c++-仓库管理系统

年5月29日c++仓库管理系统文档仅供参考#include<iostream>#include<fstream>usingnamespacestd;constintm=100;//定义常量mclassStore//定义类{private: intnum;//编号 charname[20];//名称 doubleprice;//价格 intquantity;//数量 intamount;//数目public: voidInput(); intInput_2(); voidDig(); voidChange(); voidSearch_num(); voidSearch_name(); voidShow(); voidShort(); voidDelete();}goods[m];voidStore::Input()//创立表单{ inti,n; cout<<"请输入货物总数:"; cin>>amount; cout<<endl; for(i=0;i<amount;i++) { cout<<"这是第"<<(i+1)<<"货物信息"<<endl; goods[i].num=i+1; cout<<"货品名:"; cin>>goods[i].name; cout<<"单价:"; cin>>goods[i].price; cout<<"库存量:"; cin>>goods[i].quantity; cout<<endl; } cout<<"\n输入的信息:"<<endl; for(i=0;i<amount;i++) { cout<<"货号:"<<goods[i].num<<ends; cout<<"货品名:"<<goods[i].name<<ends; cout<<"单价:"<<goods[i].price<<ends; cout<<"库存量:"<<goods[i].quantity<<ends<<endl; } ofstreamos("goods.txt",ios_base::out|ios_base::binary);//创立、打开文件 for(n=0;n<amount;n++) { os.write(reinterpret_cast<char*>(&(goods[n])),sizeof(Store));//导出文件 } os.close();//关闭文件}intStore::Input_2()//文件读入{ inti,n; ifstreamis("goods.txt",ios_base::in|ios_base::binary); if(!is) { cout<<"打开失败"<<endl; return0; } for(i=0;is.read(reinterpret_cast<char*>(goods+i),sizeof(Store));i++) amount=i; cout<<"导入的表单:"<<endl; for(n=0;n<amount;n++) { cout<<"货号:"<<goods[n].num<<ends; cout<<"货品名:"<<goods[n].name<<ends; cout<<"单价:"<<goods[n].price<<ends; cout<<"库存量:"<<goods[n].quantity<<ends<<endl; } return1;}voidStore::Dig()//插入信息{ inti,n,m; cout<<"请输入增加的货物总数:"; cin>>n; cout<<endl; for(i=0;i<n;i++) { cout<<"这是第"<<(i+1)<<"货物信息"<<endl; goods[amount+i].num=amount+i+1; cout<<"货品名:"; cin>>goods[amount+i].name; cout<<"单价:"; cin>>goods[amount+i].price; cout<<"库存量:"; cin>>goods[amount+i].quantity; } cout<<"\n输入的信息"<<endl; for(i=0;i<amount+n;i++) { cout<<"货号:"<<goods[i].num<<ends; cout<<"货品名:"<<goods[i].name<<ends; cout<<"单价:"<<goods[i].price<<ends; cout<<"库存量:"<<goods[i].quantity<<ends<<endl; } amount=amount+n; ofstreamos("goods.txt",ios_base::out|ios_base::binary);//创立、打开文件 for(m=0;m<amount;m++) { os.write(reinterpret_cast<char*>(&(goods[m])),sizeof(Store));//导出文件 } os.close();//关闭文件};voidStore::Change()//修改信息{ intn,i,m; cout<<"要修改第几个货物的信息(输入货号):"; cin>>n; cout<<endl; cout<<"请输入修改的信息"<<endl; cout<<"货品名:"; cin>>goods[n-1].name; cout<<"单价:"; cin>>goods[n-1].price; cout<<"库存量:"; cin>>goods[n-1].quantity; cout<<endl; cout<<"修改后的信息:"<<endl; for(i=0;i<amount;i++) { cout<<"货号:"<<goods[i].num<<ends; cout<<"货品名:"<<goods[i].name<<ends; cout<<"单价:"<<goods[i].price<<ends; cout<<"库存量:"<<goods[i].quantity<<ends<<endl; } ofstreamos("goods.txt",ios_base::out|ios_base::binary);//创立、打开文件 for(m=0;m<amount;m++) { os.write(reinterpret_cast<char*>(&(goods[m])),sizeof(Store));//导出文件 } os.close();//关闭文件}voidStore::Search_num()//按编号查{ intn; cout<<"请输入货号:"; do { cin>>n; cout<<endl; if(n<=amount) { cout<<"货号:"<<goods[n-1].num<<ends; cout<<"货品名:"<<goods[n-1].name<<ends; cout<<"单价:"<<goods[n-1].price<<ends; cout<<"库存量:"<<goods[n-1].quantity<<ends<<endl; } elseif(n>amount) { cout<<"输入错误,请重新输入:"<<ends; } }while(n>amount);};voidStore::Search_name()//按名称查{ intflag=0; inti; charx[20]; cout<<"请输入货物名:"; do { cin>>x; cout<<endl; for(i=0;i<amount;i++) { if(strcmp(goods[i].name,x)==0)//strcmp用来比较字符串.tname和x { flag=1; cout<<"货号:"<<goods[i].num<<ends; cout<<"货品名:"<<goods[i].name<<ends; cout<<"单价:"<<goods[i].price<<ends; cout<<"库存量:"<<goods[i].quantity<<ends<<endl; } else; } if(flag==0) cout<<"输入错误,请重新输入:"<<ends; }while(flag==0);};voidStore::Show()//显示信息{ inti; for(i=0;i<amount;i++) { cout<<"货号:"<<goods[i].num<<ends; cout<<"货品名:"<<goods[i].name<<ends; cout<<"单价:"<<goods[i].price<<ends; cout<<"库存量:"<<goods[i].quantity<<ends<<endl; }};voidStore::Short()//查询不足货物{ intflag=0; inti; inty; cout<<"请查询库存量:"; do { cin>>y; cout<<endl; for(i=0;i<amount;i++) { if(goods[i].quantity<=y) { flag=1; cout<<"货号:"<<goods[i].num<<ends; cout<<"货品名:"<<goods[i].name<<ends; cout<<"单价:"<<goods[i].price<<ends; cout<<"库存量:"<<goods[i].quantity<<ends<<endl; } else; } if(flag==0) cout<<"没有货物,请重新输入:"<<ends; }while(flag==0);};voidStore::Delete()//删除货物{ chary[20]; intn,m; cout<<"请输入要删除的货物名:"; cin>>y; for(inti=0;i<amount;i++) { if(strcmp(goods[i].name,y)==0)//strcmp用来比较字符串.tname和y { for(;i<amount;i++) { goods[i]=goods[i+1]; goods[i].num=i+1; } amount=amount-1;//货物数减一 } } cout<<"删除后货单:"<<endl; for(m=0;m<amount;m++) { cout<<"货号:"<<goods[m].num<<ends; cout<<"货品名:"<<goods[m].name<<ends; cout<<"单价:"<<goods[m].price<<ends; cout<<"库存量:"<<goods[m].quantity<<ends<<endl; } ofstreamos("goods.txt",ios_base::out|ios_base::binary);//创立、打开文件 for(n=0;n<amount;n++) { os.write(reinterpret_cast<char*>(&(goods[n])),sizeof(Store));//导出文件 } os.close();//关闭文件};voidClear()//清屏函数{ chara; a=getchar(); system("cls");}voidmenuPrint()//主菜单{ cout<<"\t*****仓库管理*****"<<endl; cout<<"\t*1.输入货物信息*"<<endl; cout<<"\t*2.查询货物信息*"<<endl; cout<<"\t*3.显示货物信息*"<<endl; cout<<"\t*4.显示不足货物*"<<endl; cout<<"\t*5.删除货物信息*"<<endl; cout<<"\t*6.退出系统*"<<endl; cout<<"\t**********************"<<endl; cout<<"请输入你要进行的操作(1~6):"<<endl;}intmain()//主函数{ StoreGoods;//定义对象 intn; do { menuPrint();//调用主菜单 cin>>n; cout<<endl; switch(n) { case1://输入货物信息 { inta; cout<<"输入方式"<<endl; cout<<"1.创立表单"<<endl; cout<<"2.从文件导入"<<endl; cout<<"3.插入信息"<<endl; cout<<"4.修改信息"<<endl; cout<<"5.返回主菜单"<<endl; cin>>a; cout<<endl; switch(a) { case1://调用创立函数 Goods.Input(); break; case2://调用文件读入函数 Goods.Input_2(); break; case3://调用增加函数 Goods.Dig(); break; case4://调用增加函数 Goods.Change(); break; case5: break; default: cout<<"您的输入有误,请重新选择"<<endl;