CSDN无刷新留言

新年的第一篇BLOG！！！

C#代码：

<mce:script runat="server"><!-- ProductBLL ProductInfo = new ProductBLL(); int ID; ProductCategoryBLL Category = new ProductCategoryBLL(); protected int hit = 1; string Name = string.Empty; string Title = string.Empty; protected string CategoryInfo; protected string TitleKey; string ModifyTime; protected string Content = string.Empty; protected string ParentTitle = string.Empty; InfoBLL InfoMethod = new InfoBLL(); protected string Keyword; protected string Pic; protected string PictureUrl; protected string Price = string.Empty; string MemberName = string.Empty; CommentsBLL CommentMethod = new CommentsBLL(); Comments Comment = new Comments(); protected void Page_Load(object sender, EventArgs e) { AjaxPro.Utility.RegisterTypeForAjax(GetType()); ID = FormUtil.GetQueryInt("ID"); DataTable DT = Category.GetDataByID(ID, "laozhuangProduct"); if (DT.Rows.Count > 0) { Title = DT.Rows[0][1].ToString(); ModifyTime = Convert.ToDateTime(DT.Rows[0][2].ToString()).ToShortDateString(); Content = DT.Rows[0][11].ToString(); PictureUrl = DT.Rows[0][12].ToString(); hit += Convert.ToInt32(DT.Rows[0][14].ToString()); Price = DT.Rows[0]["Keyword"].ToString(); Category.Update(ID, "laozhuangProduct", hit); ParentTitle = Category.GetTitle(Convert.ToInt32(DT.Rows[0][15].ToString()), "laozhuangProductCategory"); } MemberName = FormUtil.GetCookieString("Member"); if (MemberName.Equals("")) { MemberName = "匿名用户"; } ShowTitle(); } public void ShowTitle() { DataTable Dt = InfoMethod.GetDataByID(1, "laozhuangInfo"); if (Dt.Rows.Count > 0) { Keyword = Dt.Rows[0][1].ToString(); } } [AjaxPro.AjaxMethod] public int Num(string Results) { int i=0; string User = string.Empty; string Mail = string.Empty; string rank = string.Empty; string r = string.Empty; string Content = string.Empty; string tit = string.Empty; int pid = 0; string[] str = Results.Split(','); if(str.Length>0) { User = str[0].ToString(); Mail = str[1].ToString(); rank = str[2].ToString(); Content = str[3].ToString(); pid = int.Parse(str[4].ToString()); tit = str[5].ToString(); } switch (r) { case "0": rank = "images/stars.gif"; break; case "1": rank = "images/stars1.gif"; break; case "2": rank = "images/stars2.gif"; break; case "3": rank = "images/stars3.gif"; break; case "4": rank = "images/stars4.gif"; break; default: rank = "images/stars5.gif"; break; } Comment.MemberName = User; Comment.EMail = Mail; Comment.Keyword = rank; Comment.Description = Content; Comment.ProductID = pid; Comment.Title = tit; if (CommentMethod.Insert(Comment, "") > 0) { i = 1; } else { i = 0; } return i; }// --></mce:script>

 

JS代码：

<mce:script type="text/javascript"><!--var XMLHttp;var pid;var tit;var $=function(id){ return document.getElementById(id);}function SubmitInfo(){var user=$("user").innerHTML;var mail=$("mail").value;var radioChk=document.getElementsByName("rank");var rank;var content=$("content").value; for(var i=0;i<radioChk.length;i++) { if(radioChk[i].checked) { rank=radioChk[i].value; } }var results=user+','+mail+','+rank+','+content+','+pid+','+tit; ASP.wsgw_info_aspx.Num(results,callback)}function callback(res){ if(res.value==1) { setTimeout(ShowInfo,1000); }} function CreateXmlHttpRequest() { //浏览器的判断 if(window.XMLHttpRequest) { //Mozilla浏览器 XMLHttp=new XMLHttpRequest(); } //IE浏览器 else if(window.ActiveXObject) { try { XMLHttp=new ActiveXObject("Msxml2.XMLHttp"); } catch (e) { try { XMLHttp=new ActiveXObject("Microsoft.XMLHttp"); } catch(e) { } } } } function ShowInfo(){ CreateXmlHttpRequest(); if(XMLHttp==null) { return; } XMLHttp.open("POST","UserHandler/UserComment.ashx?ID="+pid,true); XMLHttp.onreadystatechange=StateChange; XMLHttp.send(null); }function StateChange(){ if(XMLHttp.readyState==4) { if(XMLHttp.status==200) { var res=XMLHttp.responseText; $("Comments").innerHTML=res; } }} function GetTitle(){ pid=<%=ID %>; tit='<%=Title %>';}// --></mce:script>

HTML

  <div id="Comments"> <!--显示留言内容的DIV--> </div>