" << endl;
  cout << "2、删除教师信息" << endl;
  cout << "3、修改教师信息" << endl;
  cout << "4、查找教师信息(身份证号)" << endl;
  cout << "5、查找教师信息（姓名）" << endl;
  cout << "6、查找教师信息（工资）" << endl;
  cout << "7、查找教师信息（工作时间）" << endl;
  int cmd;
  cin >> cmd;
  system("cls");
  switch (cmd)
  {
  case 0:read(filename); break;
  case 1:write(filename); break;
  case 2:del(filename); break;
  case 3:edit(filename); break;
  case 4:searchID(filename); break;
  case 5:searchName(filename); break;
  case 6:searchwage(filename); break;
  case 7:searchtime(filename); break;
  }
 }
 return 0;
}

 

 

 

//新增出生年月查询     未增加出生年月属性，而是通过身份证号进行教师身份的查询

void searchbirth(const char *filename)
{
 int max1, min1;
 cout << "请输入教师出生年月范围（最大、最小）" << endl;
 cin >> max1 >> min1;
 students stu;
 ifstream in;
 in.open(filename, ios::in);
 if (!in.is_open())
 {
  cout << "file open error" << endl;
  return;
 }
 else
 {
  stringstream ss;
  char line[100000];
  cout.setf(ios::left);
  cout.fill(' ');
  cout << space << "身份证号" << space << "姓名" << space << "地址" << space << "电话" << space << "部门" << space << "工资" << space << "参加工作时间" << space << "专业" << space << "职务" << space << "备注" << endl;
  while (in.peek() != EOF)
  {
   in.getline(line, 100000);
   ss << line;
   ss >> stu.IDNumber >> stu.name >> stu.address >> stu.phone >> stu.department >> stu.wage >> stu.time >> stu.spe >> stu.zhiwu >> stu.remarks;
   string t(stu.IDNumber.substr(6, 8));
   int b = atoi(t.c_str());
   if (b<max(max1, min1) && b>min(max1, min1))
    cout << space << stu.IDNumber << space << stu.name << space << stu.address << space << stu.phone << space << stu.department << space << stu.wage << space << stu.time << space << stu.spe << space << stu.zhiwu << space << stu.remarks << NEWLINE;
   ss.str("");
   ss.clear();
  }
  in.close();
 }
}