private void LoadCanHo(int tang)
{
cboCanHo.Items.Clear();
var danhSachCanHoTheoTang = context.layDanhSachCanHoTheoTang(tang);
foreach (var canHo in danhSachCanHoTheoTang)
{
cboCanHo.Items.Add(canHo.ma.ToString().Trim());
}
}
private void cboTang_SelectedIndexChanged(object sender, EventArgs e)
{
int indexChange = cboTang.SelectedIndex;
var danhSachCanHoTheoTang = context.layDanhSachCanHoTheoTang(Convert.ToInt16(cboTang.Text.Trim()));
cboMaCanHo.Items.Clear();
foreach (var ch in danhSachCanHoTheoTang)
{
cboMaCanHo.Items.Add(ch.ma.ToString().Trim());
}
}