VB - Alle Codecs eines REMOTE Systems mit WMI

'Die die Funktion benötigt ein Listview
'auf einem Formular mit Namen ListView1
'
'Aufruf beim Laden des Formulars:
'
'
RemoteCodecsInfo(Systemname, Domainname, Password, Username)
'
'
'Verwenden Sie Active Directory, muss bei 
'Domain der Domainname stehen, ansonsten
'muss bei Domain der Namen des 
'Remotesystems stehen.
'
'
'Zusätzlich kann noch die Authentifizierungsmethode
'übergeben werden
'

Public Function RemoteCodecsInfo(ByVal _  
                 strComputer As String, ByVal _
                 strDomain As String, ByVal _ 
                 strPwd As String, ByVal _ 
                 strUser As String) As String
        

Try
            Me.ListView1.Clear()
        Catch ex As Exception
        End Try

        Dim options As ConnectionOptions
        options = New ConnectionOptions()
        options.Username = strDomain & "\" & strUser
        options.Password = strPwd
        'options.Authority = "kerberos:" & strDomain
        Dim scope As ManagementScope
        scope = New ManagementScope( _
            "\\" & strComputer & "\root\cimv2", options)
        Try
            scope.Connect()
        Catch ex As Exception
            MessageBox.Show(ex.Message, "Error while Connecting", MessageBoxButtons.OK, MessageBoxIcon.Exclamation)
        End Try

        ' Query system for Operating System information
        Dim query As ObjectQuery
        query = New ObjectQuery( _
            "SELECT * FROM Win32_CodecFile")
        Dim searcher As ManagementObjectSearcher
        searcher = New ManagementObjectSearcher(scope, query)

        Dim queryCollection As ManagementObjectCollection
        queryCollection = searcher.Get()

        Dim m As ManagementObject
        Dim str As String = String.Empty

        Me.ListView1.Columns.Add("Name", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Version", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Group", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Drive", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Manufacturer", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Archive", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Encrypted", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Extension", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Filename", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Filetype", 10, HorizontalAlignment.Left)
        Me.ListView1.Columns.Add("Status", 10, HorizontalAlignment.Left)

        For Each m In queryCollection
            'Display the remote computer information
            Dim lvi As New ListViewItem
            lvi.Text = m("Name").ToString

            Try
                lvi.SubItems.Add(m("Version").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try

            Try
                lvi.SubItems.Add(m("Group").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try


            Try
                lvi.SubItems.Add(m("Drive").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try


            Try
                lvi.SubItems.Add(m("Manufacturer").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try

            Try
                lvi.SubItems.Add(m("Archive").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try


            Try
                lvi.SubItems.Add(m("Encrypted").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try

            Try
                lvi.SubItems.Add(m("Extension").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try

            Try
                lvi.SubItems.Add(m("FileName").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try

            Try
                lvi.SubItems.Add(m("Filetype").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try

            Try
                lvi.SubItems.Add(m("Status").ToString)
            Catch ex As Exception
                lvi.SubItems.Add("")
            End Try

            Me.ListView1.Items.Add(lvi)
            Application.DoEvents()
        Next


        For Each locColumn As ColumnHeader In Me.ListView1.Columns
            locColumn.Width = -2
        Next

        Return "OK"

End Function