#include
#include
#include
#define SIZE 300
struct product
{char id[3];
char name[10];
char gysh[10];
char lb[11];
char dwsl[11];
char dj[10];
char kcp[5];
char dgl[6];
char zdgl[6];
char zz[5];}
pro[SIZE];
void myprint();
void product();
void myprint1();
void mycreate();
void mydisplay();
void mysearch();
void sch_num (FILE *fp);
void mymodify();
void myadd();
void mysave();
void mydelete();
void del_num(FILE *fp);
#include
#include
#include
#include
#include
#include
#include
#include
#define NULL 0
void cliread();
void clichoose();
void cliprintmenu();
void clidisplay();
void cliadd();
void clisearch();
void climodify();
void clireturn();
void clidel();
typedef struct client
{
char id[8]; /*客户编号*/
char name[25]; /*客户名称*/
struct client *next;
}CLI;
FILE *fpc;
CLI *Chead;
int transfer1(char *p,int n)
{int i,j;
long sum=0,qu;
for(i=0;i {for(j=n-1-i,qu=1;j>0;j--)
qu=10*qu;
sum=sum+(*(p+i)-'0')*qu;}
return(sum+1);}
/*float transfer2(char *ca)
{float val,power,sum; int i=0,j;char s[20];
printf("%s\n",*ca);
for(i=0,j=0;i<13;i++)
if(*(ca+i)='.'||(*(ca+i)>='0'&&*(ca+i)<='9')) s[j++]=*(ca+i);
s[j]='\0';j=0;
for(val=0;s[j]>='0'&&s[j]<='9';j++)
val=10*val+s[j]-'0';
if(s[j]=='.') j++;
for(power=1;s[j]>='0'&&s[j]<='9';i++)
{val=10*val+s[j]-'0'; power*=10;}
sum=val/power;
printf("%f\n",sum);
}*/
void print()
{FILE *pf;
int n,i,j,l,cout=0;
long k;
char *ps;
struct order *p;
pf=fopen("d:\\dzs\\order3.txt","rb");
fseek(pf,0l,2);
k=ftell(pf); l=28; printf("k1=%ld\n",k);ps=(char *)malloc(k);
fseek(pf,0l,0); fread(ps,1,k,pf);
printf(" order\n");
for(i=0;i {for(j=i;j<26+i;j++)
putchar(*(ps+j));
printf("\n");}
printf("\n");
printf(" ****请按回车****\n");
getchar();
fclose(pf);
pf=fopen("d:\\dzs\\ordet.txt","rb");
fseek(pf,0l,2);
k=ftell(pf);printf("k2=%ld\n",k); l=44; ps=(char*)malloc(k);
fseek(pf,0l,0); fread(ps,1,k,pf);
printf(" order detail\n");
for(i=0;i {for(j=i;j<42+i;j++)
putchar(*(ps+j));
printf("\n");}
printf("\n");
printf(" ****请按回车****\n");
}
void add()
{struct order{a[28];};
struct ordet{a[44];};
struct order *or;
struct ordet *ot;
char *temp,*or1,*or2;
int i;
long number;
FILE *fp1,*fp2;
if((fp1=fopen("d:\\dzs\\order3.txt","rb+"))==NULL)
printf("error\n");
fseek(fp1,-28l,2);
temp=(char *)malloc(6);
for(i=0;i<5;i++)
*(temp+i)=fgetc(fp1);
*(temp+i)='\0';
number=transfer1(temp,5);
printf("请输入订单信息:\n");
printf("您将使用以下客户ID（请按以下方式输入：五个字符、三个空格）:%ld\n",number);
gets(or1);
for(i=26;i<28;i++) *(or1+i)='\0';
fclose(fp1);
if((fp1=fopen("d:\\dzs\\order3.txt","ab+"))==NULL)
printf("error\n");
fwrite(or1,1,28,fp1);
fclose(fp1);
printf("please input order detail data:\n");
