public async Task <AsyncProvisioningInfoResult> GetProvisioningInfoAsync(
DiscoveredService discovered,
WiFiDirectServiceConfigurationMethod configMethod
)
{
WiFiDirectServiceProvisioningInfo provisioningInfo = null;
ProvisioningInfoWrapper provisioningWrapper = null;
Exception error = null;
bool success = false;
try
{
ThrowIfDisposed();
WiFiDirectTestLogger.Log(
"GetProvisioningInfoAsync... (config method={0}) (Discovery={1})",
configMethod.ToString(),
discovered.Handle
);
provisioningInfo = await discovered.GetProvisioningInfoAsync(configMethod);
provisioningWrapper = new ProvisioningInfoWrapper(provisioningInfo);
success = true;
}
catch (Exception ex)
{
WiFiDirectTestLogger.Log("Exception in GetProvisioningInfoAsync (this may be expected)");
error = ex;
}
return(new AsyncProvisioningInfoResult(provisioningWrapper, success, error));
}
// An application has two ways to connect over Wi-Fi Direct services
// 1) First call GetProvisioningInfoAsync to begin connecting,
// a) if a PIN is required (group formation is required and selected config method is PinEntry or PinDisplay) then call ConnectAsync with the PIN
// b) else if no PIN is required then call ConnectAsync with no PIN
// 2) Call ConnectAsync to connect without a PIN and prefer the Wi-Fi Direct Default config method, if possible
private async void GetProvisioningInfo_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
if (DiscoveredServices.Items.Count > 0)
{
int index = DiscoveredServices.SelectedIndex;
if (index >= 0)
{
DiscoveredDeviceWrapper service = (DiscoveredDeviceWrapper)DiscoveredServices.Items[index];
WiFiDirectServiceConfigurationMethod configMethod = WiFiDirectServiceConfigurationMethod.Default;
if (((ComboBoxItem)SelectedConfigMethod.SelectedItem).Content.ToString() == "WFDS Default")
{
configMethod = WiFiDirectServiceConfigurationMethod.Default;
}
else if (((ComboBoxItem)SelectedConfigMethod.SelectedItem).Content.ToString() == "PIN Keypad")
{
configMethod = WiFiDirectServiceConfigurationMethod.PinEntry;
}
else if (((ComboBoxItem)SelectedConfigMethod.SelectedItem).Content.ToString() == "PIN Display")
{
configMethod = WiFiDirectServiceConfigurationMethod.PinDisplay;
}
await service.OpenSessionAsync();
await service.SetServiceOptionsAsync(PreferGO.IsChecked ?? false, SessionInfo.Text);
provisioningInfo = await service.GetProvisioningInfoAsync(configMethod);
}
}
}
public ServicesConnectOptions(
bool callGetProvisioningInfo = false,
bool preferGO = false,
WiFiDirectServiceConfigurationMethod preferredConfigMethod = WiFiDirectServiceConfigurationMethod.Default,
bool expectDeferred = false,
bool expectGetProvisioningSuccess = true,
bool expectGroupFormationNeeded = true,
bool expectConnectSuccess = true,
bool expectAdvertiserConnectSuccess = true,
bool declineConnect = false,
bool validateData = false,
string sessionInfo = "",
bool delaySeekerConnectCall = false
)
{
CallGetProvisioningInfo = callGetProvisioningInfo;
PreferGO = preferGO;
PreferredConfigMethod = preferredConfigMethod;
ExpectDeferred = expectDeferred;
ExpectGetProvisioningSuccess = expectGetProvisioningSuccess;
ExpectGroupFormationNeeded = expectGroupFormationNeeded;
ExpectConnectSuccess = expectConnectSuccess;
ExpectAdvertiserConnectSuccess = expectAdvertiserConnectSuccess;
DeclineConnect = declineConnect;
ValidateData = validateData;
SessionInfo = sessionInfo;
DelaySeekerConnectCall = delaySeekerConnectCall;
}
/// <summary>
/// Calls service.GetProvisioningInfoAsync to begin provision discovery and
/// determine if a PIN will be needed to connect
/// </summary>
/// <param name="configMethod">Selected Config Method to use, based on supported config methods of discovered device</param>
public async Task<WiFiDirectServiceProvisioningInfo> GetProvisioningInfoAsync(
WiFiDirectServiceConfigurationMethod configMethod
)
{
WiFiDirectServiceProvisioningInfo provisioningInfo = null;
ThrowIfDisposed();
// Must call FromIdAsync first
if (service == null)
{
await OpenSessionAsync();
}
manager.NotifyUser("Get provisioning info...", NotifyType.StatusMessage);
try
{
provisioningInfo = await service.GetProvisioningInfoAsync(configMethod);
if (provisioningInfo.IsGroupFormationNeeded)
{
if (provisioningInfo.SelectedConfigurationMethod == WiFiDirectServiceConfigurationMethod.PinDisplay)
{
// UI should display the PIN and pass it into the call to Connect
manager.NotifyUser("Group Formation is needed, should DISPLAY PIN", NotifyType.StatusMessage);
}
else if (provisioningInfo.SelectedConfigurationMethod == WiFiDirectServiceConfigurationMethod.PinEntry)
{
// UI should take PIN as input and pass it into the call to Connect
manager.NotifyUser("Group Formation is needed, should ENTER PIN", NotifyType.StatusMessage);
}
else
{
manager.NotifyUser("Group Formation is needed, no PIN required", NotifyType.StatusMessage);
}
}
else
{
manager.NotifyUser("Group Formation is not needed", NotifyType.StatusMessage);
}
}
catch (Exception ex)
{
// This could fail due to driver or network issues
manager.NotifyUser("GetProvisioningInfoAsync Failed: " + ex.Message, NotifyType.ErrorMessage);
}
return provisioningInfo;
}
