📄 2337-书籍信息管理系统(子图版).c
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FILE *fp;
int i,j;
char file[20];
loop:
printf("请输入要读取的文件名(格式*.txt)：");
scanf("%s",file);
if((fp=fopen(file,"rb+"))==NULL)
{
printf("\n此文件打不开或不存在！\n");
loop10:
printf("\n按1重新输入，按0返回上级菜单：" );
while( 1 )
{
char c;
scanf("%1s",&c);
if( c=='1')
goto loop;
else break;
}
return;
}
fp=fopen(file,"rb+");
printf("\n编号\t书名\t作者\t类别\t价格\t出版日期\t库存\n");
j=0;
while(!feof(fp))
{
fread(&stu[j],sizeof(struct book),1,fp);
j=j+1;
}
number=j-1;
for(i=0;i<number;i++)
{
printf(" %d\t%s\t%s\t%s\t%.1f\t%d-%d-%d\t%d\n",stu[i].num,stu[i].name,stu[i].zuozhe,stu[i].leibie,stu[i].jiage,stu[i].year,stu[i].month,stu[i].day,stu[i].kucun);
}
fclose(fp);
goto loop10;
}
void memu1() /*1.书籍信息管理菜单的函数*/
{
char c1;
system( "CLS" );
printf( "\n\t\t* * * * *<书籍信息管理菜单> * * *\n");
printf( "\t\t*\t\t\t\t*\n" );
printf( "\t\t*\t1.添加书籍信息.\t\t*\n\t\t*\t\t\t\t*\n" );
printf( "\t\t*\t2.显示书籍信息.\t\t*\n\t\t*\t\t\t\t*\n" );
printf( "\t\t*\t3.修改书籍信息.\t\t*\n\t\t*\t\t\t\t*\n" );
printf( "\t\t*\t4.删除书籍信息.\t\t*\n\t\t*\t\t\t\t*\n" );
printf( "\t\t*\t0.返回上级菜单.\t\t*\n" );
printf( "\t\t* * * * * * * * * * * * * * * * *\n" );
printf( "\t\t\t请选择[0-4]:" );
while( 1 )
{
scanf("%1s",&c1);
if( c1=='1')
{
system( "CLS" );
printf( "1.请输入书籍信息。" );
shuru();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu1();
}
else if( c1=='2')
{
system( "CLS" );
printf( "2.输出书籍信息。\n" );
shuchu();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu1();
}
else if( c1=='3')
{
system( "CLS" );
printf( "3.修改书籍信息。\n" );
xiugai();
getchar();
printf( "\n\n按回车键返回上级菜单......" );
getchar();
memu1();
}
else if( c1=='4')
{
system( "CLS" );
printf( "4.删除书籍信息。\n" );
shanchu();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu1();
}
else if( c1=='0')
{
memu();
}
else
printf("\n\t\t\t输入有误！请重新输入：");
}
}
void memu2() /*2.书籍库存条件查询菜单的函数*/
{
char c2;
system( "CLS" );
printf( "\n\t\t* * * * * * * * *<书籍库存条件查询菜单> * * * * *\n");
printf( "\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t1.查询给定库存的书籍信息.\t\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t2.查询大于或小于给定库存的书籍信息.\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t3.查询大于或小于给定价格的书籍信息.\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t4.查询大于或小于给定出版时间的书籍信息.\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t5.查询给定数值段中库存最值的书籍信息.\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t6.查询给定书名的书籍信息.\t\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t7.查询所有最值的书籍信息.\t\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t0.返回上级菜单.\t\t\t\t*\n" );
printf( "\t\t* * * * * * * * * * * * * * * * * * * * * * * * *\n" );
printf( "\t\t\t请选择[0-7]:" );
while( 1 )
{
scanf("%1s",&c2);
if( c2=='1')
{
system( "CLS" );
printf( "1.查询给定库存的书籍信息。\n" );
chaxun1();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu2();
}
else if( c2=='2')
{
system( "CLS" );
printf( "2.查询大于或小于给定库存的书籍信息。\n" );
chaxun2();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu2();
}
else if( c2=='3')
{
system( "CLS" );
printf( "3.查询大于或小于给定价格的书籍信息。\n" );
chaxun3();
getchar();
printf( "\n\n按回车键返回上级菜单......" );
getchar();
memu2();
}
else if( c2=='4')
{
system( "CLS" );
printf( "4.查询大于或小于给定出版时间的书籍信息。\n" );
chaxun4();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu2();
}
else if( c2=='5')
{
system( "CLS" );
printf( "5.查询给定数值段中库存最值的书籍信息。\n" );
chaxun5();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu2();
}
else if( c2=='6')
{
system( "CLS" );
