Android开发-进阶:实现微信自动抢红包的程序

简单实现了微信自动抢红包的服务，原理就是根据关键字找到相应的View, 然后自动点击。主要是用到AccessibilityService这个辅助服务，基本可以满足自动抢红包的功能，但是有些逻辑需要优化，比如，拆完一个红包后，必须手动点击返回键，才能进行下一次自动抢红包。
AndroidManifest.xml

[html] view
plain copy

<?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

[html] view
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<?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" />

activity_main.xml

[java] view
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<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

[java] view
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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);

}

}

EnvelopeService.java

[java] view
plain copy

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";

/**

* 红包消息的关键字

*/

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;

}

//以下是精华，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())) {

//拆完红包后看详细的纪录界面

//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;

}

}

}

}

}