Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.doplgangr.secrecy; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.support.v4.content.IntentCompat; import com.doplgangr.secrecy.Premium.StealthMode; import com.doplgangr.secrecy.Settings.Prefs_; import com.doplgangr.secrecy.Views.MainActivity_; import org.androidannotations.annotations.EReceiver; import org.androidannotations.annotations.sharedpreferences.Pref; @EReceiver public class OutgoingCallReceiver extends BroadcastReceiver { @Pref Prefs_ Pref; @Override public void onReceive(final Context context, Intent intent) { // Gets the intent, check if it matches our secret code if (Intent.ACTION_NEW_OUTGOING_CALL.equals(intent.getAction()) && intent.getExtras() != null) { Intent launcher = new Intent(context, MainActivity_.class); //These flags are added to make the new mainActivity in the home stack. //i.e. back button returns to home not dialer. launcher.addFlags(IntentCompat.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK | IntentCompat.FLAG_ACTIVITY_TASK_ON_HOME); String phoneNumber = intent.getExtras().getString(android.content.Intent.EXTRA_PHONE_NUMBER); if (Pref.OpenPIN().exists()) if (("*#" + Pref.OpenPIN().get()).equals(phoneNumber)) // Launch the main app!! launchActivity(context, launcher); } } void launchActivity(Context context, Intent launcher) { //Try hiding app everytime, prevent reappearance of app icon. StealthMode.hideApp(context); context.startActivity(launcher); // Cancel the call. abortBroadcast(); } }