怎么在C++中利用vector实现通讯录功能?针对这个问题,这篇文章详细介绍了相对应的分析和解答,希望可以帮助更多想解决这个问题的小伙伴找到更简单易行的方法。
main.cpp
#include "../../include/head.h"
personMessage pep;
vector<personMessage> person;
vector<personMessage>::iterator it;
int main()
{
//personMessage pep;
//vector<personMessage> person;
char ch = 0;
//system("clear");
while(ch != 'q')
{
if((ch != 'a') && (ch != 'c') && (ch != 'd') && (ch != 'f'))
{
system("clear");
ch = book_ui();
}
switch(ch)
{
case 'a':
{
ch = add_person();
break;
}
case 'c':
{
ch = change_person();
break;
}
case 'd':
{
ch = delete_person();
break;
}
case 'e':
{
ch = display_person();
break;
}
case 'f':
{
ch = find_person();
break;
}
case 'q':
{
cout << "Byebye!" << endl;
return 0;
break;
}
default:
{
cout << "input error!" << endl;
break;
}
}
}
return 0;
}
head.h
/*****************************************************
Copyright (C): 2017-2018
File name : head.h
Author : Zhengqijun
Date : 2017年02月12日 星期日 17时11分29秒
Description :
Funcion List :
*****************************************************/
#ifndef __HEAD_H__
#define __HEAD_H__
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <stdio.h>
#include <string.h>
using namespace std;
class personMessage
{
public:
personMessage();
personMessage(string s);
~personMessage();
personMessage& operator=(string s);
personMessage& operator=(personMessage& other);
/* sort排序算法需要重载'<',注意加const! */
bool operator<(const personMessage& p) const;
bool operator>(const personMessage& p) const;
bool operator<=(const personMessage& p) const;
bool operator>=(const personMessage& p) const;
bool operator==(string s);
friend istream& operator>>(istream& in, personMessage& p);
friend ostream& operator<<(ostream& out, personMessage& p);
int selectFlag; //用来选择哪一个私有成员!
private:
string name_;
string addr_;
string phone_;
};
extern personMessage pep;
extern vector<personMessage> person;
extern vector<personMessage>::iterator it;
extern char book_ui();
extern char add_person();
extern char change_person();
extern char delete_person();
extern char display_person();
extern char find_person();
#endif
book.cpp
/*****************************************************
Copyright (C): 2017-2018
File name : book.cpp
Author : Zhengqijun
Date : 2017年02月12日 星期日 18时53分19秒
Description :
Funcion List :
*****************************************************/
#include "../../include/head.h"
personMessage::personMessage() : selectFlag(0)
{
cout << "default coonstructor!" << endl;
}
personMessage::personMessage(string s)
{
name_ = s;
}
personMessage::~personMessage()
{
cout << "destroy person message!" << endl;
}
#if 1
personMessage& personMessage::operator=(string s)
{
name_ = s;
return *this;
}
#endif
personMessage& personMessage::operator=(personMessage& other)
{
if(this == &other)
{
return *this;
}
name_ = other.name_;
addr_ = other.addr_;
phone_ = other.phone_;
return *this;
}
bool personMessage::operator>(const personMessage& p) const
{
return name_ > p.name_;
}
bool personMessage::operator>=(const personMessage& p) const
{
return name_ >= p.name_;
}
bool personMessage::operator<(const personMessage& p) const
{
return name_ < p.name_;
}
bool personMessage::operator<=(const personMessage& p) const
{
return name_ <= p.name_;
}
bool personMessage::operator==(string s)
{
if(selectFlag == 1)
{
return name_ == s;
}
else if(selectFlag == 2)
{
return addr_ == s;
}
else if(selectFlag == 3)
{
return phone_ == s;
}
else
{
return false;
}
}
#if 1
istream& operator>>(istream& in, personMessage& p)
{
string name;
string addr;
string phone;
cout << "请输入新的成员名字:" << endl;
in >> name;
p.name_ = name;
cout << "请输入新的成员地址:" << endl;
in >> addr;
p.addr_ = addr;
cout << "请输入新的成员电话:" << endl;
in >> phone;
p.phone_ = phone;
return in;
}
ostream& operator<<(ostream& out, personMessage& p)
{
out << "名字: " << p.name_ << endl;
out << "地址: " << p.addr_ << endl;
out << "电话: " << p.phone_ << endl;
return out;
}
#endif
book_ui.cpp
/*****************************************************
Copyright (C): 2017-2018
File name : book_ui.cpp
Author : Zhengqijun
Date : 2017年02月12日 星期日 16时49分50秒
Description :
Funcion List :
*****************************************************/
#include "../../include/head.h"
char book_ui()
{
char ch = 0;
cout << " ____________________________________" << endl;
cout << "| |" << endl;
cout << "| 欢迎进入通讯录系统 v2.0 |" << endl;
cout << "| |" << endl;
cout << "|====================================|" << endl;
cout << "| |" << endl;
cout << "| a. 增加新的成员 |" << endl;
cout << "| c. 修改成员信息 |" << endl;
cout << "| d. 删除成员信息 |" << endl;
cout << "| e. 展示所有成员 |" << endl;
cout << "| f. 查找成员信息 |" << endl;
cout << "| q. 退出通讯录系统 |" << endl;
cout << "|____________________________________|" << endl;
