// Initialize advertizing and if Receiver handle connetion request
public void Init(bool IsReceiver)
{
// Create an instance of Wifi Direct advertiser
if (publisher == null)
{
publisher = new WiFiDirectAdvertisementPublisher();
}
// Listen to connection request if receiver
if (IsReceiver)
{
WiFiDirectConnectionListener listener = new WiFiDirectConnectionListener();
listener.ConnectionRequested += (WiFiDirectConnectionListener sender, WiFiDirectConnectionRequestedEventArgs connectionEventArgs) =>
{
// Because HandleConnectionRequestAsync generates a connection dialog window It request UI Thread
WiFiDirectConnectionRequest connectionRequest = connectionEventArgs.GetConnectionRequest();
Xamarin.Forms.Device.BeginInvokeOnMainThread(async() =>
{
// Request a connection to given device
var id = connectionRequest.DeviceInformation.Id;
//connectionRequest.Dispose();
await WifiDirectHandler.ConnectAsync(id, IsReceiver);
});
};
}
// Start advertisement with Intensive parameter so that WifiDirect stay enabled even if app is in background
publisher.Advertisement.ListenStateDiscoverability = WiFiDirectAdvertisementListenStateDiscoverability.Intensive;
publisher.Start();
}
public async void Connect(string DeviceID, bool IsReceiver)
{
await WifiDirectHandler.ConnectAsync(DeviceID, IsReceiver);
}
public void FindWFDDevices()
{
WifiDirectHandler.GetDevices();
}