printf("please write down your orderID:%d\n",number);
printf("input orderID(5 bits and 7 space)\n");
printf("input pro_name(13 bits)\n");
printf("input price(13bits)\n");
printf("input amount(4bits):\n");
or2=(char *)malloc(44);
gets(or2);
for(i=42;i<44;i++) *(or2+i)='\0';
if((fp2=fopen("d:\\dzs\\ordet.txt","ab+"))==NULL)
printf("error\n");
fwrite(or2,1,44,fp2);
fclose(fp2);printf(" Sucess!\n");
print();
getchar();
clrscr();
}
void search()
{FILE *p1,*p2;
int i,j,tag1=0,tag2=0,l1,l2;
long k1,k2;
int num[20];
char *ex,*ps1,*ps2;
struct order {char ord[5];
char spa1[3];
char cus[5];
char spa2[3];
char dat[12];};
struct ordet {char ord[5];
char spa[7];
char pro[13];
char pri[13];
char amo[6];};
struct order *or;
struct ordet *ot;
if((p1=fopen("d:\\dzs\\order3.txt","rb"))==NULL)
printf("error\n");
printf("请输入客户ID:\n");
ex=(char *)malloc(6);gets(ex);clrscr();
fseek(p1,0l,2);k1=ftell(p1);ps1=(char *)malloc(k1);
fseek(p1,0l,0);fread(ps1,1,k1,p1);l1=k1/28;
for(i=0;i {*(ps1+26+i*28)='\0';*(ps1+27+i*28)='\0';*(ps1+5+i*28)='\0';
*(ps1+7+i*28)='\0';*(ps1+13+i*28)='\0';*(ps1+15+i*28)='\0';}
or=(struct order *)ps1;
for(i=0,j=0;i if(strcmp(ex,(or+i)->cus)==0) {tag1=tag1+1;num[j++]=i;} fclose(p1);
if(tag1!=0)
{if((p2=fopen("d:\\dzs\\ordet.txt","rb"))==NULL)
printf("error\n");
fseek(p2,0l,2);k2=ftell(p2);ps2=(char *)malloc(k2);
fseek(p2,0l,0);fread(ps2,1,k2,p2);l2=k2/44;
for(i=0;i {*(ps2+42+i*44)='\0';*(ps2+43+i*44)='\0';*(ps2+5+i*44)='\0';
*(ps2+11+i*44)='\0';*(ps2+24+i*44)='\0';*(ps2+32+i*44)='\0';*(ps2+37+i*44)='\0';}
ot=(struct ordet *)ps2;
printf("********************************************************************************\n");
printf(" 您的订单和订单明细如下\n");
printf("\n");
printf("********************************************************************************\n");
for(j=0;j for(i=0;i if(strcmp((ot+i)->ord,(or+num[j])->ord)==0)
{printf("%s %s %s %s %s %s %s\n",(or+num[j])->ord,(or+num[j])->cus,(or+num[j])->dat,(ot+i)->pro,(ot+i)->pri,(ot+i)->amo);
tag2=tag2+1;}
if(tag2==0) printf("您没有订单\n");
fclose(p2);}
else if(tag1==0) printf("客户ID不存在\n");
getchar();
clrscr();
}
void calculate()
{FILE *p1,*p2;
int i,j,t,m,tag1=0,tag2=0,l1,l2;
long k1,k2;
int num[20];
char *ex,*ps1,*ps2,*tt;
float sum=0,a,b;
struct order {char ord[5];
char spa1[3];
char cus[5];
char spa2[3];
char dat[12];};
struct ordet {char ord[5];
char spa[7];
char pro[13];
char pri[13];
char amo[6];};
struct order *or;
struct ordet *ot;
if((p1=fopen("d:\\dzs\\order3.txt","rb"))==NULL)
printf("error\n");
printf("请输入客户ID:\n");
ex=(char *)malloc(6);gets(ex);clrscr();
fseek(p1,0l,2);k1=ftell(p1);ps1=(char *)malloc(k1);
