4.职工管理系统

文件目录

职工管理系统.cpp#

#include<iostream>
using namespace std;
#include "WorkerManager.h"
#include "worker.h"
#include "employee.h"
#include "manager.h"
#include "boss.h"


void test() {

	Worker* worker = NULL;
	worker = new Employee(1, "张三", 1);
	worker->showInfo();

	worker = new Manager(2, "李四", 2);
	worker->showInfo();
	delete worker;

	worker = new Boss(3, "王五", 3);
	worker->showInfo();
	delete worker;
}


int main() {

	//test();

	WorkerManager wm;
	int choice = 0;
	while (true) {
		wm.Show_Menu();
		cout << "请输入您的选择：" << endl;
		cin >> choice;

		switch (choice)
		{
		case 0:
			wm.exitSystem();
			break;
		case 1:
			wm.Add_Emp();
			break;
		case 2:
			wm.show_Emp();
			break;
		case 3:
			wm.Del_Emp();
			break;
		case 4:
			wm.Mod_Emp();
			break;
		case 5:
			wm.Find_Emp();
			break;
		case 6:
			wm.Sort_Emp();
			break;
		case 7:
			wm.Clean_File();
			break;
		default:
			break;
		}
	}

	system("pause");
	return 0;
}

WorkerManager.h#

#pragma once
#include<iostream>
using namespace std;
#include "worker.h"
#include "employee.h"
#include "manager.h"
#include "boss.h"
#include<fstream>
#define FILENAME "empFile.txt"


class WorkerManager {


public:
	WorkerManager();

	void Show_Menu();

	void exitSystem();

	void Add_Emp();

	void save();

	int get_EmpNum();

	void init_Emp();

	void show_Emp();

	void Del_Emp();

	int IsExist(int id);

	void Mod_Emp();

	void Find_Emp();

	void Sort_Emp();

	void Clean_File();

	~WorkerManager();

public:
	int m_EmpNum;

	// 员工数组的指针
	Worker** m_EmpArray;

	bool m_FileIsEmpty;
};

WorkerManager.cpp#

#include "WorkerManager.h"


WorkerManager::WorkerManager() {

	ifstream ifs;
	ifs.open(FILENAME, ios::in);

	if (!ifs.is_open()) {
		cout << "文件不存在" << endl; //测试输出
		this->m_EmpNum = 0;  //初始化人数
		this->m_FileIsEmpty = true; //初始化文件为空标志
		this->m_EmpArray = NULL; //初始化数组
		ifs.close(); //关闭文件
		return;
	}

	char ch;
	ifs >> ch;
	if (ifs.eof()) {
		cout << "文件为空" << endl;
		this->m_EmpNum = 0;
		this->m_FileIsEmpty = true;
		this->m_EmpArray = NULL;
		ifs.close();
		return;
	}

	int num = this->get_EmpNum();
	this->m_EmpNum = num;

	this->m_EmpArray = new Worker * [this->m_EmpNum];
	this->init_Emp();
}


WorkerManager::~WorkerManager() {
	if (this->m_EmpArray != NULL) {
		delete[] this->m_EmpArray;
	}
}


void WorkerManager::Show_Menu() {

	cout << "********************************************" << endl;
	cout << "*********  欢迎使用职工管理系统！ **********" << endl;
	cout << "*************  0.退出管理程序  *************" << endl;
	cout << "*************  1.增加职工信息  *************" << endl;
	cout << "*************  2.显示职工信息  *************" << endl;
	cout << "*************  3.删除离职职工  *************" << endl;
	cout << "*************  4.修改职工信息  *************" << endl;
	cout << "*************  5.查找职工信息  *************" << endl;
	cout << "*************  6.按照编号排序  *************" << endl;
	cout << "*************  7.清空所有文档  *************" << endl;
	cout << "********************************************" << endl;
	cout << endl;

}


void WorkerManager::exitSystem() {

	cout << "欢迎下次使用" << endl;
	system("pause");
	exit(0);

