這篇文章主要介紹了C#實現的WINDOWS登入功能,結合執行個體形式分析了簡單的Windows圖形化登陸功能實現技巧,需要的朋友可以參考下
本文執行個體講述了C#實現的WINDOWS登入功能。分享給大家供大家參考,具體如下:
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;using System.Runtime.InteropServices;using System.Security.Principal;namespace yutest{ public partial class _Default : System.Web.UI.Page { [DllImport("advapi32.dll", CharSet = CharSet.Auto)] public static extern bool LogonUser(string lpszUsername,string lpszDomain,string lpszPassword,int dwLogonType,int dwLogonProvider,out int phToken); protected void Page_Load(object sender, EventArgs e) { string aaa = System.Threading.Thread.CurrentPrincipal.Identity.Name; //string bbb = System.Threading.Thread.CurrentPrincipal.Identity.n; //System.Environment.UserDomainName //System.Environment.UserName } protected void Button1_Click(object sender, System.EventArgs e) { //驗證使用者的輸入是否為空白 if (tDomain.Text.Trim().Length > 0 && tUserName.Text.Trim().Length > 0&& tPassword.Text.Trim().Length > 0) { //調用函數Login(string UserName, string Password, string Domain) //實現Windows登入 if (Login(tUserName.Text.Trim(), tPassword.Text.Trim(),tDomain.Text.Trim()) == true) { //顯示登入成功資訊 LoginMsg.Text = "登入成功!!!"; LoginMsg.Visible = true; return; } else { //顯示登入失敗資訊 LoginMsg.Text = "登入失敗,請重新輸入使用者名稱稱、密碼及其系統網域名稱!!!"; LoginMsg.Visible = true; } } } private bool Login(string UserName, string Password, string Domain) { //擷取使用者名稱稱和系統網域名稱 string text1 = Domain.Trim(); string text2 = UserName.Trim(); text2 = text2.Replace("/", @"\"); //處理符號“/” int num1 = text2.IndexOf('\\'); //擷取符號“\”的索引 if (num1 != -1) { //格式化使用者名稱稱和系統網域名稱 text1 = text2.Substring(0, num1); text2 = text2.Substring(num1 + 1); } else { //格式化使用者名稱稱和系統網域名稱 num1 = text2.IndexOf('@'); if (num1 != -1) { text1 = text2.Substring(num1 + 1); text2 = text2.Substring(0, num1); } } //調用函數AuthenticateUser()實現使用者Windows登入 return AuthenticateUser(text2, Password.Trim(), text1); } private bool AuthenticateUser(string UserName, string Password,string Domain) { //設定使用者登入成功的標誌 bool flag1 = false; try { int num1; IntPtr ptr1; //調用Windows登入的API if (!LogonUser(UserName, Domain, Password, 2, 0, out num1)) { //返回登入結果 return flag1; } //調用.NET中的Windows登入 ptr1 = new IntPtr(num1); WindowsIdentity identity1 = new WindowsIdentity(ptr1); WindowsPrincipal principal1 = new WindowsPrincipal(identity1); HttpContext.Current.User = principal1; //設定系統Cookie和重新導向頁面 FormsAuthentication.SetAuthCookie(principal1.Identity.Name, false); FormsAuthentication.RedirectFromLoginPage(UserName, false); flag1 = true; } catch (Exception) { } return flag1; } }}