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SqlConnection (. NET C #) connectivity and paging
The. NET Access data mechanism determines that accessing large amounts of data can cause client machines to consume a significant amount of resources, so it is necessary to page out data, develop tools vs.net+sqlserver, language C #
1. Add a reference
Introduce the Aspnetpager control into the project, adding references to the ASPX page, and adding the Aspnetpager DLL file to the Bin folder directory
Using System.Data.SqlClient;
Using Wuqi.webdiyer;
2. The foreground display page aspx
<%@ page language= "C #" autoeventwireup= "true" codefile= "Default.aspx.cs" inherits= "_default"%>
<%@ Register assembly= "Aspnetpager" namespace= "Wuqi.webdiyer" tagprefix= "Webdiyer"%>
<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<title> Untitled Page </title>
<link href= "Stylesheet.css" rel= "StyleSheet" type= "Text/css"/>
<body>
<form id= "Form1" runat= "Server" >
<div>
<asp:repeater id= "Repeater1" runat= "Server" >
<HeaderTemplate><ul></HeaderTemplate>
<ItemTemplate>
<li><%# "Customer ID:" +eval ("CustomerID")%> <%# "Company Name:" +eval ("CompanyName")%> <%# "contact Address: "+eval" ("Address")%></li>
</ItemTemplate>
<FooterTemplate></ul></FooterTemplate>
</asp:Repeater>
<br/>
<webdiyer:aspnetpager id= "AspNetPager1" runat= "Server" firstpagetext= "lastpagetext=" "
Nextpagetext= "Next" onpagechanging= "aspnetpager1_pagechanging" cssclass= "pages" currentpagebuttonclass= "CPB" prevpagetext= "Prev" >
</webdiyer:AspNetPager>
</div>
</form>
</body>
3. Background Code Section Aspx.cs
Using System;
Using System.Data;
Using System.Configuration;
Using System.Web;
Using System.Web.Security;
Using System.Web.UI;
Using System.Web.UI.WebControls;
Using System.Web.UI.WebControls.WebParts;
Using System.Web.UI.HtmlControls;
Using System.Data.SqlClient;
Using Wuqi.webdiyer;
public partial class _default:system.web.ui.page
{
protected void Page_Load (object sender, EventArgs e)
{
if (! IsPostBack)
{
Bindsql ();
}
}
private void Bindsql ()
{
SqlConnection con = new SqlConnection ("Data source=20090731-5465;initial catalog=northwind;integrated security=true") ;
Con. Open ();
SqlDataAdapter sqlda = new SqlDataAdapter ("Select * from Customers", con);
DataSet ds = new DataSet ();
Sqlda. Fill (DS);
PagedDataSource pdslist = new PagedDataSource ();
Pdslist.datasource = ds. Tables[0]. DefaultView;
pdslist.allowpaging = true;//Data source allows paging
Pdslist.pagesize = this. aspnetpager1.pagesize;//the paging size of the control
Pdslist.currentpageindex = this. aspnetpager1.currentpageindex-1;//Display the current page
setting controls
This. Aspnetpager1.recordcount = ds. Tables[0]. rows.count;//Total Records
This. Aspnetpager1.pagesize = 10;
This. Repeater1.datasource = pdslist;
This. Repeater1.databind ();
}
protected void Aspnetpager1_pagechanging (Object src, Pagechangingeventargs e)
{
Aspnetpager1.currentpageindex = E.newpageindex;
Bindsql ();
}
}
4.CSS File Style Sheet
Body {
}
. pages {color: #999;}
. pages a,. pages. CPB {text-decoration:none;float:left; padding:0 5px; border:1px solid #ddd; background: #ffff; margin: 0 2px; font-size:11px; Color: #000;}
. pages A:hover {background-color: #E61636; color: #fff; border:1px solid #E61636; text-decoration:none;}
. pages. CPB {font-weight:bold; color: #fff; background: #E61636; border:1px solid #E61636;}
(GO). NET implement Repeater control +aspnetpager control pagination
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