Student Record System in C

[aruljothi]

#include<stdio.h>
#include<conio.h>
#include<string.h>
#include<dos.h>
#include<stdlib.h>
#include<ctype.h>

FILE *fp;

struct student{
  char snum[13];
  char fname[20];
  char sname[20];
  char mi;
  char ccode;
}record;

void Temp1(void);
void twolinebox(int x1,int y1,int x2,int y2){
int x,y;
gotoxy(x1,y1); printf("É"); //alt-201
gotoxy(x2,y1); printf("»"); //alt-187
  for(y=y1+1;y<y2;y++){
    gotoxy(x1,y); printf("º"); //alt-186
    gotoxy(x2,y); printf("º"); //alt-186
  }
gotoxy(x1,y2); printf("È"); //alt-200
gotoxy(x2,y2); printf("¼"); //alt-188
  for(x=x1+1;x<x2;x++){
    gotoxy(x,y1); printf("Í"); //alt-205
    gotoxy(x,y2); printf("Í"); //alt-205
  }
gotoxy(x1+1,y1+1);
}

void printxy(int x,int y,char string[]){
gotoxy(x,y); printf("%s",string);
}

void center(int y,char string[]){
int x=(80-strlen(string)+1)/2;
gotoxy(x,y);printf("%s",string);
}

void Create(void){
  char opt;
  center(21,"WARNING!!!");
  center(22,"You are about to create a new file");
  center(23,"This will erase all records in the file...");
  center(24,"Are you sure you want to proceed?[Y/N] ");
  opt=getche(); opt=toupper(opt);
  if(opt=='Y'){
   fp=fopen("Group4.txt","w");
   center(24,"                                             ");
   center(24,"File successfully created!");
  }
   getch();
fclose(fp);
}
void Add(void){
   char opt;
   fp=fopen("Group4.txt","a");

   clrscr();
   Temp1();
   gotoxy(19,8);  scanf(" "); gets(record.snum);
   gotoxy(19,10); scanf(" "); gets(record.fname);
   gotoxy(19,12); scanf(" "); gets(record.sname);
   gotoxy(19,14); record.mi=getche();    record.mi=toupper(record.mi);
   gotoxy(19,16); record.ccode=getche();
record.ccode=toupper(record.ccode);
   gotoxy(5,22); clreol(); printxy(79,22,"º");
   fprintf(fp,"%s %s %s %c
%c",record.snum,record.fname,record.sname,record.mi,record.ccode);
   gotoxy(5,21); clreol(); center(21,"Record successfully added!");
printxy(79,21,"º");  gotoxy(53,22); delay(1000);
   center(22,"Press any key to go to main menu..."); getch();
   fclose(fp);
}


void Temp1(void){
  twolinebox(2,6,79,20);
  twolinebox(2,20,79,24);
  twolinebox(2,2,79,24);
  center(4,"ADD RECORD");
  printxy(6,8,"Student no: ");
  printxy(6,10,"First Name: ");
  printxy(6,12,"Last Name: ");
  printxy(6,14,"Middle init:");
  printxy(6,16,"Course code: ");
  center(22,"Course code: [A]-CompSci, -for InfoTech, [any
key]-Sevices");
  gotoxy(19,7);
}

void List(void){
int count=0,i,x=0,page=1,CS=0,IT=0,Serv=0;

fp=fopen("Group4.txt","r");


clrscr();
center(2,"Polytechnic University of the Philippines");
center(3,"Sta. Mesa, Manila");
center(5,"College of Computer Management and Information Technology");
printxy(10,7,"Record     Student #             Name
Course");
for(i=1;i<80;i++){ gotoxy(i,8); puts("Í"); /*Alt-205*/ }

while(fscanf(fp,"%s %s %s %c
%c",&record.snum,&record.fname,&record.sname,&record.mi,&record.ccode)!=EO
F){
    if(count!=0&&count%5==0){ printxy(5,23,"Press any key to
continue..."); getch(); x=0;
      for(i=10;i<=24;i++){gotoxy(1,i); clreol();}
    page++;
    }
    gotoxy(70,4); printf("Page %d",page);
    gotoxy(13,10+x); printf("%d",count+1);
    gotoxy(19,10+x); printf("%s",record.snum);
    gotoxy(37,10+x); printf("%s, %s
%c.",record.sname,record.fname,record.mi);
    gotoxy(62,10+x);
       switch(record.ccode){
    case 'A': printf("CompSci"); CS++; break;
    case 'B': printf("InfoTech"); IT++; break;
    default : printf("Services"); Serv++; break;
       }
  x++;
  count++;
}
printxy(25,17,"TOTAL");
gotoxy(15,18); printf("Comp Sci: %d",CS);
gotoxy(15,19); printf("InfoTech: %d",IT);
gotoxy(15,20); printf("Services: %d",Serv);
printxy(5,23,"Press any key to go to main menu...");
getch();

fclose(fp);
}

void Quit(void){
clrscr();
twolinebox(2,2,79,24);
center(8,"PROGRAMMED");
center(9,"BY");
center(11,"Group 4");
center(13,"Badion, Frederick A.");
center(14,"Sañosa, Emmanuel R.");
center(15,"Zamora, Sweet Joan J.");
delay(5000);
exit(1);
fclose(fp);
}

void Err_mess(void){
sound(1000);
center(22,"Invalid Input!");
delay(1000);
nosound();
}


void main(){
char choice;
   do{
     clrscr();
     twolinebox(29,6,51,8);
     twolinebox(20,5,60,18);
     twolinebox(2,20,79,25);
     twolinebox(2,2,79,25);

     center(7,"MAIN MENU");
     printxy(30,9,"Press:");
     printxy(30,11,"[A]-Create File");
     printxy(30,12,"-Add Record");
     printxy(30,13,"[C]-List Record");
     printxy(30,14,"[D]-Quit Program");
     printxy(30,16,"Enter your choice..."); gotoxy(50,16);
     choice=getch(); choice=toupper(choice);
       switch(choice){
     case 'A': Create(); break;
     case 'B': Add(); break;
     case 'C': List(); break;
     case 'D': Quit(); break;
     default: Err_mess(); break;
       }
   }while(choice!='D');
}

[suprabhat]

student record system was helpful to me to gain more knowledge in progarmming in c