(7) cmake 编译C++程序(二)

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筋斗云
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概要

在ubuntu下，通过cmake编译一个稍微复杂的管理程序

整体代码结构

在这里插入图片描述

整体代码

boss.cpp

#include "boss.h"  Boss::Boss(int id, string name, int dId) { 	this->Id = id; 	this->Name = name; 	this->DeptId = dId;  }  void Boss::showInfo() { 	cout << "职工编号: " << this->Id 		<< " \t职工姓名: " << this->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"); }

boss.h

#pragma once #include<iostream> using namespace std; #include "worker.h"  //老板类 class Boss :public Worker { public:  	Boss(int id, string name, int dId);  	//显示个人信息 	virtual void showInfo();  	//获取职工岗位名称 	virtual string getDeptName(); };

employee.cpp

#include "employee.h"  Employee::Employee(int id, string name, int dId) { 	this->Id = id; 	this->Name = name; 	this->DeptId = dId; }  void Employee::showInfo() { 	cout << "职工编号: " << this->Id 		<< " \t职工姓名: " << this->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"); }

employee.h

#pragma once  #include<iostream> using namespace std; #include "worker.h"  //员工类 class Employee :public Worker { public:  	//构造函数 	Employee(int id, string name, int dId);  	//显示个人信息 	virtual void showInfo();  	//获取职工岗位名称 	virtual string getDeptName(); };

manager.cpp

#include "manager.h"  Manager::Manager(int id, string name, int dId) { 	this->Id = id; 	this->Name = name; 	this->DeptId = dId;  }  void Manager::showInfo() { 	cout << "职工编号: " << this->Id 		<< " \t职工姓名: " << this->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"); }

manager.h

#pragma once #include<iostream> using namespace std; #include "worker.h"  //经理类 class Manager :public Worker { public:  	Manager(int id, string name, int dId);  	//显示个人信息 	virtual void showInfo();  	//获取职工岗位名称 	virtual string getDeptName(); };

worker.h

#pragma once #include<iostream> #include<string> using namespace std;  //职工抽象基类 class Worker { public:  	//显示个人信息 	virtual void showInfo() = 0; 	//获取岗位名称 	virtual string getDeptName() = 0;  	int Id; //职工编号 	string Name; //职工姓名 	int DeptId; //职工所在部门名称编号 };

workerManager.cpp

#include "workerManager.h"  workerManager::workerManager() { 	ifstream ifs; 	ifs.open(FILENAME, ios::in);  	//文件不存在情况 	if (!ifs.is_open()) 	{ 		cout << "文件不存在" << endl; //测试输出 		this->work_num = 0;  //初始化人数 		this->fileIsEmpty = true; //初始化文件为空标志 		ifs.close(); //关闭文件 		return; 	}  	char ch; 	ifs >> ch; 	if (ifs.eof()) 	{ 		cout << "文件为空!" << endl; 		this->work_num = 0; 		this->fileIsEmpty = true; 		ifs.close(); 		return; 	}  	int num =  this->get_Num(); 	this->work_num = num;  //更新成员属性  	init_Emp();  	for (int i = 0; i < this->work_num; i++) 	{ 		cout << "职工号： " << this->works[i]->Id 			<< " 职工姓名： " << this->works[i]->Name 			<< " 部门编号： " << this->works[i]->DeptId << endl; 	} }  workerManager::~workerManager() { 	for (vector<Worker *>::iterator it = this->works.begin(); it != this->works.end(); it ++)      if (NULL != *it)      {         delete *it;          *it = NULL;     } 	this->works.clear();  }  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;     cin.ignore(); 	cin.get();     system("clear"); 	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 new_size = this->work_num + addNum; 		this->works.reserve(new_size);  		//输入新数据 		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: //普通员工 				worker = new Employee(id, name, 1); 				break; 			case 2: //经理 				worker = new Manager(id, name, 2); 				break; 			case 3:  //老板 				worker = new Boss(id, name, 3); 				break; 			default: 				break; 			}   			this->works.push_back(worker); 		}  		this->work_num = new_size; 		this->fileIsEmpty = false; 		//提示信息 		cout << "成功添加" << addNum << "名新职工！" << endl; 		this->save(); 	} 	else 	{ 		cout << "输入有误" << endl; 	}  	std::cout << "Press Enter to continue...";     cin.ignore(); 	cin.get();     system("clear"); }  void workerManager::save() { 	ofstream ofs; 	ofs.open(FILENAME, ios::out); 	for (int i = 0; i < this->work_num; i++) 	{ 		ofs << this->works[i]->Id << " "  			<< this->works[i]->Name << " "  			<< this->works[i]->DeptId << endl; 	}  	ofs.close(); }   int workerManager::get_Num() { 	ifstream ifs; 	ifs.open(FILENAME, ios::in); 	string line;  	int num = 0;  	while (getline(ifs, line)) { // 逐行读取文件内容 		if(line.empty()){ 			continue; 		} 		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); 		} 		// //存放在数组中 		works.push_back(worker); 		index++; 	} }   void workerManager::Show_Emp() { 	system("clear"); 	if (this->fileIsEmpty) 	{ 		cout << "文件不存在或记录为空！" << endl; 	} 	else 	{ 		for (int i = 0; i < this->work_num; i++) 		{ 			//利用多态调用接口 			this->works[i]->showInfo(); 		} 	}  	std::cout << "Press Enter to continue...";     cin.ignore(); 	cin.get();     system("clear"); }  int workerManager::IsExist(int id) { 	int index = -1;  	for (int i = 0; i < this->work_num; i++) 	{ 		if (this->works[i]->Id == id) 		{ 			index = i;  			break; 		} 	}  	return index; }  void workerManager::Del_Emp() { 	system("clear"); 	if (this->fileIsEmpty) 	{ 		cout << "文件不存在或记录为空！" << endl; 	} 	else 	{ 		//按职工编号删除 		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)  //说明index上位置数据需要删除 		{ 			for (int i = index; i < this->work_num - 1; i++) 			{ 				this->works[i] = this->works[i + 1]; 			} 			this->work_num--;  			this->save(); //删除后数据同步到文件中 			cout << "删除成功！" << endl; 		} 		else 		{ 			cout << "删除失败，未找到该职工" << endl; 		} 	} 	 	std::cout << "Press Enter to continue...";     cin.ignore(); 	cin.get();     system("clear"); }  void workerManager::Mod_Emp() { 	if (this->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) 		{  			//查找到编号的职工 			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;  			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;  			this->works[ret]->Id = newId; 			this->works[ret]->Name = newName; 			this->works[ret]->DeptId = dSelect; 			 			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; 		} 	}  	std::cout << "Press Enter to continue...";     cin.ignore(); 	cin.get();     system("clear"); }  void workerManager::Find_Emp() { 	if (this->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->works[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 < this->work_num; i++) 			{ 				if (works[i]->Name == name) 				{ 					cout << "查找成功,职工编号为：" 						<< works[i]->Id 						<< " 号的信息如下：" << endl; 					 					flag = true;  					this->works[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; 		} 	}   	std::cout << "Press Enter to continue...";     cin.ignore(); 	cin.get();     system("clear"); }   void workerManager::Sort_Emp() { 	if (this->fileIsEmpty) 	{ 		cout << "文件不存在或记录为空！" << endl; 		std::cout << "Press Enter to continue..."; 		cin.ignore(); 		cin.get(); 		system("clear"); 	} 	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->work_num; i++) 		{ 			int minOrMax = i; 			for (int j = i + 1; j < this->work_num; j++) 			{ 				if (select == 1) //升序 				{ 					if (this->works[minOrMax]->Id > this->works[j]->Id) 					{ 						minOrMax = j; 					} 				} 				else  //降序 				{ 					if (this->works[minOrMax]->Id < this->works[j]->Id) 					{ 						minOrMax = j; 					} 				} 			}  			if (i != minOrMax) 			{ 				Worker * temp = this->works[i]; 				this->works[i] = this->works[minOrMax]; 				this->works[minOrMax] = temp; 			}  		}  		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) 	{ 		//打开模式 ios::trunc 如果存在删除文件并重新创建 		ofstream ofs(FILENAME, ios::trunc); 		ofs.close();  		if (this->works.size() > 0) 		{             for (int i = 0; i < this->works.size(); i++) 			{ 				if (this->works[i] != NULL) 				{ 					delete this->works[i]; 				} 			} 			this->work_num = 0; 			this->fileIsEmpty = true; 		} 		cout << "清空成功！" << endl; 	}  	std::cout << "Press Enter to continue...";     cin.ignore(); 	cin.get();     system("clear"); }

