<?xml version="1.0" encoding="utf-8"?> 
<manifest xmlns:android="http://schemas.android.com/apk/res/android" 
package="com.jackie.webchatenvelope" > 
<application 
android:allowBackup="true" 
android:icon="@mipmap/ic_launcher" 
android:label="@string/app_name" 
android:theme="@style/AppTheme" > 
<activity 
android:name=".MainActivity" 
android:label="@string/app_name" > 
<intent-filter> 
<action android:name="android.intent.action.MAIN" /> 
<category android:name="android.intent.category.LAUNCHER" /> 
</intent-filter> 
</activity> 
<service 
android:enabled="true" 
android:exported="true" 
android:label="@string/app_name" 
android:name=".EnvelopeService" 
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/envelope_service_config"/> 
</service> 
</application> 
</manifest> 

<?xml version="1.0" encoding="utf-8"?> 
<accessibility-service xmlns:android="http://schemas.android.com/apk/res/android" 
android:accessibilityEventTypes="typeNotificationStateChanged|typeWindowStateChanged" 
android:accessibilityFeedbackType="feedbackGeneric" 
android:accessibilityFlags="" 
android:canRetrieveWindowContent="true" 
android:description="@string/accessibility_description" 
android:notificationTimeout="100" 
android:packageNames="com.tencent.mm" /> 

<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:paddingBottom="@dimen/activity_vertical_margin" 
android:paddingLeft="@dimen/activity_horizontal_margin" 
android:paddingRight="@dimen/activity_horizontal_margin" 
android:paddingTop="@dimen/activity_vertical_margin" 
tools:context=".MainActivity"> 
<Button 
android:id="@+id/start" 
android:layout_width="wrap_content" 
android:layout_height="wrap_content" 
android:padding="10dp" 
android:layout_centerInParent="true" 
android:textSize="18sp" 
android:text="打開(kāi)輔助服務(wù)"/> 
</RelativeLayout> 

package com.jackie.webchatenvelope; 
import android.app.Activity; 
import android.content.Intent; 
import android.os.Bundle; 
import android.view.Menu; 
import android.view.MenuItem; 
import android.view.View; 
import android.widget.Button; 
import android.widget.Toast; 
public class MainActivity extends Activity { 
private Button startBtn; 
@Override 
protected void onCreate(Bundle savedInstanceState) { 
super.onCreate(savedInstanceState); 
setContentView(R.layout.activity_main); 
startBtn = (Button) findViewById(R.id.start); 
startBtn.setOnClickListener(new View.OnClickListener() { 
@Override 
public void onClick(View v) { 
try { 
//打開(kāi)系統(tǒng)設(shè)置中輔助功能 
Intent intent = new Intent(android.provider.Settings.ACTION_ACCESSIBILITY_SETTINGS); 
startActivity(intent); 
Toast.makeText(MainActivity.this, "找到搶紅包，然后開(kāi)啟服務(wù)即可", Toast.LENGTH_LONG).show(); 
} catch (Exception e) { 
e.printStackTrace(); 
} 
} 
}); 
} 
@Override 
public boolean onCreateOptionsMenu(Menu menu) { 
// Inflate the menu; this adds items to the action bar if it is present. 
getMenuInflater().inflate(R.menu.menu_main, menu); 
return true; 
} 
@Override 
public boolean onOptionsItemSelected(MenuItem item) { 
// Handle action bar item clicks here. The action bar will 
// automatically handle clicks on the Home/Up button, so long 
// as you specify a parent activity in AndroidManifest.xml. 
int id = item.getItemId(); 
//noinspection SimplifiableIfStatement 
if (id == R.id.action_settings) { 
return true; 
} 
return super.onOptionsItemSelected(item); 
} 
} 

