[工学]C语言实验电话薄管理系统.doc

#include "stdio.h" /*标准输入输出函数库*/#include "stdlib.h" /*标准函数库*/#include "string .h" /*字符串函数库*/#include "conio.h" /*屏幕操作函数库*/#define HEADER1 " -TELEPHONE BOOK-n"#define HEADER2 " | num | name | phonenumber | address | n"#define HEADER3 " |-|-|-|-| n"#define FORMAT " | %-10s| %-10s| %-15s |%-20s | n"#define DATA p->num,p->name,p->phonenum,p->address#define END " -n"#define N 100int saveflag=0; /*是否需要存盘的标志变量*/*定义与电话簿有关的数据结构*/typedef struct telebook /*标记为telebook*/char num4; /*编号*/char name10; /*姓名*/char phonenum15; /*电话号码*/char address20; /*地址*/TELEBOOK;void menu() /*主菜单*/system("cls"); /*调用DOS命令，清屏.与clrscr()功能相同*/textcolor(13); /*在文本模式中选择新的字符颜色*/gotoxy(10,5); /*在文本窗口中设置光标*/cprintf(" The telephone-book Management System n");gotoxy(10,8);cprintf(" *Menu*n");gotoxy(10,9);cprintf(" * 1 input record 2 display record *n");gotoxy(10,10);cprintf(" * 3 delete record 4 search record *n");gotoxy(10,11);cprintf(" * 5 modify record 6 insert record *n");gotoxy(10,12);cprintf(" * 7 sort record 8 save record *n");gotoxy(10,13);cprintf(" * 0 quit system *n");gotoxy(10,14);cprintf(" *n");/*cprintf()送格式化输出至文本窗口屏幕中*/*格式化输出表头*/void printheader()printf(HEADER1);printf(HEADER2);printf(HEADER3);/*格式化输出表中数据*/void printdata(TELEBOOK pp)TELEBOOK* p;p=&pp;printf(FORMAT,DATA);/*显示数组temp中存储的电话簿记录，内容为telebook结构中定义的内容*/void Disp(TELEBOOK temp,int n)int i;if(n=0) /*表示没有电话簿记录*/printf("n=>Not telephone record!n");getchar();return;printf("nn");printheader(); /*输出表格头部*/i=0;while(i<n) /*逐条输出数组中存储的电话簿记录*/printdata(tempi);i+;printf(HEADER3);getchar();void Wrong() /*输出按键错误信息*/printf("nnnnn*Error:input has wrong! press any key to continue*n");getchar();void Nofind() /*输出未查找此记录的信息*/printf("n=>Not find this telephone record!n");/*作用：用于定位数组中符合要求的记录，并返回保存该记录的数组元素下标值参数：findmess保存要查找的具体内容; nameorphonenum保存按什么在数组中查找;*/int Locate(TELEBOOK temp,int n,char findmess,char nameorphonenum)int i=0;if(strcmp(nameorphonenum,"phonenum")=0) /*按电话号码查询*/while(i<n)if(strcmp(tempi.phonenum,findmess)=0) /*若找到findmess值的电话号码*/return i;i+;else if(strcmp(nameorphonenum,"name")=0) /*按姓名查询*/while(i<n)if(strcmp(tempi.name,findmess)=0) /*若找到findmess值的姓名*/return i;i+;return -1; /*若未找到，返回一个整数-1*/*输入字符串，并进行长度验证(长度<lens)*/void stringinput(char *t,int lens,char *notice)char n255;doprintf(notice); /*显示提示信息*/scanf("%s",n); /*输入字符串*/if(strlen(n)>lens) printf("n exceed the required length! n");/*进行长度校验，超过lens值重新输入*/while(strlen(n)>lens);strcpy(t,n); /*将输入的字符串拷贝到字符串t中*/*增加电话簿记录*/int Add(TELEBOOK temp,int n)char ch,num10;int i,flag=0;system("cls");Disp(temp,n); /*先打印出已有的电话簿信息*/while(1) /*一次可输入多条记录，直至输入编号为0的记录才结束添加操作*/while(1) /*输入记录编号，保证该编号没有被使用，若输入编号为0，则退出添加记录操作*/stringinput(num,10,"input number(press '0'return menu):"); /*格式化输入编号并检验*/flag=0;if(strcmp(num,"0")=0) /*输入为0，则退出添加操作，返回主界面*/return n;i=0;while(i<n) /*查询该编号是否已经存在，若存在则要求重新输入一个未被占用的编号*/if(strcmp(tempi.num,num)=0)flag=1;break;i+;if(flag=1) /*提示用户是否重新输入*/ getchar();printf("=>The number %s is existing,try again?