async internal void testconnectAsync()
{
string result = "";
string deviceSelector = WiFiDirectDevice.GetDeviceSelector(WiFiDirectDeviceSelectorType.AssociationEndpoint);
DeviceInformationCollection devInfoCollection = await DeviceInformation.FindAllAsync(deviceSelector);
String deviceId = devInfoCollection[0].Id;
wfdDevice = await Windows.Devices.WiFiDirect.WiFiDirectDevice.FromIdAsync(deviceId);
if (wfdDevice == null)
{
result = "Connection to " + deviceId + " failed.";
}
// Register for connection status change notification.
wfdDevice.ConnectionStatusChanged += new TypedEventHandler <Windows.Devices.WiFiDirect.WiFiDirectDevice, object>(OnConnectionChanged);
// Get the EndpointPair information.
var EndpointPairCollection = wfdDevice.GetConnectionEndpointPairs();
if (EndpointPairCollection.Count > 0)
{
var endpointPair = EndpointPairCollection[0];
result = "Local IP address " + endpointPair.LocalHostName.ToString() +
" connected to remote IP address " + endpointPair.RemoteHostName.ToString();
}
else
{
result = "Connection to " + deviceId + " failed.";
}
}
private async System.Threading.Tasks.Task <String> Connect(string deviceId)
{
string result = "";
try
{
// No device Id specified.
if (String.IsNullOrEmpty(deviceId))
{
return("Please specify a Wi- Fi Direct device Id.");
}
// Connect to the selected Wi-Fi Direct device.
wfdDevice = await Windows.Devices.WiFiDirect.WiFiDirectDevice.FromIdAsync(deviceId);
if (wfdDevice == null)
{
result = "Connection to " + deviceId + " failed.";
}
// Register for connection status change notification.
wfdDevice.ConnectionStatusChanged += new TypedEventHandler <Windows.Devices.WiFiDirect.WiFiDirectDevice, object>(OnConnectionChanged);
// Get the EndpointPair information.
var EndpointPairCollection = wfdDevice.GetConnectionEndpointPairs();
if (EndpointPairCollection.Count > 0)
{
var endpointPair = EndpointPairCollection[0];
result = "Local IP address " + endpointPair.LocalHostName.ToString() +
" connected to remote IP address " + endpointPair.RemoteHostName.ToString();
}
else
{
result = "Connection to " + deviceId + " failed.";
}
}
catch (Exception err)
{
// Handle error.
result = "Error occurred: " + err.Message;
}
return(result);
}
async void Connect(object sender, RoutedEventArgs e)
{
rootPage.NotifyUser("", NotifyType.ErrorMessage);
DeviceInformation chosenDevInfo = null;
EndpointPair endpointPair = null;
try
{
// If nothing is selected, return
if (FoundDevicesList.SelectedIndex == -1)
{
rootPage.NotifyUser("Please select a device", NotifyType.StatusMessage);
return;
}
else
{
chosenDevInfo = devInfoCollection[FoundDevicesList.SelectedIndex];
}
rootPage.NotifyUser("Connecting to " + chosenDevInfo.Name + "(" + chosenDevInfo.Id + ")" + "....", NotifyType.StatusMessage);
// Connect to the selected WiFiDirect device
wfdDevice = await Windows.Devices.WiFiDirect.WiFiDirectDevice.FromIdAsync(chosenDevInfo.Id);
if (wfdDevice == null)
{
rootPage.NotifyUser("Connection to " + chosenDevInfo.Name + " failed.", NotifyType.StatusMessage);
return;
}
// Register for Connection status change notification
wfdDevice.ConnectionStatusChanged += new TypedEventHandler <Windows.Devices.WiFiDirect.WiFiDirectDevice, object>(DisconnectNotification);
// Get the EndpointPair collection
var EndpointPairCollection = wfdDevice.GetConnectionEndpointPairs();
if (EndpointPairCollection.Count > 0)
{
endpointPair = EndpointPairCollection[0];
}
else
{
rootPage.NotifyUser("Connection to " + chosenDevInfo.Name + " failed.", NotifyType.StatusMessage);
return;
}
PCIpAddress.Text = "PC's IP Address: " + endpointPair.LocalHostName.ToString();
DeviceIpAddress.Text = "Device's IP Address: " + endpointPair.RemoteHostName.ToString();
PCIpAddress.Visibility = Visibility.Visible;
DeviceIpAddress.Visibility = Visibility.Visible;
DisconnectButton.Visibility = Visibility.Visible;
ConnectButton.Visibility = Visibility.Collapsed;
FoundDevicesList.Visibility = Visibility.Collapsed;
GetDevicesButton.Visibility = Visibility.Collapsed;
rootPage.NotifyUser("Connection succeeded", NotifyType.StatusMessage);
}
catch (Exception err)
{
rootPage.NotifyUser("Connection to " + chosenDevInfo.Name + " failed: " + err.Message, NotifyType.ErrorMessage);
}
}
async void Connect(object sender, RoutedEventArgs e)
{
rootPage.NotifyUser("", NotifyType.ErrorMessage);
DeviceInformation chosenDevInfo = null;
EndpointPair endpointPair = null;
try
{
// If nothing is selected, return
if (FoundDevicesList.SelectedIndex == -1)
{
rootPage.NotifyUser("Please select a device", NotifyType.StatusMessage);
return;
}
else
{
chosenDevInfo = devInfoCollection[FoundDevicesList.SelectedIndex];