}


void WorkerManager::Add_Emp() {

	cout << "请输入增加职工数量" << endl;

	int addNum = 0;
	cin >> addNum;
	if (addNum > 0) {
		int newSize = this->m_EmpNum + addNum;
		Worker** newSpace = new Worker*[newSize];
		if (this->m_EmpArray != NULL) {
			for (int i = 0; i < this->m_EmpNum; i++) {
				newSpace[i] = this->m_EmpArray[i];
			}
		}

		for (int i = 0; i < addNum; i++) {
			int id;
			string name;
			int dSelect;
			
			cout << "请输入第 " << i + 1 << " 个新职工编号：" << endl;
			cin >> id;


			cout << "请输入第 " << i + 1 << " 个新职工姓名：" << endl;
			cin >> name;


			cout << "请选择该职工的岗位：" << endl;
			cout << "1、普通职工" << endl;
			cout << "2、经理" << endl;
			cout << "3、老板" << endl;
			cin >> dSelect;

			Worker* worker = NULL;
			switch (dSelect)
			{
			case 1:
				worker = new Employee(id, name, 1);
				break;
			case 2:
				worker = new Employee(id, name, 2);
				break;
			case 3:
				worker = new Boss(id, name, 3);
				break;
			default:
				break;
			}

			newSpace[this->m_EmpNum + i] = worker;
		}

		delete[] this->m_EmpArray;
		this->m_EmpArray = newSpace;
		this->m_EmpNum = newSize;

		this->m_FileIsEmpty = false;

		cout << "成功添加" << addNum << "名新职工！" << endl;

		this->save();
	}
	else {
		cout << "输入有误" << endl;
	}

	system("pause");
	system("cls");
}


void WorkerManager::save() {

	ofstream ofs;
	ofs.open(FILENAME, ios::out);

	for (int i = 0; i < this->m_EmpNum; i++) {
		ofs << this->m_EmpArray[i]->m_Id << " "
			<< this->m_EmpArray[i]->m_Name << " "
			<< this->m_EmpArray[i]->m_DeptId << endl;
	}
	
	ofs.close();

}

int WorkerManager::get_EmpNum() {
	ifstream ifs;
	ifs.open(FILENAME, ios::in);
	int id;
	string name;
	int dId;

	int num = 0;
	while (ifs >> id && ifs >> name && ifs >> dId) {
		num++;
	}
	ifs.close();
	return num;
}


void WorkerManager::init_Emp() {

	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)  // 1普通员工
		{
			worker = new Employee(id, name, dId);
		}
		else if (dId == 2) //2经理
		{
			worker = new Manager(id, name, dId);
		}
		else //总裁
		{
			worker = new Boss(id, name, dId);
		}
		this->m_EmpArray[index] = worker;
		index++;
	}

}


void WorkerManager::show_Emp() {
	if (this->m_FileIsEmpty) {
		cout << "文件不存在或记录为空！" << endl;
	}
	else {
		for (int i = 0; i < m_EmpNum; i++) {
			this->m_EmpArray[i]->showInfo();
		}
	}

	system("pause");
	system("cls");
}


int WorkerManager::IsExist(int id) {
	int index = -1;
	for (int i = 0; i < this->m_EmpNum; i++) {
		if (this->m_EmpArray[i]->m_Id == id) {
			index = i;
			break;
		}
	
	}
	return index;
}


void WorkerManager::Del_Emp() {
	if (this->m_FileIsEmpty) {
		cout << "文件不存在或记录为空！" << endl;
	}
	else {
		cout << "请输入想要删除的职工号：" << endl;
		int id = 0;
		cin >> id;

		int index = this->IsExist(id);

		if (index != -1) {
			delete this->m_EmpArray[index];
			for (int i = 0; i < this->m_EmpNum - 1; i++) {
				this->m_EmpArray[i] = this->m_EmpArray[i + 1];
			}
			this->m_EmpNum--;
			this->save();
			cout << "删除成功！" << endl;
		