(y/n):",num);scanf("%c",&ch);if(ch='y'|ch='Y')continue;elsereturn n;elsebreak;strcpy(tempn.num,num); /*将字符串num拷贝到tempn.num中*/stringinput(tempn.name,15,"Name:");stringinput(tempn.phonenum,15,"Telephone:");stringinput(tempn.address,15,"Adress:");saveflag=1;n+;return n;/*按编号或姓名，查询电话簿记录*/void Qur(TELEBOOK temp,int n)int select; /*1:按姓名查，2：按电话号码查，其他：返回主界面（菜单）*/char searchinput20; /*保存用户输入的查询内容*/int p=0;if(n<=0) /*若数组为空*/system("cls");printf("n=>No telephone record!n");getchar();return;system("cls");printf("n =>1 Search by name =>2 Search by telephone numbern");printf(" please choice1,2:");scanf("%d",&select);if(select=1) /*按姓名查询*/stringinput(searchinput,10,"input the existing name:");p=Locate(temp,n,searchinput,"name");/*在数组temp中查找编号为searchinput值的元素，并返回该数组元素的下标值*/if(p!=-1) /*若找到该记录*/printheader();printdata(tempp);printf(END);printf("press any key to return");getchar();elseNofind();getchar();else if(select=2) /*按电话号码查询*/stringinput(searchinput,15,"input the existing telephone number:");p=Locate(temp,n,searchinput,"phonenum");if(p!=-1)printheader();printdata(tempp);printf(END);printf("press any key to return");getchar();elseNofind();getchar();elseWrong();getchar();/*删除电话簿记录：先找到保存该记录的数组元素的下标值，然后在数组中删除该数组元素*/int Del(TELEBOOK temp,int n)int sel;char findmess20;int p=0,i=0;if(n<=0) system("cls");printf("n=>No telephone record!n");getchar();return n;system("cls");Disp(temp,n);printf("n =>1 Delete by name =>2 Delete by telephone numbern");printf(" please choice1,2:");scanf("%d",&sel);if(sel=1)stringinput(findmess,10,"input the existing name:");p=Locate(temp,n,findmess,"name");getchar();if(p!=-1)for(i=p+1;i<n;i+) /*删除此记录，后面记录向前移*/ strcpy(tempi-1.num,tempi.num);strcpy(tempi-1.name,tempi.name);strcpy(tempi-1.phonenum,tempi.phonenum);strcpy(tempi-1.address,tempi.address);printf("n=>delete success!n");n-;getchar();saveflag=1;elseNofind();getchar();else if(sel=2) /*先按电话号码查询到该记录所在的数组元素的下标值*/stringinput(findmess,15,"input the existing telephone number:");p=Locate(temp,n,findmess,"phonenum");getchar();if(p!=-1)for(i=p+1;i<n;i+) /*删除此记录，后面记录向前移*/ strcpy(tempi-1.num,tempi.num);strcpy(tempi-1.name,tempi.name);strcpy(tempi-1.phonenum,tempi.phonenum);strcpy(tempi-1.address,tempi.address);printf("n=>delete success!n");n-;getchar();saveflag=1;elseNofind();getchar();return n;/*修改电话簿记录。先按输入的联系人姓名查询到该记录，然后提示用户修改该记录编号之外的值，编号不能修改*/void Modify(TELEBOOK temp,int n)char findmess20;int p=0;if(n<=0) system("cls");printf("n=>No telephone number record!n");getchar();return ;system("cls");printf("modify telephone book recorder");Disp(temp,n);stringinput(findmess,10,"input the existing name:"); /*输入并检验该姓名*/p=Locate(temp,n,findmess,"name"); /*查询到该数组元素,并返回下标值*/if(p!