与之前三子棋和扫雷一样，将实现函数先封装到头文件contact.h中，之后有两个源文件，test.c程序运行和contact.c的函数实现
Contact.h
#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifndef _CONTACT_H__
#define _CONTACT_H__
#define DEFAULT_SZ 3
#define DEFAULT_INC 2
#define Max_name 20
#define Max_sex 10
#define Max_tel 12
#define Max_addr 20
#define FILENAME "contact.dat"
typedef struct PeoInfo
{
char name[Max_name];
int age;
char sex[Max_sex];
char tel[Max_tel];
char addr[Max_addr];
}PeoInfo;
typedef struct Contact
{
PeoInfo *contact; //数据存放的位置
int capacity; //容量
int sz;
}Contact,*pContact;
void InitContact(pContact pcontact);
void AddContact(pContact pcontact);
void ShowContact(const pContact pcontact);
void SearchContact(pContact pcontact);
int FindContact(pContact pcontact,char name[]);
void DelContact(pContact pcontact);
void ModifyContact(pContact pcontact);
void EmptyContact(pContact pcontact);
void SortContact(pContact pcontact);
void DistoryContact(pContact pcontact);
int CheckContact(pContact pcontact);
void LoadContact(pContact pcontact);
void SaveContact(pContact pcontact);
#endif //_CONTACT_H__
test.c
#define _CRT_SECURE_NO_WARNINGS 1
#include "contact.h"
enum SEL
{
EXIT,
ADD,
DEL,
SEARCH,
MODIFY,
SHOW,
EMPTY,
SORT
};
void menu()
{
printf("**********************************\n");
printf("***** 1.add 2.del ***\n");
printf("***** 3.search 4.modify ***\n");
printf("***** 5.show 6.empty ***\n");
printf("***** 7.sort 0.exit ***\n");
printf("**********************************\n");
}
void test()
{
int i = 0;
Contact my_contact;
InitContact(&my_contact);
do
{
menu();
printf("请输入：>");
scanf("%d",&i);
switch(i)
{
case ADD:
AddContact(&my_contact);break;
case DEL:
DelContact(&my_contact);break;
case SEARCH:
SearchContact(&my_contact);break;
case MODIFY:
ModifyContact(&my_contact);break;
case SHOW:
ShowContact(&my_contact);break;
case EMPTY:
EmptyContact(&my_contact);break;
case SORT:
SortContact(&my_contact);break;
case EXIT:
SaveContact(&my_contact);
DistoryContact(&my_contact);break;
default:printf("选择错误\n");
break;
}
} while (i);
}
int main()
{
test();
return 0;
}
contact.c
#define _CRT_SECURE_NO_WARNINGS 1
#include "contact.h"
void _ADD(PeoInfo *tmp,pContact pcontact)
{
CheckContact(pcontact);
pcontact->contact[pcontact->sz] = *tmp;
pcontact->sz++;
}
void LoadContact(pContact pcontact)
{
PeoInfo tmp = {0};
int i = 0;
FILE* pfin = fopen(FILENAME,"r");
if (pfin == NULL)
{
perror("open the file for read");
exit(EXIT_FAILURE);
}
while (fread(&tmp,sizeof(PeoInfo),1,pfin))
{
_ADD(&tmp,pcontact);
}
fclose(pfin);
}
void SaveContact(pContact pcontact)
{
FILE* pfout = fopen(FILENAME,"w");
int i = 0;
if (pfout == NULL)
{
perror("open the file for write");
exit(EXIT_FAILURE);
}
for (i=0; i<pcontact->sz; i++)
{
fwrite(pcontact->contact+i,sizeof(PeoInfo),1,pfout);
}
fclose(pfout);
}
void InitContact(pContact pcontact)
{
pcontact->sz = 0;
pcontact->contact = (PeoInfo*)malloc(DEFAULT_SZ*sizeof(PeoInfo));
if (NULL == pcontact->contact)
{
perror("InitContact::malloc");
exit(EXIT_FAILURE);
}
memset(pcontact->contact,0,DEFAULT_SZ*sizeof(PeoInfo));
pcontact->capacity = DEFAULT_SZ;
LoadContact(pcontact);
}
void DistoryContact(pContact pcontact)
{
free(pcontact->contact);
pcontact->contact = NULL;
pcontact->sz = 0;
pcontact->capacity = 0;
}
int CheckContact(pContact pcontact)
{
if (pcontact->sz == pcontact->capacity)
