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检测客户端显示器分辨率、浏览器类型和客户端IP

来源：岁月联盟编辑：zhu 时间：2004-11-03

下面的代码实现了检测客户端显示器分辨率、浏览器类型和客户端IP的功能。你可以把客户端信息保存到Session，ViewState等中以便在其它的页面直接使用。

例子

ClientPeek.aspx

<%@ Page language="vb" EnableViewState="false" Codebehind="ClientPeek.aspx.vb"
AutoEventWireup="false" Inherits="aspxWeb.ClientPeek"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>检测客户端显示器分辨率、浏览器类型和客户端IP</title>
<META http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta content="Microsoft Visual Studio 7.0" name="GENERATOR">
<meta content="C#" name="CODE_LANGUAGE">
<meta content="【孟子E章】：http://xml.sz.luohuedu.net/" name="CopyRight">
<meta content="JavaScript" name="vs_defaultClientScript">
<meta content="http://schemas.microsoft.com/intellisense/ie5" name="vs_targetSchema">
</HEAD>
<body id="MyBody" MS_POSITIONING="GridLayout" runat="server">
<form id="browserpeek" runat="server">
<asp:label id="Label1" runat="server"></asp:label></form>
</body>
</HTML>

ClientPeek.aspx.vb

Imports System

Public Class ClientPeek
Inherits System.Web.UI.Page
Protected WithEvents Label1 As System.Web.UI.WebControls.Label
Protected WithEvents MyBody As System.Web.UI.HtmlControls.HtmlGenericControl

#Region " Web 窗体设计器生成的代码 "

'该调用是 Web 窗体设计器所必需的。
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()

End Sub

'注意: 以下占位符声明是 Web 窗体设计器所必需的。
'不要删除或移动它。
Private designerPlaceholderDeclaration As System.Object

Private Sub Page_Init(ByVal sender As System.Object, ByVal e As System.EventArgs) _
Handles MyBase.Init
'CODEGEN: 此方法调用是 Web 窗体设计器所必需的
'不要使用代码编辑器修改它。
InitializeComponent()
End Sub

#End Region

Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) _
Handles MyBase.Load
Dim Button1 As New System.Web.UI.WebControls.Button
If Not Me.IsPostBack Then
Dim btnW As New System.Web.UI.HtmlControls.HtmlInputHidden
Dim btnH As New System.Web.UI.HtmlControls.HtmlInputHidden
Button1.ID = "Button1"
btnW.Name = "WidthPixel"
btnW.ID = "WidthPixel"
btnH.Name = "HeightPixel"
btnH.ID = "HeightPixel"
Me.FindControl("browserpeek").Controls.Add(btnW)
Me.FindControl("browserpeek").Controls.Add(btnH)
Me.FindControl("browserpeek").Controls.Add(Button1)
Dim scriptString As String = ""
scriptString += "document.browserpeek.WidthPixel.value=window.screen.width;"
scriptString += "document.browserpeek.HeightPixel.value=window.screen.height;"
Me.RegisterOnSubmitStatement("Meng", scriptString)
Me.MyBody.Attributes.Add("onload", "document.browserpeek.Button1.click();")
Else
Me.MyBody.Attributes.Remove("onload")
If Me.FindControl("browserpeek").Controls.Contains(Button1) Then
Me.FindControl("browserpeek").Controls.Remove(Button1)
Button1.Dispose()
End If
Dim strLabel As New System.Text.StringBuilder
Dim bc As HttpBrowserCapabilities = Request.Browser
strLabel.Append("您的浏览器的分辨率为：")
strLabel.Append(Request.Form("WidthPixel"))
strLabel.Append("×")
strLabel.Append(Request.Form("HeightPixel"))
strLabel.Append("<hr color='#000099'>")
strLabel.Append("浏览器基本信息： ")
strLabel.Append("Type = " & bc.Type & " ")
strLabel.Append("Name = " & bc.Browser & " ")
strLabel.Append("Version = " & bc.Version & " ")
strLabel.Append("Major Version = " & bc.MajorVersion & " ")
strLabel.Append("Minor Version = " & bc.MinorVersion & " ")
strLabel.Append("Platform = " & bc.Platform & " ")
strLabel.Append("Is Beta = " & bc.Beta & " ")
strLabel.Append("Is Crawler = " & bc.Crawler & " ")
strLabel.Append("Is AOL = " & bc.AOL & " ")
strLabel.Append("Is Win16 = " & bc.Win16 & " ")
strLabel.Append("Is Win32 = " & bc.Win32 & " ")
strLabel.Append("支持 Frames = " & bc.Frames & " ")
strLabel.Append("支持 Tables = " & bc.Tables & " ")
strLabel.Append("支持 Cookies = " & bc.Cookies & " ")
strLabel.Append("支持 VB Script = " & bc.VBScript & " ")
strLabel.Append("支持 JavaScript = " & bc.JavaScript & " ")
strLabel.Append("支持 Java Applets = " & bc.JavaApplets & " ")
strLabel.Append("支持 ActiveX Controls = " & bc.ActiveXControls & " ")
strLabel.Append("CDF = " & bc.CDF & " ")
strLabel.Append("W3CDomVersion = " + bc.W3CDomVersion.ToString + " ")
strLabel.Append("UserAgent = " + Request.UserAgent + " ")
strLabel.Append("UserLanguages = " + Request.UserLanguages(0).ToString + " ")
strLabel.Append("<hr color='#000099'>")
strLabel.Append("客户端计算机基本配置： ")
strLabel.Append("UserHostName = " + Request.UserHostName + " ")
strLabel.Append("UserHostAddress = " + Request.UserHostAddress + " ")
Label1.Text = strLabel.ToString()
End If
End Sub

End Class

C#代码

ClientPeek.aspx

<%@ Page language="c#" EnableViewState = "false" Codebehind="ClientPeek.aspx.cs" AutoEventWireup="false" Inherits="eMeng.Exam.ClientPeek" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>检测客户端显示器分辨率、浏览器类型和客户端IP</title>
<META http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta content="Microsoft Visual Studio 7.0" name="GENERATOR">
<meta content="C#" name="CODE_LANGUAGE">
<meta content="【孟子E章】：http://xml.sz.luohuedu.net/" name="CopyRight">
<meta content="JavaScript" name="vs_defaultClientScript">
<meta content="http://schemas.microsoft.com/intellisense/ie5" name="vs_targetSchema">
<script language=javascript>
var PDFPlugin = false;
try
{
pdftest=new ActiveXObject("PDF.PdfCtrl.6");
}
catch(e)
{
PDFPlugin = false
}
</script>
</HEAD>
<body id="MyBody" MS_POSITIONING="GridLayout" runat="server">
<form id="browserpeek" runat="server" name="browserpeek">
<asp:label id="Label1" runat="server"></asp:label></form>
</body>
</HTML>

