通讯录管理系统

通讯录管理系统

添加联系人功能：联系人上限1000人，信息（姓名、性别、年龄、联系电话、住址）

实现步骤：
1.设计联系人结构体
2.设计通讯录结构体
3.main函数中创建通讯录
4.封装添加联系人函数
5.测试添加联系人功能

关于清屏操作：
system("pause"); //按任意键继续
system("cls"); //清屏

删除联系人：
1.检测是否存在联系人
2.封装删除联系人
3.测试删除联系人功能

 

源码如下：

#include<iostream>
#include<string>
#include<iomanip>
using namespace std;
#define MAX 1000   //最大人数

//联系人结构体
struct Person
{
    string m_Name;   //姓名
    int m_Sex;   //性别 1 - 男 2 - 女
    int m_Age;   //年龄
    string m_Phone;   //电话
    string m_Address;   //地址
};

//通讯录的结构体
struct Addressbooks
{
    struct Person personArray[MAX];   //通讯录中保存的联系人数组
    int m_Size;   //通讯录中人员个数
};

void showMenu();  //菜单函数
void addPerson(Addressbooks* abs);  //添加联系人
void showPerson(Addressbooks* abs);  //显示所有联系人
int isExist(Addressbooks* abs, string name);  //检测联系人是否存在，参数一 通讯录 参数二 对比姓名
void deletePerson(Addressbooks* abs);  //删除指定联系人
void findPerson(Addressbooks* abs);   //查找指定联系人信息
void modifyPerson(Addressbooks* abs);  //修改指定联系人的信息
void cleanPerson(Addressbooks* abs);   //清除所有联系人

int main()
{
    // 创建通讯录结构体变量
    Addressbooks abs;
    //初始化通讯录中当前人数
    abs.m_Size = 0;

    int select = 0;
    while (true) 
    {
        showMenu(); //调用菜单
        cout << '\t';
        cin >> select;
        switch (select)
        {
        case 1:   //1、添加联系人
            addPerson(&abs);  //利用地址传递，可以修改实参
            break;
        case 2:   //2、显示联系人
            showPerson(&abs);
            break;
        case 3:   //3、删除联系人
            deletePerson(&abs);
            break;
        case 4:   //4、查找联系人
            findPerson(&abs);
            break;
        case 5:   //5、修改联系人
            modifyPerson(&abs);
            break;
        case 6:   //6、清空联系人 
            cleanPerson(&abs);
            break;
        case 0:   //0、退出通讯录
            cout << "\t欢迎下次使用！" << endl;
            system("pause");
            return 0;
            break;
        default:
            break;
        }
    }
    return 0;
}

void showMenu()
{
    cout << "\t****** 通讯录管理系统 ******" << endl;
    cout << "\t**** 1、添加联系人      ****" << endl;
    cout << "\t**** 2、显示联系人      ****" << endl;
    cout << "\t**** 3、删除联系人      ****" << endl;
    cout << "\t**** 4、查找联系人      ****" << endl;
    cout << "\t**** 5、修改联系人      ****" << endl;
    cout << "\t**** 6、清空联系人      ****" << endl;
    cout << "\t**** 0、退出通讯录      ****" << endl;
    cout << "\t***************************" << endl;
}

void addPerson(Addressbooks* abs)
{
    //判断通讯录是否已满
    if (abs->m_Size == MAX)
    {
        cout << "\t通讯录已满，无法添加！" << endl;
        return;
    }
    else
    {
        //添加联系人
        //姓名
        string name;
        cout << "\t请输入姓名：";
        cin >> name;
        abs->personArray[abs->m_Size].m_Name = name;
        //性别
        cout << "\t请输入性别：（1-男，2-女） ";
        int sex = 0;
        while (true)
        {
            // 如果输入1,2则退出，否则重新输入
            cin >> sex;
            if (sex == 1 || sex == 2)
            {
                abs->personArray[abs->m_Size].m_Sex = sex;
                break;
            }
            cout << "\t输入有误，请重新输入！" << endl;
        }
        //年龄
        int age = 0;
        cout << "\t请输入年龄：";
        cin >> age;
        abs->personArray[abs->m_Size].m_Age = age;
        //电话
        cout << "\t请输入联系电话：";
        string phone;
        cin >> phone;
        abs->personArray[abs->m_Size].m_Phone = phone;
        //住址
        cout << "\t请输入住址：";
        string address;
        cin >> address;
        abs->personArray[abs->m_Size].m_Address = address;
        //更新通讯录人数
        abs->m_Size++;
        cout << "\t添加成功！" << endl;
        system("pause");  //按任意键继续
        system("cls");  //清屏
    }
}