{
PeoInfo* tmp = realloc(pcontact->contact, (pcontact->capacity+DEFAULT_INC)*sizeof(PeoInfo));
if (tmp!=NULL)
{
pcontact->contact = tmp;
pcontact->capacity += DEFAULT_INC;
printf("增容成功");
return 1;
}
else
{
return 0;
}
}
return 1;
}
void AddContact(pContact pcontact)
{
CheckContact(pcontact);
if (CheckContact(pcontact)==0)
{
return;
}
printf("请输入名字:>");
scanf("%s",pcontact->contact[pcontact->sz].name);
printf("请输入年龄:>");
scanf("%d",&(pcontact->contact[pcontact->sz].age));
printf("请输入性别:>");
scanf("%s",pcontact->contact[pcontact->sz].sex);
printf("请输入电话:>");
scanf("%s",pcontact->contact[pcontact->sz].tel);
printf("请输入地址:>");
scanf("%s",pcontact->contact[pcontact->sz].addr);
pcontact->sz++;
printf("添加成功\n");
}
void ShowContact(const pContact pcontact)
{
int i = 0;
printf("%5s\t%5s\t%5s\ts\t s\t\n","Name","Age","Sex","Tel","Addr");
for (i=0;i<pcontact->sz;i++)
{
printf("%5s\t]\t%5s\ts\t s\t\n",pcontact->contact[i].name,
pcontact->contact[i].age ,
pcontact->contact[i].sex ,
pcontact->contact[i].tel ,
pcontact->contact[i].addr);
}
}
int FindContact(pContact pcontact,char name[])
{
int i = 0;
for (i=0;i<pcontact->sz;i++)
{
if (strcmp(name,pcontact->contact[i].name)==0)
{
return i;
}
}
return -1;
}
void SearchContact(pContact pcontact)
{
int ret = 0;
char name[Max_name] = {0};
printf("请输入需要查找的姓名:>");
scanf("%s",name);
ret = FindContact(pcontact,name);
if (ret == -1)
{
printf("不存在该联系人\n");
return;
}
printf("%5s\t%5s\t%5s\ts\t s\t\n","Name","Age","Sex","Tel","Addr");
printf("%5s\t]\t%5s\ts\t s\t\n",pcontact->contact[ret].name,
pcontact->contact[ret].age ,
pcontact->contact[ret].sex ,
pcontact->contact[ret].tel ,
pcontact->contact[ret].addr);
return ;
}
void DelContact(pContact pcontact)
{
int ret = 0;
char name[Max_name] = {0};
printf("请输入需要删除人的姓名:>");
scanf("%s",name);
ret = FindContact(pcontact,name);
if (ret == -1)
{
printf("不存在该联系人\n");
return;
}
memmove(pcontact->contact+ret,
pcontact->contact+ret+1,
(pcontact->sz-ret-1)*sizeof(PeoInfo));
pcontact->sz--;
printf("删除成功\n");
return ;
}
void ModifyContact(pContact pcontact)
{
int ret = 0;
char name[Max_name] = {0};
printf("请输入需要修改人的姓名:>");
scanf("%s",name);
ret = FindContact(pcontact,name);
if (ret == -1)
{
printf("不存在该联系人\n");
return;
}
printf("请重新输入该联系人的信息:>");
printf("请输入名字:>");
scanf("%s",pcontact->contact[ret].name);
printf("请输入年龄:>");
scanf("%d",&(pcontact->contact[ret].age));
printf("请输入性别:>");
scanf("%s",pcontact->contact[ret].sex);
printf("请输入电话:>");
scanf("%s",pcontact->contact[ret].tel);
printf("请输入地址:>");
scanf("%s",pcontact->contact[ret].addr);
printf("修改成功\n");
printf("%5s\t%5s\t%5s\ts\t s\t\n","Name","Age","Sex","Tel","Addr");
printf("%5s\t]\t%5s\ts\t s\t\n",pcontact->contact[ret].name,
pcontact->contact[ret].age ,
pcontact->contact[ret].sex ,
pcontact->contact[ret].tel ,
pcontact->contact[ret].addr);
return;
}
void EmptyContact(pContact pcontact)
{
InitContact(pcontact);
}
void SortContact(pContact pcontact)
{
int i = 0;
int j = 0;
int count = 0;
for (i=0; i<pcontact->sz-1; i++)
{
for (j=0; j<pcontact->sz-i-1; j++)
{
if (strcmp(pcontact->contact[j].name,pcontact->contact[j+1].name)==1)
{
PeoInfo tmp = pcontact->contact[j];
pcontact->contact[j] = pcontact->contact[j+1];
pcontact->contact[j+1] = tmp;
count++;
}
}
if (count!=0)
{
continue;
}
else
return;
}
ShowContact(pcontact);
}