fseek(p1,0l,0);fread(ps1,1,k1,p1);l1=k1/28;
for(i=0;i {/**(ps1+26+i*28)='\0';*/*(ps1+27+i*28)='\0';*(ps1+5+i*28)='\0';
*(ps1+7+i*28)='\0';*(ps1+13+i*28)='\0';*(ps1+15+i*28)='\0';/**(ps1+24+i*28)='\0';*/}
or=(struct order *)ps1;
for(i=0,j=0;i if(strcmp(ex,(or+i)->cus)==0) {tag1=tag1+1;num[j++]=i;} fclose(p1);
if(tag1!=0)
{if((p2=fopen("d:\\dzs\\ordet.txt","rb"))==NULL)
printf("error\n");
fseek(p2,0l,2);k2=ftell(p2);ps2=(char *)malloc(k2);
fseek(p2,0l,0);fread(ps2,1,k2,p2);l2=k2/44;
for(i=0;i {*(ps2+42+i*44)='\0';*(ps2+43+i*44)='\0';*(ps2+5+i*44)='\0';
*(ps2+11+i*44)='\0';*(ps2+24+i*44)='\0';*(ps2+32+i*44)='\0';*(ps2+37+i*44)='\0';}
ot=(struct ordet *)ps2;
printf("********************************************************************************\n");
printf(" 您的订单和订单明细如下\n");
printf("\n");
printf("********************************************************************************\n");
for(j=0;j for(i=0;i if(strcmp((ot+i)->ord,(or+num[j])->ord)==0)
{printf("%s %s %s %s %s %s %s\n",(or+num[j])->ord,(or+num[j])->cus,(or+num[j])->dat,(ot+i)->pro,(ot+i)->pri,(ot+i)->amo);
b=atof((ot+i)->amo);a=atof((ot+i)->pri);
sum=sum+a*b;
tag2=tag2+1;}
if(tag2==0) printf("您没有订单\n");
else {printf("\n");
printf("\n");
printf("\n");
printf("总成本为 %f\n",sum);}
fclose(p2);}
else if(tag1==0) printf("客户ID不存在\n");
getchar();
clrscr();
}
void menu()
{char x;
do
{printf("\n 订单菜单 \n");
printf(" ******************************************** \n");
printf(" * * \n");
printf(" *1.添加订单 * \n");
printf(" * * \n");
printf(" *2.查找订单和订单明细 * \n");
printf(" * * \n");
printf(" *3.加总 * \n");
printf(" * * \n");
printf(" *4.退出 * \n");
printf(" * * \n");
printf(" * * \n");
printf(" ******************************************** \n");
x=getchar();getchar();
clrscr();
if(x=='1') add();
if(x=='2') search();
if(x=='3') calculate();
if(x==4) myprint();
if(x!='1'&&x!='2'&&x!='3'&&x!=4) printf("please choose from 1 to 4 \n");
}while(x!='4');
}
main()
{ char choose,yes_no;
do
{ myprint();
printf(" ");
choose=getch();
switch(choose)
{case'a':product(); break;
case'b':menu(); break;
case'c':client(); break;
case'd': break;
default :printf("\n %c为非法选项！！ \n",choose);
}
if(choose=='0') break;
printf("\n 要继续选择吗？ (Y/N)?\n");
do
{ yes_no=getche();
} while (yes_no!='Y'&& yes_no!='y' && yes_no!='N' && yes_no!='n');
} while(yes_no=='Y'||yes_no=='y');
};
void myprint()
{ printf("\n\n\n\n\n\n\n\n");
printf(" |-----------------------------------------|\n");
printf(" | 请输入选项编号（A-D）: |\n");
printf(" |-----------------------------------------|\n");
printf(" | A----产品 |\n");
printf(" | B----订单 |\n");
