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Employee database management system

Posted By: Easy Tutor     Category: C++ Programming     Views: 15885

Write a program of employee database management system which provides below functionality

1) Add Employee
2) Update Employee info
3) Delete employee info
4) Query or search employee information
5) Reports / Salary slip

Code for Employee database management system in C++ Programming

#include<iostream.h> 
#include<conio.h> 
#include<string.h>
#include <dos.h> 
#include<process.h> 
#include<fstream.h> 
#include<stdio.h> 
#include<graphics.h>//FOR GRAPHICS 
#include<stdlib.h> 
#include<dos.h>//FOR DELAY ETC. 
#include<string.h>
//#include "box.h"int gdriver = DETECT, gmode, errorcode;  //Meant for the opening page//For the Welcome Screenvoid smile(void)
{ 
     int midx,midy; 
  initgraph(&gdriver, &gmode, "d:\\turboc3"); 


  errorcode = graphresult(); 
  if (errorcode != grOk)  /* an error occurred */
  { 
      printf("Graphics error: %s\n", grapherrormsg(errorcode)); 
      printf("Press any key to halt:"); 
      getch(); 
      exit(0); 
  } 
  setlinestyle(USERBIT_LINE,1,1); 
  rectangle(4,6,620,460); 
  midx = getmaxx() / 2; 
 midy = getmaxy() / 2; 
  settextjustify(CENTER_TEXT,CENTER_TEXT); 
  setbkcolor(9); 
  settextstyle(5,HORIZ_DIR,5);
  outtextxy(midx,midy,"MASTERMIND PVT.LTD"); 
  getch(); 
  closegraph(); 
 } 




//structure declaration struct employee  { 
           long code; 
       char name[30];
           char address[60]; 
           char dob[10]; 
           char doj[10]; 
           char desg[20]; 
           char dept; 
           float sal; 
           char qlfn[20]; 
           char flag; 
           }erec; 

//function prototype declaration void newdata(); 
void accept_screen();
int generate_code(); 
void tabular_display(); 
void update(); 
void deldata(); 
void query(); 
void reports(); 
void gen_report(); 
void grp_report(); 
void pay_slip(); 
void smile(); 



fstream temp;       //global open mode void main(void) 
 {
 clrscr();
  smile();  //to call the opening page fn // structure for implementing date struct date d; 
   getdate(&d); 
   int choice; 

   temp.open("emp.dat",ios::binary|ios::in|ios::out); 

   do 
     { 
    clrscr(); 
//    mybox(2,1,4,77,3);
    gotoxy(20,3);textcolor(YELLOW);cprintf("EMPLOYEE DATABASE MANAGEMENT SYSTEM"); 
    gotoxy(2,5);textcolor(10);cprintf("Dated : %d/%d/%d",d.da_day,d.da_mon,d.da_year);
//    mybox(6,1,21,77,3);//    mybox(22,1,25,77,3);// section to set up a menu 
    gotoxy(33,7);textcolor(YELLOW); cprintf("M E N U"); 
    gotoxy(27,12); textcolor(WHITE);cprintf("1.  New Employee"); 
    gotoxy(27,13); cprintf("2.  Update Employee");
    gotoxy(27,14); cprintf("3.  Delete Employee"); 
    gotoxy(27,15); cprintf("4.  Query Information"); 
    gotoxy(27,16); cprintf("5.  Reports/Salary Slip"); 
    gotoxy(27,17); cprintf("6.  Quit"); 

    // section to read and implement choice 

    gotoxy(24,23); textcolor(YELLOW); cprintf("Enter Choice 1/2/3/4/5/6 ?"); 
    cin>>choice; 
    switch(choice) 
      { 
         case 1 : newdata();break; 
     case 2 : update(); break;
         case 3 : deldata();break; 
         case 4 : query(); break; 
         case 5 : reports();break; 
         case 6 : exit(1); 
      } 
     } 
     while (choice != 6); 
  } 

  //function to add new data to the table void newdata(void) 
  {
      char ch; 
      long emp_code; 

