private void load_cboKhoiLop() { if (cboNamHoc.Text != "") { string maNamHoc = NAMHOC_BUS.LayNamHocHienTai().MANAMHOC; cboKhoiLop.Properties.DataSource = KHOILOP_BUS.LayKhoiTheoNamHoc(maNamHoc); cboKhoiLop.Properties.DisplayMember = "TENKHOI"; cboKhoiLop.Properties.ValueMember = "MAKHOI"; } }
private void load_cboKhoiLop() { if (cboNamHoc.Text != "") { string maNamHoc = cboNamHoc.EditValue.ToString(); cboKhoiLop.Properties.DataSource = KHOILOP_BUS.LayKhoiTheoNamHoc(maNamHoc); cboKhoiLop.Properties.DisplayMember = "TENKHOI"; cboKhoiLop.Properties.ValueMember = "MAKHOI"; } }
//load_cboNamHocCu private void load_cboKhoiLopCu1() { if (cboNamHocCu.Text != "") { string maNamHoc = cboNamHocCu.EditValue.ToString(); cboKhoiCu.Properties.DataSource = KHOILOP_BUS.LayKhoiTheoNamHoc(maNamHoc); cboKhoiCu.Properties.DisplayMember = "TENKHOI"; cboKhoiCu.Properties.ValueMember = "MAKHOI"; //cboKhoiCu.EditValue = null; } else { cboKhoiCu.Properties.DataSource = null; } cboKhoiCu.EditValue = null; }