/* * Copyright (C) 2013 Sasha Vasko <sasha at aftercode dot net> * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.wifiafterconnect; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; public class ScreenOnReceiver extends BroadcastReceiver { static ScreenOnReceiver instance = null; private ScreenOnReceiver() { super(); } @Override public void onReceive(Context context, Intent intent) { if (intent.getAction().equals(Intent.ACTION_SCREEN_ON)) { try { // we may get onReceive after we already unregistered ourselves! context.unregisterReceiver (this); // we only do one-off thing } catch(IllegalArgumentException e) {} CheckRedirectService.startService (context); // will only get here when notification received in background, // and receiver got disabled as the result. // So re-enable it! WifiBroadcastReceiver.setEnabled (context, true); } } public static synchronized ScreenOnReceiver getInstance() { if (instance == null) instance = new ScreenOnReceiver(); return instance; } public static boolean register(Context context) { if (context != null) { IntentFilter intentFilter = new IntentFilter(Intent.ACTION_SCREEN_ON); try { context.getApplicationContext().registerReceiver(getInstance(), intentFilter); return true; } catch(IllegalArgumentException e) { // we are already registered } } return false; } }