C++实现简易通讯录系统

struct PeoInfo
{
friend class Contach;
char  _name[10];
int   _age;
char  _sex[5];
char  _tele[15];
char  _addr[50];
PeoInfo* _next;
PeoInfo(char* name=NULL, int age=NULL, char *sex=NULL, char *tele=NULL,char *addr=NULL)
{
if (name)
{
strcpy(_name, name);
}
else
{
strcpy(_name, "");
}
if (age)
{
_age = age;
}
else
{
_age = NULL;
}
if (sex)
{
strcpy(_sex, sex);
}
els
4000
e
{
strcpy(_sex,"");
}
if (tele)
{
strcpy(_tele,tele);
}
else
{
strcpy(_tele,"");
}
if (addr)
{
strcpy(_addr, addr);
}
else
{
strcpy(_addr, "");
}
_next = NULL;
}
void SetName(const char* name)
{
strcpy(_name, name);
}
void SetAge(const int age)
{
_age = age;
}
void SetSex(const char* sex)
{
strcpy(_sex,sex);
}
void SetTele(const char* tele)
{
strcpy(_tele,tele);
}
void SetAddr(const char* addr)
{
strcpy(_addr, addr);
}
char* GetName()
{
return _name;
}
int GetAge()
{
return _age;
}
char* GetSex()
{
return _sex;
}
char*  GetTele()
{
return _tele;
}
char* GetAddr()
{
return _addr;
}
PeoInfo* GetNext()
{
return _next;
}
};

class Contach
{
typedef PeoInfo Node;
public:
Contach(Node* head = NULL, Node* tail = NULL, int tag = 1)
{
_head = _tail = new Node;
_tag = tag;
}
void AddTail( Node* x)  //将x插入链尾
{
if (_head == NULL)
{
_head =_tail=x;
x->_next = NULL;
}
else
{
_tail->_next = x;
x->_next = NULL;
_tail = x;
}
}
void AddSort(Node* x)  //将x按_tag指定的顺序插入
{
Node* prev = _head;
Node* next = _head->_next;
while (_tail != prev)
{
if (_tag == 1)
{
if (strcmp(x->_name, next->_name) < 0)
break;
}
else
{
if (x->_age < next->_age)
break;
}
prev = next;
next = next->_next;
}
prev->_next = x;
x->_next = next;
if (_tail == prev)
_tail = x;
}
Node* FindName(char* name)
{
Node* cur;
cur = _head;
while (cur != NULL)
{
if (strcmp(cur->_name, name) == 0)
return cur;
cur = cur->_next;
}
return NULL;
}
void DeleteName(char* name)
{
Node* cur = _head;
Node* next = _head->_next;
while (next!=NULL&&strcmp(next->_name,name)==0)
{
cur = next;
next = next->_next;
}
if (next == NULL)
return;
cur->_next = next->_next;
if (_tail == next)
_tail = cur;
delete next;
}
void Exchange(Node* a, Node* b)
{
strcpy(a->_name, b->_name);
a->_age = b->_age;
strcpy(a->_sex,b->_sex);
strcpy(a->_tele,b->_tele);
strcpy(a->_addr, b->_addr);
}
void sort(int t)
{
Node *i;
Node *j;
Node *k;
i = _head->_next;
while (i != NULL)
{
j = i->_next;
k = i;
while (j != NULL)
{
if (t == 1 && strcmp(j->_name, k->_name) < 0)
k = j;
if (t == 2 && j->_age < k->_age)
k = j;
j = j->_next;
}
if (i != k)
{
Exchange(i, k);
}
i = i->_next;
}
_tag = t;
}
void ShowAll()
{
Node* cur = _head->_next;
int a = 0;
system("cls");
cout << "\t\t    联系人信息            \t\t" << endl;
cout << "\t\t~~~~~~~~~~~~~~~~~~~~~~~~~~\t\t" << endl<< endl;
while (cur != NULL)
{
a++;
cout <<"\t\t序号:"<< a << endl;
cout << "\t\t姓名: " << cur->_name<_age<< endl;
cout << "\t\t性别: " << cur->_sex << endl;
cout << "\t\t手机号码: " << cur->_tele << endl;
cout << "\t\t住址: " << cur->_addr << endl;
cur = cur->_next;
}
}
void SetTag(int t)
{
_tag = t;
}
int GetTag()
{
return _tag;
}
Node* GetHead()
{
return _head;
}
~Contach()
{
Node* del;
if (_head==NULL)
while (_head)
{
del = _head;
_head = _head->_next;
delete del;
}
}
void load()   //从文件中读取
{
char filename[20];
cout << "请输入文件名：";
cin >> filename;
ifstream fin(filename, ios::in);
if (fin.fail())
cout << "文件无法打开！！！" << endl;
return;
Node* newNode;
int i, n;
fin.read((char*)&_tag,sizeof(int));
fin.read((char*)&n, sizeof(int));
for (i = 1; i <= n; ++i)
{
newNode = new Node;
fin.read((char*)newNode, sizeof(Node));
AddTail(newNode);
}
}
void save()
{
char filename[20];
cout << "请输入文件名" << endl;
cin >> filename;
ofstream fout(filename, ios::app);
if (!fout)
{
cout << "文件打开失败！！！" << endl;
return;
}

