private void updateStudents()
{
studentDB.writeFile(studentList);
studentList.Clear();
studentList = studentDB.readFile();
//every time the student list changes, the display needs to be changed.
displayStudents();
}
public void writeFile(StudentList someList)
{
StreamWriter textWriter = new StreamWriter(new FileStream(file, FileMode.Create, FileAccess.Write));
foreach (Student s in someList)
{
textWriter.WriteLine(s.ToString());
}
textWriter.Close();
}
public StudentList readFile()
{
StudentList studentList = new StudentList();
StreamReader fileReader = new StreamReader(new FileStream(file, FileMode.Open, FileAccess.Read));
while (fileReader.Peek() != -1)
{
string line = fileReader.ReadLine();
string[] infoArray = line.Split('|');
string name = infoArray[0];
List <int> gradeList = new List <int>();
for (int i = 1; i < infoArray.Length; i++)
{
gradeList.Add(Convert.ToInt32(infoArray[i]));
}
studentList.Add(new Student(name, gradeList));
}
fileReader.Close();
return(studentList);
}
private void Form1_Load(object sender, EventArgs e)
{
studentList = studentDB.readFile();
displayStudents();
}
