diff --git a/.idea/misc.xml b/.idea/misc.xml
index 0ad17cb..8978d23 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ExternalStorageConfigurationManager" enabled="true" />
   <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
diff --git a/automotive/src/main/AndroidManifest.xml b/automotive/src/main/AndroidManifest.xml
index a03b7bb..b0c2496 100644
--- a/automotive/src/main/AndroidManifest.xml
+++ b/automotive/src/main/AndroidManifest.xml
@@ -5,6 +5,7 @@
         android:name="android.hardware.type.automotive"
         android:required="true" />
 
+    <uses-permission android:name="android.permission.VIBRATE" />
     <application
         android:allowBackup="true"
         android:appCategory="audio"
diff --git a/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java b/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java
index d1bfd13..dad9a74 100644
--- a/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java
+++ b/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java
@@ -15,6 +15,8 @@ import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.StateListDrawable;
+import android.os.VibrationEffect;
+import android.os.Vibrator;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.view.HapticFeedbackConstants;
@@ -62,7 +64,8 @@ public class SplitLayout extends ViewGroup {
 	private Bitmap cachedBitmap;
 	private Canvas cachedCanvas; // 使用双缓冲方式绘制拖动中的View变化，提高效率
 	private Paint mPaint = new Paint();
-	private int dragForgroundColor = Color.argb(0.88f, 1f, 1f, 1f);
+	private int dragForgroundColor = Color.argb(0.88f, 1f, 1f, 1f); // 默认的前景色
+	private Vibrator vibrator;
 
 	public SplitLayout(Context context) {
 		this(context, null, 0);
@@ -103,6 +106,9 @@ public class SplitLayout extends ViewGroup {
 		a.recycle();
 
 		mPaint.setColor(dragForgroundColor);
+		// 获取震动权限
+		vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
+		vibrator.vibrate(VibrationEffect.createOneShot(500, 125));
 	}
 
 	@Override
@@ -217,9 +223,9 @@ public class SplitLayout extends ViewGroup {
 
 	private boolean isUnderSplitHandle(float x, float y) {
 		if (mOrientation == VERTICAL) {
-			return y >= (mSplitPosition - mHandleSize / 2) && y <= (mSplitPosition + mHandleSize / 2);
+			return y >= (mSplitPosition - (mHandleSize*2)) && y <= (mSplitPosition + (mHandleSize*2));
 		} else {
-			return x >= (mSplitPosition - mHandleSize / 2) && x <= (mSplitPosition + mHandleSize / 2);
+			return x >= (mSplitPosition - (mHandleSize*2)) && x <= (mSplitPosition + (mHandleSize*2));
 		}
 
 	}
@@ -389,4 +395,15 @@ public class SplitLayout extends ViewGroup {
 	public int getDragForgroundColor() {
 		return dragForgroundColor;
 	}
+
+	public void switchChildViewPosition() {
+		checkChildren();
+		removeAllViews();
+		addView(mChild1);
+		addView(mChild0);
+		View tempView = mChild0;
+		mChild0 = mChild1;
+		mChild1 = tempView;
+		requestLayout();
+	}
 }
diff --git a/automotive/src/main/java/com/mixiaoxiao/splitlayoutsample/SplitLayoutActivity.java b/automotive/src/main/java/com/mixiaoxiao/splitlayoutsample/SplitLayoutActivity.java
index bc616c9..55b0229 100644
--- a/automotive/src/main/java/com/mixiaoxiao/splitlayoutsample/SplitLayoutActivity.java
+++ b/automotive/src/main/java/com/mixiaoxiao/splitlayoutsample/SplitLayoutActivity.java
@@ -22,29 +22,29 @@ public class SplitLayoutActivity extends Activity {
 		mVerticalSplitLayout = (SplitLayout) findViewById(R.id.splitlayout_vertical);
 		mHorizontalSplitLayout = (SplitLayout) findViewById(R.id.splitlayout_horizontal);
 
-		findViewById(R.id.tv_child0).setOnClickListener(new View.OnClickListener() {
-			@Override
-			public void onClick(View v) {
-				Toast.makeText(SplitLayoutActivity.this, "CHILD 0", Toast.LENGTH_SHORT).show();
-				Log.d("SplitLayoutActivity", "tv_child0 clicked");
-			}
-		});
+//		findViewById(R.id.tv_child0).setOnClickListener(new View.OnClickListener() {
+//			@Override
+//			public void onClick(View v) {
+//				Toast.makeText(SplitLayoutActivity.this, "CHILD 0", Toast.LENGTH_SHORT).show();
+//				Log.d("SplitLayoutActivity", "tv_child0 clicked");
+//			}
+//		});
 
-		findViewById(R.id.tv_child0).setOnTouchListener(new View.OnTouchListener() {
-			@Override
-			public boolean onTouch(View v, MotionEvent event) {
-				Log.d("SplitLayoutActivity", "tv_child0 onTouch");
-				return false;
-			}
-		});
-
-		findViewById(R.id.layout_child0).setOnTouchListener(new View.OnTouchListener() {
-			@Override
-			public boolean onTouch(View v, MotionEvent event) {
-				Log.d("SplitLayoutActivity", "layout_child0 onTouch");
-				return false;
-			}
-		});
+//		findViewById(R.id.tv_child0).setOnTouchListener(new View.OnTouchListener() {
+//			@Override
+//			public boolean onTouch(View v, MotionEvent event) {
+//				Log.d("SplitLayoutActivity", "tv_child0 onTouch");
+//				return false;
+//			}
+//		});
+//
+//		findViewById(R.id.layout_child0).setOnTouchListener(new View.OnTouchListener() {
+//			@Override
+//			public boolean onTouch(View v, MotionEvent event) {
+//				Log.d("SplitLayoutActivity", "layout_child0 onTouch");
+//				return false;
+//			}
+//		});
 	}
 	
 	public void onClickVerticalSample(View v) {
@@ -63,11 +63,14 @@ public class SplitLayoutActivity extends Activity {
 //		Toast.makeText(this, "CHILD 1", Toast.LENGTH_SHORT).show();
 //	}
 	public void onClickRotateScreen(View v) {
-		if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT) {
-			setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
-		} else {
-			setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
+//		if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT) {
+//			setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
+//		} else {
+//			setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
+//
+//		}
 
-		}
+		// 切换两个子View的显示位置
+		mHorizontalSplitLayout.switchChildViewPosition();
 	}
 }
diff --git a/automotive/src/main/res/layout/activity_split_layout.xml b/automotive/src/main/res/layout/activity_split_layout.xml
index b0f3b43..bcca7e5 100644
--- a/automotive/src/main/res/layout/activity_split_layout.xml
+++ b/automotive/src/main/res/layout/activity_split_layout.xml
@@ -40,6 +40,7 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:layout_marginBottom="48dp"
+        app:splitFraction="0.3"
         app:splitHandleDrawable="@drawable/split_drawable"
         app:splitDragForgroundColor="@color/material_yellow_500"
         app:splitOrientation="horizontal">