职工工资纳税管理信息系统 c 项目源代码功能强大#include<iostream>#include<fstream>#include<string>#include<iomanip>#include"conio.h"using namespace std;void login();void zhuye(string user);string username="";void insert();void update();void del();void select();void cont();void add();bool contain(char* ch,fstream &file); bool contain2(char* ch,fstream &file);float getam2(float bm,int am); char* getfname(fstream &file,char* ch);long getl(fstream &file); long getl2(fstream &file); long getl3(char *c,fstream &file); long l1,l2;int error=0;int i2=0;int i3=0;fstream iofile;fstream iofile2;//职工工资信息class worker{public:worker();worker(int a){}char* getno(){return no;}char* getname(){return name;}float getbm(){return bmoney;}float getam(){return amoney;}void setbm(float fl){bmoney=fl;} void setdel(bool bb){b=bb;}void setmmoney(float fl){mmoney=fl;} void setamoney(float fl){amoney=fl;} bool b;int title;private:char no[5];char name[7];float bmoney;float amoney;float mmoney;};worker::worker(){b=true;int x=0;title=1;cout<<"请输入第"<<i2+1<<"个"<<"职工号:";cin>>no;do{if(x!=0){system("cls");cout<<"工资低于底薪1600，请重新输入工资:"<<endl; }cout<<"请输入第"<<i2+1<<"个"<<"职工工资额:"; cin>>bmoney;x++;}while(bmoney<1600);mmoney=bmoney-1600; //应纳税所得额amoney=getam2(mmoney,bmoney); //税后所得工资strcpy(name,getfname(iofile2,no));//cout<<name<<"-----"; }//职工个人信息class worker2{public:worker2();worker2(int a){}char* getn();char* getname();private:char name[7];char no[5];};worker2::worker2() {cout<<"请输入第"<<i3+1<<"个"<<"职工号:";//职工号不能重复～～还要有权限fflush(stdin);cin>>no;cout<<"请输入第"<<i3+1<<"个"<<"职工姓名:";fflush(stdin);cin>>name;}char* worker2::getn(){return no;}char* worker2::getname(){return name;}//主函数int main(){login();return 0;}//登陆函数void login(){system("cls");char before;int abcd;string user;char pa[20];cout<<"请输入用户名:"; cin>>user;cout<<"请输入密码:"; for(int j=0;j<10;j++) {before=getch();if(before==13){pa[j]='\0';break;}if(before==8){before=getchar();}else{pa[j]=before;cout<<'*';}}if(strcmp(pa,"123")==0||strcmp(pa,"456")==0){zhuye(user);}else{do{error++;if(error==3){cout<<endl;cout<<"密码错误3次，系统自动退出，请稍后重新登录～"; for(abcd=1;abcd<=100000000;abcd++){}exit(1);}cout<<"密码错误～请重新输入";for(abcd=1;abcd<=100000000;abcd++){}login();}while(error<3);}}//登陆成功，进入主页void zhuye(string user) {while(true){system("cls");iofile.open("work.txt",ios::in|ios::out);iofile2.open("workinfo.txt",ios::in|ios::out); if(!iofile||!iofile2){cout<<"cuole";}username=user;cout<<"当前用户: "<<username<<endl;cout<<endl;cout<<" 1.职工工资信息录入"<<endl;cout<<" 2.职工工资信息修改"<<endl;cout<<" 3.职工工资信息删除"<<endl;cout<<" 4.查询纳税金额"<<endl; cout<<" 5.添加职工"<<endl; cout<<" 6.退出"<<endl;cout<<endl;char x;cout<<"请选择你要执行的功能:"; cin>>x;switch(x){case '1':insert();break;case '2':update();break;case '3':del();break;case '4':select();break;case '5':add();break;case '6':exit(1);break;default:cout<<"请输入1——6的数字～";for(int i=0;i<100000000;i++){}iofile.close();iofile2.close();break;}}}//添加职工工资信息void insert(){int size=0;i2=0;char e,e2,n,f;system("cls");iofile<<left;cout<<"请输入你要添加职工信息的数目:"; cin>>size;// while(i2<size)// {do{l1=getl(iofile);l2=getl2(iofile2);//有contain，worker的地方都要用worker work;if(contain(work.getno(),iofile2)){if(contain2(work.getno(),iofile)){cout<<"此前已有"<<work.getname()<<"的工资信息!"