private void comboCourse_SelectedIndexChanged(object sender, EventArgs e)
{
btnStopAttendance.Visible = false;
lblCourse.Visible = false;
lblRegistered.Visible = false;
btnTakeAttendance.Enabled = false;
if (comboCourse.SelectedIndex > 0)
{
_courseId = comboCourse.SelectedValue.ToString();
_studentFingers = _repo.GetFingersOfCourseStudents(_courseId);
if (_studentFingers == null)
{
Base.ShowError("", "There is no active semester. You cannot take attendance");
return;
}
if (_studentFingers.Count == 0)
{
Base.ShowError("", "There is no registered students with fingerprints enrolled. You cannot take attendance");
return;
}
btnTakeAttendance.Enabled = true;
lblCourse.Text = comboCourse.SelectedText;
lblCourse.Visible = true;
lblRegistered.Text = "Registered Students (with Fingerprints enrolled): " + _studentFingers.Select(x => x.StudentId).Distinct().Count().ToString();
lblRegistered.Visible = true;
comboScanner.Items.Clear();
comboScanner.Items.Add("Digital Persona Scanner");
comboScanner.SelectedIndex = 0;
comboScanner.Enabled = true;
LoadTodayAttendanceForCourse();
}
}