void m_txt_chon_thang_EditValueChanged(object sender, EventArgs e)
{
try
{
if (!kiem_tra_thang_da_giam_tru_chua(CIPConvert.ToDecimal(m_txt_chon_nam.EditValue)))
{
m_chk_giam_tru.Checked = false;
m_chk_giam_tru.Enabled = true;
}
else
{
m_chk_giam_tru.Checked = true;
m_chk_giam_tru.Enabled = false;
m_chk_giam_tru.Text = "Đã giảm trừ";
}
}
catch (Exception v_e)
{
CSystemLog_301.ExceptionHandle(v_e);
}
}