Monday, 21 March 2016

C++ Program For School Management System ( SMS Project ) With source Code

#include<iostream.h>
#include<conio.h>
#include<stdio.h>
#include<string.h>
#include<iomanip>
#include<fstream.h>
#include<dos.h>
using namespace std;

struct marks_criteria
{
int sc_min,com_min,arts_min, seat_sc, seat_com, seat_arts;
} crit;

struct administrator
{
char user_name[10];
char password[10];
}admin;

struct  student
{
char name[20];
int regno,m_eng,m_math,m_sc,m_sst,m_lang;
int pref_code, stream;
// Sc=1, Com=2; Arts=3;


public:
void new_file();
void input_data();
void allot_stream();
int get_stream();
void display();
int show_per()
{
return((m_eng+m_math+m_sc+m_sst+m_lang)/5);
}

};
void welcome();
void menu();
int verify_password();
void assign_user();
void clear();
void input_criteria();
void read_criteria();
void read_student();
void create_eligible_sc();
void create_eligible_com();
void create_eligible_arts();
void read_eligible_sc();
void read_eligible_com();
void read_eligible_arts();
char * stream_name(int strm);
void select_list( char *in_file, char *out_file);
void thanks();

student s;
 main()
{


//     clrscr();
     welcome();

    // cout<<"welcome";
fstream fin, fout;
fstream fsc, fcom, farts;
int opt=1, ch;

while(opt!=8)
{
// clrscr();


 clear();
cout<<"\n\t======================  MAIN   MENU  =======================\n";
cout<<"\n\t[1] CREATE / MODIFY  ADMISSION  CRITERIA(Administrator only)";
cout<<"\n\n\t[2] ENTER STUDENT'S DATA ";
cout<<"\n\n\t[3] ALLOTMENT OF  STREAM";
cout<<"\n\n\t[4] DISPLAY CRITERIA FOR SELECTION";
cout<<"\n\n\t[5] DISPLAY ALLOTMENT OF  STUDENT'S STREAM";
cout<<"\n\n\t[6] DISPLAY ALL  STUDENT'S REGISTERED";
cout<<"\n\n\t[7] CREATE / DISPLAY MERIT LIST";
cout<<"\n\n\t[8] QUIT";
cout<<"\n\t=============================================================\n";
cout<<"\n\n\t\tEnter your  choice : ";
cin>>opt;
switch(opt)
{
case 1:
int p;
assign_user();
p=verify_password();
if(p==0)
{

input_criteria();
}
else
{
cout<<"\n\tU R Not a Valid User.";
cout<<"\n\tU Dont have the Authority to Create Question Bank. Bye\n\n";
}
break;

case 2:
      int option;
      //clrscr();
      cout<<"\nWhat do u want --\n\n\n\n\n\tCreate  a new student information  file or Append to the existing file?\n\n\t(press 1 for new creation and 2 for appending)";
      cin>>option;
      if(option==1)
      {
 s.new_file();
 }
 else
 {
s.input_data();
}
break;

case 3:
//clrscr();
// read_student();
fin.open("student" ,ios::in|ios::out);

fsc.open("elig_sc",ios::out);
fcom.open("eligcom",ios::out);
farts.open("eligart",ios::out);

while(fin.read((char*)& s,sizeof(s)))
{


s.allot_stream();

s.get_stream();

//if(s.get_stream()==0)
      cout<<"\nApplication Rejected. Not Eligible\n";

if(s.get_stream()==1)
fsc.write((char*)& s,sizeof(s));


if(s.get_stream()==2)
fcom.write((char*)& s,sizeof(s));

if(s.get_stream()==3)
farts.write((char*)& s,sizeof(s));



}
fin.close();
fsc.close();
fcom.close();
farts.close();
cout<<"\n*******************************************";
cout<<"\n\n\tSTREAM ALLOCATION DONE.";
cout<<"\n*******************************************";
break;
case 4:
read_criteria();
// clear();
cout<<"\n Sc : "<<crit.sc_min;
cout<<"\n Com : "<<crit.com_min;
cout<<"\n Sc : "<<crit.arts_min;


break;

case 5:

cout<<"\n Enter 1 for Sc, 2 for Com, 3 for Arts  :  ";
cin>>ch;
if (ch==1)
read_eligible_sc();

if (ch==2)
read_eligible_com();
if (ch==3)
read_eligible_arts();

break;
case 6:         //clrscr() ;
read_student();
break;
case 7:
{
char c;
int k=1;
cout<<"\n****************************************";
cout<<"\n****************************************";
cout<<"\n    M E R I T  L I S T";
cout<<"\n    ==================";
cout<<"\n\tEnter 1 for MERIT LIST SCIENCE ";
cout<<"\n\tEnter 2 for MERIT LIST COMMERCE ";
cout<<"\n\tEnter 3 for MERIT LIST ARTS \t";
cout<<"\n****************************************";
cout<<"\n****************************************"; cin>>k;
if (k==1)
{
select_list("elig_sc","sell_sc");
fin.open("sell_sc",ios::in);
}
if (k==2)
{
select_list("eligcom","sellcom");
fin.open("sellcom",ios::in);
}
if (k==3)
{
select_list("eligart","sellart");
fin.open("sellart",ios::in);
}
if(k>=1 && k<=3)
{
while(fin.read((char*)& s,sizeof(s)))
{
s.display();

cout<<"\n\t Continue (y/n)?";
cin>>c;
if(c=='n')
break;

