Android phone keeps the screen highlighted

First contact with the Android application project, in the project quickly on-line planning requirements to add a highlight, each time is directly from the online Baidu, now do the game, but still this demand, here to back up a convenient follow-up search, after all, it is written well and verified that no problem:)

First, add the code to the activity:

Member Variable:private powermanager.wakelock wakelock = null;  Rewrite the two methods of parent activity and add logic: @Override       public void onresume ()  {         super.onresume ();             acquirewakelock (This);               }         @Override        public void onpause ()  {           super.onpause ();           releasewakelock ();               }         public void acquirewakelock (Context context)  {           if  (wakelock ==&Nbsp;null)  {               powermanager powermanager =  (PowerManager)   (context                       . Getsystemservice (context.power_service));               wakelock = powermanager.newwakelock (                       powermanager.screen_ dim_wake_lock,  "My tag");               wakelock.acquire ();          }       }        public void releasewakelock ()  {          if  (Wakelock != null && wakelock.isheld ())  {               wakelock.release ();               wakeLock = null;           }      }

Then, add the following permissions in the Androidmanifest.xml:

<uses-permission android:name= "Android.permission.WAKE_LOCK"/>

Android phone keeps the screen highlighted