workerManager.h

#pragma once #include<iostream> #include<vector> #include <fstream> #include "worker.h" #include "employee.h" #include "manager.h" #include "boss.h" using namespace std;  #define  FILENAME "empFile.txt"  class workerManager { private:     int work_num = 0;     bool fileIsEmpty;     vector<Worker*> works;  public:     workerManager();      void Show_Menu();      int get_Num();      void exitSystem();      void Add_Emp();      void init_Emp();      void Show_Emp();      void Del_Emp();      void Mod_Emp();      void Find_Emp();      void Sort_Emp();      void Clean_File();      int IsExist(int id);      void save();          ~workerManager(); };

main.cpp

#include <iostream> #include <string> #include <unistd.h> using namespace std;  #include "src/workerManager.h" #include "src/worker.h" #include "src/employee.h" #include "src/manager.h" #include "src/boss.h"  void test() { 	Worker * worker = NULL; 	worker = new Employee(1, "张三", 1); 	worker->showInfo(); 	delete worker; 	 	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) 	{ 		//展示菜单 		wm.Show_Menu(); 		cout << "请输入您的选择:" << endl; 		cin >> choice;  		switch (choice) 		{ 		case 0: //退出系统 			wm.exitSystem(); 			break; 		case 1: //添加职工 			wm.Add_Emp(); 			break; 		case 2: //显示职工 			wm.Show_Emp(); 			break; 		case 3: //删除职工 			wm.Del_Emp(); 			break; 		case 4: //修改职工 			wm.Mod_Emp(); 			break; 		case 5: //查找职工 			wm.Find_Emp(); 			break; 		case 6: //排序职工 			wm.Sort_Emp(); 			break; 		case 7: //清空文件 			wm.Clean_File(); 			break; 		default: 			system("clear"); 			break; 		} 	}  	std::cout << "Press Enter to continue...";     cin.ignore(); 	cin.get();     system("clear");  	return 0;  }

CMakeLists.txt

cmake_minimum_required(VERSION 2.6) # cmake最低版本 project(manager_project) #项目名称 set(CMAKE_CXX_STANDARD 11) #设置C++编译版本 set(CMAKE_BUILD_TYPE "Debug") # 默认是Release模式，设置为Debug才能调试  set(EXECUTABLE_OUTPUT_PATH ${PROJECT_SOURCE_DIR}/bin) #设置可执行文件生产的路径 file(GLOB SOURCES "${PROJECT_SOURCE_DIR}/src/*.cpp")  aux_source_directory(. SRC_LISTS) #.下所有的cpp文件打包到变量SRC_LISTS中 add_executable(demo ${SOURCES} ${SRC_LISTS}) #生成可执行文件demo

run.sh

#!/bin/bash  mkdir -p build cd build cmake .. make cd ../bin ./demo

小结

好像还有点小bug没调试，整体应该是能运行

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