// Button close method
private void BtnClose_Click(object sender, EventArgs e)
{
// Try catch method
try
{
// Attempt to save
ClsInstitute.Save();
}
// If failed catch the error
catch (Exception ex)
{
// And display message box
MessageBox.Show(ex.Message);
}
// Closes the program
Close();
}
// Form constructor
public FrmMain()
{
InitializeComponent();
// Try catch method
try
{
// Attempt to retrieve the student list
ClsInstitute.Retrieve();
// Update the total balance
UpdateTotalStudents();
}
// If failed catch the error
catch (Exception ex)
{
// And display message box
MessageBox.Show(ex.Message);
}
}
private void UpdateTotalStudents()
{
// Displaying the total students and the total balance in currenct format, 0 is the student count, 1 is the total balance, we use the C to show the balance in the country specific currency format
LblStudentDetails.Text = string.Format("{0} Student(s)\nTotal Balance: {1:C}", ClsInstitute.StudentList.Count, ClsInstitute.TotalBalance());
}
