private void cbolop_SelectedValueChanged(object sender, EventArgs e)
{
_idlop = int.Parse(cbolop.SelectedValue.ToString());
if (_idlop == 0)
{
if (_idkhoa == 0)
{
dgv_DanhSach.DataSource = SearchData.Tatcacackhoa(_idkythi);
}
else
{
dgv_DanhSach.DataSource = SearchData.Timkiemtheokhoa(_idkhoa, _idkythi);
}
}
else
{
dgv_DanhSach.DataSource = SearchData.Timkiemtheolop(_idlop, _idkythi);
}
}
private void cbokhoa_SelectedValueChanged(object sender, EventArgs e)
{
try
{
try
{
_idkhoa = int.Parse(cbokhoa.SelectedValue.ToString());
if (_idkhoa == 0)
{
var tb1 = new DataTable();
tb1.Columns.Add("ID", typeof(string));
tb1.Columns.Add("MaLop", typeof(string));
tb1.Rows.Add("0", "- Chọn lớp -");
cbolop.DataSource = tb1;
dgv_DanhSach.DataSource = SearchData.Tatcacackhoa(_idkythi);
}
else
{
var table = SearchData.LoadCboLop(_idkhoa);
var tb = new DataTable();
tb.Columns.Add("ID", typeof(string));
tb.Columns.Add("MaLop", typeof(string));
tb.Rows.Add("0", "- Tất cả các lớp -");
foreach (DataRow row in table.Rows)
{
tb.Rows.Add(row["ID"].ToString(), row["MaLop"].ToString());
}
cbolop.DataSource = tb;
}
}
catch (Exception ex)
{
Log2File.LogExceptionToFile(ex);
}
}
catch (Exception ex)
{
Log2File.LogExceptionToFile(ex);
}
}