<<endl;cout<<"覆盖原来信息输'f'，添加输't',退出输'n',其他任意键回主页:"; cin>>f;if(f=='t'){iofile.seekp(0,ios::end);iofile.write((char*)&work,sizeof(work));i2++;if(i2==size)break;}else if(f=='n'){exit(1);}else if(f=='f'){long l=getl3(work.getno(),iofile);cout<<l/sizeof(work);iofile.seekg(l);iofile.write((char*)&work,sizeof(work)); i2++;if(i2==size)break;}else{iofile.close();iofile2.close();return;}}else{iofile.seekp(0,ios::end);iofile.write((char*)&work,sizeof(work)); i2++;if(i2==size)break;}}else{cout<<"没有此号，请确认输入无误～继续输入输'y'"<<endl<<"添加用户输入't',退出输'n',其他任意键回主页:";cin>>n;if(n=='n'){exit(1);}else if(n=='t'){add();return;}else if(n=='y'){system("cls");cout<<"请继续输入:"<<endl;// i2++;}else{iofile.close();iofile2.close();return;}}}while(n=='y'||i2<size); // }cout<<"是否还要添加职工工资信息,"<<endl;cout<<" 若要继续请输'Y'，退出输'N'，回主页输其他任意键:"<<endl; cin>>e;if(e=='y'||e=='Y'){cout<<"请继续添加职工工资信息"<<endl;do{worker work2;if(contain(work2.getno(),iofile2)){cout<<"有";iofile.write((char*)&work2,sizeof(work2));cout<<"继续添加输'y'，推出输'N'，回主页输其他任意键:"<<endl; cin>>e2;}else{cout<<"没有";}}while(e2=='y'||e2=='Y'); if(e2=='n'||e2=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}else if(e=='n'||e=='N') {iofile.close();iofile2.close();exit(1);}else{iofile.close();iofile2.close();return;}}void update(){system("cls");// int length=getl(iofile);char c[5],e,e2;float fl;int byte=0;worker work(1);cout<<"请输入您要修改的号码:";cin>>c;iofile.seekg(0);iofile.read((char *)&work,sizeof(work)); while(!iofile.eof()){if(strcmp(c,work.getno())==0){break;}iofile.read((char *)&work,sizeof(work)); byte++;}cout<<"请输入要修改的工资:";cin>>fl;work.setbm(fl);work.setmmoney(fl-1600);work.setamoney(getam2(fl-1600,fl));iofile.seekp(byte*sizeof(work));iofile.write((char *)&work,sizeof(work));cout<<"是否还要修改职工工资信息,"<<endl;cout<<" 若要继续请输'Y'，退出输'N'，回主页输其他任意键:"<<endl; cin>>e;if(e=='y'||e=='Y'){cout<<"请继续输入您要修改的号码:";cin>>c;iofile.seekg(0);while(!iofile.eof()){iofile.read((char *)&work,sizeof(work));if(strcmp(c,work.getno())==0){break;}byte++;}cout<<"请输入要修改的工资:";cin>>fl;work.setbm(fl);work.setmmoney(fl-1600);work.setamoney(getam2(fl-1600,fl));iofile.seekp(byte*sizeof(work));iofile.write((char *)&work,sizeof(work));cout<<"继续修改输'y'，退出输'N'，回主页输其他任意键:"<<endl; cin>>e2;while(e2=='y'||e2=='Y');if(e2=='n'||e2=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}else if(e=='n'||e=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}void del(){system("cls");int length=getl(iofile);char c[5],e,e2;int byte=0;worker work(1);cout<<"请输入您要删除的号码:";cin>>c;iofile.seekg(0);while(!iofile.eof()){iofile.read((char *)&work,sizeof(work)); if(strcmp(c,work.getno())==0){break;}}byte=iofile.tellg()/sizeof(work)-1;/* work.setdel(false);iofile.seekp(byte*sizeof(work));iofile.write((char *)&work,sizeof(work));*/while(!iofile.eof()){iofile.seekg((byte+1)*sizeof(work));iofile.read((char *)&work,sizeof(work));iofile.seekp(byte*sizeof(work));iofile.write((char *)&work,sizeof(work));byte++;if(byte+1==length)break;}iofile.seekp(-sizeof(work),ios::end);for(int l=0;l<sizeof(work);l++){iofile.put(NULL);}cout<<"删除成功～"<<endl;cout<<"是否还要删除职工工资信息,"<<endl;cout<<" 若要继续请输'Y'，退出输'N'，回主页输其他任意键:"<<endl; cin>>e;if(e=='y'||e=='Y'){cout<<"请继续删除职工工资信息"<<endl;do{cout<<"请输入您要删除的号码:";cin>>c;iofile.seekg(0);while(!iofile.eof()){iofile.read((char *)&work,sizeof(work)); if(strcmp(c,work.getno())==0){break;}}byte=iofile.tellg()/sizeof(work)-1;while(!iofile.eof()){iofile.seekg((byte+1)*sizeof(work)); iofile.read((char *)&work,sizeof(work)); iofile.seekp(byte*sizeof(work));iofile.write((char *)&work,sizeof(work)); byte++;if(byte+1==length)break;}iofile.seekp(-sizeof(work),ios::end);for(int l=0;l<sizeof(work);l++){iofile.put(NULL);}cout<<"删除成功"<<endl;cout<<"继续删除输'y'，退出输'N'，回主页输其他任意键:"<<endl; cin>>e2;}while(e2=='y'||e2=='Y');if(e2=='n'||e2=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}else if(e=='n'||e=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}void select(){char c,type;do{system("cls");char n[5];char name[7];cout<<left;long l=getl(iofile);worker work(1);cout<<" 欢迎进入信息查询"<<endl; cout<<" 1.查询所有"<<endl;cout<<" 2.按号码查询"<<endl; cout<<" 3.按姓名查询"<<endl; cout<<endl<<"请选择查询方式:";cin>>type;if(type=='1'){system("cls");cout<<setw(7)<<"号码"<<setw(9)<<"姓名"<<setw(16)<<"税前工资"<<setw(16)<<"税后工资"<<endl;iofile.seekg(0,ios::beg);/*iofile.read((char*)&work,sizeof(work));while(!iofile.eof())//此处需读一遍才会退出循环{if(work.b==true){cout<<!iofile<<setw(7)<<work.getno()<<setw(9)<<work.getname()<<setw( 16)<<work.getbm()<<setw(16)<<work.getam()<<endl;}iofile.read((char*)&work,sizeof(work));}*//* while(iofile.read((char*)&work,sizeof(work))){cout<<!iofile<<setw(7)<<work.getno()<<setw(9)<<work.getname()<<setw( 16)<<work.getbm()<<setw(16)<<work.getam()<<endl;}*/for(int i=0;i<l;i++){iofile.read((char*)&work,sizeof(work));if(work.getbm()!=0)cout<<setw(7)<<work.getno()<<setw(9)<<work.getname()<<setw(16) <<work.getbm()<<setw(16)<<work.getam()<<endl;}cout<<"退出输'n'，回主页输其他任意键:";cin>>c;if(c=='n'||c=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}else if(type=='2'){system("cls");cout<<"请输入要查询的学号:";cin>>n;long tl=getl3(n,iofile);iofile.seekg(tl);iofile.read((char*)&work,sizeof(work));cout<<setw(7)<<"号码"<<setw(9)<<"姓名"<<setw(16)<<"税前工资"<<setw(16)<<"税后工资"<<endl;iofile.seekg(0,ios::beg);cout<<setw(7)<<work.getno()<<setw(9)<<work.getname()<<setw(16) <<work.getbm()<<setw(16)<<work.getam()<<endl;cout<<"退出输'n'，回主页输其他任意键:";cin>>c;if(c=='n'||c=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}else if(type=='3'){system("cls");cout<<"请输入要查询的姓名:";cin>>name;long tl=getl3(name,iofile);iofile.seekg(tl);iofile.read((char*)&work,sizeof(work));cout<<setw(7)<<"号码"<<setw(9)<<"姓名"<<setw(16)<<"税前工资"<<setw(16)<<"税后工资"<<endl;iofile.seekg(0,ios::beg);cout<<setw(7)<<work.getno()<<setw(9)<<work.getname()<<setw(16) <<work.getbm()<<setw(16)<<work.getam()<<endl;cout<<"退出输'n'，回主页输其他任意键:";cin>>c;if(c=='n'||c=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}else{cout<<"请输入1——3的数字～";for(int i=0;i<100000000;i++){}}}while(type!