Java tutorial
/*** Copyright (c) 2014 CommonsWare, LLC 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. Covered in detail in the book _The Busy Coder's Guide to Android Development_ https://commonsware.com/Android */ package com.commonsware.android.stacked; import android.app.Activity; import android.app.Notification; import android.app.PendingIntent; import android.content.Intent; import android.os.Bundle; import android.provider.Settings; import android.support.v4.app.NotificationCompat; import android.support.v4.app.NotificationManagerCompat; public class MainActivity extends Activity { private static final int NOTIFY_ID = 1337; private static final int NOTIFY_ID2 = 1338; private static final int NOTIFY_ID3 = 1339; private static final String GROUP_SAMPLE = "sampleGroup"; private NotificationManagerCompat mgr = null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mgr = NotificationManagerCompat.from(this); showWearOne(); showWearTwo(); showSummary(); finish(); } private void showSummary() { NotificationCompat.Builder normal = buildNormal(); NotificationCompat.InboxStyle big = new NotificationCompat.InboxStyle(); big.setSummaryText(getString(R.string.summary)).addLine(getString(R.string.entry)) .addLine(getString(R.string.another_entry)); mgr.notify(NOTIFY_ID, normal.setStyle(big).build()); } private NotificationCompat.Builder buildNormal() { NotificationCompat.Builder b = new NotificationCompat.Builder(this); b.setAutoCancel(true).setDefaults(Notification.DEFAULT_ALL) .setContentTitle(getString(R.string.download_complete)).setContentText(getString(R.string.fun)) .setContentIntent(buildPendingIntent(Settings.ACTION_SECURITY_SETTINGS)) .setSmallIcon(android.R.drawable.stat_sys_download_done) .setTicker(getString(R.string.download_complete)).setGroup(GROUP_SAMPLE).setGroupSummary(true); return (b); } private void showWearOne() { NotificationCompat.Builder b = new NotificationCompat.Builder(this); b.setAutoCancel(true).setDefaults(Notification.DEFAULT_ALL).setContentTitle(getString(R.string.entry)) .setContentIntent(buildPendingIntent(Settings.ACTION_SECURITY_SETTINGS)) .setSmallIcon(android.R.drawable.stat_sys_download_done) .setTicker(getString(R.string.download_complete)).setGroup(GROUP_SAMPLE); mgr.notify(NOTIFY_ID2, b.build()); } private void showWearTwo() { NotificationCompat.Builder b = new NotificationCompat.Builder(this); b.setAutoCancel(true).setDefaults(Notification.DEFAULT_ALL) .setContentTitle(getString(R.string.another_entry)) .setContentIntent(buildPendingIntent(Settings.ACTION_SECURITY_SETTINGS)) .setSmallIcon(android.R.drawable.stat_sys_download_done) .setTicker(getString(R.string.download_complete)).setGroup(GROUP_SAMPLE); mgr.notify(NOTIFY_ID3, b.build()); } private PendingIntent buildPendingIntent(String action) { Intent i = new Intent(action); return (PendingIntent.getActivity(this, 0, i, 0)); } }