[feat] add callback to notify the travsesal mode

src/single_window/render.cpp

@@ -184,6 +184,7 @@ int Render::CreateConnectionPeer() {
   params_.on_receive_data_buffer = OnReceiveDataBufferCb;
   params_.on_signal_status = OnSignalStatusCb;
   params_.on_connection_status = OnConnectionStatusCb;
+  params_.net_status_report = NetStatusReport;
   params_.user_data = this;
 
   peer_ = CreatePeer(&params_);

src/single_window/render.h

@@ -60,6 +60,9 @@ class Render {
 
   static void OnConnectionStatusCb(ConnectionStatus status, void *user_data);
 
+  static void NetStatusReport(TraversalMode mode, const unsigned short send,
+                             const unsigned short receive, void *user_ptr);
+
  private:
   int ProcessMouseKeyEven(SDL_Event &ev);
 

src/single_window/render_callback_func.cpp

@@ -229,3 +229,8 @@ void Render::OnConnectionStatusCb(ConnectionStatus status, void *user_data) {
     }
   }
 }
+
+void Render::NetStatusReport(TraversalMode mode, const unsigned short send,
+                             const unsigned short receive, void *user_ptr) {
+  printf("Net mode: [%d]\n", mode);
+}