Update.

app/src/main/AndroidManifest.xml

@@ -1,35 +1,37 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.codeboy.qianghongbao" >
+    package="com.codeboy.qianghongbao"
+    android:versionCode="5"
+    android:versionName="1.0.5">
 
-    <uses-permission android:name="android.permission.GET_TASKS" />
-    <application
-        android:allowBackup="true"
-        android:icon="@drawable/ic_launcher"
+  <uses-permission android:name="android.permission.GET_TASKS"/>
+  <application
+      android:allowBackup="true"
+      android:icon="@drawable/ic_launcher"
+      android:label="@string/app_name">
+    <activity
+        android:name=".MainActivity"
         android:label="@string/app_name">
-        <activity
-            android:name=".MainActivity"
-            android:label="@string/app_name" >
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
+      <intent-filter>
+        <action android:name="android.intent.action.MAIN"/>
 
-                <category android:name="android.intent.category.LAUNCHER" />
-            </intent-filter>
-        </activity>
+        <category android:name="android.intent.category.LAUNCHER"/>
+      </intent-filter>
+    </activity>
 
-        <service
-            android:enabled="true"
-            android:exported="true"
-            android:label="@string/app_name"
-            android:name=".QiangHongBaoService"
-            android:permission="android.permission.BIND_ACCESSIBILITY_SERVICE">
-            <intent-filter>
-                <action android:name="android.accessibilityservice.AccessibilityService"/>
-            </intent-filter>
-            <meta-data
-                android:name="android.accessibilityservice"
-                android:resource="@xml/qianghongbao_service_config"/>
-        </service>
-    </application>
+    <service
+        android:enabled="true"
+        android:exported="true"
+        android:label="@string/service_name"
+        android:name=".QiangHongBaoService"
+        android:permission="android.permission.BIND_ACCESSIBILITY_SERVICE">
+      <intent-filter>
+        <action android:name="android.accessibilityservice.AccessibilityService"/>
+      </intent-filter>
+      <meta-data
+          android:name="android.accessibilityservice"
+          android:resource="@xml/qianghongbao_service_config"/>
+    </service>
+  </application>
 
 </manifest>

app/src/main/java/com/codeboy/qianghongbao/MainActivity.java

@@ -31,7 +31,7 @@ private void open() {
         try {
             Intent intent = new Intent(android.provider.Settings.ACTION_ACCESSIBILITY_SETTINGS);
             startActivity(intent);
-            Toast.makeText(this, "找到Codeboy抢红包，然后开启服务即可", Toast.LENGTH_LONG).show();
+            Toast.makeText(this, "找到[微信抢红包]，然后开启服务即可", Toast.LENGTH_LONG).show();
         } catch (Exception e) {
             e.printStackTrace();
         }

app/src/main/res/layout/activity_main.xml

@@ -1,20 +1,25 @@
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-                xmlns:tools="http://schemas.android.com/tools"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:paddingLeft="@dimen/activity_horizontal_margin"
-                android:paddingRight="@dimen/activity_horizontal_margin"
-                android:paddingTop="@dimen/activity_vertical_margin"
-                android:paddingBottom="@dimen/activity_vertical_margin"
-                tools:context=".MainActivity">
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    android:orientation="vertical"
+    tools:context=".MainActivity" android:background="#FFFFFF">
 
-    <Button
-        android:id="@+id/start_button"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:padding="10dp"
-        android:layout_centerInParent="true"
-        android:textSize="18sp"
-        android:text="打开辅助服务"/>
+  <ImageView
+      android:layout_width="match_parent"
+      android:layout_height="0dp"
+      android:id="@+id/imageView" android:layout_weight="1" android:src="@drawable/tips"/>
+  <Button
+      android:id="@+id/start_button"
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:padding="10dp"
+      android:textSize="18sp"
+      android:text="@string/open_now" android:layout_gravity="center_horizontal"
+      android:layout_marginTop="10dp"/>
 
-</RelativeLayout>
+</LinearLayout>

app/src/main/res/values/strings.xml

@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
-    <string name="app_name">Codeboy抢红包</string>
-    <string name="accessibility_description">启动抢红包服务</string>
+    <string name="app_name">抢红包</string>
+    <string name="accessibility_description">启动抢红包服务，仅支持微信。</string>
+    <string name="service_name">微信抢红包</string>
+    <string name="open_now">去开启</string>
 </resources>