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.";
}
}
public bool StartScan(string searchForDevice = null)
{
_searchingFor = searchForDevice;
_publisher.Start();
if (_publisher.Status != WiFiDirectAdvertisementPublisherStatus.Started)
{
LastErrorMessage = "Failed to start advertisement.";
return(false);
}
_discoveredDevices.Clear();
LastErrorMessage = "Finding Devices...";
String deviceSelector = WiFiDirectDevice.GetDeviceSelector(WiFiDirectDeviceSelectorType.DeviceInterface);
_deviceWatcher = DeviceInformation.CreateWatcher(deviceSelector, new string[] { "System.Devices.WiFiDirect.InformationElements" });
_deviceWatcher.Added += OnDeviceAdded;
_deviceWatcher.Removed += OnDeviceRemoved;
_deviceWatcher.Updated += OnDeviceUpdated;
_deviceWatcher.EnumerationCompleted += OnEnumerationCompleted;
_deviceWatcher.Stopped += OnStopped;
_deviceWatcher.Start();
_scanning = true;
return(true);
}
public static async void GetDevices()
{
string deviceSelector = WiFiDirectDevice.GetDeviceSelector(WiFiDirectDeviceSelectorType.AssociationEndpoint);
DeviceInformationCollection devices = await DeviceInformation.FindAllAsync(deviceSelector);
foreach (DeviceInformation device in devices)
{
Send.Devices.Add(new Device(device.Name, device.Id));
}
MessagingCenter.Send("P2PShare", "WFDSearchIsEnabled", true);
}
private void btnWatcher_Click(object sender, RoutedEventArgs e)
{
if (_fWatcherStarted == false)
{
_publisher.Start();
if (_publisher.Status != WiFiDirectAdvertisementPublisherStatus.Started)
{
rootPage.NotifyUser("Failed to start advertisement.", NotifyType.ErrorMessage);
return;
}
DiscoveredDevices.Clear();
rootPage.NotifyUser("Finding Devices...", NotifyType.StatusMessage);
String deviceSelector = WiFiDirectDevice.GetDeviceSelector(
Utils.GetSelectedItemTag <WiFiDirectDeviceSelectorType>(cmbDeviceSelector));
_deviceWatcher = DeviceInformation.CreateWatcher(deviceSelector, new string[] { "System.Devices.WiFiDirect.InformationElements" });
_deviceWatcher.Added += OnDeviceAdded;
_deviceWatcher.Removed += OnDeviceRemoved;
_deviceWatcher.Updated += OnDeviceUpdated;
_deviceWatcher.EnumerationCompleted += OnEnumerationCompleted;
_deviceWatcher.Stopped += OnStopped;
_deviceWatcher.Start();
btnWatcher.Content = "Stop Watcher";
_fWatcherStarted = true;
}
else
{
_publisher.Stop();
btnWatcher.Content = "Start Watcher";
_fWatcherStarted = false;
_deviceWatcher.Added -= OnDeviceAdded;
_deviceWatcher.Removed -= OnDeviceRemoved;
_deviceWatcher.Updated -= OnDeviceUpdated;
_deviceWatcher.EnumerationCompleted -= OnEnumerationCompleted;
_deviceWatcher.Stopped -= OnStopped;
_deviceWatcher.Stop();
rootPage.NotifyUser("Device watcher stopped.", NotifyType.StatusMessage);
}
}
void discoverPeers(Dictionary <String, Object> jsonOutput)
{
try {
advertise();
mDiscovered.Clear();
mDeviceWatcher = DeviceInformation.CreateWatcher(
WiFiDirectDevice.GetDeviceSelector(WiFiDirectDeviceSelectorType.AssociationEndpoint),
new string[] { "System.Devices.WiFiDirect.InformationElements" });
mDeviceWatcher.Added += OnDeviceAdded;
mDeviceWatcher.Removed += OnDeviceRemoved;
mDeviceWatcher.Updated += OnDeviceUpdated;
mDeviceWatcher.Stopped += OnStopped;
mDeviceWatcher.Start();
jsonOutput[TAG_DATA] = TAG_TRUE;
} catch (Exception ex) {
setError(jsonOutput, ex.ToString(), ex.HResult);
}
native_.PostMessageToJS(new JavaScriptSerializer().Serialize(jsonOutput));
}
private void btnWatcher_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
if (_fWatcherStarted == false)
{
btnWatcher.Content = "Stop Watcher";
_fWatcherStarted = true;
_discoveredDevices.Clear();
rootPage.NotifyUser("Finding Devices...", NotifyType.StatusMessage);
_deviceWatcher = null;
String deviceSelector = WiFiDirectDevice.GetDeviceSelector((cmbDeviceSelector.ToString().Equals("Device Interface") == true) ?