}
rootPage.NotifyUser("Connecting to " + chosenDevInfo.Name + "....", NotifyType.StatusMessage);
// Connect to the selected WiFiDirect device
wfdDevice = await Windows.Devices.WiFiDirect.WiFiDirectDevice.FromIdAsync(chosenDevInfo.Id);
if (wfdDevice == null)
{
rootPage.NotifyUser("Connection to " + chosenDevInfo.Name + " failed.", NotifyType.StatusMessage);
return;
}
// Register for Connection status change notification
wfdDevice.ConnectionStatusChanged += new TypedEventHandler <Windows.Devices.WiFiDirect.WiFiDirectDevice, object>(DisconnectNotification);
// Get the EndpointPair collection
var EndpointPairCollection = wfdDevice.GetConnectionEndpointPairs();
if (EndpointPairCollection.Count > 0)
{
endpointPair = EndpointPairCollection[0];
}
else
{
rootPage.NotifyUser("Connection to " + chosenDevInfo.Name + " failed.", NotifyType.StatusMessage);
return;
}
PCIpAddress.Text = "PC's IP Address: " + endpointPair.LocalHostName.ToString();
DeviceIpAddress.Text = "Device's IP Address: " + endpointPair.RemoteHostName.ToString();
PCIpAddress.Visibility = Visibility.Visible;
DeviceIpAddress.Visibility = Visibility.Visible;
//SendTextButton.Visibility = Visibility.Visible;
DisconnectButton.Visibility = Visibility.Visible;
ConnectButton.Visibility = Visibility.Collapsed;
FoundDevicesList.Visibility = Visibility.Collapsed;
GetDevicesButton.Visibility = Visibility.Collapsed;
rootPage.NotifyUser("Connection succeeded", NotifyType.StatusMessage);
//Server Socket open
StreamSocketListener listener = new StreamSocketListener();
listener.ConnectionReceived += OnConnection;
// Start listen operation.
try
{
// bind to any
// Don't limit traffic to an address or an adapter.
await listener.BindServiceNameAsync("9190");
rootPage.NotifyUser("Listening", NotifyType.StatusMessage);
// bind to specific address
// Try to bind to a specific address.
//BindEndpointAsync(Target IPAddr, Port Number)
//HostName DeviceIPHostName = new HostName(endpointPair.RemoteHostName.ToString());
//await listener.BindEndpointAsync(DeviceIPHostName, "9190");
//rootPage.NotifyUser(
// "Listening on address " + DeviceIPHostName.ToString(), NotifyType.StatusMessage);
}
catch (Exception exception)
{
// If this is an unknown status it means that the error is fatal and retry will likely fail.
if (SocketError.GetStatus(exception.HResult) == SocketErrorStatus.Unknown)
{
throw;
}
rootPage.NotifyUser(
"Start listening failed with error: " + exception.Message, NotifyType.ErrorMessage);
}
}
catch (Exception err)
{
rootPage.NotifyUser("Connection to " + chosenDevInfo.Name + " failed: " + err.Message, NotifyType.ErrorMessage);
}
}
async void Connect(object sender, RoutedEventArgs e)
{
rootPage.NotifyUser("", NotifyType.ErrorMessage);
DeviceInformation chosenDevInfo = null;
EndpointPair endpointPair = null;
try
{
// If nothing is selected, return
if (FoundDevicesList.SelectedIndex == -1)
{
rootPage.NotifyUser("Please select a device", NotifyType.StatusMessage);
return;
}
else
{
chosenDevInfo = devInfoCollection[FoundDevicesList.SelectedIndex];
}
rootPage.NotifyUser("Connecting to " + chosenDevInfo.Name + "....", NotifyType.StatusMessage);
// Connect to the selected WiFiDirect device
wfdDevice = await Windows.Devices.WiFiDirect.WiFiDirectDevice.FromIdAsync(chosenDevInfo.Id);
if (wfdDevice == null)
{
rootPage.NotifyUser("Connection to " + chosenDevInfo.Name + " failed.", NotifyType.StatusMessage);
return;
}
// Register for Connection status change notification
wfdDevice.ConnectionStatusChanged += new TypedEventHandler<Windows.Devices.WiFiDirect.WiFiDirectDevice, object>(DisconnectNotification);
// Get the EndpointPair collection
var EndpointPairCollection = wfdDevice.GetConnectionEndpointPairs();
if (EndpointPairCollection.Count > 0)
{
endpointPair = EndpointPairCollection[0];
}
else
{
rootPage.NotifyUser("Connection to " + chosenDevInfo.Name + " failed.", NotifyType.StatusMessage);
return;
}
PCIpAddress.Text = "PC's IP Address: " + endpointPair.LocalHostName.ToString();
DeviceIpAddress.Text = "Device's IP Address: " + endpointPair.RemoteHostName.ToString();
PCIpAddress.Visibility = Visibility.Visible;
DeviceIpAddress.Visibility = Visibility.Visible;
DisconnectButton.Visibility = Visibility.Visible;
ConnectButton.Visibility = Visibility.Collapsed;
FoundDevicesList.Visibility = Visibility.Collapsed;
GetDevicesButton.Visibility = Visibility.Collapsed;
rootPage.NotifyUser("Connection succeeded", NotifyType.StatusMessage);
}
catch (Exception err)
{
rootPage.NotifyUser("Connection to " + chosenDevInfo.Name + " failed: " + err.Message, NotifyType.ErrorMessage);
}
}