黑马程序员匠心之作|C++教程从0到1入门编程,学习编程不再难
//通讯录管理系统，已改进，可直接复制使用
#include <iostream>
#include <string>
#include <windows.h>
#define MAX 1000
using namespace std;
string player_select = "";
bool run = true;
struct person
{
string name;
string gender;
string age;
string telephone_number;
string address;
};
struct address_book
{
person person_list[MAX];
int len;
};
void loading()
{
cout << "Loading";
for(int i=0;i<5;i++){
cout << ".";
Sleep(150);
}
cout << "Done" << endl;
Sleep(500);
}
void showMenu()
{
system("cls");
cout << " ██████████████" << endl;
cout << " ██ ◎1.添加联系人 ██" << endl;
cout << " ██ ◎2.显示联系人 ██" << endl;
cout << " ██ ◎3.删除联系人 ██" << endl;
cout << " ██ ◎4.查找联系人 ██" << endl;
cout << " ██ ◎5.修改联系人 ██" << endl;
cout << " ██ ◎6.清空联系人 ██" << endl;
cout << " ██ ◎0.退出通讯录 ██" << endl;
cout << " ██████████████" << endl;
}
int is_Exist(address_book *p, string name)
{
for(int i=0;i<p->len;i++){
if(p->person_list[i].name == name){
return i;
}
}
return -1;
}
void add_Person(address_book * p)
{
if(p->len == MAX)
{
//存了这么多还想存，我在这祝你电脑内存条马上爆炸
cout << "对不起人数已满，无法继续添加" << endl;
system("pause");
system("cls");
}else{
int num = p->len;
//名字
string name;
do{
cout << "姓 名 >>>";
cin >> name;
if(is_Exist(p, name) != -1)
{
cout << "姓名已被占用" << endl;
}
}while(is_Exist(p, name) != -1);
p->person_list[num].name = name;
//性别
string gender;
cout << "性 别 >>>";
cin >> gender;
p->person_list[num].gender = gender;
//年龄
string age;
cout << "年 龄 >>>";
cin >> age;
p->person_list[num].age = age;
//电话号码
string telephone_number;
cout << "电话号码 >>>";
cin >> telephone_number;
p->person_list[num].telephone_number = telephone_number;
//地址
string address;
cout << "地 址 >>>";
cin >> address;
p->person_list[num].address = address;
//收尾
++p->len;
cout << "\n已成功存入" << endl;
system("pause");
system("cls");
}
}
void show_Person(address_book *p)
{
if(p->len == 0)
{
cout << "当前通讯录人数为零，无法打印" << endl;
system("pause");
system("cls");
}else
{
for(int i=0;i< p->len;i++){
cout << "姓名:" << p->person_list[i].name << "\n电话号码:" << p->person_list[i].telephone_number << "\n性别:" << p->person_list[i].gender << "\n年龄:" << p->person_list[i].age << "\n地址:" << p->person_list[i].address << endl;
cout << endl;
}
cout << "结束" << endl;
system("pause");
system("cls");
}
}
void delete_Person(address_book *p)
{
string name;
cout << "请输入要删除联系人的姓名 >>>";
cin >> name;
int ret = is_Exist(p, name);
if (ret == -1)
{
cout << "未找到联系人" << endl;
}
else
{
for(int i=ret;i<p->len;++i)
{
p->person_list[i] = p->person_list[i+1];
}
--p->len;
cout << "删除成功" << endl;
}
system("pause");
system("cls");
}
void find_Person(address_book *p)
{
string name;
cout << "请输入要查找联系人的姓名 >>>";
cin >> name;
int ret = is_Exist(p, name);
if(ret != -1)
{
cout << "姓名:" << p->person_list[ret].name << "\n电话号码:" << p->person_list[ret].telephone_number << "\n性别:" << p->person_list[ret].gender << "\n年龄:" << p->person_list[ret].age << "\n地址:" << p->person_list[ret].address << endl;
}
else
{
cout << "未找到联系人" << endl;
}
system("pause");
system("cls");
}
void modify_Person(address_book *p)
{
string name;
cout << "请输入要修改联系人的姓名 >>>";
cin >> name;
int ret = is_Exist(p, name);
if(ret != -1)
{
int num = ret;
//名字
string name;
cout << "姓 名 >>>";
cin >> name;
p->person_list[num].name = name;
//性别
string gender;
cout << "性 别 >>>";
cin >> gender;
p->person_list[num].gender = gender;
//年龄
string age;
cout << "年 龄 >>>";
cin >> age;
p->person_list[num].age = age;
//电话号码
string telephone_number;
cout << "电话号码 >>>";
cin >> telephone_number;
p->person_list[num].telephone_number = telephone_number;
//地址
string address;
cout << "地 址 >>>";
cin >> address;
p->person_list[num].address = address;
cout << "修改成功" << endl;
}
else
{
cout << "未找到联系人" << endl;
}
system("pause");
system("cls");
}
void clean_Person(address_book *p){
address_book temp;
*p = temp;
p->len = 0;
cout << "已成功清空" << endl;
system("pause");
system("cls");
}
int main()
{
address_book abs;
abs.len = 0;
loading();
while(run)
{
showMenu();
cout << ">>>";
cin >> player_select;
if (player_select == "1")
{
add_Person(&abs);
continue;
}else if (player_select == "2")
{
show_Person(&abs);
continue;
}else if (player_select == "3")
{
delete_Person(&abs);
continue;
}else if (player_select == "4")
{
find_Person(&abs);
continue;
}else if (player_select == "5")
{
modify_Person(&abs);
continue;
}else if (player_select == "6")
{
clean_Person(&abs);
continue;
}else if (player_select == "0")
{
cout << "欢迎下次使用！" << endl;
run = false;
continue;
}else
{
cout << "请输入正确的指令!" << endl;
system("pause");
system("cls");
continue;
}
}
system("pause");
return 0;
}