WiFiDirectDeviceSelectorType.DeviceInterface : WiFiDirectDeviceSelectorType.AssociationEndpoint);
_deviceWatcher = DeviceInformation.CreateWatcher(deviceSelector, new string[] { "System.Devices.WiFiDirect.InformationElements" });
_deviceWatcher.Added += OnDeviceAdded;
_deviceWatcher.Removed += OnDeviceRemoved;
_deviceWatcher.Updated += OnDeviceUpdated;
_deviceWatcher.EnumerationCompleted += OnEnumerationCompleted;
_deviceWatcher.Stopped += OnStopped;
_deviceWatcher.Start();
}
else
{
btnWatcher.Content = "Start Watcher";
_fWatcherStarted = false;
_deviceWatcher.Added -= OnDeviceAdded;
_deviceWatcher.Removed -= OnDeviceRemoved;
_deviceWatcher.Updated -= OnDeviceUpdated;
_deviceWatcher.EnumerationCompleted -= OnEnumerationCompleted;
_deviceWatcher.Stopped -= OnStopped;
_deviceWatcher.Stop();
}
}
/// <summary>
/// 连接者开始搜索发出广播的设备
/// </summary>
public async void StartConnecting()
{
string deviceSelector = WiFiDirectDevice.GetDeviceSelector(WiFiDirectDeviceSelectorType.AssociationEndpoint);
//获取所有检测到的Wi-Fi直连设备
DeviceInformationCollection devInfoCollection = await DeviceInformation.FindAllAsync(deviceSelector);
Invoke(() =>
{
if (devInfoCollection.Count == 0)
{
TextBlock_ConnectedState.Text = "找不到设备";
}
else
{
TextBlock_ConnectedState.Text = "";
foreach (var devInfo in devInfoCollection)
{
TextBlock_ConnectedState.Text += devInfo.Id + '\n';
}
TextBox_SelectedIP.Text = devInfoCollection[0].Id;
}
});
}
private async void SetupWifiDirect()
{
ListenForIncomingConnections();
if (_fWatcherStarted == false)
{
_publisher.Advertisement.ListenStateDiscoverability = WiFiDirectAdvertisementListenStateDiscoverability.Normal;
//make this device known
_publisher.Start();
if (_publisher.Status != WiFiDirectAdvertisementPublisherStatus.Started)
{
NotifyUser("Failed to start advertisement.", NotifyType.ErrorMessage);
return;
}
//detect other devices
DiscoveredDevices.Clear();
NotifyUser("Finding Devices...", NotifyType.StatusMessage);
String deviceSelector = WiFiDirectDevice.GetDeviceSelector(WiFiDirectDeviceSelectorType.AssociationEndpoint);//WiFiDirectDevice.GetDeviceSelector(
//Utils.GetSelectedItemTag<WiFiDirectDeviceSelectorType>(cmbDeviceSelector));
_deviceWatcher = DeviceInformation.CreateWatcher(deviceSelector, new string[] { "System.Devices.WiFiDirect.InformationElements" });
_deviceWatcher.Added += OnDeviceAdded;
_deviceWatcher.Removed += OnDeviceRemoved;
_deviceWatcher.Updated += OnDeviceUpdated;
_deviceWatcher.EnumerationCompleted += OnEnumerationCompleted;
_deviceWatcher.Stopped += OnStopped;
_deviceWatcher.Start();
//btnWatcher.Content = "Stop Watcher";
_fWatcherStarted = true;
}
else
{
_publisher.Stop();
//btnWatcher.Content = "Start Watcher";
_fWatcherStarted = false;
_deviceWatcher.Added -= OnDeviceAdded;
_deviceWatcher.Removed -= OnDeviceRemoved;
_deviceWatcher.Updated -= OnDeviceUpdated;
_deviceWatcher.EnumerationCompleted -= OnEnumerationCompleted;
_deviceWatcher.Stopped -= OnStopped;
_deviceWatcher.Stop();
NotifyUser("Device watcher stopped.", NotifyType.StatusMessage);
}
string ServiceSelector = WiFiDirectService.GetSelector("WalkieTalkie");
// Get all WiFiDirect services that are advertising and in range
//DeviceInformationCollection devInfoCollection = await DeviceInformation.FindAllAsync(ServiceSelector);
//// Get a Service Seeker object
//WiFiDirectService Service = await WiFiDirectService.FromIdAsync(devInfoCollection[0].Id);
//// Connect to the Advertiser
//WiFiDirectServiceSession Session = await Service.ConnectAsync();
//// Get the local and remote IP addresses
//var EndpointPairs = Session.GetConnectionEndpointPairs();
}
