C++ 酒店管理系统

主要功能：

1.添加员工信息

2.显示员工信息

3.删除员工信息

4.修改员工信息

5.查找员工信息

6.员工信息排序

7.清空数据

（1）显示数据

（2）修改数据

（3）查找数据

（4）信息排序

部分代码展示：workerManager.cpp。需要完整代码可以留邮箱，有时间就发

#include "stdafx.h"
#include "workerManager.h"WorkerManager::WorkerManager()
{//1.文件不存在ifstream ifs;ifs.open(FILENAME, ios::in);//读文件if (!ifs.is_open()){//cout << "文件不存在" << endl;this->m_staffNum = 0;this->m_staffArray = NULL;this->m_FileIsEmpty = true;ifs.close();return;}//2.文件存在，数据为空char ch;ifs >> ch;if (ifs.eof()){//cout << "文件为空！" << endl;this->m_staffNum = 0;this->m_staffArray = NULL;this->m_FileIsEmpty = true;ifs.close();return;}//3.文件存在数据int num = this->get_staffNum();this->m_staffNum = num;//开辟空间this->m_staffArray = new Worker*[this->m_staffNum];//将文件中的数据存在数组中this->init_staff();
}void WorkerManager::Show_Menu()
{cout << "*********************************************" << endl;cout << "*************欢迎进入酒店管理系统************" << endl;cout << "***************0.退出管理系统****************" << endl;cout << "***************1.添加员工信息****************" << endl;cout << "***************2.显示员工信息****************" << endl;cout << "***************3.删除员工信息****************" << endl;cout << "***************4.修改员工信息****************" << endl;cout << "***************5.查找员工信息****************" << endl;cout << "***************6.员工信息排序****************" << endl;cout << "***************7.清空员工信息****************" << endl;cout << "*********************************************" << endl;cout << endl;
}void WorkerManager::exitSystem()
{cout << "系统退出" << endl;system("pause");exit(0);
}void WorkerManager::Add_staff()
{cout << "输入添加员工的数量：" << endl;int  addNum = 0;  //保存员工的数量cin >> addNum;if (addNum > 0){//计算新空间的大小int newSize = this->m_staffNum + addNum;//开辟新空间Worker ** newSpace=new Worker *[newSize];//将原始数据拷贝到新空间中if (this->m_staffArray != NULL){for (int i = 0; i < this->m_staffNum; i++){newSpace[i] = this->m_staffArray[i];}}for (int i = 0; i < addNum; i++){int id;string name;int dId;cout << "请输入第" << i + 1 << "个员工的编号：" << endl;cin >> id;//判断该编号是否存在int ret = this->IsExist(id);  if (ret != -1){while (1){cout << "该编号已存在，请重新输入编号：" << endl;cin >> id;ret = this->IsExist(id);if (ret == -1){break;}}}cout << "请输入第" << i + 1 << "个员工的姓名：" << endl;cin >> name;cout << "请输入该员工的岗位：" << endl;cout << "1.普通员工" << endl;cout << "2.经理" << endl;cout << "3.老板" << endl;cin >> dId;Worker *worker = NULL;switch (dId){case 1:worker = new staff(id, name, 1);break;case 2:worker = new manager(id, name, 2);break;case 3:worker = new boss(id, name, 3);break;default:break;}//将数据保存newSpace[this->m_staffNum + i] = worker;}//释放原有空间delete[] this->m_staffArray;//更改新空间的指向this->m_staffArray = newSpace;//更新新的员工数量this->m_staffNum = newSize;//提示添加成功this->m_FileIsEmpty = false;//文件不为空cout << "成功添加" << addNum << "个员工" << endl;this->save();}else{cout << "输入有误！" << endl;}//按任意键回到上级目录system("pause");system("cls");
}void WorkerManager::save()
{ofstream ofs;ofs.open(FILENAME, ios::out);  //写文件for (int i = 0; i < this->m_staffNum; i++)  {ofs << this->m_staffArray[i]->m_Id << " "<< this->m_staffArray[i]->m_Name << " "<< this->m_staffArray[i]->m_dId << endl;}//关闭文件ofs.close();
}int WorkerManager::get_staffNum()
{ifstream ifs;ifs.open(FILENAME, ios::in); //打开文件，读操作int id;string name;int dId;int num = 0;while (ifs >> id && ifs >> name && ifs >> dId){num++;}return num;
}void WorkerManager::init_staff()
{ifstream ifs;ifs.open(FILENAME, ios::in);int id;string name;int dId;int index = 0;while (ifs >> id && ifs >> name && ifs >> dId){Worker * worker = NULL;if (dId == 1){worker = new staff(id, name, dId);}else if (dId == 2){worker = new manager(id, name, dId);}else if (dId == 3){worker = new boss(id, name, dId);}this->m_staffArray[index] = worker;index++;}ifs.close();
}//显示员工数据
void WorkerManager::show_staff()
{if (this->m_FileIsEmpty){cout << "文件不存在或者记录为空" << endl;}else{for (int i = 0; i < m_staffNum; i++){this->m_staffArray[i]->showInfo();}}system("pause");system("cls");
}
//
int WorkerManager::IsExist(int id)
