private void RegisterDiscoveryStateChangedEvent()
{
_discoveryStateChangedCallback = (int result, WiFiDirectDiscoveryState stateInfo, IntPtr userData) =>
{
if (_discoveryStateChanged != null)
{
WiFiDirectError error = (WiFiDirectError)result;
WiFiDirectDiscoveryState state = stateInfo;
_discoveryStateChanged(null, new DiscoveryStateChangedEventArgs(error, state));
}
};
int ret = Interop.WiFiDirect.SetDiscoveryStateChangedCallback(_discoveryStateChangedCallback, IntPtr.Zero);
if (ret != (int)WiFiDirectError.None)
{
Log.Error(Globals.LogTag, "Failed to set Wi-Fi Direct discovery state changed callback, Error - " + (WiFiDirectError)ret);
}
}
private void RegisterPeerFoundEvent()
{
_peerFoundCallback = (int result, WiFiDirectDiscoveryState stateInfo, string address, IntPtr userData) =>
{
if (_peerFound != null && stateInfo == WiFiDirectDiscoveryState.Found)
{
WiFiDirectError error = (WiFiDirectError)result;
WiFiDirectDiscoveryState state = stateInfo;
IntPtr peer;
Interop.WiFiDirect.GetDiscoveredPeerInfo(address, out peer);
DiscoveredPeerStruct peerStruct = (DiscoveredPeerStruct)Marshal.PtrToStructure(peer, typeof(DiscoveredPeerStruct));
_peerFound(null, new PeerFoundEventArgs(error, state, WiFiDirectUtils.ConvertStructToDiscoveredPeer(peerStruct)));
}
};
int ret = Interop.WiFiDirect.SetPeerFoundCallback(_peerFoundCallback, IntPtr.Zero);
if (ret != (int)WiFiDirectError.None)
{
Log.Error(Globals.LogTag, "Failed to set Wi-Fi Direct discovery state changed callback, Error - " + (WiFiDirectError)ret);
}
}
internal PeerFoundEventArgs(WiFiDirectError error, WiFiDirectDiscoveryState state, WiFiDirectPeer peer)
{
_error = error;
_state = state;
_peer = peer;
}
internal DiscoveryStateChangedEventArgs(WiFiDirectError error, WiFiDirectDiscoveryState state)
{
_error = error;
_state = state;
}
