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#2
jiekevv5202015-07-06 14:51
在线等，我已做了部分，但有好多错误！
#include<iostream> #include<fstream> #include<string> #include<iomanip> using namespace std; #define M 200 //可以存信息总量 int N=0; //蔬菜总量 class vegetable {public: vegetable() {} void set();//菜品信息录入功能 void display();//菜品信息显示功能 void staff_dispaly();//浏览职工信息 void search();//查询功能 void change();//修改功能 void remove();//删除菜品功能 private: int id; string greens,canteen,style,staff_name,staff_telnumber; int windows,number,DurabilityPeriod,year,month,day,staff_age,staff_sex; double price; }; //菜品信息录入功能 void vegetable::set() {int i,k; string set_canteen,set_greens,set_style,set_staff_name,set_staff_telnumber; int set_windows,set_number,set_DurabilityPeriod,set_year,set_month,set_day,set_staff_age,set_staff_sex; double set_price; ofstream outfile; outfile.open("v1.txt",ios::out);//----打开文件---- if(!outfile) {cerr<<"open error"<<endl; exit(1); } //----依次录入与蔬菜相关的信息---- for(i=0;i<M;i++) { cout<<"当输入菜品名称为'0'时，结束输入！"<<endl; cout<<"请输入菜品名称"<<endl; cin>>set_greens; greens=set_greens; if(set_greens=="0") break; if(set_greens!="0") { N++; outfile<<set_greens<<" "; cout<<"請输入id："<<endl; cin>>k; id=k; outfile<<k<<" "; cout<<"请输入食堂名称"<<endl; cin>>set_canteen; canteen=set_canteen; outfile<<set_canteen<<" "; cout<<"请输入窗口名称"<<endl; cin>>set_windows; windows=set_windows; outfile<<set_windows<<" "; cout<<"请输入该菜品的价格"<<endl; cin>>set_price; price=set_price; outfile<<set_price<<" "; cout<<"请输入该菜品的菜系"<<endl; cin>>set_style; style=set_style; outfile<<set_style<<" "; cout<<"请输入该菜品的数量（以份为单位）"<<endl; cin>>set_number; number=set_number; outfile<<set_number<<" "; cout<<"请输入该菜品的保质期(多少天)"<<endl; cin>>set_DurabilityPeriod; DurabilityPeriod=set_DurabilityPeriod; outfile<<set_DurabilityPeriod<<" "; cout<<"请输入该菜品的上架时间"<<endl; cout<<"年:"; cin>>set_year; year=set_year; outfile<<set_year<<"—"; cout<<"月:"; cin>>set_month; month=set_month; outfile<<set_month<<"—"; cout<<"日:"; cin>>set_day; day=set_day; outfile<<set_day<<" "; cout<<"请输入相关的职工信息"<<endl; cout<<"姓名:"<<endl; cin>>set_staff_name; staff_name=set_staff_name; outfile<<set_staff_name<<" "; cout<<"性别:"<<endl; cin>>set_staff_sex; staff_sex=set_staff_sex; outfile<<set_staff_sex<<" "; cout<<"年龄:"<<endl; cin>>set_staff_age; staff_age=set_staff_age; outfile<<set_staff_age<<" "; cout<<"手机:"<<endl; cin>>set_staff_telnumber; staff_telnumber=set_staff_telnumber; outfile<<set_staff_telnumber<<" "; } } outfile.close(); //----关闭文件---- } //浏览职工信息 void vegetable::staff_dispaly() {cout<<"姓名:"<<vegetable::staff_name<<endl; cout<<"所在部门"<<vegetable::canteen<<vegetable::windows<<endl; cout<<"性别:"<<vegetable::staff_sex<<endl; cout<<"年龄:"<<vegetable::staff_age<<endl; cout<<"手机：:"<<vegetable::staff_telnumber<<endl; } //查询功能 void vegetable::search() { int i,n,w=0,windows[M],a[M],ch; string search_greens,c[M],greens[M],canteen[M],price[M],style[M],number[M],DurabilityPeriod[M],time[M],b[M][M]; cout<<"1.按菜品名称查询 2.