int main(void){
Student st[20];
int nrOfStudents;
int option = 0;
while (option != 5) {
option = menu();
switch (option){
case 1:
cin.ignore();
addStudent(st, nrOfStudents);
break;
case 2:
showAllStudents(st, nrOfStudents);
break;
case 3:
cin.ignore();
if(removeStudent(st, nrOfStudents) != -1)
cout << "Succesful!\n";
break;
case 4:
int position;
position = findStudent(st, nrOfStudents);
if(position != -1){
st[position].show();
}
else
cout << "Not found\n";
break;
}
}
return 0;
}
void MainWindow::on_actionFindStudent_triggered()
{
fStudentDialog = new findStudentDialog(student,this);
connect(fStudentDialog, SIGNAL(accepted()), this, SLOT(updateTableView()));
connect(fStudentDialog, SIGNAL(accepted()), this, SLOT(findStudent()));
fStudentDialog->show();
}
void StudentList::searchByStudentId()
{
int id;
cout << "학생의 학번을 검색합니다." << endl;
cout << "검색할 학생의 학번을 입력하시오 : ";
cin >> id;
selectDisplayStudent(findStudent(id)); // 탐색한 학생을 출력
}
bool removeStudent(Student st[], int &nrOfStudents){
bool isRemoved = false;
int position = -1;
cout << "Enter name to search: " << endl;
position = findStudent(st, nrOfStudents);
if(position != -1){
st[position] = st[nrOfStudents];
isRemoved = true;
nrOfStudents--;
}
return isRemoved;
}
void TaskManager::changeStudent(StudentList& s_list)
{
ioHandler ioh;
ioh.putString(" 학생 정보를 수정합니다 ");
int id = ioh.getInteger(" 수정할 학생의 학번을 입력하시오 : ");
ioh.putString(" 다음 학생의 정보를 수정합니다 ");
Student s = ioh.getStudent();
s_list.updateStudent(findStudent(s_list, id), s); // 검색 후 지정된 id의 정보를 기준으로 생성자를 삽입하는 함수를 호출
}
void TaskManager::unregisterStudent(StudentList& s_list)
{
ioHandler ioh;
ioh.putString(" 학생 정보를 삭제합니다 ");
int id = ioh.getInteger(" 삭제할 학생의 학번을 입력하시오 : ");
for (int i = findStudent(s_list, id); i < s_list.getCount(); i++)
{
s_list.deleteStudent(i); // 전의 공간에 다음 공간을 덮어 씌워주는 배열 함수를 호출
}
}
int MainWindow::gotText()
{
QString name = this->findName(ui->numberEntry->text().toInt());
ui->numberEntry->setText("");
if(name==NULL)
{
ui->log->append("Invalid ID: Please try again");
return 0;
}
Student *currStudent = findStudent(name); //gets the student object
name = currStudent->getName(); //really redundant fix soon please
QString time = (QTime::currentTime().toString());
//int date = (const int QDate::month());
QString date = QDate::currentDate().toString();
if (!currStudent->isSignedIn())
{ //if the user is not signed in
currStudent->setSignedIn(true); //sign him in
ui->log->append("Signed in: " + name);
currStudent->getLastSignIn()->start(); //and start the timer for how long he is there
QFile file("data.csv");
QFileInfo fileInfo("data.csv");
//ui->log->append(fileInfo.absoluteFilePath());
if (file.open(QFile::WriteOnly|QFile::Append))
{
QTextStream stream(&file);
stream << name << "," << time <<"," << "Sign In," << date << "\r\n"; // this writes first line with two columns
file.close();
} else {
ui->log->append("This shit don't work");
}
}
else if (currStudent->isSignedIn()) { //if the user is signed in
currStudent->setSignedIn(false); //sign him out
int elapsed = currStudent->getLastSignIn()->elapsed(); //magically get the numbers for how long he has been there
int seconds = (int) (elapsed / 1000) % 60 ;
int minutes = (int) ((elapsed / (1000*60)) % 60);
int hours = (int) ((elapsed / (1000*60*60)) % 24);
ui->log->append("Signed out: " + name + " || Duration: " + QString::number(hours)+ ":" + QString::number(minutes) + ":" + QString::number(seconds)); //display it to him
currStudent->getLastSignIn()->restart(); //and restart the timer?
