public class QHBAccessibilityService extends AccessibilityService {

 /**
 * 當(dāng)啟動(dòng)服務(wù)的時(shí)候就會(huì)被調(diào)用
 */
 @Override
 protected void onServiceConnected() {
 super.onServiceConnected();
 }

 /**
 * 監(jiān)聽(tīng)窗口變化的回調(diào)
 */
 @Override
 public void onAccessibilityEvent(AccessibilityEvent event) {
 int eventType = event.getEventType();
 //根據(jù)事件回調(diào)類型進(jìn)行處理
 }

 /**
 * 中斷服務(wù)的回調(diào)
 */
 @Override
 public void onInterrupt() {

 }
}

<service
 android:name=".AccessibilityService.QHBAccessibilityService"
 android:enabled="true"
 android:exported="true"
 android:label="@string/label"
 android:permission="android.permission.BIND_ACCESSIBILITY_SERVICE">
 <intent-filter>
 <action android:name="android.accessibilityservice.AccessibilityService" />
 </intent-filter>
</service>

<service
 android:name=".AccessibilityService.QHBAccessibilityService"
 android:enabled="true"
 android:exported="true"
 android:label="@string/label"
 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/accessibility_service_config" />
</service>

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

private void settingAccessibilityInfo() {
 String[] packageNames = {"com.tencent.mm"};
 AccessibilityServiceInfo mAccessibilityServiceInfo = new AccessibilityServiceInfo();
 // 響應(yīng)事件的類型，這里是全部的響應(yīng)事件（長(zhǎng)按，單擊，滑動(dòng)等）
 mAccessibilityServiceInfo.eventTypes = AccessibilityEvent.TYPES_ALL_MASK;
 // 反饋給用戶的類型，這里是語(yǔ)音提示
 mAccessibilityServiceInfo.feedbackType = AccessibilityServiceInfo.FEEDBACK_SPOKEN;
 // 過(guò)濾的包名
 mAccessibilityServiceInfo.packageNames = packageNames;
 setServiceInfo(mAccessibilityServiceInfo);
}

Intent intent = new Intent(Settings.ACTION_ACCESSIBILITY_SETTINGS);
startActivity(intent);

@Override
public void onAccessibilityEvent(AccessibilityEvent event) {
 int eventType = event.getEventType();
 //根據(jù)事件回調(diào)類型進(jìn)行處理
 switch (eventType) {
 //當(dāng)通知欄發(fā)生改變時(shí)
 case AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED:

 break;
 //當(dāng)窗口的狀態(tài)發(fā)生改變時(shí)
 case AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED:

 break;
 }
}

//通過(guò)文本找到對(duì)應(yīng)的節(jié)點(diǎn)集合
List<AccessibilityNodeInfo> list = nodeInfo.findAccessibilityNodeInfosByText(text);
//通過(guò)控件ID找到對(duì)應(yīng)的節(jié)點(diǎn)集合，如com.tencent.mm:id/gd
List<AccessibilityNodeInfo> list = nodeInfo.findAccessibilityNodeInfosByViewId(clickId);

//模擬點(diǎn)擊
accessibilityNodeInfo.performAction(AccessibilityNodeInfo.ACTION_CLICK);
//模擬長(zhǎng)按
accessibilityNodeInfo.performAction(AccessibilityNodeInfo.ACTION_LONG_CLICK);
//模擬獲取焦點(diǎn)
accessibilityNodeInfo.performAction(AccessibilityNodeInfo.ACTION_FOCUS);
//模擬粘貼
accessibilityNodeInfo.performAction(AccessibilityNodeInfo.ACTION_PASTE);

/**
 * =====作者=====
 * 許英俊
 * =====時(shí)間=====
 * 2016/11/19.
 */
public class QHBAccessibilityService extends AccessibilityService {

 private List<AccessibilityNodeInfo> parents;

 /**
 * 當(dāng)啟動(dòng)服務(wù)的時(shí)候就會(huì)被調(diào)用
 */
 @Override
 protected void onServiceConnected() {
 super.onServiceConnected();
 parents = new ArrayList<>();
 }