ClientPeek.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 eMeng.Exam
{
/// <summary>
/// CheckPeek 的摘要说明。
/// </summary>
public class ClientPeek : System.Web.UI.Page
{
protected System.Web.UI.WebControls.Label Label1;
protected System.Web.UI.HtmlControls.HtmlGenericControl MyBody;
private void Page_Load(object sender, System.EventArgs e)
{
// 在此处放置用户代码以初始化页面
System.Web.UI.WebControls.Button Button1 = new System.Web.UI.WebControls.Button();
if(!IsPostBack)
{
System.Web.UI.HtmlControls.HtmlInputHidden btnW = new System.Web.UI.HtmlControls.HtmlInputHidden();
System.Web.UI.HtmlControls.HtmlInputHidden btnH = new System.Web.UI.HtmlControls.HtmlInputHidden();
System.Web.UI.HtmlControls.HtmlInputHidden btnPDF = new System.Web.UI.HtmlControls.HtmlInputHidden();
Button1.ID = "Button1";
btnW.Name = "WidthPixel";
btnW.ID = "WidthPixel";
btnH.Name = "HeightPixel";
btnH.ID = "HeightPixel";
btnPDF.Name = "PDF";
btnPDF.ID = "PDF";
this.FindControl("browserpeek").Controls.Add(btnW);
this.FindControl("browserpeek").Controls.Add(btnH);
this.FindControl("browserpeek").Controls.Add(btnPDF);
this.FindControl("browserpeek").Controls.Add(Button1);
string scriptString = "";
scriptString += "document.all.browserpeek.WidthPixel.value=window.screen.width;/r/n";
scriptString += "document.all.browserpeek.HeightPixel.value=window.screen.height;/r/n";
scriptString += "document.all.browserpeek.PDF.value=PDFPlugin;/r/n";

this.RegisterOnSubmitStatement("Meng", scriptString);
this.MyBody.Attributes.Add("onload", "document.all."+Button1.ClientID+".click();");
}
else
{
this.MyBody.Attributes.Remove("onload");
if(this.FindControl("browserpeek").Controls.Contains(Button1))
{
this.FindControl("browserpeek").Controls.Remove(Button1);
Button1.Dispose();
}
System.Text.StringBuilder strLabel = new System.Text.StringBuilder();
HttpBrowserCapabilities bc = Request.Browser;
strLabel.Append("您的浏览器的分辨率为：");
strLabel.Append(Request.Form["WidthPixel"]);
strLabel.Append("×");
strLabel.Append(Request.Form["HeightPixel"]);
strLabel.Append("<hr color='#000099'>");
strLabel.Append("浏览器基本信息： ");
strLabel.Append("Type = " + bc.Type + " ");
strLabel.Append("Name = " + bc.Browser + " ");
strLabel.Append("Version = " + bc.Version +" ");
strLabel.Append("Major Version = " + bc.MajorVersion + " ");
strLabel.Append("Minor Version = " + bc.MinorVersion + " ");
strLabel.Append("Platform = " + bc.Platform + " ");
strLabel.Append("Is Beta = " + bc.Beta + " ");
strLabel.Append("Is Crawler = " + bc.Crawler + " ");
strLabel.Append("Is AOL = " + bc.AOL + " ");
strLabel.Append("Is Win16 = " + bc.Win16 + " ");
strLabel.Append("Is Win32 = " + bc.Win32 + " ");
strLabel.Append("支持 Frames = " + bc.Frames + " ");
strLabel.Append("支持 Tables = " + bc.Tables + " ");
strLabel.Append("支持 Cookies = " + bc.Cookies + " ");
strLabel.Append("支持 VB Script = " + bc.VBScript + " ");
strLabel.Append("支持 JavaScript = " + bc.JavaScript + " ");
strLabel.Append("支持 Java Applets = " + bc.JavaApplets + " ");
strLabel.Append("支持 ActiveX Controls = " + bc.ActiveXControls + " ");
strLabel.Append("CDF = " + bc.CDF + " ");
strLabel.Append("W3CDomVersion = " + bc.W3CDomVersion.ToString() + " ");
strLabel.Append("UserAgent = " + Request.UserAgent + " ");
strLabel.Append("UserLanguages = " + Request.UserLanguages[0].ToString() + " ");
strLabel.Append("<hr color='#000099'>");
strLabel.Append("客户端计算机基本配置： ");
strLabel.Append("UserHostName = " + Request.UserHostName + " ");
strLabel.Append("UserHostAddress = " + Request.UserHostAddress + " ");
strLabel.Append("PDF 6.0 插件是否安装 = " + Request.Form["PDF"] + " ");
Label1.Text = strLabel.ToString();
}
}

#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.Load += new System.EventHandler(this.Page_Load);

}
#endregion
}
}