diff --git a/adapter/preview/entrance/ace_ability.cpp b/adapter/preview/entrance/ace_ability.cpp
index 126da87ce1b487183a85ff33e54387ebb0283d20..83d75a8cdb62bd300e8fe291700db9c7b5a7fa81 100644
--- a/adapter/preview/entrance/ace_ability.cpp
+++ b/adapter/preview/entrance/ace_ability.cpp
@@ -234,6 +234,7 @@ std::unique_ptr<AceAbility> AceAbility::CreateInstance(AceRunArgs& runArgs)
         ctx->InitFrom(FlutterDesktopGetWindow(controller));
     }
 
+    EventDispatcher::GetInstance().SetGlfwWindowController(controller);
     EventDispatcher::GetInstance().Initialize();
     auto aceAbility = std::make_unique<AceAbility>(runArgs);
     aceAbility->SetGlfwWindowController(ctx);
diff --git a/adapter/preview/entrance/event_dispatcher.cpp b/adapter/preview/entrance/event_dispatcher.cpp
index 0826a3bc20b1ff79a7f9f3bcabed56f35b3c3f6e..3271de1eccf025cc314161cdcdf4b815eb0dc1e1 100644
--- a/adapter/preview/entrance/event_dispatcher.cpp
+++ b/adapter/preview/entrance/event_dispatcher.cpp
@@ -85,14 +85,10 @@ void EventDispatcher::Initialize()
     // Initial the proxy of Input method
     TextInputClientMgr::GetInstance().InitTextInputProxy();
     // Register the idle event callback function.
-#ifndef ENABLE_ROSEN_BACKEND
     IdleCallback idleNoticeCallback = [] (int64_t deadline) {
         EventDispatcher::GetInstance().DispatchIdleEvent(deadline);
     };
     FlutterDesktopSetIdleCallback(controller_, idleNoticeCallback);
-#else
-    // rosen process idle
-#endif
 }
 
 void EventDispatcher::DispatchIdleEvent(int64_t deadline)