[英]Monitoring the execution of all process
我怎么能這樣做?
我不想使用計時器+一系列進程(因為這是我總是這樣做的新方式)我正在尋找更好的和改進的東西。
我嘗試過使用ManagementEventWatcher但是這個代碼示例在Windows 7中不起作用(我沒有收到任何錯誤,但沒有顯示MsgBoxes):
Public Class Form1
Dim WithEvents startWatch As New System.Management.ManagementEventWatcher(New System.Management.WqlEventQuery("SELECT * FROM Win32_ProcessStartTrace"))
Dim WithEvents stopWatch As New System.Management.ManagementEventWatcher(New System.Management.WqlEventQuery("SELECT * FROM Win32_ProcessStopTrace"))
Private Sub Form1_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Load
AddHandler startWatch.EventArrived, AddressOf startWatch_EventArrived
AddHandler stopWatch.EventArrived, AddressOf stopWatch_EventArrived
startWatch.Start()
stopWatch.Start()
End Sub
Public Sub startWatch_EventArrived(ByVal sender As Object, ByVal e As System.Management.EventArrivedEventArgs)
MsgBox("Process started: " & e.NewEvent.Properties("ProcessName").Value)
End Sub
Private Sub stopWatch_EventArrived(ByVal sender As Object, ByVal e As System.Management.EventArrivedEventArgs)
MsgBox("Process stopped: " & e.NewEvent.Properties("ProcessName").Value)
End Sub
Private Sub Form1_Closing(ByVal sender As Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles MyBase.Closing
startWatch.Stop()
stopWatch.Stop()
End Sub
End Class
這將獲取每個正在運行的進程的名稱和PID,只需修改此代碼即可獲得任何其他信息......
Dim processList As String
For Each p As Process In Process.GetProcesses()
processList = processList & " " & p.SessionId & vbNewLine
Next()
MsgBox(processList)
管理事件觀察者可以完成您正在尋找的事情。 看看: ManagementEventWatcher.Stop方法
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