private void btnRetrieve_Click(object sender, EventArgs e)
{
try
{
IDBManager dbManager = new MySQLDBManager();
gridStudents.DataSource = dbManager.RetrieveStudents();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void btnListStudents_Click(object sender, EventArgs e)
{
try
{
IDBManager dbManager = new MySQLDBManager();
int CourseId = Convert.ToInt32(textBox7.Text);
gridStudents.DataSource = dbManager.RetrieveStudents(CourseId);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void btnRetrieve2_Click(object sender, EventArgs e)
{
try
{
IDBManager dbManager = new MySQLDBManager();
dataGridView1.DataSource = dbManager.RetrieveCourses();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void btnEnroll_Click(object sender, EventArgs e)
{
try
{
IDBManager db = new MySQLDBManager();
Enroll enroll = RetrieveEnrollInformation();
db.EnrollStudent(enroll);
EmptyControlsEnroll();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void btnAddStudent_Click(object sender, EventArgs e)
{
try
{
Student student = RetrieveStudentInformation();
IDBManager db = new MySQLDBManager();
db.AddStudent(student);
EmptyControls();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void btnDeleteCourse_Click(object sender, EventArgs e)
{
try
{
Course course = RetrieveCourseInformation();
IDBManager db = new MySQLDBManager();
db.DeleteCourse(course);
EmptyControlsCours();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
