通讯录的c语言实现源代码
简单通讯录的实现还是包括三个源文件,test.c(实现通讯录主逻辑),txl.c(实现用到的各个函数),txl.h(存放txl中用到的各种头文件与声明)。
txl.h
#ifndef __TXL_H__//**txl.h**
#define __TXL_H__
#include<stdio.h>
#include<string.h>
#include<assert.h>
#include<stdlib.h>
#include<errno.h>
enum option
{
EXIT,
ADD,
DEL,
SEARCH,
MODIFY,
SHOW,
EMPTY,
SORT
};
#define MAX 1000
#define MAX_NAME 15
#define MAX_SEX 5
#define MAX_NUM 12
#define MAX_DAARESS 30
#define MAX_CAP 2
typedef struct addr
{
char name[MAX_NAME];
char sex[MAX_SEX];
short int age;
char num[MAX_NUM];
char address[MAX_DAARESS];
}addr;
typedef struct contact
{
addr* data;
int sz;
int capacity;
}contact;
void Initcontact(contact* pcon);
void addcontact(contact* pcon);
void showcontact(const contact* pcon);
void delcontact(contact* pcon);
void emptycontct(contact* con);
void searchcontact(const contact* pcon);
void xuicontact(contact* pcon);
void sortcontact(contact* pcon);
void checkcapacity(contact* pcon);
void destorycontact(contact* pcon);
void savecontact(contact* pcon);
void loadcontact(contact* pcon);
#endif
text.c
#define _CRT_SECURE_NO_WARNINGS 1
#include"txl.h"
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");
}
int main()
{
int len = 0;
int input = 0;
contact con;
Initcontact(&con);
do
{
menu();
printf("请输入你要完成的操作\n");
scanf("%d",&input);
switch(input)
{
case ADD:
addcontact(&con);
break;
case DEL:
delcontact(&con);
break;
case SEARCH:
searchcontact(&con);
break;
case MODIFY:
xuicontact(&con);
break;
case SHOW:
showcontact(&con);
break;
case EMPTY:
emptycontct(&con);
break;
case SORT:
sortcontact(&con);
break;
case EXIT:
savecontact(&con);
printf("保存成功\n");
destorycontact(&con);
printf("程序退出\n");
break;
default:
printf("输入有误\n");
break;
}
}while(input);
return 0;
}
txl.h
#define _CRT_SECURE_NO_WARNINGS 1
#include"txl.h"
void loadcontact(contact* pcon)
{
addr tmp = {0};
FILE* pf = fopen("contact.text","rb");
assert(pcon != NULL);
if(pf == NULL)
{
perror("程序出错\n");
return ;
}
while(fread(&tmp , sizeof(addr),1,pf))
{
checkcapacity(pcon);
pcon -> data[pcon -> sz] = tmp;
pcon -> sz++;
}
}
void Initcontact(contact* pcon)
{
assert(pcon != NULL);
pcon -> sz = 0;
pcon ->capacity = MAX_CAP;
pcon ->data = (addr*)malloc(pcon ->capacity*sizeof(addr));
memset(pcon->data, 0, pcon ->capacity*sizeof(addr));
loadcontact(pcon);
}
void addcontact(contact* pcon)
{
if(pcon -> sz == pcon ->capacity)
{
checkcapacity(pcon);
}
assert(pcon != NULL);
printf("请输入名字\n");
scanf("%s",pcon -> data[pcon -> sz].name);
printf("请输入性别\n");
scanf("%s",pcon -> data[pcon -> sz].sex);
printf("请输入年龄\n");
scanf("%d",&(pcon -> data[pcon -> sz].age));
printf("请输入电话\n");
scanf("%s",pcon -> data[pcon -> sz].num);
printf("请输入住址\n");
scanf("%s",pcon -> data[pcon -> sz].address);
pcon -> sz++;
printf("添加成功\n");
}
void savecontact(contact* pcon)
{
int i = 0;
FILE* pf = fopen("contact.text","wb");
if(pf == NULL)
{
perror("程序出错\n");
return ;
}
for(i = 0; i < pcon -> sz; i++)
{
fwrite(pcon ->data+i,sizeof(addr),1,pf);
}
}
void destorycontact(contact* pcon)
{
assert(pcon != NULL);
free(pcon -> data);
pcon -> data = NULL;
pcon -> capacity = 0;
pcon -> sz = 0;
}
void checkcapacity(contact* pcon)
{
if(pcon -> sz == pcon ->capacity)
{
addr* ptr = realloc(pcon ->data, (pcon ->capacity+2)*sizeof(addr));
if(ptr != NULL)
{
pcon -> data = ptr;
