📄 自动刷新.txt
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自动刷新的原理:Btn1和Btn2
当用户单击Btn1时，首先调用的是Btn的客端代码OpenPersonAddFrm()
这时窗口WebForm2.aspx打开，用户进行输入，当用户输入完毕后，关闭窗口。
这时Btn1的服务端代码执行，将Refresh()函数与Btn2联系。
Btn2的客户端代码执行后。Btn2的服务器端代码执行。并取消角本。
1.客户端代码
2.打开的窗口
3.关闭窗口
4.服务器端代码
---------------------
A.WebForm1.aspx
<%@ Register TagPrefix="win" Namespace="Wintellect" Assembly="HelloControl" %>
<%@ Page language="c#" Codebehind="WebForm1.aspx.cs" AutoEventWireup="false" Inherits="Test4.WebForm1" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>WebForm1</title>
<meta content="Microsoft Visual Studio .NET 7.1" name="GENERATOR">
<meta content="C#" name="CODE_LANGUAGE">
<meta content="JavaScript" name="vs_defaultClientScript">
<meta content="http://schemas.microsoft.com/intellisense/ie5" name="vs_targetSchema">
</HEAD>
<BODY ms_positioning="GridLayout">
<script language="javascript">
function OpenPersonAddFrm()
{
returnvalue=window.showModalDialog('WebForm2.aspx','','dialogHeight: 490px; dialogWidth:590px; edge: Raised; center: Yes; help: no; resizable: No; status: no;');
}
</script>
<form id="Form1" method="post" runat="server">
<asp:Button id="Button2" style="Z-INDEX: 101; LEFT: 104px; POSITION: absolute; TOP: 112px" runat="server"
Text="大任务刷新"></asp:Button>
<asp:Label id="Label1" style="Z-INDEX: 102; LEFT: 112px; POSITION: absolute; TOP: 232px" runat="server">Label</asp:Label>
<asp:button id="Button1" runat="server" Text="开始激活" style="Z-INDEX: 103; LEFT: 424px; POSITION: absolute; TOP: 112px"></asp:button>
</form>
</BODY>
</HTML>
B.WebForm1.aspx.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace Test4
{
/// <summary>
/// WebForm1 的摘要说明。
/// </summary>
public class WebForm1 : System.Web.UI.Page
{
protected System.Web.UI.WebControls.Button Button1;
protected System.Web.UI.WebControls.Label Label1;
protected System.Web.UI.WebControls.Button Button2;
private void Page_Load(object sender, System.EventArgs e)
{
// 在此处放置用户代码以初始化页面
this.Button1.Attributes.Add("onclick","javascript:OpenPersonAddFrm();");
}
#region Web 窗体设计器生成的代码
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
//
InitializeComponent();
base.OnInit(e);
}
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.Button1.Click += new System.EventHandler(this.Button1_Click);
this.Button2.Click += new System.EventHandler(this.Button2_Click);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
private void Button1_Click(object sender, System.EventArgs e)
{
//通过客户端角本打窗口
//窗口关闭，开始角本
string strClick=
"<script language=\"JavaScript\">\n"+
"<!--\n"+
"function Refresh()\n"+
"{\n"+
" document.all.Button2.click();}\n"+//Button2为进行操作的按钮
" setTimeout(\"Refresh()\",100);"+ //设定刷新的时间
"\n"+
"-->\n"+
"</script>";
this.RegisterStartupScript("RefreshScript",strClick);
}
private void Button2_Click(object sender, System.EventArgs e)
{
//进行操作
Label1.Text="列表已更新";
//取消角本
string strClick=
"<script language=\"JavaScript\">\n"+
"<!--\n"+
"\n"+
"-->\n"+
"</script>";
this.RegisterStartupScript("RefreshScript",strClick);
}
}
}
c.WebForm2.aspx
<%@ Page language="c#" Codebehind="WebForm2.aspx.cs" AutoEventWireup="false" Inherits="Test4.WebForm2" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>WebForm2</title>
<meta name="GENERATOR" Content="Microsoft Visual Studio .NET 7.1">
<meta name="CODE_LANGUAGE" Content="C#">
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5">
</HEAD>
<body MS_POSITIONING="GridLayout">
<form id="Form1" method="post" runat="server">
<asp:TextBox id="TextBox1" style="Z-INDEX: 101; LEFT: 208px; POSITION: absolute; TOP: 96px" runat="server"></asp:TextBox>
</form>
</body>
</HTML>
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