private void loadDataGridView()
{
dgvDiemDanh.Columns.Clear();
if (!string.IsNullOrEmpty(cboLop.Text))
{
string datetime = dtNgayDiemDanh.Value.ToString("yyyy-MM-dd");
dgvDiemDanh.DataSource = DiemDanhBLL.LaySoDiemDanhLop(
LopBLL.GetInfoLop(KeyHandle.GetKeyFromCombobox(cboLop.SelectedItem.ToString())),
datetime.Split(' ')[0]);
TaoPhieuTrong();
if (dgvDiemDanh.RowCount <= 0)
{
lbThongBao.Text = "Ngày " + dtNgayDiemDanh.Value.ToString("dd-MM-yyyy") + " chưa có điểm danh";
lbThongBao.Visible = true;
btnLuuDiemDanh.Enabled = false;
}
else
{
lbThongBao.Visible = false;
btnLuuDiemDanh.Enabled = true;
for (int i = 0; i < dgvDiemDanh.RowCount; i++)
{
DataGridViewCheckBoxCell chkBoxCell = (DataGridViewCheckBoxCell)dgvDiemDanh.Rows[i].Cells["HienDienCheckbox"];
if (dgvDiemDanh.Rows[i].Cells["HienDien"].Value.ToString() == "1")
{
chkBoxCell.Value = "true";
}
else
{
chkBoxCell.Value = "false";
}
}
}
}
}
