diff --git a/entry/src/main/java/com/github/tbouron/shakedetector/example/slice/MainAbilitySlice.java b/entry/src/main/java/com/github/tbouron/shakedetector/example/slice/MainAbilitySlice.java
index cbae18212279d60b1a36310d2463baaa02606019..54bb7c25a84db0a13970c1d0f0d979112d1a73ff 100644
--- a/entry/src/main/java/com/github/tbouron/shakedetector/example/slice/MainAbilitySlice.java
+++ b/entry/src/main/java/com/github/tbouron/shakedetector/example/slice/MainAbilitySlice.java
@@ -65,7 +65,6 @@ public class MainAbilitySlice extends AbilitySlice {
         ShakeDetector.create(this, new ShakeDetector.OnShakeListener() {
             @Override
             public void OnShake() {
-                getAbility().getUITaskDispatcher().asyncDispatch(() -> {
                     addStatusMessage("shake_detected");
                     new ToastDialog(getContext())
                             .setText("Device shaken!")
@@ -73,7 +72,6 @@ public class MainAbilitySlice extends AbilitySlice {
                             .setTransparent(true)
                             .setAutoClosable(true)
                             .show();
-                });
             }
         });
         if (ShakeDetector.start()) {
diff --git a/library/src/main/java/com/github/tbouron/shakedetector/library/ShakeDetector.java b/library/src/main/java/com/github/tbouron/shakedetector/library/ShakeDetector.java
index 4eecdc3378d36b813665eb900d0d2d53b0ff6212..8d738044dcfa055aa336a61ca68ab80ebb42a350 100644
--- a/library/src/main/java/com/github/tbouron/shakedetector/library/ShakeDetector.java
+++ b/library/src/main/java/com/github/tbouron/shakedetector/library/ShakeDetector.java
@@ -1,6 +1,9 @@
 package com.github.tbouron.shakedetector.library;
 
 import ohos.app.Context;
+import ohos.eventhandler.EventHandler;
+import ohos.eventhandler.EventRunner;
+import ohos.eventhandler.InnerEvent;
 import ohos.sensor.agent.CategoryOrientationAgent;
 import ohos.sensor.bean.CategoryOrientation;
 import ohos.sensor.data.CategoryOrientationData;
@@ -58,6 +61,26 @@ public class ShakeDetector implements ICategoryOrientationDataCallback {
     private float mLastX;
     private float mLastY;
     private float mLastZ;
+    /**
+     * 消息
+     */
+    public static final int CODE_DOWNLOAD_FILE1 = 1;
+    /**
+     * handler
+     */
+    private EventHandler myEvenHandler = new EventHandler(EventRunner.getMainEventRunner()){
+        @Override
+        protected void processEvent(InnerEvent event) {
+            super.processEvent(event);
+            if (event == null) {
+                return;
+            }
+            int eventId = event.eventId;
+            if(eventId == CODE_DOWNLOAD_FILE1){
+                mShakeListener.OnShake();
+            }
+        }
+    };
 
     /**
      * 摇动设备后要调用的回调的接口定义
@@ -200,7 +223,7 @@ public class ShakeDetector implements ICategoryOrientationDataCallback {
             }
             if (direction >= mThresholdShakeNumber) {
                 direction = 0;
-                mShakeListener.OnShake();
+                myEvenHandler.sendEvent(CODE_DOWNLOAD_FILE1);
                 mSensorBundles.clear();
             }
         }