C#监控usb设备插拔

Windows Form 窗体监听usb插拔

public partial class USBDeviceForm : Form{public const int WM_DEVICECHANGE = 0x219;public const int DBT_DEVICEARRIVAL = 0x8000;public const int DBT_CONFIGCHANGECANCELED = 0x0019;public const int DBT_CONFIGCHANGED = 0x0018;public const int DBT_CUSTOMEVENT = 0x8006;public const int DBT_DEVICEQUERYREMOVE = 0x8001;public const int DBT_DEVICEQUERYREMOVEFAILED = 0x8002;public const int DBT_DEVICEREMOVECOMPLETE = 0x8004;public const int DBT_DEVICEREMOVEPENDING = 0x8003;public const int DBT_DEVICETYPESPECIFIC = 0x8005;public const int DBT_DEVNODES_CHANGED = 0x0007;public const int DBT_QUERYCHANGECONFIG = 0x0017;public const int DBT_USERDEFINED = 0xFFFF;public USBDeviceForm (){InitializeComponent();}protected override void WndProc(ref Message m){         try{if (m.Msg == WM_DEVICECHANGE){switch (m.WParam.ToInt32()){case WM_DEVICECHANGE:break;case DBT_DEVICEARRIVAL:MessageBox.Show("判断检测USB插入电脑"); DriveInfo[] s = DriveInfo.GetDrives();foreach (DriveInfo drive in s){if (drive.DriveType == DriveType.Removable){break;}}break;case DBT_CONFIGCHANGECANCELED:break;case DBT_CONFIGCHANGED:break;case DBT_CUSTOMEVENT:break;case DBT_DEVICEQUERYREMOVE:break;case DBT_DEVICEQUERYREMOVEFAILED:break;case DBT_DEVICEREMOVECOMPLETE:MessageBox.Show(""判断检测USB拔出电脑");break;case DBT_DEVICEREMOVEPENDING:break;case DBT_DEVICETYPESPECIFIC:break;case DBT_DEVNODES_CHANGED:break;case DBT_QUERYCHANGECONFIG:break;case DBT_USERDEFINED:break;default:break;}}}catch (Exception ex){MessageBox.Show(ex.Message);}base.WndProc(ref m);}

Windows Console 控制台 监听usb插拔

static Logger<Program> logger = new Logger<Program>();static void Main(string[] args){try{//查询所有设备的插拔事件//Win32_DeviceChangeEvent  Win32_VolumeChangeEventManagementEventWatcher 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.Read();//ServicesManager.Instance.StartServices();//Thread.CurrentThread.IsBackground = false;//Thread.Sleep(Timeout.Infinite);}catch (Exception e){logger.Error("Main", e);}}

WPF 监听usb插拔

public partial class MainWindow : Window
{public MainWindow(){InitializeComponent();}protected override void OnSourceInitialized(EventArgs e){base.OnSourceInitialized(e);_intPtr = new WindowInteropHelper(this).Handle;HwndSource hwndSource = HwndSource.FromHwnd(_intPtr);// 添加处理程序if (hwndSource != null) hwndSource.AddHook(HwndSourceHook);}public IntPtr HwndSourceHook(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled){if (msg == WM_DEVICECHANGE){switch (wParam.ToInt32()){case DBT_DEVNODES_CHANGED: //已在系统中添加或删除设备。Console.WriteLine("HwndSourceHook触发FindDevice");DeviceManage.Instance.FDevice();//自定义处理方法break;//case DBT_DEVICEARRIVAL://已插入设备或介质，现已可用。// MessageBox.Show("已插入设备或介质，现已可用。");// break;//case DBT_DEVICEREMOVECOMPLETE: //已删除设备或介质。// MessageBox.Show("已删除设备或介质。");// break;default:break;}}return IntPtr.Zero;}
}