This post will contain only a simple console application source code about how to detected the insertion or removal of any USB device, for more details on the code please read USB Port Insert / Remove detection using WMI
using
System;
using System.Collections.Generic;
using System.Text;
using System.Management;
namespace
WMITestConsolApplication
{
class Program
{
static void Main(string[] args)
{
AddInsetUSBHandler();
AddRemoveUSBHandler();
for (; ; ) ;
}
static ManagementEventWatcher w = null;
public static void AddRemoveUSBHandler()
{
WqlEventQuery q;
ManagementScope scope = new ManagementScope("root\\CIMV2");
scope.Options.EnablePrivileges = true;
try
{
q = new WqlEventQuery();
q.EventClassName = "__InstanceDeletionEvent";
q.WithinInterval = new TimeSpan(0, 0, 3);
q.Condition = @"TargetInstance ISA 'Win32_USBControllerdevice'";
w = new ManagementEventWatcher(scope, q);
w.EventArrived += new EventArrivedEventHandler(USBRemoved);
w.Start();
}
catch (Exception e)
{
Console.WriteLine (e.Message);
if (w != null)
w.Stop();
}
}
static void AddInsetUSBHandler()
{
WqlEventQuery q;
ManagementScope scope = new ManagementScope("root\\CIMV2");
scope.Options.EnablePrivileges = true;
try
{
q = new WqlEventQuery();
q.EventClassName = "__InstanceCreationEvent";
q.WithinInterval = new TimeSpan(0, 0, 3);
q.Condition = @"TargetInstance ISA 'Win32_USBControllerdevice'";
w = new ManagementEventWatcher(scope, q);
w.EventArrived += new EventArrivedEventHandler(USBAdded);
w.Start();
}
catch (Exception e)
{
Console.WriteLine (e.Message);
if (w != null)
w.Stop();
}
}
public static void USBAdded(object sender, EventArgs e)
{
Console.WriteLine("A USB device inserted");
}
public static void USBRemoved(object sender, EventArgs e)
{
Console.WriteLine("A USB device removed");
}
}
}
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