onConnectionStateChanged method
@detail callback
@author hanchenchen.c
@brief Callback SDK and signaling server connection status related events. Callbacks the event when the network connection state of the SDK to the signaling server changes.
@param state
The current SDK and signaling server connection status. See ConnectionState{@link #ConnectionState}
@param reason
For a detailed definition of the cause of the signaling server connection state change, currently not enabled fixed to -1.
@note Refer to Getting Connection Status for more details.
Implementation
FutureOr<void> onConnectionStateChanged(dynamic state) async {
if ($instance == null || $instance is! IRTCEngineEventHandler) {
return;
}
return ($instance as IRTCEngineEventHandler)
.onConnectionStateChanged
?.call(int.tryParse(state.toString()) ?? 0, null);
}