//保存 protected void btnSave_Click(object sender, EventArgs e) { string strErr = ""; string upload1 = ""; if (ViewState["urlname1"] != null) { upload1 = ViewState["urlname1"].ToString(); } if (upload1 == "") { MessageBox.Show(this, "请上传图片"); return; } upload1 = upload1.Substring(upload1.LastIndexOf("/") + 1, upload1.Length - upload1.LastIndexOf("/") - 1); int i = 0; if (!int.TryParse(txtSort.Text, out i) && int.Parse(txtSort.Text) < 0) { strErr += "排序号必需是大于或等于0的整数!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } string LinkImage = upload1; string LinkName = this.txtLinkName.Text; string LinkUrl = this.txtLinkUrl.Text; string sort = txtSort.Text.Trim(); lgk.BLL.tb_Link bll = new lgk.BLL.tb_Link(); lgk.Model.tb_Link model = new lgk.Model.tb_Link(); if (id != 0) { model = bll.GetModel(id); } model.LinkImage = LinkImage; //链接图片 model.LinkName = LinkName; //链接名称 model.LinkUrl = LinkUrl; //链接地址 model.Status = int.Parse(sort); //排序号 model.Link001 = type; model.Link002 = ""; if (id == 0) { bll.Add(model); } else { bll.Update(model); } // MessageBox.ShowAndRedirect(this, "保存成功!", "add.aspx"); MyRedirect(type); }
//绑定数据 private void ShowInfo(int ID) { lgk.BLL.tb_Link bll = new lgk.BLL.tb_Link(); lgk.Model.tb_Link model = bll.GetModel(ID); this.Image1.ImageUrl = "../../Upload/Banner/" + model.LinkImage; this.txtLinkName.Text = model.LinkName; this.txtLinkUrl.Text = model.LinkUrl; this.txtSort.Text = model.Status.ToString(); ViewState["urlname1"] = model.LinkImage; }
/// <summary> /// 得到一个对象实体 /// </summary> public lgk.Model.tb_Link GetModel(long ID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 ID,LinkImage,LinkName,LinkUrl,Status,Link001,Link002 from tb_Link "); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = ID; lgk.Model.tb_Link model = new lgk.Model.tb_Link(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { if (ds.Tables[0].Rows[0]["ID"] != null && ds.Tables[0].Rows[0]["ID"].ToString() != "") { model.ID = int.Parse(ds.Tables[0].Rows[0]["ID"].ToString()); } if (ds.Tables[0].Rows[0]["LinkImage"] != null && ds.Tables[0].Rows[0]["LinkImage"].ToString() != "") { model.LinkImage = ds.Tables[0].Rows[0]["LinkImage"].ToString(); } if (ds.Tables[0].Rows[0]["LinkName"] != null && ds.Tables[0].Rows[0]["LinkName"].ToString() != "") { model.LinkName = ds.Tables[0].Rows[0]["LinkName"].ToString(); } if (ds.Tables[0].Rows[0]["LinkUrl"] != null && ds.Tables[0].Rows[0]["LinkUrl"].ToString() != "") { model.LinkUrl = ds.Tables[0].Rows[0]["LinkUrl"].ToString(); } if (ds.Tables[0].Rows[0]["Status"] != null && ds.Tables[0].Rows[0]["Status"].ToString() != "") { model.Status = int.Parse(ds.Tables[0].Rows[0]["Status"].ToString()); } if (ds.Tables[0].Rows[0]["Link001"] != null && ds.Tables[0].Rows[0]["Link001"].ToString() != "") { model.Link001 = ds.Tables[0].Rows[0]["Link001"].ToString(); } if (ds.Tables[0].Rows[0]["Link002"] != null && ds.Tables[0].Rows[0]["Link002"].ToString() != "") { model.Link002 = ds.Tables[0].Rows[0]["Link002"].ToString(); } return(model); } else { return(null); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(lgk.Model.tb_Link model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update tb_Link set "); strSql.Append("LinkImage=@LinkImage,"); strSql.Append("LinkName=@LinkName,"); strSql.Append("LinkUrl=@LinkUrl,"); strSql.Append("Status=@Status,"); strSql.Append("Link001=@Link001,"); strSql.Append("Link002=@Link002"); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@LinkImage", SqlDbType.VarChar, 100), new SqlParameter("@LinkName", SqlDbType.VarChar, 50), new SqlParameter("@LinkUrl", SqlDbType.VarChar, 100), new SqlParameter("@Status", SqlDbType.Int, 4), new SqlParameter("@Link001", SqlDbType.VarChar, 50), new SqlParameter("@Link002", SqlDbType.VarChar, 50), new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = model.LinkImage; parameters[1].Value = model.LinkName; parameters[2].Value = model.LinkUrl; parameters[3].Value = model.Status; parameters[4].Value = model.Link001; parameters[5].Value = model.Link002; parameters[6].Value = model.ID; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(lgk.Model.tb_Link model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into tb_Link("); strSql.Append("LinkImage,LinkName,LinkUrl,Status,Link001,Link002)"); strSql.Append(" values ("); strSql.Append("@LinkImage,@LinkName,@LinkUrl,@Status,@Link001,@Link002)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@LinkImage", SqlDbType.VarChar, 100), new SqlParameter("@LinkName", SqlDbType.VarChar, 50), new SqlParameter("@LinkUrl", SqlDbType.VarChar, 100), new SqlParameter("@Status", SqlDbType.Int, 4), new SqlParameter("@Link001", SqlDbType.VarChar, 50), new SqlParameter("@Link002", SqlDbType.VarChar, 50) }; parameters[0].Value = model.LinkImage; parameters[1].Value = model.LinkName; parameters[2].Value = model.LinkUrl; parameters[3].Value = model.Status; parameters[4].Value = model.Link001; parameters[5].Value = model.Link002; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }