销售管理系统源文件.doc

#define N 30#define person-name name1#define object-name name2#include#includestruct production/*定义产品信息结构体*/int number;/*产品编号*/ char name120;/*销售人名称*/ char name220;/*产品名称*/ int inprice;/*进价*/ int outprice;/*售价*/ int quantity;/*产品数量*/ productionN;/*结构体数组*/void welcome();/*主菜单*/void input();/*输入函数*/void input1(int i);/*辅助输入函数*/save();/*保存数据*/void output();/*读出已保存数据*/int insert();/*插入数据*/delete();/*删除数据*/void change();/*修改数据*/void display();/*显示数据*/void search_number();/*按号码搜索*/void search_name1();/*按姓名搜索*/void profit();/*计算收益*/void sort();/*利润排序*/void welcome()/*欢迎界面*/int c;printf( n); printf( -welcome-n); printf( #* *#n); printf( #* sale of production management system *#n);/*销售管理系统*/ printf( #* *#n); printf( -=!what do you want to do!=-n); printf(n); printf( * 1 input *n);/*输入新数据*/ printf( * 2 insert *n);/*插入一组新数据*/ printf( * 3 delete *n);/*删除数据*/ printf( * 4 change *n);/*修改数据*/ printf( * 5 display *n);/*列出所有数据*/ printf( * 6 search_number *n);/*按产品编号查找数据*/ printf( * 7 search_name1 *n);/*按人员名称查找数据*/ printf( * 8 profit *n);/*统计各产品的收益及总收益*/ printf( * 9 sort *n);/*按产品销售额从小到大排序并输出排序后的结果*/ printf( * 10 exit *n);/*退出*/ printf(n); printf( -n); printf(n); printf(please input you choice(A number between 1 and 10):n);void input1(int i)/*输入单组数据*/ printf(Please input the data:n);/*输入数据*/ printf(please input the number:n);/*输入产品编号*/ scanf(%d,&productioni.number); printf(please input the name1:n);/*输入人员名称*/ scanf(%s,&1); printf(please input the name2:n);/*输入产品名称*/ scanf(%s,&2); printf(please input the inprice:n);/*输入产品进价*/ scanf(%d,&productioni.inprice); printf(please input the outprice:n);/*输入产品售价*/ scanf(%d,&productioni.outprice); printf(please input the quantity:n);/*输入产品数量*/ scanf(%d,&productioni.quantity); save();save()/*保存数据到文件*/ FILE *fp; int i,m=0; fp=fopen(production,w);/*打开要保存数据的文件*/ for(i=0;iN;i+)if(strlen(1)!=0)/*计算已有的数据个数*/m+;for(i=0;im;i+)if(fwrite(&productioni,sizeof(struct production),1,fp)!=1)/*读入数据*/printf(file write errorn);fclose(fp);/*关闭文件*/void input()/*连续输入多组数据*/int i,m=0;char x;for(i=0;iN;i+)if(strlen(1)!=0)/*计算已有的数据个数*/m+;for(i=m;iN-1;i+)input1(i); printf(Do you want to continue inputing new data(Y/N)n);/*是否继续输入*/ x=getch();if(x=y|x=Y)/*继续输入*/continue;if(x=n|x=N)/*中断输入*/break; save();void output()/*读取保存的数据*/int i;FILE *fp;fp=fopen(production,r);/*打开文件*/for(i=0;iN;i+)fread(&productioni,sizeof(struct production),1,fp);/*读取数据*/fclose(fp);/*关闭文件*/int insert()/*插入一组新数据*/int i,m=0; for(i=0;iN;i+)if(strlen(1)!=0)/*计算已有的数据个数*/m+;input1(m);/*输入此数据*/ save();delete()/*删除数据*/char n10;int i,j,k,b=0,m=0; output(); for(i=0;iN;i+)if(strlen(1)!=0)/*计算已有的数据个数*/m+;printf(Enter the name of the production which you want to delete!n);/*输入要删除的数据的名称*/ scanf(%s,&n); printf(Display the original date you want todeleten); for(i=0;im;i+) if(strcmp(1,n)=0)/*校验名称*/ printf(The number: %dn,productioni.number);/*输出编号*/ printf(The name1: %sn,1);/*输出人员名称*/printf(The name2: %sn,2);/*输出产品名称*/printf(The inprice: %dn,productioni.inprice);/*输出产品进价*/printf(The outprice: %dn,productioni.outprice);/*输出产品售价*/printf(The quantity: %dn,productioni.quantity);/*输出产品数量*/printf(n);break; printf(Do really want todelete it,press 1,if not,press 0n); scanf(%d,&k); if(k=1) for(j=i;j=m;j+) productionj=productionj+1;/*删除数据*/b=1; if(k=0) printf(You may enter 0 to back to Welcome to look you choices!n);if(b=0) printf(Not find you data!n);/*没有要找的数据*/if(b=1) printf(Succeed!The data has been deleted!n);/*成功删除数据*/ save(); display();void change()/*修改数据*/char n10;char cname1;char cname2;int cinprice;/*定义局部变量*/int coutprice;int cquantity;int i,j,r,k,c,t,m=0;output();for(i=0;iN;i+)if(strlen(1)!