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.android.deskclock.alarms; import android.app.PendingIntent; import android.app.Service; import android.content.Context; import android.content.Intent; import android.content.res.Resources; import android.support.v4.app.NotificationCompat; import android.support.v4.app.NotificationManagerCompat; import com.android.deskclock.AlarmClockFragment; import com.android.deskclock.AlarmUtils; import com.android.deskclock.DeskClock; import com.android.deskclock.LogUtils; import com.android.deskclock.R; import com.android.deskclock.provider.Alarm; import com.android.deskclock.provider.AlarmInstance; public final class AlarmNotifications { public static final String EXTRA_NOTIFICATION_ID = "extra_notification_id"; public static void showLowPriorityNotification(Context context, AlarmInstance instance) { LogUtils.v("Displaying low priority notification for alarm instance: " + instance.mId); NotificationCompat.Builder notification = new NotificationCompat.Builder(context) .setContentTitle(context.getString(R.string.alarm_alert_predismiss_title)) .setContentText(AlarmUtils.getAlarmText(context, instance, true /* includeLabel */)) .setSmallIcon(R.drawable.stat_notify_alarm).setAutoCancel(false) .setPriority(NotificationCompat.PRIORITY_DEFAULT).setCategory(NotificationCompat.CATEGORY_ALARM) .setVisibility(NotificationCompat.VISIBILITY_PUBLIC).setLocalOnly(true); // Setup up hide notification Intent hideIntent = AlarmStateManager.createStateChangeIntent(context, AlarmStateManager.ALARM_DELETE_TAG, instance, AlarmInstance.HIDE_NOTIFICATION_STATE); notification.setDeleteIntent(PendingIntent.getService(context, instance.hashCode(), hideIntent, PendingIntent.FLAG_UPDATE_CURRENT)); // Setup up dismiss action Intent dismissIntent = AlarmStateManager.createStateChangeIntent(context, AlarmStateManager.ALARM_DISMISS_TAG, instance, AlarmInstance.PREDISMISSED_STATE); notification.addAction(R.drawable.ic_alarm_off_24dp, context.getString(R.string.alarm_alert_dismiss_now_text), PendingIntent.getService(context, instance.hashCode(), dismissIntent, PendingIntent.FLAG_UPDATE_CURRENT)); // Setup content action if instance is owned by alarm Intent viewAlarmIntent = createViewAlarmIntent(context, instance); notification.setContentIntent(PendingIntent.getActivity(context, instance.hashCode(), viewAlarmIntent, PendingIntent.FLAG_UPDATE_CURRENT)); NotificationManagerCompat nm = NotificationManagerCompat.from(context); nm.notify(instance.hashCode(), notification.build()); } public static void showHighPriorityNotification(Context context, AlarmInstance instance) { LogUtils.v("Displaying high priority notification for alarm instance: " + instance.mId); NotificationCompat.Builder notification = new NotificationCompat.Builder(context) .setContentTitle(context.getString(R.string.alarm_alert_predismiss_title)) .setContentText(AlarmUtils.getAlarmText(context, instance, true /* includeLabel */)) .setSmallIcon(R.drawable.stat_notify_alarm).setAutoCancel(false).setOngoing(true) .setGroup(Integer.toString(instance.hashCode())).setGroupSummary(true) .setPriority(NotificationCompat.PRIORITY_HIGH).setCategory(NotificationCompat.CATEGORY_ALARM) .setVisibility(NotificationCompat.VISIBILITY_PUBLIC).setLocalOnly(true); // Setup up dismiss action Intent dismissIntent = AlarmStateManager.createStateChangeIntent(context, AlarmStateManager.ALARM_DISMISS_TAG, instance, AlarmInstance.PREDISMISSED_STATE); notification.addAction(R.drawable.ic_alarm_off_24dp, context.getString(R.string.alarm_alert_dismiss_now_text), PendingIntent.getService(context, instance.hashCode(), dismissIntent, PendingIntent.FLAG_UPDATE_CURRENT)); // Setup content action if instance is owned