		}
		else {
			cout << "删除失败，未找到该职工" << endl;
		}
	}

	system("pause");
	system("cls");
}


void WorkerManager::Mod_Emp() {
	if (this->m_FileIsEmpty) {
		cout << "文件不存在或记录为空！" << endl;
	}
	else {
		cout << "请输入修改职工的编号：" << endl;
		int id;
		cin >> id;

		int ret = this->IsExist(id);

		if (ret != -1) {
			delete this->m_EmpArray[ret];
			int newId = 0;
			string newName = "";
			int dSelect = 0;

			cout << "查到： " << id << "号职工，请输入新职工号： " << endl;
			cin >> newId;

			cout << "请输入新姓名： " << endl;
			cin >> newName;

			

			Worker* worker = NULL;
			bool new_success = false;
			while (!new_success) {
				cout << "请输入岗位： " << endl;
				cout << "1、普通职工" << endl;
				cout << "2、经理" << endl;
				cout << "3、老板" << endl;
				cin >> dSelect;
				switch (dSelect)
				{
				case 1:
					worker = new Employee(newId, newName, dSelect);
					new_success = true;
					break;
				case 2:
					worker = new Manager(newId, newName, dSelect);
					new_success = true;
					break;
				case 3:
					worker = new Boss(newId, newName, dSelect);
					new_success = true;
					break;
				default:
					break;
				}
			}
			

			//更改数据 到数组中
			this->m_EmpArray[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");
}


void WorkerManager::Find_Emp() {
	if (this->m_FileIsEmpty)
	{
		cout << "文件不存在或记录为空！" << endl;
	}
	else
	{
		cout << "请输入查找的方式：" << endl;
		cout << "1、按职工编号查找" << endl;
		cout << "2、按姓名查找" << endl;

		int select = 0;
		cin >> select;


		if (select == 1) //按职工号查找
		{
			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！该职工信息如下：" << endl;
				this->m_EmpArray[ret]->showInfo();
			}
			else
			{
				cout << "查找失败，查无此人" << endl;
			}
		}
		else if (select == 2) //按姓名查找
		{
			string name;
			cout << "请输入查找的姓名：" << endl;
			cin >> name;

			bool flag = false;  //查找到的标志
			for (int i = 0; i < m_EmpNum; i++)
			{
				if (m_EmpArray[i]->m_Name == name)
				{
					cout << "查找成功,职工编号为："
						<< m_EmpArray[i]->m_Id
						<< " 号的信息如下：" << endl;

					flag = true;

					this->m_EmpArray[i]->showInfo();
				}
			}
			if (flag == false)
			{
				//查无此人
				cout << "查找失败，查无此人" << endl;
			}
		}
		else
		{
			cout << "输入选项有误" << endl;
		}
	}

	system("pause");
	system("cls");
}


void WorkerManager::Sort_Emp() {
	if (this->m_FileIsEmpty) {
		cout << "文件不存在或记录为空！" << endl;
		system("pause");
		system("cls");
	}
	else {
		cout << "请选择排序方式： " << endl;
		cout << "1、按职工号进行升序" << endl;
		cout << "2、按职工号进行降序" << endl;

		int select = 0;
		cin >> select;
		for (int i = 0; i < this->m_EmpNum; i++) {
			int minOrMax = i;
			for (int j = i + 1; j < this->m_EmpNum; j++) {
				if (select == 1) {
					if (this->m_EmpArray[i]->m_Id > this->m_EmpArray[j]->m_Id) {
						minOrMax = j;
					}
				}
				else {
					if (this->m_EmpArray[i]->m_Id <= this->m_EmpArray[j]->m_Id) {
						minOrMax = j;
					}
				}
			}
			if (i != minOrMax) {
				Worker* temp = this->m_EmpArray[i];
				this->m_EmpArray[i] = this->m_EmpArray[minOrMax];
				this->m_EmpArray[minOrMax] = temp;
			}
		}

		for (int i = 0; i < this->m_EmpNum; i++) {
			this->m_EmpArray[i]->showInfo();
		}
		cout << "排序成功,排序后结果为：" << endl;
		this->save();
		this->show_Emp();
	}