printf(" | C----客户 |\n");
printf(" | D----退出 |\n");
printf(" |-----------------------------------------|\n");
}
void product()
{char choose,yes_no;
do
{ myprint1();
printf(" ");
choose=getch();
switch(choose)
{case'1':mydisplay(); break;
case'2':mysearch(); break;
case'3':mymodify(); break;
case'4':myadd(); break;
case'5':mydelete(); break;
case'0':break;
default :printf("\n %c为非法选项！！ \n",choose);
}
if(choose=='0') break;
printf("\n 要继续选择吗？ (Y/N)?\n");
do
{ yes_no=getche(); }
while (yes_no!='Y'&& yes_no!='y' && yes_no!='N' && yes_no!='n');
} while(yes_no=='Y'||yes_no=='y');
}
void myprint1()
{ printf("\n\n\n\n\n\n\n\n");
printf(" *******************************************\n");
printf(" * 请输入选项编号（0-5）： *\n");
printf(" *******************************************\n");
printf(" * 1----显示产品 *\n");
printf(" * 2----查询产品 *\n");
printf(" * 3----修改产品 *\n");
printf(" * 4----添加产品 *\n");
printf(" * 5----删除产品 *\n");
printf(" * 0----退出 *\n");
printf(" *******************************************\n");
}
/*显示产品信息的函数*/
void mydisplay()
{int j=0;
int i=0;int size;
FILE *fp;
fp=fopen("d:\\dzs\\产品.txt","r");
while(feof(fp)==0)
{fscanf(fp,"%3s%10s%10s%11s%11s%10s%5s%6s%6s%5s",&pro[j].id,&pro[j].name,&pro[j].gysh,&pro[j].lb,&pro[j].dwsl,&pro[j].dj,&pro[j].kcp,&pro[j].dgl,&pro[j].zdgl,&pro[j].zz);
j++;
}
size=j-1;
for(i=0;i {printf("\n产品ID 产品名称 供应商 类别 单位数量 单价 库存 订购 再订购 终止\n\n" );
for(j=0;j<15 && i+j {
printf("%3s%10s%10s%11s%11s%10s%5s%6s%6s%5s\n",pro[i+j].id,pro[i+j].name,pro[i+j].gysh,pro[i+j].lb,pro[i+j].dwsl,pro[i+j].dj,pro[i+j].kcp,pro[i+j].dgl,pro[i+j].zdgl,pro[i+j].zz);}
printf("\n\n按任意键继续...\n");
getche();
}fclose(fp);
}
void mysearch()
{int flag=0,n=0;
char proid[10]; FILE *fp;
struct product pro;
fp=fopen("d:\\dzs\\产品.txt","rd");
if(fp==NULL) {printf("\n 打开文件失败!\n"); return;}
printf("\n 请输入要查询产品的Id: ");
scanf("%s",proid);
while(feof(fp)==0)
{fscanf(fp,"%3s%10s%10s%11s%11s%10s%5s%6s%6s%5s",&pro.id,&pro.name,&pro.gysh,&pro.lb,
&pro.dwsl,&pro.dj,&pro.kcp,&pro.dgl,&pro.zdgl,&pro.zz);
if(strcmp(proid,pro.id)==0)
{if(flag==0)
{printf("\n产品ID 产品名称 供应商 类别 单位数量 单价 库存 订购 再订购 终止\n");
printf("%3s%10s%10s%11s%11s%10s%5s%6s%6s%5s",pro.id,pro.name,pro.gysh,pro.lb,
pro.dwsl,pro.dj,pro.kcp,pro.dgl,pro.zdgl,pro.zz);
flag=1;}}
n++;
}
if(n==0) printf("\n 文件中无记录!\n");
else if (flag==0) printf("\n 文件中无此产品!\n");
fclose(fp);}
void save(int size)
{ FILE *fp;
int j;
if((fp=fopen("d:\\dzs\\产品.txt","w"))==NULL)
{printf(" 打开文件失败\n");
return;
}
for(j=0;j fprintf(fp,"%3s%10s%10s%11s%11s%10s%5s%6s%6s%5s\n",pro[j].id,pro[j].name,pro[j].gysh,pro[j].lb,pro[j].dwsl,pro[j].dj,pro[j].kcp,pro[j].dgl,pro[j].zdgl,pro[j].zz);
