Java tutorial
/* * Copyright (C) 2013 The Android Open Source Project * * 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.digitalborder.webappessentials.GCM; import android.app.IntentService; import android.app.NotificationManager; import android.app.PendingIntent; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.graphics.BitmapFactory; import android.media.RingtoneManager; import android.net.Uri; import android.os.Bundle; import android.preference.PreferenceManager; import android.support.v4.app.NotificationCompat; import android.util.Log; import com.digitalborder.webappessentials.MainActivity; import com.digitalborder.webappessentials.R; import com.digitalborder.webappessentials.SplashActivity; import com.google.android.gms.gcm.GoogleCloudMessaging; /** * This {@code IntentService} does the actual handling of the GCM message. * {@code GcmBroadcastReceiver} (a {@code WakefulBroadcastReceiver}) holds a * partial wake lock for this service while the service does its work. When the * service is finished, it calls {@code completeWakefulIntent()} to release the * wake lock. */ public class GcmIntentService extends IntentService { public static final int NOTIFICATION_ID = 1; private NotificationManager mNotificationManager; NotificationCompat.Builder builder; public GcmIntentService() { super("GcmIntentService"); } private SharedPreferences preferences; public static final String TAG = "GCM CC"; @Override protected void onHandleIntent(Intent intent) { Bundle extras = intent.getExtras(); GoogleCloudMessaging gcm = GoogleCloudMessaging.getInstance(this); // The getMessageType() intent parameter must be the intent you received // in your BroadcastReceiver. String messageType = gcm.getMessageType(intent); preferences = PreferenceManager.getDefaultSharedPreferences(getBaseContext()); if (!extras.isEmpty()) { // has effect of unparcelling Bundle /* * Filter messages based on message type. Since it is likely that GCM will be * extended in the future with new message types, just ignore any message types you're * not interested in, or that you don't recognize. */ if (GoogleCloudMessaging.MESSAGE_TYPE_SEND_ERROR.equals(messageType)) { Log.d(TAG, "Send error: " + extras.toString()); } else if (GoogleCloudMessaging.MESSAGE_TYPE_DELETED.equals(messageType)) { Log.d(TAG, "Deleted messages on server: " + extras.toString()); // If it's a regular GCM message, do some work. } else if (GoogleCloudMessaging.MESSAGE_TYPE_MESSAGE.equals(messageType)) { // Post notification of received message. String title = extras.getString("title", null); String message = extras.getString("description", null); String link = extras.getString("link", null); sendNotification(title, message, link); Log.i(TAG, "Received: " + extras.toString()); } } // Release the wake lock provided by the WakefulBroadcastReceiver. GcmBroadcastReceiver.completeWakefulIntent(intent); } // Put the message into a notification and post it. // This is just one simple example of what you might choose to do with // a GCM message. private void sendNotification(String title, String msg, String link) { mNotificationManager = (NotificationManager) this.getSystemService(Context.NOTIFICATION_SERVICE); Intent intent = new Intent(this, MainActivity.class); intent.putExtra("link", link); PendingIntent contentIntent = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT); NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(this) .setLargeIcon(BitmapFactory.decodeResource(getBaseContext().getResources(), R.mipmap.ic_launcher)) .setSmallIcon(R.mipmap.ic_launcher).setContentTitle(title) .setStyle(new NotificationCompat.BigTextStyle().bigText(msg)).setContentText(msg); // Set the notification vibrate option if (preferences.getBoolean("notifications_new_message_vibrate", true)) { mBuilder.setVibrate(new long[] { 1000, 1000, 1000, 1000, 1000 }); } // Set the notification ringtone if (preferences.getString("notifications_new_message_ringtone", null) != null) { mBuilder.setSound(Uri.parse(preferences.getString("notifications_new_message_ringtone", null))); } else { Uri alarmSound = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION); mBuilder.setSound(alarmSound); } // Show only if the notification are enabled if (preferences.getBoolean("notifications_new_message", true)) { mBuilder.setContentIntent(contentIntent); mNotificationManager.notify(NOTIFICATION_ID, mBuilder.build()); } } }