/// <summary>
/// Registers this application, so it will be notified for usb events.
/// </summary>
/// <param name="Handle">a IntPtr, that is a handle to the application.</param>
/// <example> This sample shows how to implement this method in your form.
/// <code>
///protected override void OnHandleCreated(EventArgs e)
///{
/// base.OnHandleCreated(e);
/// usb.RegisterHandle(Handle);
///}
///</code>
///</example>
public void RegisterHandle(IntPtr Handle)
{
usb_event_handle = Win32Usb.RegisterForUsbEvents(Handle, device_class);
this.handle = Handle;
//Check if the device is already present.
CheckDevicePresent();
}
/// <summary>
/// Unregisters this application, so it won't be notified for usb events.
/// </summary>
/// <returns>Returns if it wass succesfull to unregister.</returns>
public bool UnregisterHandle()
{
if (this.handle != null)
{
return(Win32Usb.UnregisterForUsbEvents(this.handle));
}
return(false);
}