pcon -> capacity += 2;
}
printf("扩容成功\n");
}
}
void showcontact(const contact* pcon)
{
int i = 0;
assert(pcon != NULL);
printf("%-15s\t%-5s\t%-5s\t%-12s\t%-20s\n", "名字", "性别", "年龄", "电话", "地址");
for(i=0; i<pcon->sz; i++)
{
printf("%-15s\t%-5s\t%-5d\t%-12s\t%-20s\n",
pcon->data[i].name,
pcon->data[i].sex,
pcon->data[i].age,
pcon->data[i].num,
pcon->data[i].address);
}
}
//void showcontact(contact* pcon)
//{
// int i = 0;
// assert(pcon != NULL);
// printf("%-15s\t%-5s\t%-5s\t%-12s\t%-20s\n", "名字", "性别", "年龄", "电话", "地址");
// for(i = 0; i < pcon -> sz; i++)
// {
// printf("%-15s\t%-5s\t%-5d\t%-12s\t%-20s\n",
// pcon -> data[i].name,
// pcon -> data[i].sex,
// pcon -> data[i].age,
// pcon -> data[i].num,
// pcon -> data[i].address);
// }
//}
static int findname(const contact* pcon ,char name[])
{
int i = 0;
assert(pcon != NULL);
for(i = 0; i < pcon -> sz; i++)
{
if(strcmp(pcon -> data[i].name, name) == 0)
{
return i;
}
}
return -1;
}
void delcontact(contact* pcon)
{
int pos = 0;
char name[MAX_NAME]={0};
int i = 0;
assert(pcon != NULL);
if(pcon -> sz == 0)
{
printf("通讯录为空,无法删除\n");
}
else
{
printf("请输入要删除人的姓名\n");
scanf("%s", name);
pos = findname(pcon , name);
if(pos == -1)
{
printf("要删除的人不存在\n");
}
else
{
for(i = pos; i < pcon -> sz-1;i++)
{
pcon -> data[i] = pcon -> data[i+1];
}
pcon -> sz--;
printf("删除成功\n");
}
}
}
void emptycontct(contact* pcon)
{
int input = 0;
printf("危险操作,清空输入1,不清空输入0\n");
scanf("%d",&input);
if(input == 1)
{
pcon -> sz = 0;
pcon ->capacity = MAX_CAP;
pcon ->data = (addr*)malloc(pcon ->capacity*sizeof(addr));
memset(pcon->data, 0, pcon ->capacity*sizeof(addr));
printf("清空成功\n");
}
else
{
;
}
}
void searchcontact(const contact* pcon)
{
int pos = 0;
char name[MAX_NAME] = {0};
assert(pcon != NULL);
printf("请输入你要查找人的名字\n");
scanf("%s",name);
pos = findname(pcon ,name);
if(-1 == pos)
{
printf("你所要查找的人不存在\n");
}
else
{
printf("%-15s\t%-5s\t%-5s\t%-12s\t%-20s\n", "名字", "性别", "年龄", "电话", "地址");
printf("%-15s\t%-5s\t%-5d\t%-12s\t%-20s\n",
pcon->data[pos].name,
pcon->data[pos].sex,
pcon->data[pos].age,
pcon->data[pos].num,
pcon->data[pos].address);
}
}
void xuicontact(contact* pcon)
{
int pos = 0;
char name[MAX_NAME] = {0};
assert(pcon != NULL);
printf("请输入你要修改的人的名字\n");
scanf("%s",name);
pos = findname(pcon ,name);
if(-1 == pos)
{
printf("你所要修改的人不存在\n");
}
else
{
printf("请输入名字\n");
scanf("%s",pcon -> data[pcon -> sz+pos-1].name);
printf("请输入性别\n");
scanf("%s",pcon -> data[pcon -> sz+pos-1].sex);
printf("请输入年龄\n");
scanf("%d",&(pcon -> data[pcon -> sz+pos-1].age));
printf("请输入电话\n");
scanf("%s",pcon -> data[pcon -> sz+pos-1].num);
printf("请输入住址\n");
scanf("%s",pcon -> data[pcon -> sz+pos-1].address);
}
}
int cmp_age(const void* e1,const void* e2)
{
return ((struct addr*)e1)->age - ((struct addr*)e2)->age;
}
void sortcontact(contact* pcon)//快速排序
{
assert(pcon != NULL);
qsort(pcon->data,pcon->sz,sizeof(addr),cmp_age);
printf("排序成功\n");
}
//void sortcontact(contact* pcon) //以名字排序联系人(冒泡排序)
//{
// int flag=0;
// int i=0;
// int j=0;
// for(i=0;i<pcon->sz-1;i++)
// {
// flag=0;
// for(j=0;j<pcon->sz-1-i;j++)
// {
// if(strcmp(pcon->data[j].name,pcon->data[j+1].name) > 0)
// {
// addr tmp=pcon->data[j];
// pcon->data[j]=pcon->data[j+1];
// pcon->data[j+1]=tmp;
// flag=1;
// }
// }
// if(flag == 0)
//
// break;
//
// }
//}