='1'&&type!='2'&&type!='3');}//添加职工基本信息void add(){int size=0;i3=0;char e,e2;system("cls");iofile2.seekp(0,ios::end);iofile<<left;cout<<" 欢迎进入添加职工成员～"<<endl;cout<<"请输入你要添加职工信息的数目:"; cin>>size;while(i3<size){worker2 work2;iofile2.write((char*)&work2,sizeof(work2));i3++;}cout<<"是否还要添加职工信息,"<<endl;cout<<" 若要继续请输'Y'，退出输'N'，回主页输其他任意键:"<<endl; cin>>e;if(e=='y'||e=='Y'){cout<<"请继续添加职工信息"<<endl;do{worker2 work2;iofile2.write((char*)&work2,sizeof(work2));cout<<"继续添加输'y'，推出输'N'，回主页输其他任意键:"<<endl; cin>>e2;}while(e2=='y'||e2=='Y');if(e2=='n'||e2=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}else if(e=='n'||e=='N'){exit(1);}else{iofile.close();iofile2.close();return;}}//判断用户有无bool contain(char* ch,fstream &file) {worker2 work(1);file.seekg(0);int flag=0;for(int i=0;i<l2;i++){file.read((char*)&work,sizeof(work)); if(strcmp(ch,work.getn())==0){flag=1;break;}}if(flag==1){return true;}else{return false;}}//获取用户名char* getfname(fstream &file,char* ch) {worker2 work3(1);file.seekg(0);for(int i=0;i<l2;i++){file.read((char*)&work3,sizeof(work3)); if(strcmp(ch,work3.getn())==0){break;}}return work3.getname();}//获取数目long getl(fstream &file){file.seekg(0,ios::end);worker work(1);return (file.tellg())/sizeof(work); } long getl2(fstream &file){file.seekg(0,ios::end);worker2 work(1);return (file.tellg())/sizeof(work); } //获取位置long getl3(char *c,fstream &file) { worker work(1);file.seekg(0);for(int i=0;i<l1;i++){file.read((char *)&work,sizeof(work)); if(strcmp(c,work.getno())==0)break;}return file.tellg()-(long)sizeof(work); }//判断是否已有工资信息bool contain2(char* ch,fstream &file) { worker work(1);file.seekg(0);int flag=0;for(int i=0;i<l1;i++){file.read((char*)&work,sizeof(work)); if(strcmp(ch,work.getno())==0){flag=1;break;}}if(flag==1){return true;}else{return false;}}//获取职工税后工资float getam2(float bm,int am){if(bm<=500){return am-bm*5/100;}else if(bm<=2000){return am-500*5/100-(bm-500)*10/100;}else if(bm<=5000){return am-500*5/100-1500*10/100-(bm-2000)*15/100;}else if(bm<=20000){return am-500*5/100-1500*10/100-3000*20/100-(bm-5000)*20/100;}else if(bm<=40000){returnam-500*5/100-1500*10/100-3000*20/100-20000*20/100-(bm-20000)*25/100;}else if(bm<=60000){returnam-500*5/100-1500*10/100-3000*20/100-20000*20/100-20000*25/100-(bm-40000)*30/100;}else if(bm<=80000){returnam-500*5/100-1500*10/100-3000*20/100-20000*20/100-20000*25/100-20000*30/100-(bm-60000)*35/100;}else if(bm<=100000){returnam-500*5/100-1500*10/100-3000*20/100-20000*20/100-20000*25/100-20000*30/100-20000*35/100-(bm-80000)*40/100;}else{returnam-500*5/100-1500*10/100-3000*20/100-20000*20/100-20000*25/100-20000*30/100-20000*35/100-20000*40/100-(bm-100000)*45/100;}}。