Windows.Networking.Proximity.ProximityDevice.StopPublishingMessage C# (CSharp) Метод

		public extern void StopPublishingMessage([In] long messageId);
		public static extern string GetDeviceSelector();

        private void PublishMessageButton_Click(object sender, RoutedEventArgs e)
        {
            if (proximityDevice == null)
            {
                proximityDevice = ProximityDevice.GetDefault();
            }

            // Make sure NFC is supported
            if (proximityDevice != null)
            {
                // Stop publishing the current message.
                if (publishedMessageId != -1)
                {
                    proximityDevice.StopPublishingMessage(publishedMessageId);
                }

                // Publish the new one
                publishedMessageId = proximityDevice.PublishMessage("Windows.JumpstartMessageType", MessageTextBox.Text,
                                                                    new MessageTransmittedHandler((s, args) => Dispatcher.BeginInvoke(() => MessageBox.Show("Message transmitted!")))
                                                                    );
            }
        }