package com.jackie.webchatenvelope; 
import android.accessibilityservice.AccessibilityService; 
import android.annotation.TargetApi; 
import android.app.Notification; 
import android.app.PendingIntent; 
import android.os.Build; 
import android.os.Handler; 
import android.util.Log; 
import android.view.accessibility.AccessibilityEvent; 
import android.view.accessibility.AccessibilityManager; 
import android.view.accessibility.AccessibilityNodeInfo; 
import android.widget.Toast; 
import java.util.List; 
/** 
* <p>Created by Administrator</p> 
* <p/> 
* 搶紅包外掛服務(wù) 
*/ 
public class EnvelopeService extends AccessibilityService { 
static final String TAG = "Jackie"; 
/** 
* 微信的包名 
*/ 
static final String WECHAT_PACKAGENAME = "com.tencent.mm"; 
/** 
* 紅包消息的關(guān)鍵字 
*/ 
static final String ENVELOPE_TEXT_KEY = "[微信紅包]"; 
Handler handler = new Handler(); 
@Override 
public void onAccessibilityEvent(AccessibilityEvent event) { 
final int eventType = event.getEventType(); 
Log.d(TAG, "事件---->" + event); 
//通知欄事件 
if (eventType == AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED) { 
List<CharSequence> texts = event.getText(); 
if (!texts.isEmpty()) { 
for (CharSequence t : texts) { 
String text = String.valueOf(t); 
if (text.contains(ENVELOPE_TEXT_KEY)) { 
openNotification(event); 
break; 
} 
} 
} 
} else if (eventType == AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED) { 
openEnvelope(event); 
} 
} 
/*@Override 
protected boolean onKeyEvent(KeyEvent event) { 
//return super.onKeyEvent(event); 
return true; 
}*/ 
@Override 
public void onInterrupt() { 
Toast.makeText(this, "中斷搶紅包服務(wù)", Toast.LENGTH_SHORT).show(); 
} 
@Override 
protected void onServiceConnected() { 
super.onServiceConnected(); 
Toast.makeText(this, "連接搶紅包服務(wù)", Toast.LENGTH_SHORT).show(); 
} 
private void sendNotificationEvent() { 
AccessibilityManager manager = (AccessibilityManager) getSystemService(ACCESSIBILITY_SERVICE); 
if (!manager.isEnabled()) { 
return; 
} 
AccessibilityEvent event = AccessibilityEvent.obtain(AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED); 
event.setPackageName(WECHAT_PACKAGENAME); 
event.setClassName(Notification.class.getName()); 
CharSequence tickerText = ENVELOPE_TEXT_KEY; 
event.getText().add(tickerText); 
manager.sendAccessibilityEvent(event); 
} 
/** 
* 打開(kāi)通知欄消息 
*/ 
@TargetApi(Build.VERSION_CODES.JELLY_BEAN) 
private void openNotification(AccessibilityEvent event) { 
if (event.getParcelableData() == null || !(event.getParcelableData() instanceof Notification)) { 
return; 
} 
//以下是精華，將微信的通知欄消息打開(kāi) 
Notification notification = (Notification) event.getParcelableData(); 
PendingIntent pendingIntent = notification.contentIntent; 
try { 
pendingIntent.send(); 
} catch (PendingIntent.CanceledException e) { 
e.printStackTrace(); 
} 
} 
@TargetApi(Build.VERSION_CODES.JELLY_BEAN) 
private void openEnvelope(AccessibilityEvent event) { 
if ("com.tencent.mm.plugin.luckymoney.ui.LuckyMoneyReceiveUI".equals(event.getClassName())) { 
//點(diǎn)中了紅包，下一步就是去拆紅包 
checkKey1(); 
} else if ("com.tencent.mm.plugin.luckymoney.ui.LuckyMoneyDetailUI".equals(event.getClassName())) { 
//拆完紅包后看詳細(xì)的紀(jì)錄界面 
//nonething 
} else if ("com.tencent.mm.ui.LauncherUI".equals(event.getClassName())) { 
//在聊天界面,去點(diǎn)中紅包 
checkKey2(); 
} 
} 
@TargetApi(Build.VERSION_CODES.JELLY_BEAN) 
private void checkKey1() { 
AccessibilityNodeInfo nodeInfo = getRootInActiveWindow(); 
if (nodeInfo == null) { 
Log.w(TAG, "rootWindow為空"); 
return; 
} 
List<AccessibilityNodeInfo> list = nodeInfo.findAccessibilityNodeInfosByText("拆紅包"); 
for (AccessibilityNodeInfo n : list) { 
n.performAction(AccessibilityNodeInfo.ACTION_CLICK); 
} 
} 
@TargetApi(Build.VERSION_CODES.JELLY_BEAN) 
private void checkKey2() { 
AccessibilityNodeInfo nodeInfo = getRootInActiveWindow(); 
if (nodeInfo == null) { 
Log.w(TAG, "rootWindow為空"); 
return; 
} 
List<AccessibilityNodeInfo> list = nodeInfo.findAccessibilityNodeInfosByText("領(lǐng)取紅包"); 
if (list.isEmpty()) { 
list = nodeInfo.findAccessibilityNodeInfosByText(ENVELOPE_TEXT_KEY); 
for (AccessibilityNodeInfo n : list) { 
Log.i(TAG, "-->微信紅包:" + n); 
n.performAction(AccessibilityNodeInfo.ACTION_CLICK); 
break; 
} 
} else { 
//最新的紅包領(lǐng)起 
for (int i = list.size() - 1; i >= 0; i--) { 
AccessibilityNodeInfo parent = list.get(i).getParent(); 
Log.i(TAG, "-->領(lǐng)取紅包:" + parent); 
if (parent != null) { 
parent.performAction(AccessibilityNodeInfo.ACTION_CLICK); 
break; 
} 
} 
} 
} 
}