private static IntPtr RegisterForDeviceNotifications(IntPtr parent)
{
IntPtr intPtr = IntPtr.Zero;
BroadcastDeviceInterface broadcastDeviceInterface = default(BroadcastDeviceInterface);
broadcastDeviceInterface.dbcc_size = Marshal.SizeOf(broadcastDeviceInterface);
broadcastDeviceInterface.BroadcastDeviceType = BroadcastDeviceType.DBT_DEVTYP_DEVICEINTERFACE;
broadcastDeviceInterface.dbcc_classguid = RawInput.AllUsbDeviceInterfaceHid;
IntPtr intPtr2 = IntPtr.Zero;
try
{
intPtr2 = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(BroadcastDeviceInterface)));
Marshal.StructureToPtr(broadcastDeviceInterface, intPtr2, false);
intPtr = Win32.RegisterDeviceNotification(parent, intPtr2, DeviceNotification.DEVICE_NOTIFY_ALL_INTERFACE_CLASSES);
}
catch (Exception ex)
{
DebugCenter.GetInstance().appendToFile(ex.Message + "\r\n" + ex.StackTrace);
}
finally
{
Marshal.FreeHGlobal(intPtr2);
}
if (intPtr == IntPtr.Zero)
{
DebugCenter.GetInstance().appendToFile("Registration for device notifications Failed. Error: " + Marshal.GetLastWin32Error().ToString());
}
return(intPtr);
}
static IntPtr RegisterForDeviceNotifications(IntPtr parent)
{
var usbNotifyHandle = IntPtr.Zero;
var bdi = new BroadcastDeviceInterface();
bdi.DbccSize = Marshal.SizeOf(bdi);
bdi.BroadcastDeviceType = BroadcastDeviceType.DBT_DEVTYP_DEVICEINTERFACE;
bdi.DbccClassguid = DeviceInterfaceHid;
var mem = IntPtr.Zero;
try
{
mem = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(BroadcastDeviceInterface)));
Marshal.StructureToPtr(bdi, mem, false);
usbNotifyHandle = Win32.RegisterDeviceNotification(parent, mem, DeviceNotification.DEVICE_NOTIFY_WINDOW_HANDLE);
}
catch (Exception e)
{
Debug.Print("Registration for device notifications Failed. Error: {0}", Marshal.GetLastWin32Error());
Debug.Print(e.StackTrace);
}
finally
{
Marshal.FreeHGlobal(mem);
}
if (usbNotifyHandle == IntPtr.Zero)
{
Debug.Print("Registration for device notifications Failed. Error: {0}", Marshal.GetLastWin32Error());
}
return(usbNotifyHandle);
}
private static IntPtr RegisterForDeviceNotifications(IntPtr parent)
{
IntPtr notifyHandle = IntPtr.Zero;
BroadcastDeviceInterface broadcastDeviceInterface = default(BroadcastDeviceInterface);
broadcastDeviceInterface.dbcc_size = Marshal.SizeOf(broadcastDeviceInterface);
broadcastDeviceInterface.BroadcastDeviceType = BroadcastDeviceType.DBT_DEVTYP_DEVICEINTERFACE;
broadcastDeviceInterface.dbcc_classguid = DeviceInterfaceHid;
IntPtr interfacePtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(BroadcastDeviceInterface)));
try
{
Marshal.StructureToPtr(broadcastDeviceInterface, interfacePtr, false);
notifyHandle = Win32Methods.RegisterDeviceNotification(parent, interfacePtr, DeviceNotification.DEVICE_NOTIFY_WINDOW_HANDLE);
}
catch (Exception ex)
{
Debug.Print("Registration for device notifications Failed. Error: {0}", Marshal.GetLastWin32Error());
}
finally
{
Marshal.FreeHGlobal(interfacePtr);
}
if (notifyHandle == IntPtr.Zero)
{
Debug.Print("Registration for device notifications Failed: Error: {0}", Marshal.GetLastWin32Error());
}
return(notifyHandle);
}
static IntPtr RegisterForDeviceNotifications(IntPtr parent)
{
var usbNotifyHandle = IntPtr.Zero;
var bdi = new BroadcastDeviceInterface();
bdi.DbccSize = Marshal.SizeOf(bdi);
bdi.BroadcastDeviceType = BroadcastDeviceType.DBT_DEVTYP_DEVICEINTERFACE;
bdi.DbccClassguid = DeviceInterfaceHid;
var mem = IntPtr.Zero;
try
{
mem = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(BroadcastDeviceInterface)));
Marshal.StructureToPtr(bdi, mem, false);
usbNotifyHandle = Win32.RegisterDeviceNotification(parent, mem, DeviceNotification.DEVICE_NOTIFY_WINDOW_HANDLE);
}
catch (Exception e)
{
Debug.Print("Registration for device notifications Failed. Error: {0}", Marshal.GetLastWin32Error());
Debug.Print(e.StackTrace);
}
finally
{
Marshal.FreeHGlobal(mem);
}
if (usbNotifyHandle == IntPtr.Zero)
{
Debug.Print("Registration for device notifications Failed. Error: {0}", Marshal.GetLastWin32Error());
}
return usbNotifyHandle;
}