fclose(fp);
printf(" 任意键继续....\n");
getche();
}
void mymodify()
{ int i=0;
int size;
int flag=0,j=0;
char tempnum[5];
FILE *fp;
fp=fopen("d:\\dzs\\产品.txt","r");
while(feof(fp)==0)
{fscanf(fp,"%3s%10s%10s%11s%11s%10s%5s%6s%6s%5s",&pro[i].id,&pro[i].name,&pro[i].gysh,&pro[i].lb,&pro[i].dwsl,&pro[i].dj,&pro[i].kcp,&pro[i].dgl,&pro[i].zdgl,&pro[i].zz);
i++;}
size=i;
fclose(fp);
printf("\n 请输入要修改的产品ID号:");
scanf("%s",tempnum);
while(j {if(strcmp(tempnum,pro[j].id)==0)
if(flag==0)
{printf("\n原记录信息：");
printf("\n产品ID 产品名称 供应商 类别 单位数量 单价 库存品 订购量 再订购量 终止\n\n" );
printf("%3s%10s%10s%11s%11s%10s%5s%6s%6s%5s\n",pro[j].id,pro[j].name,pro[j].gysh,pro[j].lb,pro[j].dwsl,pro[j].dj,pro[j].kcp,pro[j].dgl,pro[j].zdgl,pro[j].zz);
printf("\n\n 输入修改后的产品名称：");scanf("%s",pro[j].name);
printf("\n 输入修改后的产品供应商代码：");scanf("%s",pro[j].gysh);
printf("\n 输入修改后的产品类别代码：");scanf("%s",pro[j].lb);
printf("\n 输入修改后的产品单位数量：");scanf("%s",pro[j].dwsl);
printf("\n 输入修改后的产品单价：");scanf("%s",pro[j].dj);
printf("\n 输入修改后的产品库存量：");scanf("%s",pro[j].kcp);
printf("\n 输入修改后的产品订购量：");scanf("%s",pro[j].dgl);
printf("\n 输入修改后的产品再订购量：");scanf("%s",pro[j].zdgl);
printf("\n 输入修改后的产品终止信息（‘是’为终止）：");scanf("%s",pro[j].zz);
flag=1;}
j++;
}
if(j==0) printf("\n 文件中无信息!\n");
else if (flag==0) printf("\n 文件中无此产品!\n");
save(size-1);
}
void myadd()
{int i=0,j;char c;
int size;
FILE *fp;
fp=fopen("d:\\dzs\\产品.txt","r");
while(feof(fp)==0)
{fscanf(fp,"%3s%10s%10s%11s%11s%10s%5s%6s%6s%5s",&pro[i].id,&pro[i].name,&pro[i].gysh,&pro[i].lb,&pro[i].dwsl,&pro[i].dj,&pro[i].kcp,&pro[i].dgl,&pro[i].zdgl,&pro[i].zz);
i++;}
size=i;
printf(" \n 现有产品数量为：%d",i);
fclose(fp);
loop: printf("\n 输入添加的产品ID：");scanf("%s",pro[size].id);
for(j=0;j if(strcmp(pro[j].id,pro[size].id)==0)
{printf("\n id重复,请重新输入！");
getche();
goto loop;
}
printf("\n 输入添加的产品名称：");scanf("%s",pro[size].name);
printf("\n 输入添加的产品供应商代码：");scanf("%s",pro[size].gysh);
printf("\n 输入添加的产品类别代码：");scanf("%s",pro[size].lb);
printf("\n 输入添加的产品单位数量：");scanf("%s",pro[size].dwsl);
printf("\n 输入添加的产品单价：");scanf("%s",pro[size].dj);
printf("\n 输入添加的产品库存量：");scanf("%s",pro[size].kcp);
printf("\n 输入添加的产品订购量：");scanf("%s",pro[size].dgl);
printf("\n 输入添加的产品再订购量：");scanf("%s",pro[size].zdgl);
printf("\n 输入添加的产品终止信息（‘是’为终止）：");scanf("%s",pro[size].zz);
save(size+1);
}
void mydelete()
{int flag=0,j=0,k,i=0,size,m;
char tempnum[5];
FILE *fp;
fp=fopen("d:\\dzs\\产品.txt","r");
if(fp==NULL) {printf("\n 打开文件失败!\n"); return;}
while(feof(fp)==0)
{fscanf(fp,"%3s%10s%10s%11s%11s%10s%5s%6s%6s%5s",&pro[i].id,&pro[i].name,&pro[i].gysh,&pro[i].lb,&pro[i].dwsl,&pro[i].dj,&pro[i].kcp,&pro[i].dgl,&pro[i].zdgl,&pro[i].zz);