      //make the data Entry Screen Available 

      emp_code=generate_code(); 
      accept_screen(); 
      //open the file in append mode //Read the contents into the Records 
      erec.code=emp_code; 
      gotoxy(28,6);   cout<<erec.code; 
      gotoxy(28,8);   fflush(stdin);  gets(erec.name);
      gotoxy(28,10);  fflush(stdin);  gets(erec.address); 
      gotoxy(28,12);  fflush(stdin);  gets(erec.dob); 
      gotoxy(28,14);  fflush(stdin);  gets(erec.doj); 
      gotoxy(28,16);  fflush(stdin);  gets(erec.desg); 
      gotoxy(37,18);  fflush(stdin);  cin>>erec.dept; 
      gotoxy(28,20);  fflush(stdin);  cin>>erec.sal; 
      gotoxy(28,22);  fflush(stdin);  gets(erec.qlfn); 

      //write the record in to the table 
      gotoxy(20,24);  cprintf("Confirm Y/N?");  fflush(stdin);  cin>>ch; 
      if(  ch=='y'|| ch=='Y') 
      { 
       erec.flag=' ';
       temp.seekp(0L,ios::end); 
       temp.write((char*)&erec,sizeof(erec)); 
       temp.clear(); 
       } 
      getch(); 
  } 
  //function to create data entry screen void accept_screen(void) 
  {   clrscr(); 
//  mybox(2,1,4,77,11);
  gotoxy(27,3);  textcolor(YELLOW);  cprintf("New Employee details");
//  mybox(5,1,23,77,11);//  mybox(23,1,25,77,11);//DETAILS 
  textcolor(WHITE); 
  gotoxy(10,6);  cprintf("Code     "); 
  gotoxy(10,8);  cprintf("Name     "); 
  gotoxy(10,10);  cprintf("Address "); 
  gotoxy(10,12);  cprintf("Date of Birth   "); 
  gotoxy(10,14);  cprintf("Date of Joining "); 
  gotoxy(10,16);  cprintf("Designation  :"); 
  gotoxy(10,18);  cprintf("Department [S/T/R/M/A ] "); 
  gotoxy(10,20);  cprintf("Basic Pay               "); 
  gotoxy(10,22);  cprintf("Qualification           ");

  //selection to accept details 

  textbackground(BLUE);  textcolor(WHITE); 
  gotoxy(28,6);  cprintf("        "); 
  gotoxy(28,8);  cprintf("                             "); 
  gotoxy(28,10); cprintf("                                "); 
  gotoxy(28,12); cprintf("                "); 
  gotoxy(28,14); cprintf("                "); 
  gotoxy(28,16); cprintf("                       "); 
  gotoxy(37,18); cprintf("    "); 
  gotoxy(28,20); cprintf("                  "); 
  gotoxy(28,22); cprintf("                 ");
  textbackground(BLACK); 
  } 

  //function to track the Employee code; int generate_code(void) 
  { 
     temp.seekg(0L,ios::beg); 
     if(!temp.read((char*)&erec,sizeof(erec))) 
     { 
    temp.clear(); 
    return(100); 
     }
     else 
     { 
     temp.seekg(0L,ios::beg); //point the pointer to the begining of the file while(temp.read((char*)&erec,sizeof(erec))); 
     {  } 
     temp.clear(); 
     return(erec.code+1); 
     } 
  } 

 //function to query record void query(void)
    {  int ch,row=9; 
    float tsal=0.0; 
    char dpt; 

