private void button4_Click(object sender, EventArgs e)
{
try
{
this.Hide();
frmStudent objFrmStudent = new frmStudent(s_id, userName);
objFrmStudent.Show();
}
catch (Exception ex)
{
MessageBox.Show("An error occurred but your application did not crash. Please contact a system admin if this continues.");
string filePath = @"C:\Users\Error.txt";
using (StreamWriter writer = new StreamWriter(filePath, true))
{
writer.WriteLine("-----------------------------------------------------------------------------");
writer.WriteLine("Date : " + DateTime.Now.ToString());
writer.WriteLine();
while (ex != null)
{
writer.WriteLine(ex.GetType().FullName);
writer.WriteLine("Message : " + ex.Message);
writer.WriteLine("StackTrace : " + ex.StackTrace);
}
}
}
}
private void FillData()
{
sqlConn.Open();
SqlCommand cmd = new SqlCommand("select c_id_num from course.course_records where s_id_num = '" + s_id + "' and current_course = '" + 1 + "'", sqlConn);
SqlDataAdapter sda = new SqlDataAdapter(cmd);
DataTable dtbl = new DataTable();
sda.Fill(dtbl);
if (dtbl.Rows.Count == 0)
{
MessageBox.Show("You have not enrolled in any courses as of yet.");
this.Hide();
frmStudent objFrmStudent = new frmStudent(s_id, userName);
objFrmStudent.Show();
}
else
{
for (int i = 0; i < dtbl.Rows.Count; i++)
{
int result = Convert.ToInt32(dtbl.Rows[i]["c_id_num"]);
SqlCommand cmd2 = new SqlCommand("select course_name from course.course_offerings where c_id_num = '" + result + "'", sqlConn);
string course = cmd2.ExecuteScalar().ToString();
listView1.Items.Add(course);
}
}
}
private void listView1_SelectedIndexChanged(object sender, EventArgs e)
{
int cId;
int fId;
if (this.listView1.SelectedItems.Count == 0)
{
return;
}
string selCourse1 = this.listView1.SelectedItems[0].Text;
sqlConn.Open();
SqlCommand cmd5 = new SqlCommand("select c_id_num, f_id_num from course.course_offerings where course_name = '" + selCourse1 + "' ", sqlConn);
SqlDataAdapter sda4 = new SqlDataAdapter(cmd5);
DataTable dtbl3 = new DataTable();
sda4.Fill(dtbl3);
SqlCommand cmd6 = new SqlCommand("select current_course from course.course_records where current_course = '" + 1 + "' and s_id_num = '" + s_id + "'", sqlConn);
SqlDataAdapter sda5 = new SqlDataAdapter(cmd6);
DataTable dtbl4 = new DataTable();
sda5.Fill(dtbl4);
if (dtbl4.Rows.Count > 2)
{
MessageBox.Show("You can only take 3 courses at one time.");
}
else
{
for (int i = 0; i < dtbl3.Rows.Count; i++)
{
cId = Convert.ToInt32(dtbl3.Rows[i]["c_id_num"]);
fId = Convert.ToInt32(dtbl3.Rows[i]["f_id_num"]);
SqlCommand cmd7 = new SqlCommand("insert into course.course_records(c_id_num, f_id_num, s_id_num, student_grade, current_course, student_finished_course)" +
"values ('" + cId + "', '" + fId + "', '" + s_id + "', '" + "a" + "', '" + 1 + "', '" + 0 + "')", sqlConn);
cmd7.ExecuteScalar();
}
}
sqlConn.Close();
this.Hide();
frmStudent objFrmStudent = new frmStudent(s_id, userName);
objFrmStudent.Show();
}
private void btnLogin_Click_1(object sender, EventArgs e)
{
try
{
string userName = textUsername.Text;
string passWord = textPassword.Text;
SqlCommand cmd = new SqlCommand("select username,password from tbl_Login where username ='******'and password ='******'", sqlConn);
SqlDataAdapter sda = new SqlDataAdapter(cmd);
DataTable dtbl = new DataTable();
sda.Fill(dtbl);
if (dtbl.Rows.Count > 0)
{
sqlConn.Open();
SqlCommand cmd2 = new SqlCommand("select login_type from tbl_Login where username ='******' and password ='******'", sqlConn);
// Get result
int result = ((int)cmd2.ExecuteScalar());
// Admin Dashboard
if (result == 1)
{
frmAdmin objFrmDash = new frmAdmin();
this.Hide();
objFrmDash.Show();
}
// Faculty Dashboard
else if (result == 2)
{
frmFaculty objFrmDash = new frmFaculty();
this.Hide();
objFrmDash.Show();
}
// Student Dashboard
else if (result == 3)
{
int s_id;
string uName = userName.Substring(userName.IndexOf('.') + 1);
SqlCommand cmd1 = new SqlCommand("select s_id_num from student.student_records where last_name like '%" + uName + "%'", sqlConn);
s_id = ((int)cmd1.ExecuteScalar());
frmStudent objFrmDash = new frmStudent(s_id, userName);
this.Hide();
objFrmDash.Show();
}
}
else
{
MessageBox.Show("Check your username or password.");
textUsername.Clear();
textPassword.Clear();
}
sqlConn.Close();
}
catch (Exception ex)
{
MessageBox.Show("An error occurred but your application did not crash. Please contact a system admin if this continues.");
string filePath = @"C:\Users\Error.txt";
using (StreamWriter writer = new StreamWriter(filePath, true))
{
writer.WriteLine("-----------------------------------------------------------------------------");
writer.WriteLine("Date : " + DateTime.Now.ToString());
writer.WriteLine();
while (ex != null)
{
writer.WriteLine(ex.GetType().FullName);
writer.WriteLine("Message : " + ex.Message);
writer.WriteLine("StackTrace : " + ex.StackTrace);
}
}
}
}