cout << endl << "请输入你的选择:" << endl;
cin >> ch;
return ch;
}
add_person.cpp
/*****************************************************
Copyright (C): 2017-2018
File name : add_person.cpp
Author : Zhengqijun
Date : 2017年02月12日 星期日 17时22分56秒
Description :
Funcion List :
*****************************************************/
#include "../../include/head.h"
char add_person()
{
cout << "This is add person!" << endl;
#if 0
getchar();
string tmp;
getline(cin, tmp);
cout << "tmp = " << tmp << endl;
pep = tmp;
#endif
/* 输入新的成员信息 */
cin >> pep;
cout << pep << endl;
/* 向vector插入元素 */
person.push_back(pep);
cout << "插入成员信息成功!" << endl;
char ch = 0;
cout << "是否返回主菜单?(y/n)" << endl;
getchar();
cin >> ch;
if(ch == 'y')
{
return 0;
}
else if(ch == 'n')
{
return 'a';
}
else
{
cout << "输入错误!" << endl;
return 0;
}
}
delete_person.cpp
/*****************************************************
Copyright (C): 2017-2018
File name : delete_person.cpp
Author : Zhengqijun
Date : 2017年02月12日 星期日 18时29分33秒
Description :
Funcion List :
*****************************************************/
#include "../../include/head.h"
char delete_person()
{
cout << "This is delete person!" << endl;
/* 删除成员的信息 */
string pep_info;
int d_flag = 0;
int d_key = 0;
cout << "请输入你想要查找的方式(1-姓名/2-地址/3-电话):" << endl;
cin >> d_key;
switch(d_key)
{
case 1:
{
cout << "请输入你想要删除成员的名字:" << endl;
cin >> pep_info;
break;
}
case 2:
{
cout << "请输入你想要删除成员的地址:" << endl;
cin >> pep_info;
break;
}
case 3:
{
cout << "请输入你想要删除成员的电话:" << endl;
cin >> pep_info;
break;
}
default:
{
cout << "输入有误!" << endl;
return 0;
break;
}
}
for(it = person.begin(); it != person.end(); )
{
it->selectFlag = d_key;
if(*it == pep_info)
{
person.erase(person.begin()+d_flag, person.begin()+d_flag+1);
cout << "删除成员信息成功!" << endl;
}
else
{
++it;
d_flag++;
}
}
char ch = 0;
cout << "是否返回主菜单?(y/n)" << endl;
getchar();
cin >> ch;
if(ch == 'y')
{
return 0;
}
else if(ch == 'n')
{
return 'd';
}
else
{
cout << "输入错误!" << endl;
return 0;
}
}
change_person.cpp
/*****************************************************
Copyright (C): 2017-2018
File name : change_person.cpp
Author : Zhengqijun
Date : 2017年02月12日 星期日 18时20分15秒
Description :
Funcion List :
*****************************************************/
#include "../../include/head.h"
char change_person()
{
cout << "This is change person!" << endl;
/* 修改成员的信息 */
string pep_info;
int ch_flag = 0;
int c_key = 0;
cout << "请输入你想要查找的方式(1-姓名/2-地址/3-电话):" << endl;
cin >> c_key;
switch(c_key)
{
case 1:
{
cout << "请输入你想要修改成员的名字:" << endl;
cin >> pep_info;
break;
}
case 2:
{
cout << "请输入你想要修改成员的地址:" << endl;
cin >> pep_info;
break;
}
case 3:
{
cout << "请输入你想要修改成员的电话:" << endl;
cin >> pep_info;
break;
}
default:
{
cout << "输入有误!" << endl;
return 0;
break;
}
}
for(it = person.begin(); it != person.end(); ++it)
{
it->selectFlag = c_key;
if(*it == pep_info)
{
ch_flag = 1;
cin >> *it;
cout << "修改成员信息成功!" << endl;
}
}
if(ch_flag != 1)
{
cout << "没有找到该成员!" << endl;
}
char ch = 0;
cout << "是否返回主菜单?(y/n)" << endl;
getchar();
cin >> ch;
if(ch == 'y')
{
return 0;
}
else if(ch == 'n')
{
return 'c';
}
else
{
cout << "输入错误!" << endl;
return 0;
}
}
find_person.cpp
/*****************************************************
Copyright (C): 2017-2018
File name : find_person.cpp
Author : Zhengqijun
Date : 2017年02月12日 星期日 18时21分59秒
Description :
Funcion List :
*****************************************************/
#include "../../include/head.h"
char find_person()
{
cout << "This is find person!" << endl;
int f_key = 0;
int f_flag = 0;
/* 输入查找的姓名 */
string f_info;
cout << "请输入查找方式(1-姓名/2-地址/3-电话)" << endl;
cin >> f_key;
switch(f_key)
{
case 1:
{
cout << "请输入你想要查找成员的名字:" << endl;
cin >> f_info;
break;
}
case 2:
{
cout << "请输入你想要查找成员的地址:" << endl;
cin >> f_info;
break;
}
case 3:
{
cout << "请输入你想要查找成员的名字:" << endl;
cin >> f_info;
break;
}
default:
{
cout << "输入有误!" << endl;
return 0;
break;
}
}
//pep.selectFlag = 2; //it迭代器在变化,不能直接赋值。
for(it = person.begin(); it != person.end(); ++it)
{
it->selectFlag = f_key;
if(*it == f_info)
{
f_flag = 1;
cout << "找到该成员!" << endl;
cout << *it << endl;
}
}
if(f_flag != 1)
{
cout << "没有找到该成员!" << endl;
}
char ch = 0;
cout << "是否返回主菜单?(y/n)" << endl;
getchar();
cin >> ch;
if(ch == 'y')
{
return 0;
}
else if(ch == 'n')
{
return 'f';
}
else
{
cout << "输入错误!" << endl;
return 0;
}
}
display_person.cpp
#include "../../include/head.h"
char display_person()
{
cout << "This is display person!" << endl;
sort(person.begin(), person.end());
for(it = person.begin(); it != person.end(); ++it)
{
cout << *it << endl;
}
char ch = 0;
cout << "按任意键返回" << endl;
getchar();
cin >> ch;
return 0;
}
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