    clrscr(); 
//    mybox(2,1,4,77,3);
    gotoxy(25,3);  textcolor(YELLOW); cprintf("View/Query Employee Details");
//    mybox(4,1,6,77,3);
    textcolor(LIGHTGREEN);
    gotoxy(10,5);  cprintf("  (1) All Records       (2) Criteria Based   Choce[1/2]  ?");
    gotoxy(73,5);  fflush(stdin);  cin>>ch; 
    switch(ch) 
    {
    case 1: 
        { 
        //create a tabular format for display using boxes 
        tabular_display(); 
        //call file for display 
        temp.seekg(0L,ios::beg); 
        textcolor(WHITE); 
        while  (temp.read((char *)&erec,sizeof(erec))) 
        { 
          gotoxy(2,row);  cprintf("%d",erec.code); 
          gotoxy(6,row);  cprintf("%s",erec.name); 
          gotoxy(28,row); cprintf("%s",erec.dob); 
      gotoxy(38,row); cprintf("%s",erec.doj);
          gotoxy(48,row); cprintf("%s",erec.desg); 
          gotoxy(58,row); cprintf("%c",erec.dept); 
          gotoxy(62,row); cprintf("%8.2f",erec.sal); 
          gotoxy(71,row); cprintf("%s",erec.qlfn); 
          row++; 
          if(row>22) 
          { 
              gotoxy(25,25); 
              cprintf("More....."); 
              getch(); 
              textcolor(WHITE); 
              clrscr(); 
//              mybox(2,1,4,77,3);
              gotoxy(25,3);  textcolor(YELLOW); 
              cprintf("View/Query Employee Details"); 
              textcolor(LIGHTGREEN); 
              gotoxy(10,5);  cprintf("  (1) All Records    (2)  Criteria based   Choice[1/2] ??"); 
              gotoxy(73,5); 
              cout<<ch; 

              tabular_display(); 
              row=9; 

              } 
          } 
      temp.clear();
          }break; 

    case 2:  { 
            tabular_display(); 
            textcolor(WHITE); 
            gotoxy(26,6);  cprintf("Department S/T/R/M/A >"); 
            gotoxy(48,6);  cprintf(" "); 
            fflush(stdin); 
            gotoxy(48,6); 
            cin>>dpt; 

            //call the file for display 
        temp.seekg(0L,ios::beg);
            textcolor(WHITE); 
            //display section while(temp.read((char *)&erec,sizeof(erec))) 
            { 
              if(erec.dept==dpt) 
              { 
              tsal=tsal+erec.sal; 
          gotoxy(2,row);  cprintf("%d",erec.code); 
          gotoxy(6,row);  cprintf("%s",erec.name); 
          gotoxy(28,row); cprintf("%s",erec.dob); 
          gotoxy(38,row); cprintf("%s",erec.doj); 
          gotoxy(48,row); cprintf("%s",erec.desg); 
      gotoxy(58,row); cprintf("%c",erec.dept);
          gotoxy(62,row); cprintf("%8.2f",erec.sal); 
          gotoxy(71,row); cprintf("%s",erec.qlfn); 

          row++; 
          if(row>22) 
          { 
              gotoxy(25,25); 
              cprintf("More....."); 
              getch(); 
              textcolor(WHITE); 
              clrscr(); 
//          mybox(2,1,4,77,3);
          gotoxy(25,3);  textcolor(YELLOW);
              cprintf("View/Query Employee Details"); 
              textcolor(LIGHTGREEN); 
              gotoxy(10,5);  cprintf("  (1) All Records    (2)  Criteria based   Choice[1/2] ??"); 
              gotoxy(73,5); 
              cout<<ch; 

              tabular_display(); 
              row=9; 

              } 
          } 
          } 
      temp.clear();
          } 
          //display the grand total 
          textcolor(WHITE); 
          gotoxy(20,25); cprintf("Departmentwise Total"); 
          gotoxy(60,25); cprintf("Rs.%.2f\n",tsal); 
          } 
    getch(); 
    } 
           void tabular_display(void) 
           { 
              //draw boxes //              mybox(6,1,24,5,3);//              mybox(6,5,24,27,3);//              mybox(6,27,24,37,3);//              mybox(6,37,24,47,3);//              mybox(6,47,24,57,3);//              mybox(6,57,24,61,3);//              mybox(6,61,24,70,3);//              mybox(6,70,24,77,3);//display headings
          textcolor(YELLOW);
          gotoxy(2,7);  cprintf("ID#");
          gotoxy(12,7); cprintf("Name");
              gotoxy(30,7); cprintf("DOB"); 
          gotoxy(41,7); cprintf("DOJ");
              gotoxy(51,7); cprintf("Desg"); 
              gotoxy(58,7); cprintf("Dept"); 
              gotoxy(63,7); cprintf("Pay"); 
              gotoxy(72,7); cprintf("Qlfn"); 
              textcolor(WHITE); 
           } 