i++;}
size=i;
fclose(fp);
printf("\n 请输入要删除记录的产品ID号:");
scanf("%s",tempnum);
while(j {if(strcmp(tempnum,pro[j].id)==0)
if(flag==0)
{flag=1;
k=j; }
j++;
}
if(j==0) {printf("\n 文件中无信息!\n");return;}
else if (flag==0) {printf("\n 文件中无此产品!\n");return;}
for(m=k;m {strcpy(pro[m].id,pro[m+1].id);
strcpy(pro[m].name,pro[m+1].name);
strcpy(pro[m].gysh,pro[m+1].gysh);
strcpy(pro[m].lb,pro[m+1].lb);
strcpy(pro[m].dwsl,pro[m+1].dwsl);
strcpy(pro[m].dj,pro[m+1].dj);
strcpy(pro[m].kcp,pro[m+1].kcp);
strcpy(pro[m].dgl,pro[m+1].dgl);
strcpy(pro[m].zdgl,pro[m+1].zdgl);
strcpy(pro[m].zz,pro[m+1].zz);
}
save(size-2);}
/*float transfer2(char *ca)
{float val,power,sum; int i=0,j;char s[20];
printf("%s\n",*ca);
for(i=0,j=0;i<13;i++)
if(*(ca+i)='.'||(*(ca+i)>='0'&&*(ca+i)<='9')) s[j++]=*(ca+i);
s[j]='\0';j=0;
for(val=0;s[j]>='0'&&s[j]<='9';j++)
val=10*val+s[j]-'0';
if(s[j]=='.') j++;
for(power=1;s[j]>='0'&&s[j]<='9';i++)
{val=10*val+s[j]-'0'; power*=10;}
sum=val/power;
printf("%f\n",sum);
}*/
void cliread() /*导入链表函数*/
{int i,n=0;
char ch;
CLI *p1,*p2;
/*float temp; 用来处理CLI.price的小数点后的数字*/
if ((fpc=fopen("D:\\dzs\\client.txt","r"))==NULL)
{
printf("can not open file\n");
exit(0);
}
p1=p2=(struct client *)malloc(sizeof(struct client));
while(!feof(fpc))
{
while((ch=fgetc(fpc))==' ');
p1->id[0]=ch;
i=0;
while((ch=fgetc(fpc))!=' ')
p1->id[++i]=ch;
p1->id[++i]='\0';
while((ch=fgetc(fpc))==' '); /*把读入的字符进行到没有空格的位置*/
p1->name[0]=ch;
i=0;
while((ch=fgetc(fpc))!=' ')
p1->name[++i]=ch;
p1->name[++i]='\0'; /*数组结束标志*/
while((ch=fgetc(fpc))==' '); /*把读入的字符进行到没有空格的位置*/
n++;
if(n==1)
Chead=p1;
p1=(struct client*)malloc(sizeof(struct client));
p2->next=p1;
p2=p1;
}
p2->next=NULL;
}
void clichoose()
{char f;
printf(" 请输入您的要求： \n");
gotoxy(40,16);
scanf("%c",&f);
switch(f)
{case'1':clidisplay(); break;
case'2':clisearch(); break;
case'3':cliadd(); break;
case'4':clidel(); break;
case'5':climodify(); break;
/*case'6':clisum(); break;*/
/*case'9':getchar();totalmenu();totalchoose(); break;*/
case'0':break;
default:printf("\n 没有%c选项！！ \n",f);
}
}
void cliprintmenu()
{clrscr();
printf(" * * * * * * * * * * * * * * * * * * * * * *\n");
printf(" * *\n");
printf(" * 客户信息管理系统 *\n");
printf(" * 目录 *\n");
printf(" * *\n");
printf(" * 1 显示客户信息 *\n");
printf(" * 2 查询客户信息 *\n");
printf(" * 3 添加客户信息 *\n");
printf(" * 4 删除客户信息 *\n");
printf(" * 5 修改客户信息 *\n");
printf(" * 0 退出 *\n");
printf(" * *\n");
printf(" * * * * * * * * * * * * * * * * * * * * * *\n");
}
void clidisplay() /*显示链表函数*/
{
char ch;
int i,j;
CLI *p;
p=Chead;
clrscr();
