public TakeAttendance()
{
InitializeComponent();
studentTable = new StudentTable();
attendanceTable = new AttendanceTable();
this.Disposed += (s, e) => { qrWebcam.DisposeCamera(); };
allStudents = studentTable.GetAllStudents();
markAttendances();
}
private void ViewStudent_Load(object sender, EventArgs e)
{
gridStudents.DataSource = studentTable.GetAllStudents();
gridStudents.Refresh();
}