           //section to delete a record from the table void deldata(void) 
           { 
             int check = 0; 
         long mcode;
             longint pos; 
             int count=0; 
             clrscr(); 
//             mybox(2,1,4,77,3);
         gotoxy(25,3); textcolor(YELLOW); cprintf("Delete Employee Details");
//             mybox(5,1,8,77,3);
         textcolor(LIGHTGREEN);
             gotoxy(25,7); 
             cprintf("Enter the Search Code:"); cin>>mcode; 


             temp.seekg(0L,ios::beg);  //position the pointer to the begining of the file //search the employee code while(temp.read((char *)&erec,sizeof(erec))) 
             { 
               if(erec.code==mcode) 
               {   erec.flag='*'; 
               check = 1; 
               pos=count*sizeof(erec); 
               temp.seekp(pos,ios::beg); 
               temp.write((char *)&erec,sizeof(erec)); 
               break; 
               } 
             count++; 
       }
           temp.clear(); 
           //section to permanently remove the matching record if (check == 0) 
            { 
             gotoxy(25,15); cprintf("No matching Records For Deletion"); 
             getch(); 
            } 
           else 
           { 
             ofstream tp; 
             tp.open("temp.dat",ios::binary|ios::out); 

        //position the pointer to the begining of the file
             temp.seekg(0L,ios::beg); 
            //search the record marked for deletion while(temp.read((char *)&erec,sizeof(erec))) 
             { 
              if(erec.flag!='*') 
              tp.write((char *)&erec,sizeof(erec)); 
             } 

             tp.clear(); 
             tp.close(); 
             temp.close(); 
         remove("emp.dat");
             rename("temp.dat","emp.dat"); 
             temp.open("emp.dat",ios::binary|ios::in|ios::out); 
             textcolor(YELLOW); 
             gotoxy(25,15); cprintf("Record Successfully Deleted"); 
             getch(); 
           } 
    } 

    //section to update record void update(void) 
    { 
    int count=0,check=0;
    longint pos; 
    long mcode; 

    clrscr(); 
//    mybox(2,1,4,77,3);
    gotoxy(25,3); textcolor(YELLOW); cprintf("Update Employee Details");
//    mybox(5,1,8,77,3);
    textcolor(WHITE); gotoxy(25,7); cprintf("Enter Update Code  >");
    cin>>mcode;
//    mybox(9,1,25,77,3);//read File,  display the original details & provide space to update //position to the begining of the file

    temp.seekg(0L,ios::beg); 
    textcolor(WHITE); 
    while(temp.read((char *)&erec,sizeof(erec))) 
    { 
       if(erec.code==mcode) 
       { 
       //first Display the original Contents 

       check=1; 
       gotoxy(2,12); cprintf("Code :  %ld\n",erec.code); 
       gotoxy(2,13); cprintf("Name :  %s\n",erec.name); 
       gotoxy(2,14); cprintf("Addr :  %s\n",erec.address);
       gotoxy(2,15); cprintf("Dob  :  %s\n",erec.dob); 
       gotoxy(2,16); cprintf("Doj  :  %s\n",erec.doj); 
       gotoxy(2,17); cprintf("Desg :  %s\n",erec.desg); 
       gotoxy(2,18); cprintf("Dept :  %c\n",erec.dept); 
       gotoxy(2,19); cprintf("Sal  :  %.2f\n",erec.sal); 
       gotoxy(2,20); cprintf("qlfn :  %s\n",erec.qlfn); 