Node* cur = _head->_next;
int n = 0;
while (cur != NULL)
{
n++;
cur = cur->_next;
}
fout.write((char*)&_tag, sizeof(int));
fout.write((char*)&n, sizeof(int));
cur = _head->_next;
while (cur)
{
fout.write((char*)cur, sizeof(Node));
cur = cur->_next;
}
}
protected:
Node* _head;
Node* _tail;
int _tag;   //默认按姓名排序，tag=1
};

void DisplayMenu()
{
cout << endl;
cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\t\t" << endl;
cout << endl;
cout << "~~~~~~~~~~~~~~~欢迎使用通讯录管理系统~~~~~~~~~~~~~~~~~~~~\t\t" << endl;
cout << endl;
cout << "*********************   简易通讯录   ********************\t\t" << endl;
cout << endl;
cout << "**           1.增加记录                2.删除记录      **\t\t" << endl;
cout << endl;
cout << "**           3.显示所有                4.查找记录      **\t\t" << endl;
cout << endl;
cout << "**           5.修改记录                6.文件导入      **\t\t" << endl;
cout << endl;
cout << "**           7.库表导出                8.库表排序      **\t\t" << endl;
cout << endl;
cout << "**                        9.退出系统                   **\t\t" << endl;
cout << endl;
cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\t\t" << endl;
cout << "\t请选择（1-9）" ;
cout << endl;
}

void ADD(Contach& contach)
{
system("cls");
cout << "\t\t**************************************\t\t" << endl;
cout << "\t\t**                                  **\t\t" << endl;
cout << "\t\t**             增加记录             **\t\t" << endl;
cout << "\t\t**                                  **\t\t" << endl;
cout << "\t\t**************************************\t\t" << endl;
char name[10];
int age;
char sex[5];
char  tele[15];
char  addr[50];
cout << "\t\t请输入联系人姓名：";
cin >> name;
cout << "\t\t请输入联系人年龄：";
cin >> age;
cout << "\t\t请输入联系人性别：";
cin >> sex;
cout << "\t\t请输入联系人电话：";
cin >> tele;
cout << "\t\t请输入联系人住址：";
cin >> addr;
PeoInfo* newR = new PeoInfo(name, age, sex, tele, addr);
contach.AddSort(newR);
cout << "\t\t添加联系人成功" << endl;
cout << endl;
cout << "\t\t是否继续添加记录？（Y/N)";
char ch;
cin >> ch;
if (ch == 'Y' || ch == 'y')
{
ADD(contach);
}
else
{
system("pause");
}