 /**
 * 監(jiān)聽(tīng)窗口變化的回調(diào)
 */
 @Override
 public void onAccessibilityEvent(AccessibilityEvent event) {
 int eventType = event.getEventType();
 switch (eventType) {
  //當(dāng)通知欄發(fā)生改變時(shí)
  case AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED:
  List<CharSequence> texts = event.getText();
  if (!texts.isEmpty()) {
   for (CharSequence text : texts) {
   String content = text.toString();
   if (content.contains("[微信紅包]")) {
    //模擬打開(kāi)通知欄消息，即打開(kāi)微信
    if (event.getParcelableData() != null &&
     event.getParcelableData() instanceof Notification) {
    Notification notification = (Notification) event.getParcelableData();
    PendingIntent pendingIntent = notification.contentIntent;
    try {
     pendingIntent.send();
     Log.e("demo","進(jìn)入微信");
    } catch (Exception e) {
     e.printStackTrace();
    }
    }
   }
   }
  }
  break;
  //當(dāng)窗口的狀態(tài)發(fā)生改變時(shí)
  case AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED:
  String className = event.getClassName().toString();
  if (className.equals("com.tencent.mm.ui.LauncherUI")) {
   //點(diǎn)擊最后一個(gè)紅包
   Log.e("demo","點(diǎn)擊紅包");
   getLastPacket();
  } else if (className.equals("com.tencent.mm.plugin.luckymoney.ui.LuckyMoneyReceiveUI")) {
   //開(kāi)紅包
   Log.e("demo","開(kāi)紅包");
   inputClick("com.tencent.mm:id/bg7");
  } else if (className.equals("com.tencent.mm.plugin.luckymoney.ui.LuckyMoneyDetailUI")) {
   //退出紅包
   Log.e("demo","退出紅包");
   inputClick("com.tencent.mm:id/gd");
  }
  break;
 }
 }

 /**
 * 通過(guò)ID獲取控件，并進(jìn)行模擬點(diǎn)擊
 * @param clickId
 */
 @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
 private void inputClick(String clickId) {
 AccessibilityNodeInfo nodeInfo = getRootInActiveWindow();
 if (nodeInfo != null) {
  List<AccessibilityNodeInfo> list = nodeInfo.findAccessibilityNodeInfosByViewId(clickId);
  for (AccessibilityNodeInfo item : list) {
  item.performAction(AccessibilityNodeInfo.ACTION_CLICK);
  }
 }
 }

 /**
 * 獲取List中最后一個(gè)紅包，并進(jìn)行模擬點(diǎn)擊
 */
 private void getLastPacket() {
 AccessibilityNodeInfo rootNode = getRootInActiveWindow();
 recycle(rootNode);
 if(parents.size()>0){
  parents.get(parents.size() - 1).performAction(AccessibilityNodeInfo.ACTION_CLICK);
 }
 }

 /**
 * 回歸函數(shù)遍歷每一個(gè)節(jié)點(diǎn)，并將含有"領(lǐng)取紅包"存進(jìn)List中
 *
 * @param info
 */
 public void recycle(AccessibilityNodeInfo info) {
 if (info.getChildCount() == 0) {
  if (info.getText() != null) {
  if ("領(lǐng)取紅包".equals(info.getText().toString())) {
   if (info.isClickable()) {
   info.performAction(AccessibilityNodeInfo.ACTION_CLICK);
   }
   AccessibilityNodeInfo parent = info.getParent();
   while (parent != null) {
   if (parent.isClickable()) {
    parents.add(parent);
    break;
   }
   parent = parent.getParent();
   }
  }
  }
 } else {
  for (int i = 0; i < info.getChildCount(); i++) {
  if (info.getChild(i) != null) {
   recycle(info.getChild(i));
  }
  }
 }
 }

 /**
 * 中斷服務(wù)的回調(diào)
 */
 @Override
 public void onInterrupt() {

 }
}