}


void WorkerManager::Clean_File() {
	cout << "确认清空？" << endl;
	cout << "1、确认" << endl;
	cout << "2、返回" << endl;

	int select = 0;
	cin >> select;

	if (select == 1) {
		ofstream ofs(FILENAME, ios::trunc);

		ofs.close();

		if (this->m_EmpArray != NULL) {
		
			for (int i = 0; i < this->m_EmpNum; i++ ) {
				if (this->m_EmpArray[i] !=NULL) {
					delete this->m_EmpArray[i];
				}
			}
			this->m_EmpNum = 0;
			delete[] this->m_EmpArray;
			this->m_FileIsEmpty = true;
		}
		cout << "清空成功！" << endl;
	}
	system("pause");
	system("cls");
}

worker.h#


#pragma once
#include<iostream>
#include<string>
using namespace std;


class Worker {

public:
	int m_Id;
	string m_Name;
	int m_DeptId;

public:
	virtual void showInfo() = 0;
	virtual string getDeptName() = 0;

};

employee.h#

#pragma once
#include<iostream>
using namespace std;
#include "worker.h"


class Employee : public Worker {

public:
	Employee(int id, string name, int dId);

	virtual void showInfo();

	virtual string getDeptName();

};

employee.cpp#

#include "employee.h"


Employee::Employee(int id, string name, int dId) {
	this->m_Id = id;
	this->m_Name = name;
	this->m_DeptId = dId;
}

void Employee::showInfo() {
	cout << "职工编号： " << this->m_Id
		<< " \t职工姓名： " << this->m_Name
		<< " \t岗位：" << this->getDeptName()
		<< " \t岗位职责：完成经理交给的任务" << endl;
}

string Employee::getDeptName() {
	return string("员工");
}

manager.h#


#pragma once
#include<iostream>
using namespace std;
#include "worker.h"



class Manager : public Worker {

public:
	Manager(int id, string name, int dId);

	virtual void showInfo();

	virtual string getDeptName();

};

manager.cpp#


#include "manager.h"


Manager::Manager(int id, string name, int dId) {

	this->m_Id = id;
	this->m_Name = name;
	this->m_DeptId = dId;
}


void Manager::showInfo() {
	cout << "职工编号： " << this->m_Id
		<< " \t职工姓名： " << this->m_Name
		<< " \t岗位：" << this->getDeptName()
		<< " \t岗位职责：完成老板交给的任务,并下发任务给员工" << endl;
}

string Manager::getDeptName() {
	return string("经理");
}

boss.h#


#pragma once
#include<iostream>
using namespace std;
#include "worker.h"


class Boss :public Worker {

public:
	Boss(int id, string name, int dId);

	virtual void showInfo();

	
	virtual string getDeptName();

};

boss.cpp#


#include "boss.h"


Boss::Boss(int id, string name, int dId) {
	this->m_Id = id;
	this->m_Name = name;
	this->m_DeptId = dId;
}


void Boss::showInfo() {

	cout << "职工编号： " << this->m_Id
		<< " \t职工姓名： " << this->m_Name
		<< " \t岗位：" << this->getDeptName()
		<< " \t岗位职责：管理公司所有事务" << endl;
}

string Boss::getDeptName() {
	return string("总裁");
}

作者：lotuslaw

出处：https://www.cnblogs.com/lotuslaw/p/18690473

版权：本作品采用「署名-非商业性使用-相同方式共享 4.0 国际」许可协议进行许可。

posted @   lotuslaw  阅读(3)  评论(0)  编辑  收藏  举报
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