       //section to display pads for data entry 
       textbackground(BLUE); 
       textcolor(WHITE); 

       gotoxy(30,12);  cprintf("        "); 
       gotoxy(30,13);  cprintf("                         ");
       gotoxy(30,14);  cprintf("                                   "); 
       gotoxy(30,15);  cprintf("            "); 
       gotoxy(30,16);  cprintf("            "); 
       gotoxy(30,17);  cprintf("            "); 
       gotoxy(30,18);  cprintf("   "); 
       gotoxy(30,19);  cprintf("              "); 
       gotoxy(30,19);  cprintf("              "); 

       //section to read data 
       gotoxy(30,12);  cin>>erec.code; 
       gotoxy(30,13);  fflush(stdin);  gets(erec.name); 
       gotoxy(30,14);  fflush(stdin);  gets(erec.address); 
       gotoxy(30,15);  fflush(stdin);  gets(erec.dob);
       gotoxy(30,16);  fflush(stdin);  gets(erec.doj); 
       gotoxy(30,17);  fflush(stdin);  gets(erec.desg); 
       gotoxy(30,18);  fflush(stdin);  cin>>erec.dept; 
       gotoxy(30,19);  fflush(stdin);  cin>>erec.sal; 
       gotoxy(30,20);  fflush(stdin);  gets(erec.qlfn); 

       textbackground(BLACK); 
       erec.flag=' '; 

       //position the put pointer so that the //existing record is qverwitten 
       pos=count*sizeof(erec); 
       temp.seekp(pos,ios::beg);
       temp.write((char *)&erec,sizeof(erec)); 
       break; 
       }  //end of if statement 
       count++; 
    }//end of while loop if(check==0) 
    { 
    gotoxy(15,15);  cprintf("No employee in File with matching code"); 
    gotoxy(15,16);  cprintf("Press Any Key ........."); 
    getch(); 
    } 
    temp.clear(); 

    } 


    //section to print reports void reports(void) 
    { int opt; 

   do 
    { 
      clrscr(); 
//      mybox(2,1,4,77,3);
      gotoxy(35,3); textcolor(YELLOW);
      cprintf("R E P O R T S");
 //     mybox(5,1,20,77,3);
      textcolor(WHITE);
      gotoxy(27,9); cprintf("1> General Report");
      gotoxy(27,11); cprintf("2> Grouped Report");
      gotoxy(27,13); cprintf("3> Salary  Slip");
      gotoxy(27,15); cprintf("4> Exit");
      gotoxy(27,18); cprintf("Option 1/2/3/4 ?");   cin>>opt;


      switch(opt)
    {
      case 1:gen_report();break;
      case 2:grp_report();break;
      case 3:pay_slip();break;
    }
   }
   while (opt != 4);
  }  // end of reportsvoid gen_report(void)
  {
    float tsum=0.0;
    struct date d;
    char stng[80];
    ofstream temp_write_file; 
    getdate(&d); 

    // open the Report.dat file for reading 
    temp_write_file.open("temp.dat",ios::out); 
    temp_write_file<<"                         MASTERMIND PVT.LTD"<<endl; 
    temp_write_file<<"                     GENERAL EMPLOYEE REPORT"<<endl; 
    temp_write_file<<"ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ"<<endl; 

    // section to implement Date 
    sprintf(stng," Dated:%d/%d/%d\n",d.da_day,d.da_mon,d.da_year); 
    temp_write_file<<stng<<endl; 
    temp_write_file<<endl; 
    strcpy(stng," "); 

    temp_write_file<<"       Code               Name        Dept          Designation           Salary"<<endl; 
    temp_write_file<<"ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ"<<endl; 
    strcpy(stng," "); 

    temp.seekg(0L,ios::beg); // reset the pointer to ther begining of the file while(temp.read((char *)&erec,sizeof(erec))) 
     { 
    sprintf(stng,"%11ld%19s%12c%21s%17.2f\n",erec.code,erec.name,erec.dept,erec.desg,erec.sal); 
    temp_write_file<<stng; 
    tsum = tsum + erec.sal; 
    strcpy(stng," "); 
     } 
    temp_write_file<<endl; 
    temp_write_file<<"ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ"<<endl; 

