با سلام و عرض خسته نباشید
مشکلی دارم و اونم اینه که هنگامی که page عوض میشه data key خالی میشه و ارور index was out of range must be non negative and ... رو میده . اگه کسی راهنماییم کنه ممنون میشم
کد html :
<%@ Page Title="" Language="C#" MasterPageFile="~/Fa/SiteMasterPage.Master" AutoEventWireup="true" CodeBehind="FAQ.aspx.cs" Inherits="FaraSanaatProject.Fa.FAQ.FAQ" %>
<asp:Content ID="Content1" ContentPlaceHolderID="head" runat="server">
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="server">
<form runat="server">
<div class="master-wrapper">
<!-- ========== -->
<!-- = Breadcrumbs = -->
<!-- ========== -->
<div class="darker-stripe">
<div class="container">
<div class="row">
<div class="span12">
<ul class="breadcrumb">
<li>
<a href="../../../../../../../../../../Fa/"> فراصنعت </a>
</li>
<li><span class="icon-chevron-left" style="font-size:8px;"> </span></li>
<li>
<a href="#"> سوالات متداول </a>
</li>
</ul>
</div>
</div>
</div>
</div>
<div class="container">
<div class="push-up top-equal blocks-spacer">
<div class="row">
<!-- ========== -->
<!-- = Main Title = -->
<!-- ========== -->
<div class="span12">
<div class="title-area">
<h1 class="inline"><span class="light">سخت افزار</span></h1>
<h2 class="inline tagline" style="font-style:normal;">- سوالات متداول در زمینه سخت افزار </h2>
</div>
</div>
<!-- ========== -->
<!-- = Main content = -->
<!-- ========== -->
<section class="span8 blog">
<!-- = Simple Post = -->
<!-- ========== -->
<asp:DataList ID="dListItems" runat="server" RepeatDirection="Vertical" RepeatColumns="2" DataKeyField="FAQId" OnItemCommand="dListItems_ItemCommand" >
<ItemTemplate >
<article class="post format-standard">
<div class="post-inner">
<div class="post-title">
<h2><a href="#"><span class="light"> <%#Eval("FAQTitle") %> </span></a></h2>
<div class="metadata">
نوشته شده توسط : <%#Eval("UserWirter") %> /
<%#Eval("FAQRegPersianDate") %>
</div>
</div>
<p class="push-down-25"><%#Eval("FAQShortDescription") %></p>
<asp:LinkButton ID="LinkBtnDetails" runat="server" CssClass="btn btn-primary bold" CommandArgument='<%#Eval("RowIndex") %>' CommandName="btnDetails" >ادامه مطلب</asp:LinkButton>
</div>
</article>
</ItemTemplate>
</asp:DataList>
<asp:PlaceHolder ID="PlaceHolder1" runat="server"></asp:PlaceHolder>
<hr />
<div class="pagination">
<style>
.btnPageNumber {
padding:3px 10px;
font-weight:bold;
font-size:14px;
cursor:pointer;
color:#fff;
background:#00becc;
border:1px solid transparent;
}
</style>
<ul>
<li><asp:Button ID="btnfirst" runat="server" Text="<<" onclick="btnfirst_Click" CssClass="btnPageNumber" /></li>
<li><asp:Button ID="btnprevious" runat="server" Text="قبلی" onclick="btnprevious_Click" CssClass="btnPageNumber" /></li>
<li><asp:Button ID="btnnext" runat="server" Text="بعدی" onclick="btnnext_Click" CssClass="btnPageNumber" /></li>
<li><asp:Button ID="btnlast" runat="server" Text=">>" onclick="btnlast_Click" CssClass="btnPageNumber" /></li>
</ul>
</div> <!-- /pagination -->
</section> <!-- /main content -->
<!-- ========== -->
<!-- = Sidebar = -->
<!-- ========== -->
<aside class="span4 right-sidebar">
<!-- ========== -->
<!-- = Search Widget = -->
<!-- ========== -->