}
void Del(Contach& contach)
{
system("cls");
cout << "\t\t**************************************" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**             删除记录             **" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**************************************" << endl;
char name[10];
cout << "\t\t请输入要删除的联系人的姓名：" ;
cin >> name;
cout << endl << endl;
PeoInfo* newR = contach.FindName(name);
if (newR == NULL)
{
cout << "\t\t没有所查找的联系人！！！";
return;
}
cout << "  \t\t该联系人信息   " << endl;
cout << "\t\t*****************" << endl;
cout << "\t\t姓名: " << newR->GetName() << endl;
cout << "\t\t年龄: " << newR->GetAge() << endl;
cout << "\t\t性别: " << newR->GetSex() << endl;
cout << "\t\t手机号码: " << newR->GetTele() << endl;
cout << "\t\t住址: " << newR->GetAddr() << endl;
char O;
cout << "\t\t确定删除此人记录？（Y/N）";
cin >> O;
cout << endl;
cout << endl;
if (O == 'Y')
{
contach. DeleteName(name);
cout << "\t\t删除成功！！！" << endl << endl;
}
else
{
cout << "\t\t记录仍存在" << endl;
system("pause");
}
}
void ShowAll(Contach& contach)
{
system("cls");
cout << "\t\t**************************************" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**             显示记录             **" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**************************************" << endl;
cout << endl << endl;
contach.ShowAll();
cout << endl;
cout << "\t\t已显示所有记录" << endl << endl;
system("pause");
}
void Find(Contach& contach)
{
system("cls");
cout << "\t\t**************************************" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**             查找记录             **" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**************************************" << endl;
cout << endl << endl;
char name[10];
cout << "\t\t请输入要查找的联系人的姓名：";
cin >> name;
cout << endl << endl;
PeoInfo* newR = contach.FindName(name);
if (newR == NULL)
{
cout << "\t\t没有所查找的联系人！！！";
return;
}
cout << "  \t\t该联系人信息" << endl;
cout << "\t\t*****************" << endl;
cout << "\t\t姓名: " << newR->GetName() << endl;
cout << "\t\t年龄: " << newR->GetAge() << endl;
cout << "\t\t性别: " << newR->GetSex() << endl;
cout << "\t\t手机号码: " << newR->GetTele() << endl;
cout << "\t\t住址: " << newR->GetAddr() << endl;
cout << endl;
system("pause");
}
void modify(Contach& contach)
{
system("cls");
cout << "\t\t**************************************" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**             修改记录             **" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**************************************" << endl;
cout << endl << endl;
char name[10];
cout << "\t\t请输入要修改的联系人的姓名：" ;
cin >> name;
cout << endl << endl;
PeoInfo* newR = contach.FindName(name);
if (newR == NULL)
{
cout << "\t\t没有所查找的联系人！！！";
return;
}
cout << "  \t\t该联系人信息" << endl;
cout << "\t\t*****************" << endl;
cout << "\t\t姓名: " << newR->GetName() << endl;
cout << "\t\t年龄: " << newR->GetAge() << endl;
cout << "\t\t性别: " << newR->GetSex() << endl;
cout << "\t\t手机号码: " << newR->GetTele() << endl;
cout << "\t\t住址: " << newR->GetAddr() << endl;
cout << endl;
cout << "\t\t请选择以下功能:" << endl;
cout << "\t\t***********************" << endl;
cout << "\t\t  1.修改姓名 " << endl;
cout << "\t\t  2.修改年龄" << endl;
cout << "\t\t  3.修改性别" << endl;
cout << "\t\t  4.修改电话号码" << endl;
cout << "\t\t  5.修改住址" << endl;
cout << "\t\t  0.放弃修改" << endl;
cout << "\t\t请选择";
int C;
cin >> C;
switch (C)
{
case 1:
{
char name[10];
cout << "\t\t请输入修改后的姓名";
cin >> name;
newR->SetName(name);
cout << "\t\t修改成功" << endl;
system("pause");
break;
}
case 2:
{
int age;
cout << "\t\t请输入修改后的年龄：";
cin >> age;
newR->SetAge(age);
cout << "\t\t修改成功" << endl;
system("pause");
break;
}
case 3:
{
char sex[5];
cout << "\t\t请输入修改后的性别：";
cin >> sex;
newR->SetSex(sex);
cout << "\t\t修改成功" << endl;
system("pause");
break;
}
case 4:
{
char tele[15] = { 0 };
cout << "\t\t请输入修改后的电话号码：" ;
cin >> tele;
newR->SetTele(tele);
cout << "\t\t修改成功" << endl;
system("pause");
break;
}
case 5:
{
char addr[50];
cout << "\t\t请输入修改后的住址：" ;
cin >> addr;
newR->SetAddr(addr);
cout << "\t\t修改成功" << endl;
system("pause");
break;
}
case 0:
DisplayMenu();
break;
}
contach.sort(contach. GetTag());
}

void AddFrontTxt(Contach& contach)
{
system("cls");
cout << "\t\t**************************************" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**             文件导入             **" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**************************************" << endl;
cout << endl << endl;
char filename[128];
cout << "\t\t请输入需要导入的文件名：";
cin >> filename;
cout << endl << endl;
fstream fin(filename, ios::in);
if (fin.fail())
{
cout << "\t\t文件打开失败！！！" << endl;
}
int i, n=0;
char name[10];
int age;
char sex[5];
char tele[15];
char  addr[50];
fin >> n;
PeoInfo* newR;
for (i = 1; i <= n; ++i)
{
if (fin.eof())
break;
fin >> name >> age >> sex >> tele >> addr;
newR = new PeoInfo(name, age, sex, tele, addr);
contach.AddTail(newR);
}
if (i < n)
n = i;
cout << "\t\t操作成功" << endl << n << "组联系人" << endl<< endl;
system("pause");
}
void WriteToText(Contach& contach)
{
system("cls");
cout << "\t\t**************************************" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**             库表导出             **" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**************************************" << endl;
cout << endl << endl;
char filename[128];
cout << "\t\t请输入需要导入的文件名:";
cin >> filename;
cout << endl << endl;
fstream fout(filename, ios::out);
PeoInfo *newR = contach.GetHead()->GetNext();
int n = 0;
while (newR != NULL)
{
n++;
newR = newR->GetNext();
}
fout << n << endl;
newR = contach.GetHead()->GetNext();
while (newR != NULL)
{
fout << newR->GetName() << setw(10);
fout << newR->GetAge() << setw(10);
fout << newR->GetSex() << setw(10);
fout << newR->GetTele() << setw(15);
fout << newR->GetAddr() << setw(20);
fout << endl;
newR = newR->GetNext();
}
cout << "\t\t操作成功" << endl;
cout << n << "组联系人保存" << endl << endl;
system("pause");
}
void Sort(Contach& contach)
{
system("cls");
cout << "\t\t**************************************" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**             排序库表             **" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**************************************" << endl;
a8f5

cout << endl << endl;
cout << "\t\t原先通讯录按照：";
if (contach.GetTag() == 1)
cout << "姓名排序" << endl << endl;
else
cout << "年龄排序" << endl << endl;
cout << "\t\t请确定你想要的排序方案：" << endl;
cout << "\t\t1.按姓名" << endl;
cout << "\t\t2.按年龄" << endl;
cout << "\t\t请选择";
int c;
cin >> c;
cout << endl;
if (c != 1 && c != 2)
c = contach.GetTag();
if (c != contach.GetTag())
{
contach.sort(c);
cout << "\t\t重新排，按：";
if (contach.GetTag() == 1)
cout << "姓名" << endl;
else
cout << "年龄" << endl;
cout << "\t\t操作成功" << endl << endl;
}
else
cout << "\t\t保持原有顺序" << endl << endl;
system("pause");
}
void quit(Contach& contach)
{
system("cls");
cout << "\t\t**************************************" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**             退出系统             **" << endl;
cout << "\t\t**                                  **" << endl;
cout << "\t\t**************************************" << endl;
cout << endl << endl;

cout << "\t\t是否需要存入文件？（Y/N）";
char ch;
cin >> ch;
if (ch == 'Y' || ch == 'y')
{
contach.save();
cout << "\t\t保存成功，谢谢使用" << endl;
exit(1);
}
else
{
cout << "\t\t谢谢使用" << endl;
exit(1);
}
system("pause");
}

#define _CRT_SECURE_NO_WARNINGS 1
#include
#include
#include
#include
#include
#include
#include
using namespace std;
#include "contach.h"

int main()
{
int ch = 0, state;
Contach contach;
char a;
cout << "\t*************************************** \n";
cout << "\t**                                   **\n";
cout << "\t**    Hello,欢迎使用通讯录管理系统   **\n";
cout << "\t**                                   **\n";
cout << "\t*************************************** \n";
cout << "\t是否打开菜单？(T/F)\n";//欢迎系统
cin >> a;
system("cls");
if (a == 'T' || a == 't')
{
do
{
DisplayMenu();
cin >> ch;
state = cin.rdstate();
if (state)
{
char str[80];
cin.clear();
cin.getline(str, 80);
ch = 10;
}
switch (ch)
{
case 1:
ADD(contach);
break;
case 2:
Del(contach);
break;
case 3:
ShowAll(contach);
break;
case 4:
Find(contach);
break;
case 5:
modify(contach);
break;
case 6:
AddFrontTxt(contach);
break;
case 7:
WriteToText(contach);
break;
case 8:
Sort(contach);
break;
case 9:
quit(contach);
break;
default:
break;
}
} while (1);

}
else if (a == 'F' || a == 'f')
{
exit(1);
}
else
{
cout << "~~~~~Warning: 输入不合法，请重新输入。~~~~~\n";
main();
}

return 0;
}