private void BTN_Delete_Click(object sender, EventArgs e)
        {
            DialogResult MsgResult;

            Database.UpdateLoginCredentials(TXT_TeacherID.Text, TXT_TeacherPass.Text);
            if (Database.ComparisonTeachers())
            {
                Database.UpdateLoginCredentials(TXT_Username.Text, TXT_Password.Text);
                if (Database.ComparisonStudents())
                {
                    MsgResult = MessageBox.Show("Would you like to delete this student?", "Deleting Student", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
                    if (MsgResult == DialogResult.Yes)
                    {
                        Database.DeleteStudent();
                        MessageBox.Show("Student Deleted!");
                        Form Loadup = new LoginScreen(Database);
                        Loadup.Show();
                        this.Dispose();
                    }
                }
                else
                {
                    Database.SearchTeacher(TXT_FirstName.Text);
                    MsgResult = MessageBox.Show("Would you like to delete this teacher?", "Deleting Teacher", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
                    if (MsgResult == DialogResult.Yes)
                    {
                        Database.DeleteTeacher();
                        MessageBox.Show("Teacher Deleted!");
                        Form Loadup = new LoginScreen(Database);
                        Loadup.Show();
                        this.Dispose();
                    }
                }
            }
            else
            {
                MsgResult = MessageBox.Show("Invalid Teacher Credentials", "Invalid Details", MessageBoxButtons.OK, MessageBoxIcon.Question);
                if (MsgResult == DialogResult.Yes)
                {
                    TXT_TeacherID.Clear();
                    TXT_TeacherPass.Clear();
                }
            }
        }
 private void NewStudentDetails_Load(object sender, EventArgs e)
 {
     if (_IsTeacher)
     {
         Database.SearchTeacher(_FirstName);
         LBL_Title.Text     = "Teacher Details";
         LBL_Username.Text  = "Teacher ID";
         TXT_FirstName.Text = "Teacher Name";
         TXT_FirstName.DataBindings.Add("Text", Database.tblTeachers, "TeacherName");
         TXT_Username.DataBindings.Add("Text", Database.tblTeachers, "TeacherID");
         TXT_Pass.DataBindings.Add("Text", Database.tblTeachers, "Passwords");
     }
     else
     {
         TXT_Username.DataBindings.Add("Text", Database.tblStudents, "Username");
         TXT_Pass.DataBindings.Add("Text", Database.tblStudents, "Passwords");
         TXT_FirstName.Text = _FirstName;
     }
 }