进度条几个水货1
1。Default2页面上点击按钮，就能看到进度条效果。
Default2.aspx
Code<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>
<!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>无标题页</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click" />
</div>
</form>
</body>
</html>
Default2.aspx.cs
Codeusing 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;
using System.Text;
using System.Threading;
public partial class Default2 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
Thread thread = new Thread(new ThreadStart(runThead));
thread.Start();
for (int i = 0; i < 2000; i++)
{
for (int k = 0; k < 100; k++) { ;;;}
Session["State"] = 1;
OpenProgressBar(this.Page);
}
}
private void runThead()
{
//模拟长时间任务
//每个循环模拟任务进行到不同的阶段
for (int i = 0; i < 11; i++)
{
System.Threading.Thread.Sleep(1000);
//设置每个阶段的state值，用来显示当前的进度
Session["State"] = i + 1;
}
//任务结束
Session["State"] = 100;
}
public static void OpenProgressBar(System.Web.UI.Page Page)
{
StringBuilder sbScript = new StringBuilder();
sbScript.Append("<script language='JavaScript' type='text/javascript'>\n");
sbScript.Append("<!--\n");
//需要IE5.5以上支持
sbScript.Append("window.showModalDialog('Progress.aspx','','dialogHeight: 100px; dialogWidth: 350px; edge: Raised; center: Yes; help: No; resizable: No; status: No;scroll:No;');\n");
//IE5.5以下使用window.open
//sbScript.Append("window.open('Progress.aspx','', 'height=100, width=350, toolbar =no, menubar=no, scrollbars=no, resizable=no, location=no, status=no');\n");
sbScript.Append("// -->\n");
sbScript.Append("</script>\n");
Page.ClientScript.RegisterClientScriptBlock(typeof(String), "OpenProgressBar", sbScript.ToString());
}
}
Progress.aspx
Code<%@ Page language="c#" Inherits="WebProgressBar.Progress" CodeFile="Progress.aspx.cs" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>缓冲页面</title>
<base target="_self">
</HEAD>
<body>
<form id="Form1" method="post" runat="server">
<asp:Label id="lblMessages" runat="server"></asp:Label>
<asp:Panel id="panelBarSide" runat="server" Width="300px" BorderStyle="Solid" BorderWidth="1px"
ForeColor="Silver">
<asp:Panel id="panelProgress" runat="server" Width="10px" BackColor="Green"></asp:Panel>
</asp:Panel>
<asp:Label id="lblPercent" runat="server" ForeColor="Blue"></asp:Label>
</form>
</body>
</HTML>
Progress.aspx.cs
Codeusing 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 WebProgressBar
{
public partial class Progress : System.Web.UI.Page
{
private int state = 0;
protected void Page_Load(object sender, System.EventArgs e)
{
if(Session["State"]!=null)
{
state = Convert.ToInt32(Session["State"].ToString());
}
else
{
Session["State"]=0;
}
if(state>0&&state<=10)
{
this.lblMessages.Text = "缓冲
";this.panelProgress.Width = state*30;
this.lblPercent.Text = state*10 + "%";
Page.ClientScript.RegisterClientScriptBlock(typeof(string), "Working", "<script>window.setTimeout('window.Form1.submit()',100);</script>");
}
if(state==100)
{
this.panelProgress.Visible = false;
this.panelBarSide.Visible = false;
this.lblMessages.Text = "完毕！";
Page.ClientScript.RegisterClientScriptBlock(typeof(string), "Finish", "<script>window.close();</script>");
}
}
}
}
