简单实现了微信自己主动抢红包的服务，原理就是依据keyword找到对应的View, 然后自己主动点击。主要是用到AccessibilityService这个辅助服务，基本能够满足自己主动抢红包的功能，可是有些逻辑须要优化，比方，拆完一个红包后，必须手动点击返回键，才干进行下一次自己主动抢红包。
AndroidManifest.xml
<?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>envelope_service_config.xml
<?activity_main.xmlxml 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="打开辅助服务"/>
</RelativeLayout>
MainActivity.java
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 {
//打开系统设置中辅助功能
Intent intent = new Intent(android.provider.Settings.ACTION_ACCESSIBILITY_SETTINGS);
startActivity(intent);
Toast.makeText(MainActivity.this, "找到抢红包，然后开启服务就可以", 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);
}
}
EnvelopeService.java
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/>
* 抢红包外挂服务
*/
public class EnvelopeService extends AccessibilityService {
static final String TAG = "Jackie";
/**
* 微信的包名
*/
static final String WECHAT_PACKAGENAME = "com.tencent.mm";
/**
* 红包消息的keyword
*/
static final String ENVELOPE_TEXT_KEY = "[微信红包]";
Handler handler = new Handler();
@Override
public void onAccessibilityEvent(AccessibilityEvent event) {
final int eventType = event.getEventType();
Log.d(TAG, "事件---->" + event);
//通知栏事件
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, "中断抢红包服务", Toast.LENGTH_SHORT).show();
}
@Override
protected void onServiceConnected() {
super.onServiceConnected();
Toast.makeText(this, "连接抢红包服务", 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);
}
/**
* 打开通知栏消息
*/
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
private void openNotification(AccessibilityEvent event) {
if (event.getParcelableData() == null || !(event.getParcelableData() instanceof Notification)) {
return;
}
//下面是精华，将微信的通知栏消息打开
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())) {
//点中了红包，下一步就是去拆红包
checkKey1();
} else if ("com.tencent.mm.plugin.luckymoney.ui.LuckyMoneyDetailUI".equals(event.getClassName())) {
//拆完红包后看具体的纪录界面
//nonething
} else if ("com.tencent.mm.ui.LauncherUI".equals(event.getClassName())) {
//在聊天界面,去点中红包
checkKey2();
}
}
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
private void checkKey1() {
AccessibilityNodeInfo nodeInfo = getRootInActiveWindow();
if (nodeInfo == null) {
Log.w(TAG, "rootWindow为空");
return;
}
List<AccessibilityNodeInfo> list = nodeInfo.findAccessibilityNodeInfosByText("拆红包");
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为空");
return;
}
List<AccessibilityNodeInfo> list = nodeInfo.findAccessibilityNodeInfosByText("领取红包");
if (list.isEmpty()) {
list = nodeInfo.findAccessibilityNodeInfosByText(ENVELOPE_TEXT_KEY);
for (AccessibilityNodeInfo n : list) {
Log.i(TAG, "-->微信红包:" + n);
n.performAction(AccessibilityNodeInfo.ACTION_CLICK);
break;
}
} else {
//最新的红包领起
for (int i = list.size() - 1; i >= 0; i--) {
AccessibilityNodeInfo parent = list.get(i).getParent();
Log.i(TAG, "-->领取红包:" + parent);
if (parent != null) {
parent.performAction(AccessibilityNodeInfo.ACTION_CLICK);
break;
}
}
}
}
}