private void comboBoxMaNV2_SelectedIndexChanged(object sender, EventArgs e) { Reset2(); string MaNV = cbbMaNV2.SelectedItem.ToString(); //db.loadTextBox(textBoxTenNV2, "SELECT HoTenNV FROM dbo.HoSoNV WHERE MaNV=N'" + "'"); db.loadTextBox(txtTenNV2, "SELECT TenNV FROM dbo.HoSoNV WHERE MaNV=N'" + MaNV + "'"); string ten = txtTenNV2.Text.Trim(); db.loadTextBox(txtTenNV2, "SELECT HoDemNV FROM dbo.HoSoNV WHERE MaNV=N'" + MaNV + "'"); string ho = txtTenNV2.Text.Trim(); string HoTenNV = ho + " " + ten; txtTenNV2.Text = HoTenNV; db.loadComboBox_Show(cbbMaPB, "SELECT MaPB FROM dbo.HoSoNV WHERE MaNV=N'" + MaNV + "'"); db.loadDataGridView(dgvTS, "SELECT * FROM dbo.CDThaiSan"); }