private void btn_Query_Click(object sender, EventArgs e) { try { WaitingFrom.ShowWait(""); if (string.IsNullOrEmpty(txt_mat_code.Text.Trim()) && string.IsNullOrEmpty(txt_Name.Text.Trim()) && string.IsNullOrEmpty(txt_GZ.Text.Trim()) && string.IsNullOrEmpty(txt_Spec.Text.Trim()) && string.IsNullOrEmpty(txt_Len.Text.Trim())) { MessageBox.Show("请输入查询条件进行查询!"); return; } int C_MAT_TYPE = 0; if (this.rbtn_zl.SelectedIndex == 0) { C_MAT_TYPE = 8; } else { C_MAT_TYPE = 6; } DataTable dt = bllWL.GetListByWhere(txt_mat_code.Text.Trim(), txt_Name.Text.Trim(), txt_GZ.Text.Trim(), txt_Spec.Text.Trim(), txt_Len.Text.Trim(), C_MAT_TYPE).Tables[0]; this.gc_wl.DataSource = dt; this.gv_wl.BestFitColumns(); SetGridViewRowNum.SetRowNum(gv_wl); WaitingFrom.CloseWait(); } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }