Android辅助功能AccessibilityService与抢红包辅助

import java.util.Calendar; 
import java.util.List; 
import android.accessibilityservice.AccessibilityService; 
import android.annotation.SuppressLint; 
import android.app.KeyguardManager; 
import android.app.KeyguardManager.KeyguardLock; 
import android.app.Notification; 
import android.app.PendingIntent; 
import android.app.PendingIntent.CanceledException; 
import android.content.Context; 
import android.media.MediaPlayer; 
import android.os.PowerManager; 
import android.util.Log; 
import android.view.accessibility.AccessibilityEvent; 
import android.view.accessibility.AccessibilityNodeInfo; 
import android.widget.Toast; 
public class Demo extends AccessibilityService {
private boolean canGet = false;//能否点击红包
private boolean enableKeyguard = true;//默认有屏幕锁
//窗口状态
private static final int WINDOW_NOnE= 0;
private static final int WINDOW_LUCKYMONEY_RECEIVEUI = 1;
private static final int WINDOW_LUCKYMONEY_DETAIL = 2;
private static final int WINDOW_LAUNCHER = 3;
private static final int WINDOW_OTHER = -1;
//当前窗口
private int mCurrentWindow = WINDOW_NONE;
//锁屏、解锁相关
private KeyguardManager km;
private KeyguardLock kl;
//唤醒屏幕相关
private PowerManager pm;
private PowerManager.WakeLock wl = null;
//播放提示声音
private MediaPlayer player;
public void playSound(Context context) {
Calendar cal = Calendar.getInstance();
int hour = cal.get(Calendar.HOUR_OF_DAY);
//夜间不播放提示音
if(hour > 7 && hour <22) { 
player.start();
}
}
//唤醒屏幕和解锁
private void wakeAndUnlock(boolean unLock)
{
if(unLock)
{
//若为黑屏状态则唤醒屏幕
if(!pm.isScreenOn()) {
//获取电源管理器对象，ACQUIRE_CAUSES_WAKEUP这个参数能从黑屏唤醒屏幕
wl = pm.newWakeLock(PowerManager.SCREEN_BRIGHT_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP, "bright");
//点亮屏幕
wl.acquire();
Log.i("demo", "亮屏");
}
//若在锁屏界面则解锁直接跳过锁屏
if(km.inKeyguardRestrictedInputMode()) {
//设置解锁标志，以判断抢完红包能否锁屏
enableKeyguard = false;
//解锁
kl.disableKeyguard();
Log.i("demo", "解锁");
}
}
else
{
//如果之前解过锁则加锁以恢复原样
if(!enableKeyguard) {
//锁屏
kl.reenableKeyguard();
Log.i("demo", "加锁");
}
//若之前唤醒过屏幕则释放之使屏幕不保持常亮
if(wl != null) {
wl.release();
wl = null;
Log.i("demo", "关灯");
}
}
}
//通过文本查找节点
public AccessibilityNodeInfo findNodeInfosByText(AccessibilityNodeInfo nodeInfo, String text) {
List list = nodeInfo.findAccessibilityNodeInfosByText(text);
if(list == null || list.isEmpty()) {
return null;
}
return list.get(0);
}
//模拟点击事件
public void performClick(AccessibilityNodeInfo nodeInfo) {
if(nodeInfo == null) {
return;
}
if(nodeInfo.isClickable()) {
nodeInfo.performAction(AccessibilityNodeInfo.ACTION_CLICK);
} else {
performClick(nodeInfo.getParent());
}
}
//模拟返回事件
public void performBack(AccessibilityService service) {
if(service == null) {
return;
}
service.performGlobalAction(AccessibilityService.GLOBAL_ACTION_BACK);
}
//实现辅助功能
@Override 
public void onAccessibilityEvent(AccessibilityEvent event) { 
int eventType = event.getEventType();
Log.i("demo", Integer.toString(eventType));
switch (eventType) { 
//第一步：监听通知栏消息 
case AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED: 
List texts = event.getText(); 
if (!texts.isEmpty()) { 
for (CharSequence text : texts) { 
String cOntent= text.toString(); 
Log.i("demo", "text:"+content);
//收到红包提醒
if (content.contains("[微信红包]")||content.contains("[QQ红包]")) { 
//模拟打开通知栏消息 
if (event.getParcelableData() != null && event.getParcelableData() instanceof Notification) {
//播放提示音
playSound(this);
//若是微信红包则解锁并自动打开，若是qq红包则只提示并跳转到有红包的聊天界面,暂未实现qq红包自动领取功能
if(content.contains("[微信红包]"))
wakeAndUnlock(true);
Log.i("demo", "canGet=true");
canGet = true;
try {
Notification notification = (Notification) event.getParcelableData(); 
PendingIntent pendingIntent = notification.contentIntent; 
pendingIntent.send();
} catch (CanceledException e) { 
e.printStackTrace(); 
}
}
break;
} 
} 
} 
break;
//第二步：监听是否进入微信红包消息界面 
case AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED:
String className = event.getClassName().toString();
if (className.equals("com.tencent.mm.ui.LauncherUI")) { 
mCurrentWindow = WINDOW_LAUNCHER;
//开始抢红包 
Log.i("demo", "准备抢红包...");
getPacket();
} else if (className.equals("com.tencent.mm.plugin.luckymoney.ui.LuckyMoneyReceiveUI")) {
mCurrentWindow = WINDOW_LUCKYMONEY_RECEIVEUI;
//开始打开红包
Log.i("demo", "打开红包");
openPacket();
wakeAndUnlock(false);
} else if(className.equals("com.tencent.mm.plugin.luckymoney.ui.LuckyMoneyDetailUI")) {
mCurrentWindow = WINDOW_LUCKYMONEY_DETAIL;
//返回以方便下次收红包
Log.i("demo", "返回");
performBack(this);
} else {
mCurrentWindow = WINDOW_OTHER;
}
break;
case AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED:
if(mCurrentWindow != WINDOW_LAUNCHER) { //不在聊天界面或聊天列表，不处理
return;
}
if(canGet) {
getPacket();
}
break;
}
}
//找到红包并点击
@SuppressLint("NewApi") 
private void getPacket() { 
AccessibilityNodeInfo nodeInfo = getRootInActiveWindow(); 
if (nodeInfo == null) { 
return; 
}
// 找到领取红包的点击事件 
List list = nodeInfo.findAccessibilityNodeInfosByText("领取红包");
if(list != null ) {
if(list.isEmpty()) {
Log.i("demp", "领取列表为空");
// 从消息列表查找红包
AccessibilityNodeInfo node = findNodeInfosByText(nodeInfo, "[微信红包]");
if(node != null) {
canGet = true;
performClick(node);
}
}
else {
if(canGet) {
//最新的红包领起
AccessibilityNodeInfo node = list.get(list.size() - 1);
performClick(node);
Log.i("demo", "canGet=false");
canGet = false;
}
}
}
}
//打开红包
@SuppressLint("NewApi") 
private void openPacket() { 
AccessibilityNodeInfo nodeInfo = getRootInActiveWindow();
if(nodeInfo == null) {
return;
}
Log.i("demo", "查找打开按钮...");
AccessibilityNodeInfo targetNode = null;
//如果红包已经被抢完则直接返回
targetNode = findNodeInfosByText(nodeInfo, "看看大家的手气");
if(targetNode != null) {
performBack(this);
return;
}
//通过组件名查找开红包按钮，还可通过组件id直接查找但需要知道id且id容易随版本更新而变化，旧版微信还可直接搜“開”字找到按钮
if(targetNode == null) { 
Log.i("demo", "打开按钮中...");
for (int i = 0; i