怪事~

 

   private void Form1_Load(object sender, EventArgs e)
        {
            ConnectionOptions co 
= new ConnectionOptions();
            co.Impersonation 
= ImpersonationLevel.Impersonate;
            co.EnablePrivileges 
= true;
            ManagementScope mgrScope 
= new ManagementScope(@"\\.\root\default", co);
            WqlEventQuery evQuery 
= new WqlEventQuery();
            evQuery.WithinInterval 
= new TimeSpan(000150);
            
//evQuery.QueryString = @"Select * From RegistryKeyChangeEvent Where Hive='HKEY_USERS' And KeyPath='S-1-5-21-3743974248-512206057-3529231067-1000\\Software\\Microsoft\\Internet Explorer\\Main'";//
            evQuery.QueryString = @"Select * From RegistryKeyChangeEvent Where Hive='HKEY_USERS' And KeyPath='" + GetUserSID() + "\\Software\\Microsoft\\Internet Explorer\\Main'";//

            ManagementEventWatcher RegKeyWacher 
= new ManagementEventWatcher();
            RegKeyWacher.Query 
= evQuery;
            RegKeyWacher.EventArrived 
+= new EventArrivedEventHandler(OnRegistryKeyChange);
            RegKeyWacher.Scope 
= mgrScope;
            RegKeyWacher.Start();

        
        }

        
private string GetUserSID()
        {
            
string strUserSID = "";
            ConnectionOptions co 
= new ConnectionOptions();
            co.Impersonation 
= ImpersonationLevel.Impersonate;
            co.EnablePrivileges 
= true;
            ManagementScope mgrScope 
= new ManagementScope("\\\\.\\root\\cimv2", co);
            ObjectQuery myQuery 
= new ObjectQuery("SELECT * FROM Win32_UserAccount WHERE Domain=\"" + Environment.UserDomainName + "\"" + " And Name=\"" + Environment.UserName + "\"");
            ManagementObjectSearcher searcher 
= new ManagementObjectSearcher(mgrScope, myQuery);
            ManagementObjectCollection oReturnCollection 
= searcher.Get();
            
foreach (ManagementObject sid in oReturnCollection)
            {
                strUserSID 
= sid["SID"].ToString();
            }
            
return strUserSID;
        }

 

 

 

运行完①②之后,evQuery.QueryString 的值都是一样的,但①可以正常监视,但②RegKeyWacher.Start()的总是时候异常!!怪事!

 

posted @ 2010-05-20 15:37  随便取个名字算了  阅读(297)  评论(1编辑  收藏  举报