by alarm Intent viewAlarmIntent = createViewAlarmIntent(context, instance); notification.setContentIntent(PendingIntent.getActivity(context, instance.hashCode(), viewAlarmIntent, PendingIntent.FLAG_UPDATE_CURRENT)); NotificationManagerCompat nm = NotificationManagerCompat.from(context); nm.notify(instance.hashCode(), notification.build()); } public static void showSnoozeNotification(Context context, AlarmInstance instance) { LogUtils.v("Displaying snoozed notification for alarm instance: " + instance.mId); NotificationCompat.Builder notification = new NotificationCompat.Builder(context) .setContentTitle(instance.getLabelOrDefault(context)) .setContentText(context.getString(R.string.alarm_alert_snooze_until, AlarmUtils.getFormattedTime(context, instance.getAlarmTime()))) .setSmallIcon(R.drawable.stat_notify_alarm).setAutoCancel(false).setOngoing(true) .setPriority(NotificationCompat.PRIORITY_MAX).setCategory(NotificationCompat.CATEGORY_ALARM) .setVisibility(NotificationCompat.VISIBILITY_PUBLIC).setLocalOnly(true); // Setup up dismiss action Intent dismissIntent = AlarmStateManager.createStateChangeIntent(context, AlarmStateManager.ALARM_DISMISS_TAG, instance, AlarmInstance.DISMISSED_STATE); notification.addAction(R.drawable.ic_alarm_off_24dp, context.getString(R.string.alarm_alert_dismiss_text), PendingIntent.getService(context, instance.hashCode(), dismissIntent, PendingIntent.FLAG_UPDATE_CURRENT)); // Setup content action if instance is owned by alarm Intent viewAlarmIntent = createViewAlarmIntent(context, instance); notification.setContentIntent(PendingIntent.getActivity(context, instance.hashCode(), viewAlarmIntent, PendingIntent.FLAG_UPDATE_CURRENT)); NotificationManagerCompat nm = NotificationManagerCompat.from(context); nm.notify(instance.hashCode(), notification.build()); } public static void showMissedNotification(Context context, AlarmInstance instance) { LogUtils.v("Displaying missed notification for alarm instance: " + instance.mId); String label = instance.mLabel; String alarmTime = AlarmUtils.getFormattedTime(context, instance.getAlarmTime()); NotificationCompat.Builder notification = new NotificationCompat.Builder(context) .setContentTitle(context.getString(R.string.alarm_missed_title)) .setContentText(instance.mLabel.isEmpty() ? alarmTime : context.getString(R.string.alarm_missed_text, alarmTime, label)) .setSmallIcon(R.drawable.stat_notify_alarm).setPriority(NotificationCompat.PRIORITY_HIGH) .setCategory(NotificationCompat.CATEGORY_ALARM).setVisibility(NotificationCompat.VISIBILITY_PUBLIC) .setLocalOnly(true); final int hashCode = instance.hashCode(); // Setup dismiss intent Intent dismissIntent = AlarmStateManager.createStateChangeIntent(context, AlarmStateManager.ALARM_DISMISS_TAG, instance, AlarmInstance.DISMISSED_STATE); notification.setDeleteIntent( PendingIntent.getService(context, hashCode, dismissIntent, PendingIntent.FLAG_UPDATE_CURRENT)); // Setup content intent Intent showAndDismiss = AlarmInstance.createIntent(context, AlarmStateManager.class, instance.mId); showAndDismiss.putExtra(EXTRA_NOTIFICATION_ID, hashCode); showAndDismiss.setAction(AlarmStateManager.SHOW_AND_DISMISS_ALARM_ACTION); notification.setContentIntent( PendingIntent.getBroadcast(context, hashCode, showAndDismiss, PendingIntent.FLAG_UPDATE_CURRENT)); NotificationManagerCompat nm = NotificationManagerCompat.from(context); nm.notify(hashCode, notification.build()); } public static void showAlarmNotification(Service service, AlarmInstance instance) { LogUtils.v("Displaying alarm notification for alarm instance: " + instance.mId); Resources resources = service.getResources(); NotificationCompat.Builder notification = new