}

}
fin.close();
fin.close();
fin.close();
break;
}
case 8:
  thanks();
   // cout<<"\nTHANKS BYE ";
       // exit(0);
break;
}

}

 }

// END OF WHILE


void assign_user()
{

strcpy(admin.user_name, "rimi");
strcpy(admin.password, "rimi");


}
int verify_password()
{
char u_name[10];
char u_pwd[10],temp[2];
int x=1;
cout<<"\n\n   Enter user name : ";
cin>>u_name;
cout<<"\n\n   Enter Password : ";
cin>>u_pwd;
x=strcmp(admin.user_name,u_name);
if (x==0)
{
x=strcmp(admin.password,u_pwd);

}
cin.getline(temp,2);
return(x);

}
void student::allot_stream()
{
int per=(m_eng+m_math+m_sc+m_sst+m_lang)/5;
read_criteria();

switch(pref_code)
{
case 1:
if(per>=crit.sc_min)
stream=pref_code;
else
stream=0;

break;
case 2:
if(per>=crit.com_min)
stream=pref_code;
else
stream=0;
break;
case 3:
if(per>=crit.arts_min)
stream=pref_code;
else
stream=0;
break;
}
}

int student::get_stream()
{
return(stream);
}


void input_criteria()
{
fstream fout;
fout.open("criteria" ,ios::in|ios::out);
cout<<"\nEnter  the  required marks for SCIENCE stream(in percentage)";
cin>>crit.sc_min;
cout<<"\nEnter  No. of Seats for SCIENCE stream";
cin>>crit.seat_sc;
cout<<"\nEnter  the  required marks for COMMERCE stream(in percentage)";
cin>>crit.com_min;
cout<<"\nEnter  No. of Seats for COMMERCE stream";
cin>>crit.seat_com;
cout<<"\nEnter  the  required marks for ARTS stream(in percentage)";
cin>>crit.arts_min;
cout<<"\nEnter  No. of Seats for ARTS stream";
cin>>crit.seat_arts;
fout.write((char*)& crit,sizeof(crit));
fout.close();
}

void read_criteria()
{
fstream fin;
fin.open("criteria" ,ios::in);
fin.read((char*)& crit,sizeof(crit));
fin.close();

}

void student::input_data()
{     //clrscr();
fstream fin;
fin.open("student",ios::app|ios::out);
char t[2], ans;
while(1)
{
cout<<"\nEnter  the  name of the  student  :  ";
cin>>name;
cout<<"\n\nEnter  the roll of the  student  :  ";
cin>>regno;
cout<<"\n\nEnter  marks in eng  :  ";
cin>>m_eng;
cout<<"\n\nEnter  marks in math  :  ";
cin>>m_math;
cout<<"\n\nEnter  marks in science  :  ";
cin>>m_sc;
cout<<"\n\nEnter  marks in sst  :  ";
cin>>m_sst;
cout<<"\n\nEnter  marks in language  :  ";
cin>>m_lang;
cout<<"==================STREAM  PREFERED?================ \n";
cout<<"\t"<<"[1] for SCIENCE\n";
cout<<"\t"<<"[2] for COMMERCE\n";
cout<<"\t"<<"[3] for ARTS ";
cout<<"\n================================================= \n\tENTER PREFERENCE CODE : ";
cin>>pref_code;
stream=-1;
fin.write((char*)&s,sizeof(s));
cin.getline(t,2);
cout<<"\n\tEnter More Student ? (y/n)";
cin>>ans;
if (ans=='n')
break;
}
fin.close();
}
void student::new_file()
{     //clrscr();
fstream fin;
fin.open("student",ios::out);
char t[2], ans;
while(1)
{
cout<<"\nEnter  the  name of the  student  :  ";
gets(name);
cout<<"\n\nEnter  the roll of the  student  :  ";
cin>>regno;
cout<<"\n\nEnter  marks in eng  :  ";
cin>>m_eng;
cout<<"\n\nEnter  marks in math  :  ";
cin>>m_math;
cout<<"\n\nEnter  marks in science  :  ";
cin>>m_sc;
cout<<"\n\nEnter  marks in sst  :  ";
cin>>m_sst;
cout<<"\n\nEnter  marks in language  :  ";
cin>>m_lang;
cout<<"==================STREAM  PREFERED?================ \n";
cout<<"\t"<<"[1] for SCIENCE\n";
cout<<"\t"<<"[2] for COMMERCE\n";
cout<<"\t"<<"[3] for ARTS ";
cout<<"\n================================================= \n\tENTER PREFERENCE CODE : ";
cin>>pref_code;
stream=-1;
fin.write((char*)&s,sizeof(s));
cin.getline(t,2);
cout<<"\n\tEnter More Student ? (y/n)";
cin>>ans;
if (ans=='n')
break;
}
fin.close();
}
void student::display()
{

