public RetCode registerListener(HubListener ls)
{
RetCode ret = RetCode.GF_SUCCESS;
if (mListeners.Add(ls))
{
if (mListeners.Count() == 1)
{
mListenerDele = new libgforce.ListenerDelegate();
mListenerDele.onScanfinishedFn = new libgforce.onScanfinished(Hub.onScanfinishedImpl);
mListenerDele.onStateChangedFn = new libgforce.onStateChanged(Hub.onStateChangedImpl);
mListenerDele.onDeviceFoundFn = new libgforce.onDeviceFound(Hub.onDeviceFoundImpl);
mListenerDele.onDeviceDiscardFn = new libgforce.onDeviceDiscard(Hub.onDeviceDiscardImpl);
mListenerDele.onDeviceConnectedFn = new libgforce.onDeviceConnected(Hub.onDeviceConnectedImpl);
mListenerDele.onDeviceDisconnectedFn = new libgforce.onDeviceDisconnected(Hub.onDeviceDisconnectedImpl);
mListenerDele.onOrientationDataFn = new libgforce.onOrientationData(Hub.onOrientationDataImpl);
mListenerDele.onGestureDataFn = new libgforce.onGestureData(Hub.onGestureDataImpl);
mListenerDele.onDeviceStatusChangedFn = new libgforce.onDeviceStatusChanged(Hub.onDeviceStatusChangedImpl);
mListenerDele.onExtendedDeviceDataFn = new libgforce.onExtendedDeviceData(Hub.onExtendedDeviceDataImpl);
ret = libgforce.hub_register_listener(ref mListenerDele);
}
}
else
{
// if already added, do nothing but return GF_SUCCESS
}
return(ret);
}
public RetCode unregisterListener(HubListener ls)
{
RetCode ret = RetCode.GF_SUCCESS;
if (mListeners.Remove(ls))
{
if (mListeners.Count() == 0)
{
ret = libgforce.hub_unregister_listener(ref mListenerDele);
}
}
else
{
// if not exists
ret = RetCode.GF_ERROR;
}
return(ret);
}