protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { int nID = 0; if (Request.QueryString["nID"] != null && int.TryParse(Request.QueryString["nID"].ToString(), out nID) && nID > 0) { lblBigtitle.Text = "编辑数据"; BtnAdd.Visible = false; DBLL.clsPartners clPartners = new DBLL.clsPartners(); DataTable dt = clPartners.Select_tb_PartnersBynPartnersID(nID); if (dt != null && dt.Rows.Count > 0) { hfID.Value = dt.Rows[0]["nPartnersID"].ToString(); txtsImageNameCN.Text = dt.Rows[0]["sImageNameCN"].ToString(); txtsImageNameEN.Text = dt.Rows[0]["sImageNameEN"].ToString(); Image3.ImageUrl = dt.Rows[0]["sImagePath"].ToString(); if (Image3.ImageUrl != "") { lblsImagePath.Visible = false; Label2.Visible = true; Button1.Visible = true; Image3.Visible = true; } else { lblsImagePath.Visible = true; Label2.Visible = false; Button1.Visible = false; Image3.Visible = false; } txtnSorting.Text = dt.Rows[0]["nSorting"].ToString(); //绑定数据 } } else { lblBigtitle.Text = "添加数据"; btnUpdate.Visible = false; BtnAdd.Visible = true; } } }