cout<<"\n============================================\n";
cout<<"\n\tNAME : "<<name;
cout<<"\n\tREGISTRATION NO. : "<<regno;
cout<<"\n\tPERCENTAGE OF MARKS : "<<( (m_eng+m_math+m_sc+m_sst+m_lang)/5)<<"%";
cout<<"\n\tSTREAM APPLIED FOR :  "<<stream_name(pref_code);
       // cout<<"\n\tSTREAM ALLOTED : "<<stream_name(stream);
cout<<"\n============================================\n";

}

void read_student()
{
fstream fin;
char c;
fin.open("student" ,ios::in);
while(fin.read((char*)& s,sizeof(s)))
{
s.display();
cout<<"\n\tPress any no. to continue ";
cin>>c;
cout<<"\n";
}
fin.close();

}



void read_eligible_sc()
{
char ans;
fstream fout;
fout.open("elig_sc",ios::in);
fout.seekg(0);
while(fout.read((char*)& s,sizeof(s)))
{
s.display();
cout<<"\n\t Continue (y/n)? ";

cin>>ans;

if (ans=='n')
break;

}
fout.close();

}

void read_eligible_com()
{
char ans;
fstream fout;
fout.open("eligcom",ios::in);

while(fout.read((char*)& s,sizeof(s)))
{
s.display();
cout<<"\n\t Continue (y/n)? ";

cin>>ans;

if (ans=='n')
break;

}
fout.close();
}



void read_eligible_arts()
{
char ans;
fstream fout;
fout.open("eligart",ios::in);

while(fout.read((char*)& s,sizeof(s)))
{
s.display();
cout<<"\n\t Continue (y/n)? ";

cin>>ans;

if (ans=='n')
break;

}
fout.close();
}
void clear()
{
// for(int i=1;i< =24;i++)
// cout<<"\n";
}
char * stream_name(int strm)
{
switch(strm)
{
case -1:
return("Not assigned");
   // break;
case 0:
return("Nill");
    // break;
case 1:
return("Science");
 // break;
case 2:
return("Commerce");
    // break;
case 3:
return("Arts");
   // break;
   default:
return("None");
}
}
void select_list( char *in_file, char *out_file)
{
fstream sel, fin;
int n=0, i,j;
student sl[100], t;


sel.open(out_file, ios::out);
fin.open(in_file,ios::in);

while(fin.read((char*)& sl[n],sizeof(s)))
{
n++;

}
cout<<"\nNo of Eligible Students  = "<<n<<"\n";
for(i=0;i<n;i++)
{
for(j=i+1;j<=n;j++)
{
if ( sl[i].show_per()<sl[j].show_per())
{
t=sl[j];
sl[j]=sl[i];
sl[i]=t;
}
}
}
for(i=0;i<n;i++)
{
sel.write((char*)& sl[i],sizeof(s));
}
sel.close();
fin.close();

}
void welcome()
   {
     //clrscr();
     int z;
cout<<"\t%%      %%      ";
       cout<<"\n\t%%      %% %%%%%%% %%      %%%%%%  %%%%%% %%%%  %%%% %%%%%%%";
       cout<<"\n\t%%      %% %%      %%      %%      %%  %% %%  %%% %% %%       ";
       cout<<"\n\t%%  %%  %% %%%%%   %%      %%      %%  %% %%  %%% %% %%%%%      ";
       cout<<"\n\t%%  %%  %% %%      %%      %%      %%  %% %%      %% %%           ";
       cout<<"\n\t%%%%%%%%%% %%%%%%% %%%%%%% %%%%%%% %%%%%% %%      %% %%%%%%%     ";
       cout<<"\n\n\t\t\t        $$$$$$$$  $$$$$        ";
       cout<<"\n\t\t\t           $$     $   $      ";
       cout<<"\n\t\t\t           $$     $$$$$    ";

       cout<<"\n\n\n\tCOMPUTER   PROJECT  (********  ON STREAM ALLOCATION  *******)";
     
cout<<" \n\n\n\t\t     press any number and 'ENTER' to continue: ";
cin>>z;

    // getch();
    }
    void thanks()
{     int w;
//clrscr();
cout<<"\n\n\n\n\n\n\n\n\n\n\t**********   T H A N K   Y O U   F O R   W O R K I N G   *******";
cout<<"\n\n\n\n\n\n\n\t\t\t Press Any Number And Then 'ENTER' to exit";
cin>>w;
}


Output:-

Main Window


www.programmingwithbasics.com

Main Menu

www.programmingwithbasics.com


Result & Stream Window

www.programmingwithbasics.com

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