QFile file("data.csv");
if (file.open(QFile::WriteOnly|QFile::Append))
{
QTextStream stream(&file);
stream << name << "," << time <<"," << "Sign Out," << date << "\r\n"; // this writes first line with two columns
file.close();
}
//if(currStudent->getLastSignIn()->elapsed()==0 || (currStudent->getCorrectSignIn() && currStudent->getLastSignIn()->elapsed()>57600000))
// {
// currStudent->setCorrectSignOut(false);
// ui->log->append("Signed in: " + name);
// currStudent->getLastSignIn()->start();
// }
// else if(!currStudent->getCorrectSignIn() && currStudent->getLastSignIn()->elapsed()>57600000)//57600000 //16 hours in millesonds
// {
// currStudent->setCorrectSignOut(false);
// ui->log->append("You did not sign-out last time, resigning-in");
// ui->log->append("Signed in: " + name);
// currStudent->getLastSignIn()->restart();
// }
// else if(currStudent->getLastSignIn()->elapsed()<5400000)//5400000 //1 hour 30 minutes in seconds
// {
// int elapsed = currStudent->getLastSignIn()->elapsed();
// int seconds = (int) (elapsed / 1000) % 60 ;
// int minutes = (int) ((elapsed / (1000*60)) % 60);
// int hours = (int) ((elapsed / (1000*60*60)) % 24);
// ui->log->append("Signed out: " + name + " || Duration: " + QString::number(hours)+ ":" + QString::number(minutes) + ":" + QString::number(seconds));
// currStudent->getLastSignIn()->restart();
// }
// else if(currStudent->getLastSignIn()->elapsed()>5400000)
// {
// currStudent->setCorrectSignOut(true);
// int elapsed = currStudent->getLastSignIn()->elapsed();
// int seconds = (int) (elapsed / 1000) % 60 ;
// int minutes = (int) ((elapsed / (1000*60)) % 60);
// int hours = (int) ((elapsed / (1000*60*60)) % 24);
// ui->log->append("Signed out: " + name + " || Duration: " + QString::number(hours)+ ":" + QString::number(minutes) + ":" + QString::number(seconds));
// currStudent->getLastSignIn()->restart();
// this->manager->changeStatus(name);
// }
}
return 1;
}
int main(int argc, char* argv[])
{
Student studer = findStudent(argv[1],3);
printf("%.20f\n",studer.gpa);
return 0;
}
/* * * * * * * * * * * * * * * * * * * * * * * * *
Main Program:
Display menu, get and run user choice.
* * * * * * * * * * * * * * * * * * * * * * * * */
int main()
{
int choice = 0; // store user selection
int quit = 0; // flag to end program
// print the menu, loop until user quits
do {
printf("\n\nWelcome to STUDENTS!\n===================\n\n"
"There are currently %d students in memory.\n\n"
"1. Add New Student(s)\n"
"2. Find Student by Last Name\n"
"3. List All Students\n"
"4. Sort Database\n"
"5. Load Students File (./students.dat)\n"
"6. Save Students File (./students.dat)\n"
"7. Clear Memory (New Database)\n"
"8. Quit\n\n", numStudents);
// input the user selection
choice = inputInteger("Choice: ");
printf("\n");
// run the appropriate function based on user choice
switch (choice)
{
case 1: // add
addStudents();
break;
case 2: // find
findStudent();
break;
case 3: // list
listStudents();
break;
case 4: // sort
sortStudents();
break;
case 5: // load
if (numStudents == 0 || confirm("LOAD file and LOSE all students in memory (y/n) ? "))
loadStudents();
break;
case 6: // save (only if students[] is not empty)
if (numStudents == 0) printf("There are no students to save yet!\n");
else if (confirm("OVERWRITE the file (y/n) ? "))
saveStudents();
break;
case 7: // new
if (confirm("DELETE all students from memory (y/n) ? "))
clearStudents();
break;
case 8: // quit
default: // quit
if (confirm("QUIT and LOSE all data in memory (y/n) ? "))
{
printf("\nThank you and goodbye!\n\n");
quit = 1;
}
break;
}
} while (quit == 0); // keep repeating until user chooses to quit
// quit = 1: end program successfully
#ifdef _MSC_VER
getchar();
getchar();
#endif
return 0;
}
int main(){
student_t *head, *newStudent,*temp;
int age,major;
float gpa;
char * name, *name1, cr;
char *msg;
int i;
int answer,data;
head = NULL;
printf("You are now entering the student zone!\n");
answer = menu();
while(answer != 7){
switch (answer) {
case 1:
printf("enter age:\n");
scanf("%d%c",&age,&cr);
printf("enter gpa:\n");
scanf("%f%c",&gpa,&cr);
printf("enter major:\n");
scanf("%d%c",&major,&cr);
printf("enter name:\n");
name = getline();
//printf("length: %d\n",strlen(name));
newStudent = createStudent(age, name,major,gpa);
break;
case 2:
insertStudent(&head,newStudent);
break;
case 3:
printf("enter student name to delete\n");
name1 = getline();
deleteStudent(&head,name1);
free(name1);
break;
case 4:
printf("enter student name to investigate\n");
name1 = getline();
data = dataMenu();
switch (data) {
case 1:
temp = findStudent(head, name1);
if(temp == NULL){
printf("Student %s not found \n",name1);
break;
}
age = getAge( temp);
printf("The age of %s, is %d\n",name1,age);
break;
case 2:
temp = findStudent(head, name1);
if(temp == NULL){
printf("Student %s not found \n",name1);
break;
}
gpa = getGpa( temp);
printf("The gpa of %s, is %f\n",name1,gpa);
break;
case 3:
temp = findStudent(head, name1);
if(temp == NULL){
printf("Student %s not found \n",name1);
break;
}
major = getMajor( temp);
printf("The gpa of %s, is %d\n",name1,major);
break;
default:
break;
}
break;
case 5:
temp = head;
while(temp != NULL){
msg = toString( temp);
printf("%s\n",msg);
temp = temp->link;
}
break;
case 6:
insertStudentRear(&head,newStudent);
break;
default:
break;
}
answer = menu();
}
printf("BYE\n");
return(0);
}