    //section to implement the grand Total 
    sprintf(stng,"                                                   Grand total Rs.%.2f\n",tsum); 
    temp_write_file<<stng<<endl; 
    temp_write_file<<"ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ"<<endl; 
    temp_write_file<<"#"<<endl; 
    temp_write_file.close(); 
    system("edit.com temp.dat"); 
    remove("temp.dat"); 
    temp.clear(); 
  }  // end of general report function void pay_slip(void) 
  { 
    char stng[80]; 
    char line[80]; 
    float hra,gp,tax,np; 
    int check = 0; 
    int mcode; 
    struct date d; 
    getdate(&d); 
    clrscr(); 
    gotoxy(10,10); 
    textcolor(YELLOW); 
    cprintf("Salary Slip for code # :"); 
    cin>>mcode; 
    textcolor(WHITE); 
    clrscr(); 
    ofstream temp_file; 
    temp_file.open("temp.dat",ios::out); 
    temp.seekg(0L,ios::beg); 
    sprintf(stng,"                         MASTERMIND PVT.LTD"); 
    temp_file<<stng<<endl; 
    strcpy(stng," "); 
    sprintf(stng,"                          SALARY SLIP"); 
    temp_file<<stng<<endl; 
    strcpy(stng," "); 
    temp_file<<endl<<endl; 
    sprintf(stng," Dated : %d/%d/%d\n",d.da_day,d.da_mon,d.da_year); 
    temp_file<<stng<<endl; 
    temp_file<<"     ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ\n\n"; 

    // Now open the main file 
    temp.seekg(0L,ios::beg); 
    check = 0; 
    while(temp.read((char *)&erec,sizeof(erec))) 
      { 
     if (erec.code == mcode) 
     { 
      check = 1; 
      break;  // if matching record is found break out 
     } 
      } 

    if (check == 0) 
     { 
    gotoxy(20,25); 
    cout<<"Sorry ! No matching Record!!!"<<endl; 
    getch(); 
     } 
    elseif (check == 1) 
    { 
    sprintf(stng, "       Name  : %s                  Department   : %c\n",erec.name,erec.dept); 
    temp_file<<stng; 
    temp_file<<"     ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ\n\n"; 


    // calculation section for hra,gp,tax and net pay switch(erec.dept) 
      { 
     case's': 
     case'S': hra = 15 * erec.sal/100; break; 

     case'T': 
     case't': hra = 18 * erec.sal/100;break; 

     case'R': 
     case'r': hra = 24 * erec.sal/100; break; 

     case'M': 
     case'm': hra = 16 * erec.sal/100;break; 

     case'A': 
     case'a': hra = 19 * erec.sal/100;break; 
    } 
      gp = erec.sal + hra; 

      // section to determine tax switch(erec.dept) 
     { 
       case'S': 
       case's': tax = 3.5 * gp/100; break; 

       case'T': 
       case't': tax = 5 * gp/100;break; 

       case'R': 
       case'r': tax = 7 * gp/100;break; 

       case'M': 
       case'm': tax = 4.5 * gp/100;break; 

       case'A': 
       case'a': tax = 5.5 * gp/100;break; 
     } 
    np = gp- tax; 

    // section to implement the remaining part of the file 

    sprintf(stng,"                          Basic Salary Rs%12.2f\n",erec.sal); 
    temp_file<<stng; 
    strcpy(stng," "); 

    sprintf(stng,"                          HRA          Rs%12.2f\n",hra); 
    temp_file<<stng; 
    strcpy(stng," "); 


    sprintf(stng,"                          Gross Salary Rs%12.2f\n",gp); 
    temp_file<<stng; 
    strcpy(stng," "); 

    sprintf(stng, "                          Tax Deducted Rs%12.2f\n",tax); 
    temp_file<<stng; 
    strcpy(stng," "); 

    temp_file<<"     ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ\n\n"; 
    sprintf(stng,"                          Net Amount   Rs%12.2f\n",np); 
    temp_file<<stng; 
    strcpy(stng," "); 
    temp_file<<"     ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ"; 
    temp_file<<"#"<<endl; 
    strcpy(stng," "); 
    temp_file.close(); 
    system("edit.com temp.dat"); 
    remove("temp.dat"); 
    } 
      temp.clear(); 
      temp.seekg(0L,ios::beg); 