printf( "6.查询给定书名的书籍信息。\n" );
chaxun6();
getchar();
printf("\n\n按回车键返回上级菜单......" );
getchar();
memu2();
}
else if( c2=='7')
{
system( "CLS" );
printf( "7.查询所有最值的书籍信息。\n" );
chaxun7();
getchar();
printf("\n按回车键返回上级菜单......" );
getchar();
memu2();
}
else if( c2=='0')
{
memu();
}
else
printf("\n\t\t\t输入有误！请重新输入：");
}
}
void memu3() /*3.书籍库存排序菜单的函数*/
{
char c3;
system( "CLS" );
printf( "\n\t\t* * * * * * * * *<书籍库存排序菜单> * * * * * * *\n");
printf( "\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t1.根据库存对书籍内容进行输出.\t\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t2.根据价格对书籍内容进行输出.\t\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t3.根据出版时间对书籍内容进行输出.\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t4.按照库存、价格组合进行排序输出.\t*\n\t\t*\t\t\t\t\t\t*\n" );
printf( "\t\t*\t0.返回上级菜单.\t\t\t\t*\n" );
printf( "\t\t* * * * * * * * * * * * * * * * * * * * * * * * *\n" );
printf( "\t\t\t请选择[0-4]:" );
while( 1 )
{
scanf("%1s",&c3);
if( c3=='1')
{
system( "CLS" );
printf( "1.根据库存对书籍内容进行排序输出。\n" );
paixu1();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu3();
}
else if( c3=='2')
{
system( "CLS" );
printf( "2.根据价格对书籍内容进行排序输出。\n" );
paixu5();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu3();
}
else if( c3=='3')
{
system( "CLS" );
printf( "3.根据出版时间对书籍内容进行排序输出。\n" );
paixu6();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu3();
}
else if( c3=='4')
{
system( "CLS" );
printf( "4.按照库存、价格组合进行排序输出。\n" );
paixu4();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu3();
}
else if( c3=='0')
{
memu();
}
else
printf("\n\t\t\t输入有误！请重新输入：");
}
}
void memu() /*书籍信息管理系统菜单的函数*/
{
char c;
system( "CLS" );
printf( "\n* * * * * * * * * * * * * * <书籍信息管理系统> * * * * * * * * * * * * * * * *\n");
printf( "\t\t*\t\t\t\t\t*\n" );
printf( "\t\t*\t1.书籍信息管理.\t\t\t*\n\t\t*\t\t\t\t\t*\n" );
printf( "\t\t*\t2.书籍库存条件查询.\t\t*\n\t\t*\t\t\t\t\t*\n" );
printf( "\t\t*\t3.书籍库存排序.\t\t\t*\n\t\t*\t\t\t\t\t*\n" );
printf( "\t\t*\t4.保存文件.\t\t\t*\n\t\t*\t\t\t\t\t*\n" );
printf( "\t\t*\t5.读取文件.\t\t\t*\n\t\t*\t\t\t\t\t* 曾 欢\n" );
printf( "\t\t*\ta.制作小组资料.\t\t\t* 子 迎\n\t\t*\t\t\t\t\t* 图 使\n" );
printf( "\t\t*\tb.帮助.\t\t\t\t* 用\n\t\t*\t\t\t\t\t* 作\n" );
printf( "\t\t*\t0.退 出 系 统.\t\t\t* 制\n" );
printf( "\t\t* * * * * * * * * * * * * * * * * * * * *\n" );
printf( "\t\t\t请选择[0-9]:" );
while( 1 )
{
scanf("%1s",&c);
if( c=='1')
{
memu1();
}
else if( c=='2')
{
memu2();
}
else if( c=='3')
{
memu3();
}
else if( c=='4')
{
system( "CLS" );
printf( "4.把输入的学生信息保存到一个文件中\n" );
bao();
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu();
}
else if( c=='5')
{
system( "CLS" );
printf( "5.读取文件中保存的学生信息\n" );
du();
getchar();
memu();
}
else if( c=='a')
{
system( "CLS" );
printf( "\t制作人员资料\n\n" );
printf( "\t网名：曾子图\n" );
printf( "\tQQ：179483458\n" );
printf( "\t学号：2337\n" );
printf( "\t指导老师：袁宜英，张禅\n" );
printf( "\n\t\t\t\t2007年12月28日\n" );
getchar();
printf( "\n\t按回车键返回上级菜单......" );
getchar();
memu();
}
else if( c=='b')
{
system( "CLS" );
printf( "\n帮助：\n" );
printf( "按提示键盘敲入数字0-9选择进入操作。\n" );
printf( "请慎重操作或在老师指导下操作。\n" );
getchar();
printf( "\n按回车键返回上级菜单......" );
getchar();
memu();
}
else if( c=='0')
{
printf("\n\t\t\t按1保存，按0确定退出：" );
while( 1 )
{
char c3;
scanf("%1s",&c3);
if( c3=='1')
{
bao();
getchar();
printf( "\n\t\t\t按回车键返回......" );
getchar();
memu();
}
else exit(0);
}
}
else
printf("\n\t\t\t输入有误！请重新输入：");
}
}
main()
{
memu();
getchar();
}
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