getchar(); /*接收输入的数字*/
for(i=0;p->next!=NULL;i=i+19)
{
clrscr();
printf("客户ID 客户公司 \n");
for(j=0;j<18&&p->next!=NULL;j++)
{
printf("%6s %25s \n",p->id,p->name);
p=p->next;
}
printf("\nPress Enter to continue......\n");
getchar();
}
clireturn();
}
void cliadd()
{
CLI *p1,*p2;
p2=(struct client *)malloc(sizeof(struct client));
getchar();
printf("\n 输入添加的客户ID：");
{gets(p2->id);}
printf("\n 输入添加的客户公司名称：");
{gets(p2->name);}
p2->next=Chead;
Chead=p2;
printf("\n 添加后数据 \n");
printf("客户ID 客户公司 \n");
printf("%5s %25s\n",p2->id,p2->name);
printf("\nPress Enter to continue......\n");
getchar(); /*接收回车符*/
clireturn();
}
void clidel()
{ CLI *p1,*p2;
char del_id[8];
if(Chead==NULL)
{
printf("\nList NULL!\n");
exit(0);
}
clrscr();
p1=Chead;
printf("\n 请输入要删除的客户ID： \n");
gotoxy(36,2);
getchar(); /*接收选择目录的数字*/
gets(del_id);
while(strcmp(del_id,p1->id)!=0&&p1->next!=NULL)
{p2=p1;
p1=p1->next;} /*p1后移一个节点*/
if((p1->next==NULL)&&(strcmp(del_id,p1->id)==0)) /*找到了*/
p2->next=NULL;
else if((strcmp(del_id,p1->id)==0)&&(p1->next!=NULL)) /*找到了*/
{
if(p1==Chead) {Chead=Chead->next;} /*若p1指向的是首节点，把第二个节点地址赋予Chead*/
else p2->next=p1->next;
printf("您已经删除了ID为%s的客户！\n",del_id);
}
else printf("没有ID为%s的客户!\n",del_id);
printf("\nPress Enter to continue......\n");
getchar();
clireturn();
}
void clisearch()
{char i[8];
CLI *p1;
clrscr();
printf(" 请输入所要查询的客户编号:");
getchar(); /*接收选择目录的数字*/
gets(i);
p1=Chead;
while(p1!=NULL&&(strcmp(i,p1->id)!=0))
{p1=p1->next;}
if(p1==NULL) printf(" 没有此编号的产品！");
else
{printf("客户ID 客户公司 \n\n");
printf("%6s %25s\n",p1->id,p1->name);
}
printf("\nPress Enter to continue......\n");
getchar();
clireturn();
}
void climodify()
{
CLI *p1,*p2;
char n[8];
p1=Chead;
printf("\n 请输入所要修改的客户编号：");
getchar(); /*接收选择目录的数字*/
gets(n);
if((strcmp(n,p1->id)==0));
else while((strcmp(n,p1->id)!=0)&&p1!=NULL)
{p1=p1->next;}
if(p1==NULL) printf("找不到此条数据！");
else
{clrscr();
printf("\n 原数据： \n");
printf("客户ID 客户公司 \n\n");
printf("%6s %25s\n",p1->id,p1->name);
printf("\n 请修改! \n");
{gotoxy(2,5);
gets(p1->id);}
{gotoxy(27,5);
gets(p1->name);}
printf("\n 修改后数据： \n");
printf("客户ID 客户公司 \n\n");
printf("%6s %25s\n",p1->id,p1->name);
printf(" 修改成功！ \n");
}
printf("\nPress Enter to continue......\n");
getchar();
clireturn();
}
void clireturn()
{
char r;
clrscr();
printf("\n 是否返回上级菜单(y/n): \n");
gotoxy(32,2);
scanf("%c",&r);
getchar(); /*用来接收回车符*/
switch(r)
{
case'y':clrscr();cliprintmenu();clichoose(); break;
case'Y':clrscr();cliprintmenu();clichoose(); break;
case'n':break;
case'N':break;
default:printf("\n 没有%c选项！！ \n",r);
}
}
client()
{
cliread();
cliprintmenu();
clichoose();
}