=-1) /*若p!=1,表明已经找到该数组元素*/printf("Number:%s,n",tempp.num);printf("Name:%s,",tempp.name);stringinput(tempp.name,15,"input new name:");printf("Name:%s,",tempp.phonenum);stringinput(tempp.phonenum,15,"input new telephone:");printf("Name:%s,",tempp.address);stringinput(tempp.address,30,"input new address:");printf("n=>modify success!n");getchar();Disp(temp,n);getchar();saveflag=1;elseNofind();getchar();return ;/*插入记录:按编号查询到要插入的数组元素的位置，然后在该记录编号之后插入一个新数组元素。*/int Insert(TELEBOOK temp,int n)char ch,num10,s10; /*s保存插入点位置之前的记录编号,num保存输入的新记录的编号*/TELEBOOK newinfo;int flag=0,i=0,kkk=0;system("cls");Disp(temp,n);while(1) stringinput(s,10,"please input insert location after the Number:");flag=0;i=0;while(i<n) /*查询该编号是否存在，flag=1表示该编号存在*/if(strcmp(tempi.num,s)=0) kkk=i;flag=1;break;i+;if(flag=1)break; /*若编号存在，则进行插入之前的新记录输入操作*/else getchar();printf("n=>The number %s is not existing,try again?(y/n):",s);scanf("%c",&ch);if(ch='y'|ch='Y')continue;elsereturn n;/*以下新记录的输入操作与Add()相同*/while(1) stringinput(num,10,"input new Number:");i=0;flag=0;while(i<n) /*查询该编号是否存在，flag=1表示该编号存在*/if(strcmp(tempi.num,num)=0) flag=1;break;i+;if(flag=1)getchar();printf("n=>Sorry,The number %s is existing,try again?(y/n):",num);scanf("%c",&ch);if(ch='y'|ch='Y')continue;elsereturn n;elsebreak;strcpy(newinfo.num,num); /*将字符串num拷贝到newinfo.num中*/stringinput(newinfo.name,15,"Name:");stringinput(newinfo.phonenum,15,"Telephone:");stringinput(newinfo.address,15,"Adress:");saveflag=1; /*在main()有对该全局变量的判断，若为1,则进行存盘操作*/for(i=n-1;i>kkk;i-) /*从最后一个组织元素开始往向移一个元素位置*/strcpy(tempi+1.num,tempi.num);strcpy(tempi+1.name,tempi.name);strcpy(tempi+1.phonenum,tempi.phonenum);strcpy(tempi+1.address,tempi.address);strcpy(tempkkk+1.num,newinfo.num); /*在kkk的元素位置后插入新记录*/strcpy(tempkkk+1.name,newinfo.name);strcpy(tempkkk+1.phonenum,newinfo.phonenum);strcpy(tempkkk+1.address,newinfo.address);n+;Disp(temp,n);printf("nn");getchar();return n;/*利用选择排序法实现数组的按记录编号或姓名的升序排序*/void SelectSort(TELEBOOK temp,int n)int i=0,j=0,flag=0,indexmin,select;char charflag10;TELEBOOK newinfo;if(n<=0) system("cls");printf("n=>Not telephone record!n");getchar();return ;system("cls");Disp(temp,n); /*显示排序前的所有记录*/printf(" =>1 SORT BY NUMBER =>2 SORT BY NAMEn");printf(" please choice1,2:");scanf("%d",&select);if(select=1) /*按记录编号排序*/for(i=0;i<n-1;i+)flag=32767;indexmin=0;for(j=i;j<n;j+) if(atoi(tempj.num)<flag) flag=atoi(tempj.num);indexmin=j;strcpy(newinfo.num,tempi.num); /*利用结构变量newinfo实现数组元素的交换*/strcpy(newinfo.name,tempi.name);strcpy(newinfo.phonenum,tempi.phonenum);strcpy(newinfo.address,tempi.address);strcpy(tempi.num,tempindexmin.num);strcpy(tempi.name,tempindexmin.name);strcpy(tempi.phonenum,tempindexmin.phonenum);strcpy(tempi.address,tempindexmin.address);strcpy(tempindexmin.num,newinfo.num);strcpy(tempindexmin.name,newinfo.name);strcpy(tempindexmin.phonenum,newinfo.phonenum);strcpy(tempindexmin.address,newinfo.address);Disp(temp,n); /*显示排序后的所有记录*/saveflag=1;printf("n =>sort complete!n");getchar();return;else if(select=2)for(i=0;i<n-1;i+)charflag0=255;indexmin=0;for(j=i;j<n;j+) if(strcmp(tempj.name,charflag)>0) charflag0=tempj.name;indexmin=j;strcpy(newinfo.num,tempi.num); /*利用结构变量newinfo实现数组元素的交换*/strcpy(newinfo.name,tempi.name);strcpy(newinfo.phonenum,tempi.phonenum);strcpy(newinfo.address,tempi.address);strcpy(tempi.num,tempindexmin.num);strcpy(tempi.name,tempindexmin.name);strcpy(tempi.phonenum,tempindexmin.phonenum);strcpy(tempi.address,tempindexmin.address);strcpy(tempindexmin.num,newinfo.num);strcpy(tempindexmin.name,newinfo.name);strcpy(tempindexmin.phonenum,newinfo.phonenum);strcpy(tempindexmin.address,newinfo.address);Disp(temp,n); /*显示排序后的所有记录*/saveflag=1;printf("n =>sort complete!n");getchar();return;elseWrong();getchar();getchar();return;/*数据存盘,若用户没有专门进行此操作且对数据有修改，在退出系统时， 会提示用户存盘*/void Save(TELEBOOK temp,int n)FILE* fp;int i=0;fp=fopen("c:telephon","w");/*以只写方式打开文本文件*/if(fp=NULL) /*打开文件失败*/printf("n=>open file error!n");getchar();return ;for(i=0;i<n;i+)if(fwrite(&tempi,sizeof(TELEBOOK),1,fp)=1)/*每次写一条记录或一个结构数组元素至文件*/ continue;elsebreak;if(i>0)getchar();printf("nn=>save file complete,total saved's record number is:%dn",i);getchar();saveflag=0;elsesystem("cls");printf("the current link is empty,no telephone record is saved!n");getchar();fclose(fp); /*关闭此文件*/void main()TELEBOOK teleN; /*定义TELEBOOK结构体*/FILE *fp; /*文件指针*/int select; /*保存选择结果变量*/char ch; /*保存(y,Y,n,N)*/int count=0; /*保存文件中的记录条数（或元素个数）*/fp=fopen("C:telephon","a+");/*以追加方式打开文本文件c:telephon，可读可写，若此文件不存在，会创建此文件*/if(fp=NULL)printf("n=>can not open file!n");exit(0);while(!feof(fp)if(fread(&telecount,sizeof(TELEBOOK),1,fp)=1) /*一次从文件中读取一条电话簿记录*/count+;fclose(fp); /*关闭文件*/printf("n=>open file sucess,the total records number is : %d.n",count);getchar();menu();while(1)system("cls");menu();printf("n Please Enter your choice(08):"); /*显示提示信息*/scanf("%d",&select);if(select=0)if(saveflag=1) /*若对数组的数据有修改且未进行存盘操作，则此标志为1*/ getchar();printf("n=>Whether save the modified record to file?(y/n):");scanf("%c",&ch);if(ch='y'|ch='Y')Save(tele,count);printf("n=>thank you for useness!");getchar();break;switch(select)case 1:count=Add(tele,count);break; /*增加电话簿记录*/case 2:system("cls");Disp(tele,count);break; /*显示电话簿记录*/case 3:count=Del(tele,count);break; /*删除电话簿记录*/case 4:Qur(tele,count);break; /*查询电话簿记录*/case 5:Modify(tele,count);break; /*修改电话簿记录*/case 6:count=Insert(tele,count);break; /*插入电话簿记录*/case 7:SelectSort(tele,count);break; /*排序电话簿记录*/case 8:Save(tele,count);break; /*保存电话簿记录*/default: Wrong();getchar();break; /*按键有误，必须为数值0-9*/