private void button8_Click(object sender, EventArgs e)
{
string message = "";
string id = (textBox11.Text);
if (id == "")
{
MessageBox.Show("Enter student ID ");
}
else
{
if (students.ContainsKey((Convert.ToInt32(textBox11.Text))))
{
Student s = (Student)students[(Convert.ToInt32(textBox11.Text))];
message += "First Name: " + s.getFirstName() + "\n";
message += "Last Name: " + s.getLastName() + "\n";
message += "Email: " + s.getEmail() + "\n";
MessageBox.Show(message);
}
else
{
MessageBox.Show("Course not found");
}
}
}
private void button7_Click(object sender, EventArgs e)
{
String error = "";
if (textBox6.Text.Equals("") || comboBox2.SelectedIndex < 0)
{
error += "The field can't be empty.\n";
}
if (error == "")
{
foreach (Course c in courses.Values)
{
if (c.getCourseId() == Convert.ToInt32(comboBox2.SelectedItem.ToString()))
{
Student s = (Student)students[Convert.ToInt32(textBox6.Text)];
if (s == null)
{
MessageBox.Show("Student not found.");
break;
}
if (c.findStudent(s) == 1)
{
MessageBox.Show("Student already exists.");
}
if (c.findStudent(s) == 0)
{
c.AddStudent(s);
MessageBox.Show("Student: " + s.getFirstName() + " " + s.getLastName() + " added into course: " + c.getCourseName());
}
}
}
}
}
