使用WMI得到计算机的信息

Option Explicit
Dim WithEvents Sink As SWbemSink
Dim j As Integer
'功能:利用wmi组件得到计算机的信息,每一个小功能分开写，便于大家查阅
 
Private Sub cmdDone_Click()
Dim oWMINameSpace As SWbemServices
Dim oLogicalDiskSet As SWbemObjectSet
Dim oLogicalDisk As SWbemObject
 
Dim ObjSet As Variant
Dim sDrive As String
Dim sValue As String
Dim dblSize As Double
Dim Obj As Variant
 
Dim lIndex As Long
 
Set oWMINameSpace = GetObject("winmgmts:")
 
'得到驱动器的信息
On Error Resume Next
Set ObjSet = oWMINameSpace.InstancesOf("Win32_DiskDrive")
 
For Each Obj In ObjSet
 List5.AddItem Obj.Caption & " - " & BytesToMegabytes(Obj.Size) & " GB"
Next
 
 
'得到每一个驱动器的详细信息
On Error GoTo ErrorHandler
'Set oWMINameSpace = GetObject("winmgmts:")
Set oLogicalDiskSet = oWMINameSpace.InstancesOf("Win32_LogicalDisk")
For Each oLogicalDisk In oLogicalDiskSet
  On Error Resume Next
 
  sDrive = oLogicalDisk.deviceid
  
  ListView1.ListItems.Add , , sDrive
  lIndex = ListView1.ListItems.Count
  
  sValue = oLogicalDisk.Description & ""
  ListView1.ListItems(lIndex).SubItems(1) = sValue
 
  sValue = oLogicalDisk.FileSystem & ""
  ListView1.ListItems(lIndex).SubItems(2) = sValue
  
  sValue = oLogicalDisk.VolumeName & ""
  ListView1.ListItems(lIndex).SubItems(3) = sValue
  
  sValue = oLogicalDisk.VolumeSerialNumber & ""
  ListView1.ListItems(lIndex).SubItems(4) = sValue
  
  sValue = oLogicalDisk.Size & ""
  If IsNumeric(sValue) Then
dblSize = BytesToMegabytes(CDbl(sValue))
sValue = CStr(dblSize) & " MB"
  End If
  
  ListView1.ListItems(lIndex).SubItems(5) = sValue
Next
  
 
 
CleanUp:
Set oLogicalDisk = Nothing
Set oLogicalDiskSet = Nothing
Set oWMINameSpace = Nothing
Exit Sub
 
ErrorHandler:
MsgBox "" & Err.Description
 
GoTo CleanUp
 
End Sub
 
Private Sub Command1_Click()
Unload Me
End Sub
 
Private Function BytesToMegabytes(Bytes As Double) As Double
 Dim dblAns As Double
 dblAns = (Bytes / 1024) / 1024
 BytesToMegabytes = Format(dblAns, "###,###,##0.00")
End Function
 
Private Sub Command2_Click()
Dim oWMINameSpace As SWbemServices
Dim SystemSet As Variant
Dim System As Variant
Dim ObjSet As Variant
Dim Obj As Variant
 
 
Set oWMINameSpace = GetObject("winmgmts:")
'操作系统
Set SystemSet = oWMINameSpace.InstancesOf("Win32_OperatingSystem")
 
For Each System In SystemSet
  List1.AddItem System.Caption
  List1.AddItem System.Manufacturer
  List1.AddItem System.BuildType & “” ‘Win9x下好像取不出来
  List1.AddItem System.Version
  List1.AddItem System.SerialNumber
Next
'cpu
Set ObjSet = oWMINameSpace.InstancesOf("Win32_Processor")
 
For Each Obj In ObjSet
  List2.AddItem Obj.Caption
  List2.AddItem Obj.currentclockspeed & " Mhz"
Next
 
End Sub
 
Private Sub Command3_Click()
Dim oWMINameSpace As SWbemServices
Dim ObjSet As Variant
Dim Obj As Variant
Dim Adapter As Variant
 
'内存
Set oWMINameSpace = GetObject("winmgmts:")
Set ObjSet = oWMINameSpace.InstancesOf("Win32_PhysicalMemory")
Dim i As String
 
For Each Obj In ObjSet
  List3.AddItem BytesToMegabytes(Obj.capacity) & " MB" & " Chip"
Next
 
'网卡
Set Sink = New SWbemSink
  
Set Adapter = GetObject("winmgmts:")
Adapter.InstancesOfAsync Sink, "Win32_NetworkAdapter"
 
End Sub
 
Private Sub Form_Load()
j = 0
End Sub
 
Private Sub Sink_OnObjectReady(ByVal objWbemObject As WbemScripting.ISWbemObject, ByVal objWbemAsyncContext As WbemScripting.ISWbemNamedValueSet)
 
Dim Adapter As Variant
‘得到所有的适配器信息
Set Adapter = GetObject("winmgmts:Win32_NetworkAdapterConfiguration=" & j & "")
 
List4.AddItem Adapter.Description
 
If IsNull(Adapter.MACAddress) Then
  List4.AddItem "No MAC Address"
  List4.AddItem ""
Else
  List4.AddItem "Mac: " & Adapter.MACAddress
  List4.AddItem ""
End If
 
j = j + 1
End Sub