看门狗程序锁的另一种实现绑定服务

*只要打开一个应用程序，ActivityManager*Activity的操作，ActivityManagerlog1、创建服务，在文件中配在服务开启的时候（onCreate方法时，需要执行监视操作（whileflag为true才行*定义两个广播接收者：屏幕锁屏和屏幕的接收者，需要在onCreate方法中实例化onReceive方法中：屏幕：判断标记false：是锁屏时设置的false，需要在的时候继续进行监视，收广播了（服务内部创建的接收者输入界面接收这个数据）*创建意图，开启输入的界（注意：在服务中开 activity，需要设 flag获取flagtrue②通过 获取当前正在运行的任务栈（需限才能获取*maxNum1即可，即集合中的第一个元素为最近打*获取栈顶的activityactivity如果在，继续判断是否在临时停止保护的集合中（避免重复输入）activity止保护的效果，从而不用每次都输入了*oncreate只是在服务创建的时候只执行一次，要想一直运行，所以需要放到一个*cpu（但是时间不宜太长，否则会出现先看到受保护的程序出现一瞬间的效果*flagfalseflag5、添加方法（服务里的方法（卫士中是在临时停止保护的集合中添加包名6、创建人，继承Bind，实现Iservice接（activity在人中实现此方法，调用上面自定义的方法（即服务里的方法7、在onBind方法中，返回自定义的输入的onCreateApplicationInfoinfogetPackageManager().getApplicationInfo(packname,0);onCreate方法中初始化自定义的（连接）调用绑定服务的方法：bindService(service,conn,flags)1：绑定的服务意图，服务所对应的意图2：需要连接的服务对象，接口的实现类务创建点击司直接绑定服务，调用服务里的方法（方法在服务中自定义的6、重写返回键的被点击（直接返回桌面activity，直接返回桌面true，为了终止当前的7onDestroy方法中，解除绑定：unBindloglog序（enter，2调用接口中的方法实际是调用了实现了此接口的中的方法即通过传递过来的②publicvoidonServiceConnected(ComponentNamename,IBinderservice)iService=(IService)}3onBind③publicIBinderonBind(Intentintent){returnnewMyBinder();}（IService，④privateclassMyBinderextendsBinderimplementsIService{publicvoidcallMethodInService(Stringpackname)}⑤//publicvoidaddTempStopPackname(Stringpackname)}}publicpublicclassWatchDogServiceextendsServicepublicstaticfinalStringTAG="WatchDogService";privateActivityManageram;privatebooleanflag=true;privateAppLockDaodao;privateInnerReceiverreceiver;privateLockScreenReceiverlockReceiver;privateUnLockScreenReceiverunlockReceiver;*privateList<String>tempStopProtectPacknames;privateList<String>lockedPacknames;privateIntentpublicIBinderonBind(Intentintent){returnnewMyBinder();}privateclassMyBinderextendsBinderimplementsIServicepublicvoidcallMethodInService(Stringpackname){}}privateclassLockScreenReceiverextendsBroadcastReceiver{publicvoidonReceive(ContextcontextIntentintent)Log.i(TAG,"屏幕锁屏了...");flag=}}privateclassUnLockScreenReceiverextendsBroadcastReceiver{publicvoidonReceive(Contextcontext,Intentintent){Log.i(TAG,"屏幕 return}}}//定义一个自定义的广播接受（传递给输 界面告知那个包临时停止受保护privateclassInnerReceiverextendsBroadcastReceiver{publicvoidonReceive(Contextcontext,Intentintent)Stringpackname=intent.getStringExtra("tempstoppackname");Log.i(TAG,"接收到了自定义的广播 ,临时停止保护"+packname);}}publicvoidonCreate() Uriuri=Uri.parse(" observer=newMyObserver(newHandler());getContentResolver().registerContentObserver(uri,true,observer);lockReceiver=newLockScreenReceiver();IntentFilterlockFilter=newIntentFilter();registerReceiver(lockReceiver,lockFilter);unlockReceiver=newUnLockScreenReceiver();IntentFilterunlockFilter=newIntentFilter();registerReceiver(unlockReceiver,unlockFilter);tempStopProtectPacknames=newArrayList<String>();receiver=newInnerReceiver();IntentFilterfilter=newIntentFilter();registerReceiver(receiver,filter);//am=(ActivityManager)getSystemService(ACTIVITY_SERVICE);dao=newAppLockDao(this);lockedPacknames=intent=newIntent(this,EnterPasswordActivity.class);}privatevoidstartWatchDog(){flag=true;newThread()publicvoidrun(){while(flag)//返回一个当前正在运行的任务栈集合,

List<RunningTaskInfo>infos=am.getRunningTasks(1);RunningTaskInfotaskInfoinfos.get(0);//最近打开的任务Stringpackname=taskInfo.topActivity.getPackageName();System.out.println("---"+packname);//ifdao.find(packname)){//几十毫秒if(lockedPacknames.contains(packname)){//查询内存//当前应用程序需要保护.弹出来一个输 界面//if(tempStopProtectPacknames.contains(packname))//}elseintent.putExtra("packname",packname);}try

}catch(InterruptedExceptione){}}}//publicvoidaddTempStopPackname(Stringpackname){}privateclassMyObserverextendsContentObserver{publicMyObserver(Handlerhandler){}publicvoidonChange(booleanselfChange){lockedPacknames=dao.findAll();}}publicvoidonDestroy(){flag=false;receiver=null;lockReceiver=null;unlockReceiver=null;}}输入的publicpublicclassCopyOfEnterPasswordActivityextendsActivity{privateEditTextet_pwd;privateStringpackname;privateMyConnconn;privateIServiceiService;protectedvoidonCreate(BundlesavedInstanceState){et_pwd=(EditText)findViewById(R.id.et_pwd);packname=getIntent().getStringExtra("packname");conn=newMyConn();bindService(service,conn,try info=getPackageManager().getApplicationInfo(packname,0);ImageViewiv_icon=(ImageView)findViewById(R.id.iv_icon);}catch(NameNotFoundExceptione)//TODOAuto-generatedcatchblock}}privateclassMyConnimplementsServiceConnection{publicvoidonServiceConnected(ComponentNamename,IBinderservice){iService=(IService)service;}publicvoidonServiceDisconnected(ComponentNamename)}}publicbooleanonKeyDown(intkeyCode,KeyEventevent)if(keyCode==// <actionandroid:name="ent.action.MAIN" <categoryandroid: