Broadcastreceiver screen lock screen and unlock monitor

For unlocking and lock screen This use of the more frequent action, Google has made restrictions, must hand code registration

Directly on the code: This is a registered broadcast

1  Public classMainactivityextendsappcompatactivity {2 Screen screen ;3 @Override4     protected voidonCreate (Bundle savedinstancestate) {5         Super. OnCreate (savedinstancestate);6 Setcontentview (r.layout.activity_main);7 8Screen =NewScreen ();9Intentfilter filter =NewIntentfilter ();Ten         //Add Action OneFilter.addaction ("Android.intent.action.SCREEN_OFF"); AFilter.addaction ("Android.intent.action.SCREEN_ON"); -         //register a broadcast recipient -          This. Registerreceiver (screen,filter); the     } -  - @Override -     protected voidOnDestroy () { +         Super. OnDestroy (); - unregisterreceiver (screen); +}

1  Public classScreenextendsBroadcastreceiver {2 @Override3      Public voidOnReceive (Context context, Intent Intent) {4String action =intent.getaction ();5         if(Action.equals ("Android.intent.action.SCREEN_OFF")){6SYSTEM.OUT.PRINTLN ("Screen lock screen up");7}Else if(Action.equals ("Android.intent.action.SCREEN_ON")){8SYSTEM.OUT.PRINTLN ("Screen unlocked");9         }Ten     } One}

Broadcastreceiver screen lock screen and unlock monitor