   }  // end of function body void grp_report(void)     //for a grouped report 
  { 



     // Here the complete file is read into a linked list. The // linked list is read repeatedly for each group seperately struct date d; 
      getdate(&d); 

      float sub_total=0.0; 
      float grand_total =0.0; 

      // structure for the linked list struct lemp 
    { 
      int code; 
      char name[30]; 
      char desg[30]; 
      char dept; 
      float sal; 
      struct lemp *link; 
    }*p,*q,*r;   // pointers to the structure // the first node is dummy 

    p = new lemp; q=p; r=p;p->link = NULL; 
    temp.seekg(0L,ios::beg); 

    while (temp.read((char *)&erec, sizeof(erec))) 
      { 
        p = new lemp; 
        p->code = erec.code; 
        strcpy(p->name,erec.name); 
        strcpy(p->desg,erec.desg); 
        p->dept = erec.dept; 
        p->sal = erec.sal; 
        //cout<<p->code<<"  "<<p->name<<"  "<<p->desg<<"  "<<p->dept<<"  "<<p->sal<<endl; 
        grand_total = grand_total + erec.sal; 
        q->link = p; 
        q = p; 
      } 
      q->link = NULL;  // completed the linked list here 
      getch(); 

      // open the file and prepare the grouped Report 

      ofstream temp_file; 
      temp_file.open("temp.dat",ios::out); 
      char ndept[5] = {'S','T','R','M','A'}; 
      int i; 
      char line[80]; 
      char stng[80]; 

      //........... implement the top heading of the Report.......... 

     sprintf(stng,"                         MASTERMIND PVT.LTD"); 
     temp_file<<stng<<endl; 
     strcpy(stng," "); 
     sprintf(stng,"                          GROUPED REPORT"); 
     temp_file<<stng<<endl; 
     strcpy(stng," "); 
     temp_file<<endl<<endl; 
     sprintf(stng," Dated : %d/%d/%d\n",d.da_day,d.da_mon,d.da_year); 
     temp_file<<stng<<endl; 
     temp_file<<"       Code               Name        Dept          Designation           Salary"<<endl; 
     temp_file<<"ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ\n\n"; 

     // ............end of Heading of Report................... // Now to read the linked list based on Array for(i=0;i<5;++i) 
       { 
         p = r->link; 

          if (ndept[i] == 'S') 
              temp_file<<"Sales"<<endl; 
            elseif (ndept[i] == 'T') 
              temp_file<<"Training"<<endl; 
            elseif (ndept[i] == 'R') 
              temp_file<<"Research"<<endl; 
            elseif (ndept[i] == 'M') 
              temp_file<<"Marketing"<<endl; 
            elseif (ndept[i] == 'A') 
              temp_file<<"Administration"<<endl; 

         while (p->link != NULL) 
          { 
           if(p->dept == ndept[i]) 
         { 
           sub_total = sub_total + p->sal; 
           sprintf(stng,"%11d%19s%12c%21s%17.2f\n",p->code,p->name,p->dept,p->desg,p->sal); 
           cout<<stng; 
           temp_file<<stng; 
           strcpy(stng," "); 
         } 
         p = p->link; 
          } 
          temp_file<<"ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ"<<endl; 
          sprintf(stng,"                                                        Subtotal Rs %0.2f\n\n",sub_total); 
          temp_file<<stng; 
          strcpy(stng," "); 
          sub_total = 0; 
        } 
       temp_file<<"ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ"<<endl; 
       sprintf(stng,"                                                    GrandTotal  Rs. %0.2f\n",grand_total); 
       temp_file<<stng<<endl; 
       strcpy(stng," "); 
       temp_file<<"#"<<endl; 
       temp_file.close(); 
       system("edit.com temp.dat"); 
       remove("temp.dat"); 
       temp.clear(); 
     } 




  
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