按窗口名称查询"<<endl; ifstream infile("v1.txt",ios::in); if(!infile) { cerr<<"open error"<<endl; exit(1); } for(i=0;i<N;i++) {infile>>canteen[i];c[i]=canteen[i]; infile>>windows[i];b[i][0]=windows[i]; infile>>greens[i];b[i][1]=greens[i]; infile>>style[i];b[i][2]=style[i]; infile>>number[i];b[i][3]=number[i]; infile>>price[i];b[i][4]=price[i]; infile>>time[i];b[i][5]=time[i]; infile>>DurabilityPeriod[i];b[i][6]=DurabilityPeriod[i]; } cout<<"请输入1或者2来进行查询!"<<endl; cin>>ch; if(ch==1) { cout<<"请输入菜品名！"<<endl; cin>>search_greens; for(i=0;i<N;i++) if(canteen[i]==search_greens) { w=1; cout<<" 食堂 窗口 菜品 菜系 数量 价格 上架时间 保质期 "<<endl; cout<<" "; cout<<setw(9)<<canteen[i]; cout<<setw(9)<<b[i][0]; cout<<setw(9)<<b[i][1]; cout<<setw(9)<<b[i][2]; cout<<setw(9)<<b[i][3]; cout<<setw(9)<<b[i][4]; cout<<setw(9)<<b[i][5]; cout<<setw(9)<<b[i][6]; } if(w==0) cout<<"该菜品未上架！"<<endl; } else cout<<"选择错误!"<<endl; if(ch==2) {cout<<"请输入窗口名称："; cin>>n; for(i=0;i<N;i++) if(a[i]==n) { w=1; cout<<" 食堂 窗口 菜品 菜系 数量 价格 上架时间 保质期 "<<endl; cout<<" "; cout<<setw(9)<<canteen[i]; cout<<setw(9)<<b[i][0]; cout<<setw(9)<<b[i][1]; cout<<setw(9)<<b[i][2]; cout<<setw(9)<<b[i][3]; cout<<setw(9)<<b[i][4]; cout<<setw(9)<<b[i][5]; cout<<setw(12)<<b[i][6]; } if(w==0) cout<<"该菜品未上架！"<<endl; } } //修改功能 void vegetable::change() { int i,k; int id[M],windows[M]; string greens[M],canteen[M],price[M],style[M],number[M],DurabilityPeriod[M],time[M],b[M][M]; ifstream infile("v1.txt",ios::in); if(!infile) { cerr<<" open error"<<endl; exit(1); } for(i=0;i<N;i++) {cout<<" "; infile>>canteen[i]; cout<<setw(9)<<canteen[i]; infile>>windows[i]; cout<<setw(9)<<windows[i]; infile>>greens[i]; cout<<setw(9)<<greens[i]; infile>>style[i]; cout<<setw(9)<<style[i]; infile>>number[i]; cout<<setw(9)<<number[i]; infile>>price[i]; cout<<setw(9)<<price[i]; infile>>time[i]; cout<<setw(9)<<time[i]; infile>>DurabilityPeriod[i]; cout<<setw(9)<<DurabilityPeriod[i]<<endl; } infile.close(); ofstream outfile("v1.txt",ios::out); if(!outfile) {cerr<<"open erro"<<endl; exit(1); } cout<<"你想修改第几个数据?"<<endl; cin>>k; k=k-1; cout<<"请输入新的数据："<<endl; cout<<"请输入食堂名："<<endl; cin>>canteen[k]; cout<<"请输入窗口名："<<endl; cin>>windows[k]; cout<<"请输入菜品名："<<endl; cin>>greens[k]; cout<<"请输入菜系名："<<endl; cin>>style[k]; cout<<"请输入该菜品的数量（以份为单位）"<<endl; cin>>number[k]; cout<<"请输入该菜品的价格"<<endl; cin>>price[k]; /*cout<<"请输入该菜品的上架时间"<<endl; cout<<"年:"; cin>>set_year; year=set_year; outfile<<set_year<<"—"; cout<<"月:"; cin>>set_month; month=set_month; outfile<<set_month<<"—"; cout<<"日:"; cin>>set_day; day=set_day; outfile<<set_day<<" "; cin>>time[k];*/ cout<<"请输入该菜品的保质期"<<endl; cin>>DurabilityPeriod[k]; for(i=0;i<N;i++) { outfile<<canteen[i]<<" "; outfile<<windows[i]<<" "; outfile<<greens[i]<<" "; outfile<<style[i]<<" "; outfile<<number[i]<<" "; outfile<<price[i]<<" "; outfile<<time[i]<<" "; outfile<<DurabilityPeriod[i]<<" "<<endl; } outfile.close(); cout<<"修改成功!"<<endl; } |
食堂菜品管理信息系统
食堂菜品信息包括：食堂名称、窗口名称、菜品名称、菜品ID、菜品价格、菜系、菜品份数、
菜品上架日期、菜品保质天数。
试用面向对象程序设计思想，设计一食堂菜品管理信息系统，使之能提供以下功能：
1、菜品信息录入功能
2、菜品信息文件读取功能
3、菜品信息文件保存功能
4、职工信息浏览功能
5、查询功能：
1）按菜品名称查询
2）按窗口名称查询
6、修改功能：
根据菜品ID修改相应信息；
7、删除菜品功能：删除指定ID的菜品。
8、排序功能（由用户指定按照名称或ＩＤ；指定升序或降序）
9、退出
