C# 查询所有设备的插拔事件

private void test()

{

//Win32_DeviceChangeEvent  Win32_VolumeChangeEvent

ManagementEventWatcher watcher = new ManagementEventWatcher();

WqlEventQuery query = new WqlEventQuery("SELECT * FROM Win32_DeviceChangeEvent  WHERE EventType = 2 or EventType = 3");

watcher.EventArrived += (s, e) =>

{

var txt = "";

foreach( var p in e.NewEvent.Properties)

{

txt += "name " + p.Name + " val " + p.Value + "\r\n";

}

Console.WriteLine(txt);

//string driveName = e.NewEvent.Properties["DriveName"].Value.ToString();

//EventType eventType = (EventType)(Convert.ToInt16(e.NewEvent.Properties["EventType"].Value));

//string eventName = Enum.GetName(typeof(EventType), eventType);

//Console.WriteLine("{0}: {1} {2}", DateTime.Now, driveName, eventName);

};

watcher.Query = query;

watcher.Start();

//Console.ReadKey();

}