<div class="sidebar-item widget_search">
<!-- <div class="underlined">
<h3><span class="light">Search</span></h3>
</div> -->
<div class="form" id="searchform" role="search">
<input type="text" id="appendedInputButton" class="input-block-level" name="s" placeholder=" جستجو در سوالات .... " />
<button type="submit">
<i class="icon-search"></i>
</button>
</div>
</div>
</aside> <!-- /sidebar -->
</div>
</div>
</div> <!-- /container -->
</div> <!-- end of master-wrapper -->
</form>
</asp:Content>
کد C#
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace FaraSanaatProject.Fa.FAQ
{
public partial class FAQ : System.Web.UI.Page
{
DataSet Dset;
static PagedDataSource AdSource;
int Pos;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
this.ViewState["vs"] = 0;
}
Pos = (int)this.ViewState["vs"];
_dataBind();
}
public void _dataBind()
{
try
{
AdSource = new PagedDataSource();
AppCode.SQLConnection SQL_Read = new AppCode.SQLConnection();
NameValueCollection NVC_Read = new NameValueCollection();
DataSet ds = new DataSet();
AppCode.SQLConnection._DBReaderWithDataSetWithStoreProcedure("sp_Main_AllFaqSelect", NVC_Read, ref ds);
if (ds.Tables.Count == 0 || ds.Tables.Count < 0)
{
//DivMesseage.InnerHtml = AppCode.Functions._ShowMessage(" توجه ", " هیچ اطلاعاتی یافت نشد ");
//RunMesseageBox();
return;
}
else
{
if (ds.Tables[0].Rows.Count > 0)
{
AdSource.DataSource = ds.Tables[0].DefaultView;
AdSource.PageSize = 1;
AdSource.AllowPaging = true;
AdSource.CurrentPageIndex = Pos;
btnfirst.Enabled = !AdSource.IsFirstPage;
btnprevious.Enabled = !AdSource.IsFirstPage;
btnlast.Enabled = !AdSource.IsLastPage;
btnnext.Enabled = !AdSource.IsLastPage;
dListItems.DataSource = AdSource;
dListItems.DataBind();
//dListItems.DataSource = ds.Tables[0];
//dListItems.DataBind();
}
else
{
dListItems.DataSource = ds.Tables[""];
dListItems.DataBind();
// Divmsg.InnerHtml = AppCode.Function._ShowMessage("توجه", AppCode.Message._DivWarning("هیچ اطلاعاتی یافت نشد"));
return;
}
}
}
catch (Exception ex)
{
//AppCode.Function._RunJavaScript("alert('خطا 001 :" + ex.Message + "')");
//return;
}
}
protected void btnfirst_Click(object sender, EventArgs e)
{
Pos = 0;
_dataBind();
}
protected void btnprevious_Click(object sender, EventArgs e)
{
Pos = (int)this.ViewState["vs"];
Pos -= 1;
this.ViewState["vs"] = Pos;
_dataBind();
}
protected void btnnext_Click(object sender, EventArgs e)
{
Pos = (int)this.ViewState["vs"];
Pos += 1;
this.ViewState["vs"] = Pos;
_dataBind();
}
protected void btnlast_Click(object sender, EventArgs e)
{
Pos = AdSource.PageCount - 1;
_dataBind();
}
protected void dListItems_ItemCommand(object source, DataListCommandEventArgs e)
{
try
{
if (e.CommandName.Equals("btnDetails"))
{
String Row_Index = e.CommandArgument.ToString();
String Row_ID = dListItems.DataKeys[Int32.Parse(Row_Index) - 1].ToString();
Session.Add("__FAQDetailsId",Row_ID);
Response.Redirect("~/Fa/FAQ/FAQDetails.aspx");
}
}
catch (Exception ex)
{
// DivMesseage.InnerHtml = AppCode.Functions._ShowMessage("خطا 001", "خطا در برقراری ارتباط با سرور");
// RunMesseageBox();
return;
}
}
}
}
هیچ کاربری تا کنون از این پست تشکر نکرده است
با ما تماس بگیرید تا در این مسیر همراهتان باشیم :)