=0)/*计算已有的数据个数*/m+;printf(Enter the name of the person whose date you want to change!n);/*输入要修改的数据的人员名称*/scanf(%s,&n);printf(Display the original date you want to changen);for(i=0;i5|c1)printf(nnot find please go on!n); /*超出选择范围*/doswitch(c) /*选择要修改的项，并进行修改*/case 1:printf(the person name is: );scanf(%,&cname1);strcpy(1,cname1);break;case 2:printf(the objections name is: );scanf(%s,&cname2);strcpy(2,cname2);break;case 3:printf(the inprice is: ); scanf(%d,&cinprice);productioni.inprice=cinprice;break; case 4:printf(the outprice is: );scanf(%d,&coutprice);productioni.outprice=coutprice;break;case 5:printf(the quantity is: );scanf(%d,&cquantity);productioni.quantity=cquantity;break;printf(n);printf(nDo you really want to change?n Y please press 1 ; N,repeat to change press 2: n);/*是否确认修改*/scanf(%d,&t);while (t=2);save(); printf(nDisplay the changed date:);/*输出修改后的结果*/ printf(The number: %dn,productioni.number);/*输出编号*/ printf(The name1: %sn,1);/*输出人员名称*/ printf(The name2: %sn,2);/*输出产品名称*/ printf(The inprice: %dn,productioni.inprice);/*输出产品进价*/printf(The outprice: %dn,productioni.outprice);/*输出产品售价*/printf(The quantity: %dn,productioni.quantity);/*输出产品数量*/printf(n);printf(nGo on to change press 1,stop press 0n);scanf(%d,&r);switch(r)case 1:change();break;case 0:break;default :break;save();void display()/*输出全部数据*/int i,m=0; output(); for(i=0;iN;i+)if(strlen(1)!=0)/*计算已有的数据个数*/m+;printf(Disply all the data below:n);for(i=0;im;i+)printf(The number: %dn,productioni.number);/*输出编号*/printf(The name1: %sn,1);/*输出人员名称*/printf(The name2: %sn,2);/*输出产品名称*/printf(The inprice: %dn,productioni.inprice);/*输出产品进价*/printf(The outprice: %dn,productioni.outprice);/*输出产品售价*/printf(The quantity: %dn,productioni.quantity);/*输出产品数量*/printf(n);void search_number()/*按产品编号查找*/int number,i,flag=0;printf(Please enter number which you want to search:);/*输入要查找的产品的编号*/scanf(%d,&number);for(i=0;iN;i+)if(productioni.number=number)/*校验产品编号*/printf(the information of this number:n);printf(Number: %dnName: %snInprice: %dnOutprice: %dnQuantity: %dn,productioni.number,1,productioni.inprice,productioni.outprice,productioni.quantity);/*输出要查找的数据的编号、品名、进价、售价、数量*/flag=1;if(flag=0)printf(The number is not exist !n);/*所输入的编号不存在*/void search_name1()/*按人名查找*/char name20;int i,flag=0;printf(Please enter name1 which you want to search:);/*输入要查找的人的名字*/scanf(%s,&name);for(i=0;iN;i+)if(strcmp(1,name)=0)/*校验人名*/printf(the information of this name:n);printf(Number: %dnName: %snInprice: %dnOutprice: %dnQuantity: %dn,productioni.number,1,productioni.inprice,productioni.outprice,productioni.quantity);/*输出要查找的数据的编号、品名、进价、售价、数量*/flag=1;if(flag=0)printf(The name is not exist !n);/*所输入的品名不存在*/void profit()/*统计各产品的收益及总收益的函数*/int pN,pr=0,i,m=0;for(i=0;iN;i+)if(strlen(1)!=0)/*计算已有的数据个数*/m+;for(i=0;im;i+)pi=(productioni.outprice-productioni.inprice)*productioni.quantity;/*计算产品i的收益*/pr=pr+pi;printf(Name: %-7stNumber: %-7dtprofit: %-10dn,1,productioni.number,pi);/*输出产品i的收益*/printf(Total Profit: %dn,pr);/*输出总收益*/void sort()/*按销售利润排序*/int i,j,t,s,m=0,bN,aN;for(i=0;iN;i+)if(strlen(1)!=0)/*计算已有的数据个数*/m+;for(i=0;im;i+)bi=productioni.outprice*productioni.quantity;/*将产品销售利润放入数组bi*/ai=productioni.number;/*将编号放入数组ai*/printf(Before sorted:n);for(i=0;im;i+) /*输出排序前的结果，编号和销售利润*/printf(Number: %-5dtProfit: %-10dn,ai,bi);for(i=1;im;i+)for(j=0;jbj+1)t=bj;bj=bj+1;bj+1=t;/*冒泡法排序*/s=aj;aj=aj+1;aj+1=s;printf(After sorted:n); /*输出排序后的结果，编号和销售利润*/for(i=0;im;i+)printf(Number: %-5dtProfit: %-10dn,ai,bi);main()/*主函数*/int c;welcome();while(1)scanf(%d,&c);/*输入选择项*/switch(c)case 0:clrscr();welcome();break;/*清屏并显示欢迎界面*/ case 1:input();printf(You may enter 0 to back to Welcome to look you choices!n);break;/*输入数据并保存，提示输入0以返回欢迎界面查看选项*/ case 2:insert();printf(You may enter 0 to back to Welcome to look you choices!n);break;/*插入一组新数据并提示输