{int index = -1;for (int i = 0; i < this->m_staffNum; i++){if (this->m_staffArray[i]->m_Id == id){index = i;break;}}return index;
}//删除员工
void WorkerManager::Del_staff()
{if (this->m_FileIsEmpty){cout << "文件不存在或者为空" << endl;}else{cout << "请输入删除员工的的编号：" << endl;int id = 0;cin >> id;int index = this->IsExist(id);if (index != -1)  //员工存在，删除{for (int i = index; i < this->m_staffNum - 1; i++){this->m_staffArray[i] = this->m_staffArray[i + 1];}this->m_staffNum--; //更新员工的数量//文件数据同步this->save();cout << "删除成功" << endl;}else{cout << "该员工不存在" << endl;}//清屏操作system("pause");system("cls");}
}//修改员工数据
void WorkerManager::Mod_staff()
{if (this->m_FileIsEmpty){cout << "文件不存在或者为空" << endl;}else{cout << "请输入修改的职工编号：" << endl;int id;cin >> id;int ret=this->IsExist(id);if (ret != -1){delete this->m_staffArray[ret];int newId = 0;string newName = " ";int newdId = 0;cout << "查找到" << id << "号职工，请输入新职工编号：" << endl;cin >> newId;cout << "请输入新的名字：" << endl;cin >> newName;cout << "请输入新的岗位" << endl;cout << "1.清洁员" << endl;cout << "2.经理" << endl;cout << "3.老板" << endl;cin >> newdId;Worker * worker = NULL;switch (newdId){case 1:worker = new staff(newId, newName, newdId);break;case 2:worker = new manager(newId, newName, newdId);break;case 3:worker = new boss(newId, newName, newdId);break;default:break;}//更新数据到数组中this->m_staffArray[ret] = worker;cout << "修改成功" << endl;//保存到文件中this->save();}else{cout << "修改失败，查无此人" << endl;}}system("pause");system("cls");
}//查找员工
void WorkerManager::Find_staff()
{if (this->m_FileIsEmpty){cout << "文件不存在或者数据为空";}else{cout << "请输入查找方式：" << endl;cout << "1.按编号查找" << endl;cout << "2.按姓名查找" << endl;int select = 0;cin >> select;if (select == 1){int id;cout << "请输入查找的职工编号：" << endl;cin >> id;int ret = IsExist(id);if (ret != -1){cout << "查找成功！该员工信息如下：" << endl;this->m_staffArray[ret]->showInfo();}else{cout << "查无此人" << endl;}}else if (select == 2){string name;cout << "请输入查找的职工名字：" << endl;cin >> name;//判断是否查到bool flag = false;//默认未找到for (int i = 0; i < m_staffNum; i++){if (this->m_staffArray[i]->m_Name == name){cout << "查找成功，职工编号为："<< this->m_staffArray[i]->m_Id<< "该员工信息如下：" << endl;flag = true;this->m_staffArray[i]->showInfo();}}if (flag == false){cout << "查无此人" << endl;}}else{cout << "查无此人" << endl;}}system("pause");system("cls");
}
//对员工编号进行排序
void WorkerManager::Sort_staff()
{if (this->m_FileIsEmpty){cout << "文件不存在或者为空" << endl;system("pause");system("cls");}else{cout << "请选择排序方式：" << endl;cout << "1.升序排列" << endl;cout << "2.降序排序" << endl;int select = 0;cin >> select;for (int i = 0; i < m_staffNum; i++){int minOrMax = i;  //最小值或者对大值的下标for (int j = i + 1; j < m_staffNum; j++){if (select == 1) //升序{if (this->m_staffArray[minOrMax]->m_Id > this->m_staffArray[j]->m_Id){minOrMax = j;}}else //降序{if (this->m_staffArray[minOrMax]->m_Id < this->m_staffArray[j]->m_Id){minOrMax = j;}}}if (i != minOrMax){Worker * temp = this->m_staffArray[i];this->m_staffArray[i] = this->m_staffArray[minOrMax];this->m_staffArray[minOrMax] = temp;}}cout << "排序成功！" << endl;this->show_staff();this->save();}
}void WorkerManager::Clean_File()
{cout << "确认清空数据？" << endl;cout << "1.确认" << endl;cout << "2.返回" << endl;int select = 0;cin >> select;if (select == 1){ofstream ofs(FILENAME, ios::trunc);//删除后重建，相当于清空ofs.close();if (this->m_staffArray != NULL){//删除堆区的每个对象for (int i = 0; i < this->m_staffNum; i++){delete this->m_staffArray[i];this->m_staffArray[i] = NULL;}//删除堆区数组指针delete[] this->m_staffArray;this->m_staffArray = NULL;this->m_staffNum = 0;this->m_FileIsEmpty = true;}cout << "清空成功" << endl;}system("pause");system("cls");
}
WorkerManager::~WorkerManager()  //释放
{if (this->m_staffArray != NULL){for (int i = 0; i < m_staffNum; i++){delete this->m_staffArray[i];this->m_staffArray[i] = NULL;}delete[]this->m_staffArray;this->m_staffArray = NULL;}
}

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C++ 酒店管理系统

部分代码展示：workerManager.cpp。需要完整代码可以留邮箱，有时间就发

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