void showPerson(Addressbooks* abs)
{
    //判断通讯录中人数是否为0
    if (abs->m_Size == 0)
    {
        cout << "\t当前通讯录的记录为空！" << endl;
    }
    else
    {
        cout << "\t当前通讯录信息：" << endl;
        cout << "\t" << setw(5) << "序号" << setw(10) << "姓名" << setw(5) << "性别" << setw(5) << "年龄" << setw(15) << "联系电话" << setw(15) << "联系地址" << endl;
        for (int i = 0; i < abs->m_Size; i++)
        {
            string ch;
            if (abs->personArray[i].m_Sex == 1)
                ch = "男";
            else
                ch = "女";
            cout << "\t" << setw(5) << i + 1 << setw(10) << abs->personArray[i].m_Name << setw(5) << ch << setw(5) << abs->personArray[i].m_Age << setw(15) << abs->personArray[i].m_Phone << setw(15) << abs->personArray[i].m_Address << endl;
        }
        cout << "\t当前通讯录中的人数为：" << abs->m_Size << "人。" << endl;
    }
    system("pause");  //按任意键继续
    system("cls");  //清屏
}

int isExist(Addressbooks* abs, string name)
{
    for (int i = 0; i < abs->m_Size; i++)
    {
        //找到用户输入的姓名
        if (abs->personArray[i].m_Name == name)
        {
            return i;  //找到了返回数组下标
        }
    }
    return -1;  //如果遍历结束没找到返回-1
}

void deletePerson(Addressbooks* abs)
{
    cout << "\t请输入要输入的联系人：";
    string name;
    cin >> name;
    int ret = isExist(abs, name);
    //ret == -1 没查到
    //ret != -1 查到
    if (ret != -1)
    {
        //查找到，进行删除操作
        for (int i = ret; i < abs->m_Size; i++)
        {
            //数据前移
            abs->personArray[i] = abs->personArray[i + 1];
        }
        abs->m_Size--;  //更新总人数
        cout << "\t删除成功！" << endl;
    }
    else
    {
        cout << "\t查无此人！" << endl;
    }
    system("pause");  //按任意键继续
    system("cls");  //清屏
}

void findPerson(Addressbooks* abs)
{
    cout << "\t请输入要查找的联系人：";
    string name;
    cin >> name;
    //判断输入的联系人姓名是否存在
    int ret = isExist(abs, name);
    if (ret != -1)
    {
        //找到了
        cout << "\t姓名：" << abs->personArray[ret].m_Name << endl;
        string ch;
        if (abs->personArray[ret].m_Sex == 1)
            ch = "男";
        else
            ch = "女";
        cout << "\t性别：" << ch << endl;
        cout << "\t年龄：" << abs->personArray[ret].m_Age << endl;
        cout << "\t联系电话：" << abs->personArray[ret].m_Phone << endl;
        cout << "\t住址：" << abs->personArray[ret].m_Address << endl;
    }
    else
    {
        //未找到联系人
        cout << "\t查无此人！" << endl;
    }
    system("pause");  //按任意键继续
    system("cls");  //清屏
}

void modifyPerson(Addressbooks* abs)
{
    cout << "\t请输入要修改的联系人姓名：";
    string name;
    cin >> name;
    int ret = isExist(abs, name);
    if (ret != -1)
    {
        //找到指定联系人
        cout << "\t请输入要修改的内容：(1.姓名 2.性别 3.年龄 4.电话 5.住址 0.修改结束)" << endl;
        int choice;
        while (true)
        {
            cout << "\tchoice = ";
            cin >> choice;
            switch (choice)
            {
            case 1:
            {string nam;
            cout << "\t请输入姓名：";
            cin >> nam;
            abs->personArray[ret].m_Name = nam; }
                break;
            case 2:
            {
                while(true) {
                    cout << "\t请输入性别：（1 - 男，2 - 女）";
                    int s = 0;
                    cin >> s;
                    if (s == 1 || s == 2)
                    {
                        abs->personArray[ret].m_Sex = s;
                        break;
                    }
                    else
                    {
                        cout << "\t输入有误，请重新输入！" << endl;
                    }
                }
            }
                break;
            case 3:
            {
                cout << "\t请输入年龄：";
                int a;
                cin >> a;
                abs->personArray[ret].m_Age = a;
            }
                break;
            case 4:
            {
                cout << "\t请输入联系电话：";
                string p;
                cin >> p;
                abs->personArray[ret].m_Phone = p;
            }
                break;
            case 5:
            {
                cout << "\t请输入住址：";
                string add;
                cin >> add;
                abs->personArray[ret].m_Address = add;
            }
                break;
            case 0:
                break;
            default:
                cout << "\t输入内容有误！请重新输入！" << endl;
            }
            if (choice == 0)
                break;
        }
    }
    else  //未找到联系人
    {
        cout << "\t查无此人！" << endl;
    }
    system("pause");
    system("cls");
}

void cleanPerson(Addressbooks* abs)
{
    
    char falg;
    cout << "\t是否清空" << abs->m_Size << "条联系人信息！" << endl;
    cout << "\tY. 确定      N. 放弃" << endl;
    cout << "\t请输入你的选择：";
    while (true) {
        cin >> falg;
        if (falg == 'Y')
        {
            abs->m_Size = 0;  //将当前人数置零，逻辑上的清空操作
            cout << "\t通讯录已清空！" << endl;
            break;
        }
        else if (falg == 'N')
        {
            cout << "\t您已放弃清空操作！" << endl;
            break;
        }
        else
        {
            cout << "\t输入有误！请重新输入！" << endl;
        }
    }
    system("pause");
    system("cls");
}