NotificationCompat.Builder(service) .setContentTitle(instance.getLabelOrDefault(service)) .setContentText(AlarmUtils.getFormattedTime(service, instance.getAlarmTime())) .setSmallIcon(R.drawable.stat_notify_alarm).setOngoing(true).setAutoCancel(false) .setDefaults(NotificationCompat.DEFAULT_LIGHTS).setWhen(0) .setCategory(NotificationCompat.CATEGORY_ALARM).setVisibility(NotificationCompat.VISIBILITY_PUBLIC) .setLocalOnly(true); // Setup Snooze Action Intent snoozeIntent = AlarmStateManager.createStateChangeIntent(service, AlarmStateManager.ALARM_SNOOZE_TAG, instance, AlarmInstance.SNOOZE_STATE); snoozeIntent.putExtra(AlarmStateManager.FROM_NOTIFICATION_EXTRA, true); PendingIntent snoozePendingIntent = PendingIntent.getService(service, instance.hashCode(), snoozeIntent, PendingIntent.FLAG_UPDATE_CURRENT); notification.addAction(R.drawable.ic_snooze_24dp, resources.getString(R.string.alarm_alert_snooze_text), snoozePendingIntent); // Setup Dismiss Action Intent dismissIntent = AlarmStateManager.createStateChangeIntent(service, AlarmStateManager.ALARM_DISMISS_TAG, instance, AlarmInstance.DISMISSED_STATE); dismissIntent.putExtra(AlarmStateManager.FROM_NOTIFICATION_EXTRA, true); PendingIntent dismissPendingIntent = PendingIntent.getService(service, instance.hashCode(), dismissIntent, PendingIntent.FLAG_UPDATE_CURRENT); notification.addAction(R.drawable.ic_alarm_off_24dp, resources.getString(R.string.alarm_alert_dismiss_text), dismissPendingIntent); // Setup Content Action Intent contentIntent = AlarmInstance.createIntent(service, AlarmActivity.class, instance.mId); notification.setContentIntent(PendingIntent.getActivity(service, instance.hashCode(), contentIntent, PendingIntent.FLAG_UPDATE_CURRENT)); // Setup fullscreen intent Intent fullScreenIntent = AlarmInstance.createIntent(service, AlarmActivity.class, instance.mId); // set action, so we can be different then content pending intent fullScreenIntent.setAction("fullscreen_activity"); fullScreenIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_NO_USER_ACTION); notification.setFullScreenIntent(PendingIntent.getActivity(service, instance.hashCode(), fullScreenIntent, PendingIntent.FLAG_UPDATE_CURRENT), true); notification.setPriority(NotificationCompat.PRIORITY_MAX); clearNotification(service, instance); service.startForeground(instance.hashCode(), notification.build()); } public static void clearNotification(Context context, AlarmInstance instance) { LogUtils.v("Clearing notifications for alarm instance: " + instance.mId); NotificationManagerCompat nm = NotificationManagerCompat.from(context); nm.cancel(instance.hashCode()); } /** * Updates the notification for an existing alarm. Use if the label has changed. */ public static void updateNotification(Context context, AlarmInstance instance) { switch (instance.mAlarmState) { case AlarmInstance.LOW_NOTIFICATION_STATE: showLowPriorityNotification(context, instance); break; case AlarmInstance.HIGH_NOTIFICATION_STATE: showHighPriorityNotification(context, instance); break; case AlarmInstance.SNOOZE_STATE: showSnoozeNotification(context, instance); break; case AlarmInstance.MISSED_STATE: showMissedNotification(context, instance); break; default: LogUtils.d("No notification to update"); } } public static Intent createViewAlarmIntent(Context context, AlarmInstance instance) { long alarmId = instance.mAlarmId == null ? Alarm.INVALID_ID : instance.mAlarmId; Intent viewAlarmIntent = Alarm.createIntent(context, DeskClock.class, alarmId); viewAlarmIntent.putExtra(DeskClock.SELECT_TAB_INTENT_EXTRA, DeskClock.ALARM_TAB_INDEX); viewAlarmIntent.putExtra(AlarmClockFragment.SCROLL_TO_ALARM_INTENT_EXTRA, alarmId); viewAlarmIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); return viewAlarmIntent; } }