private void cbb_khachhang_SelectedIndexChanged(object sender, EventArgs e) { if (cbb_khachhang.SelectedValue != null) { string chonKH = cbb_khachhang.SelectedValue.ToString(); if (cbb_khachhang.SelectedIndex == 0) { grv_KH.DataSource = dal_hd.GetAll_KH_HD_HH(); } else { grv_KH.DataSource = dal_hd.GetAll_KH_ID(chonKH); } } //MessageBox.Show(cbb_khachhang.SelectedValue.ToString()); }
public List <DTO_HopDong> GetAll_KH_ID(string KHID) { return(hd.GetAll_KH_ID(KHID)); }