最近在討論區看到這個問題,小弟利用asp.net ajax的timer來實作這個功能
利用timer每隔一段時間,讓gridview自動跳頁並且更新gridview的內容
asp.net(c#)
GridviewAutoPage.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="GridviewAutoPage.aspx.cs"
Inherits="GridviewAutoPage" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>GridviewAutoPage</title>
<meta http-equiv="Page-Enter" content="blendTrans(duration=1)" />
<meta http-equiv="Page-Exit" content="blendTrans(duration=1)" />
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:GridView ID="GridView1" runat="server" AllowPaging="True" PageSize="1">
</asp:GridView>
</ContentTemplate>
<Triggers>
<asp:AsyncPostBackTrigger ControlID="Timer1" EventName="Tick" />
</Triggers>
</asp:UpdatePanel>
</div>
<asp:Timer ID="Timer1" runat="server" Interval="1000" OnTick="Timer1_Tick">
</asp:Timer>
</form>
</body>
</html>
Inherits="GridviewAutoPage" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>GridviewAutoPage</title>
<meta http-equiv="Page-Enter" content="blendTrans(duration=1)" />
<meta http-equiv="Page-Exit" content="blendTrans(duration=1)" />
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:GridView ID="GridView1" runat="server" AllowPaging="True" PageSize="1">
</asp:GridView>
</ContentTemplate>
<Triggers>
<asp:AsyncPostBackTrigger ControlID="Timer1" EventName="Tick" />
</Triggers>
</asp:UpdatePanel>
</div>
<asp:Timer ID="Timer1" runat="server" Interval="1000" OnTick="Timer1_Tick">
</asp:Timer>
</form>
</body>
</html>
GridviewAutoPage.aspx.cs
using System;
using System.Data;
using System.Configuration;
using System.Collections;
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;
public partial class GridviewAutoPage : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
LoadData();
}
}
protected void LoadData()
{
this.GridView1.DataSource = new string[] { "Dotblogs", "F6 Team", "puma" };
this.GridView1.DataBind();
}
protected void Timer1_Tick(object sender, EventArgs e)
{
if (this.GridView1.PageCount > 1)
{
if (this.GridView1.PageIndex == this.GridView1.PageCount - 1)
{
this.GridView1.PageIndex = 0;
LoadData();
}
else
{
this.GridView1.PageIndex = this.GridView1.PageIndex + 1;
LoadData();
}
}
}
}
using System.Data;
using System.Configuration;
using System.Collections;
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;
public partial class GridviewAutoPage : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
LoadData();
}
}
protected void LoadData()
{
this.GridView1.DataSource = new string[] { "Dotblogs", "F6 Team", "puma" };
this.GridView1.DataBind();
}
protected void Timer1_Tick(object sender, EventArgs e)
{
if (this.GridView1.PageCount > 1)
{
if (this.GridView1.PageIndex == this.GridView1.PageCount - 1)
{
this.GridView1.PageIndex = 0;
LoadData();
}
else
{
this.GridView1.PageIndex = this.GridView1.PageIndex + 1;
LoadData();
}
}
}
}
執行結果:
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