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/* * Copyright (C) 2012 The Android Open Source Project */*from ww w.ja va 2s . c om*/ * 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.timer; import java.util.ArrayList; import java.util.Iterator; import android.app.AlarmManager; import android.app.Notification; import android.app.NotificationManager; import android.app.PendingIntent; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.preference.PreferenceManager; import android.util.Log; import com.android.deskclock.DeskClock; import com.android.deskclock.R; import com.android.deskclock.TimerRingService; import com.android.deskclock.Utils; public class TimerReceiver extends BroadcastReceiver { private static final String TAG = "TimerReceiver"; // Make this a large number to avoid the alarm ID's which seem to be 1, 2, ... // Must also be different than StopwatchService.NOTIFICATION_ID private static final int IN_USE_NOTIFICATION_ID = Integer.MAX_VALUE - 2; ArrayList<TimerObj> mTimers; @Override public void onReceive(final Context context, final Intent intent) { int timer; String actionType = intent.getAction(); // Get the updated timers data. if (mTimers == null) { mTimers = new ArrayList<TimerObj> (); } SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); TimerObj.getTimersFromSharedPrefs(prefs, mTimers); if (intent.hasExtra(Timers.TIMER_INTENT_EXTRA)) { // Get the alarm out of the Intent timer = intent.getIntExtra(Timers.TIMER_INTENT_EXTRA, -1); if (timer == -1) { Log.d(TAG, " got intent without Timer data: "+actionType); } } else if (Timers.NOTIF_IN_USE_SHOW.equals(actionType)){ showInUseNotification(context); return; } else if (Timers.NOTIF_IN_USE_CANCEL.equals(actionType)) { cancelInUseNotification(context); return; } else { // No data to work with, do nothing Log.d(TAG, " got intent without Timer data"); return; } TimerObj t = Timers.findTimer(mTimers, timer); if (intent.getBooleanExtra(Timers.UPDATE_NOTIFICATION, false)) { if (Timers.TIMER_STOP.equals(actionType)) { if (t == null) { Log.d(TAG, "timer not found in list - can't stop it."); return; } t.mState = TimerObj.STATE_DONE; t.writeToSharedPref(prefs); SharedPreferences.Editor editor = prefs.edit(); editor.putBoolean(Timers.FROM_NOTIFICATION, true); editor.putLong(Timers.NOTIF_TIME, Utils.getTimeNow()); editor.putInt(Timers.NOTIF_ID, timer); editor.apply(); stopRingtoneIfNoTimesup(context); Intent activityIntent = new Intent(context, DeskClock.class); activityIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); activityIntent.putExtra(DeskClock.SELECT_TAB_INTENT_EXTRA, DeskClock.TIMER_TAB_INDEX); context.startActivity(activityIntent); } return; } if (Timers.TIMES_UP.equals(actionType)) { // Find the timer (if it doesn't exists, it was probably deleted). if (t == null) { Log.d(TAG, " timer not found in list - do nothing"); return; } t.mState = TimerObj.STATE_TIMESUP; t.writeToSharedPref(prefs); // Play ringtone by using TimerRingService service with a default alarm. Log.d(TAG, "playing ringtone"); Intent si = new Intent(); si.setClass(context, TimerRingService.class); context.startService(si); // Update the in-use notification if (getNextRunningTimer(mTimers, false, Utils.getTimeNow()) == null) { // Found no running timers. cancelInUseNotification(context); } else { showInUseNotification(context); } // Start the TimerAlertFullScreen activity. Intent timersAlert = new Intent(context, TimerAlertFullScreen.class); timersAlert.setFlags( Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_NO_USER_ACTION); context.startActivity(timersAlert); } else if (Timers.TIMER_RESET.equals(actionType) || Timers.DELETE_TIMER.equals(actionType) || Timers.TIMER_DONE.equals(actionType)) { // Stop Ringtone if all timers are not in times-up status stopRingtoneIfNoTimesup(context); } // Update the next "Times up" alarm updateNextTimesup(context); } private void stopRingtoneIfNoTimesup(final Context context) { if (Timers.findExpiredTimer(mTimers) == null) { // Stop ringtone Log.d(TAG, "stopping ringtone"); Intent si = new Intent(); si.setClass(context, TimerRingService.class); context.stopService(si); } } // Scan all timers and find the one that will expire next. // Tell AlarmManager to send a "Time's up" message to this receiver when this timer expires. // If no timer exists, clear "time's up" message. private void updateNextTimesup(Context context) { TimerObj t = getNextRunningTimer(mTimers, false, Utils.getTimeNow()); long nextTimesup = (t == null) ? -1 : t.getTimesupTime(); int timerId = (t == null) ? -1 : t.mTimerId; Intent intent = new Intent(); intent.setAction(Timers.TIMES_UP); intent.setClass(context, TimerReceiver.class); if (!mTimers.isEmpty()) { intent.putExtra(Timers.TIMER_INTENT_EXTRA, timerId); } AlarmManager mngr = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE); PendingIntent p = PendingIntent.getBroadcast(context, 0, intent, PendingIntent.FLAG_ONE_SHOT | PendingIntent.FLAG_UPDATE_CURRENT); if (t != null) { mngr.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, nextTimesup, p); Log.d(TAG,"Setting times up to " + nextTimesup); } else { Log.d(TAG,"canceling times up"); mngr.cancel(p); } } private void showInUseNotification(final Context context) { SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); boolean appOpen = prefs.getBoolean(Timers.NOTIF_APP_OPEN, false); ArrayList<TimerObj> timersInUse = Timers.timersInUse(mTimers); int numTimersInUse = timersInUse.size(); if (appOpen || numTimersInUse == 0) { return; } String title, contentText; Long nextBroadcastTime = null; long now = Utils.getTimeNow(); if (timersInUse.size() == 1) { TimerObj timer = timersInUse.get(0); String label = timer.mLabel.equals("") ? context.getString(R.string.timer_notification_label) : timer.mLabel; title = timer.isTicking() ? label : context.getString(R.string.timer_stopped); long timeLeft = timer.isTicking() ? timer.getTimesupTime() - now : timer.mTimeLeft; contentText = buildTimeRemaining(context, timeLeft); if (timeLeft > 60) { nextBroadcastTime = getBroadcastTime(now, timeLeft); } } else { TimerObj timer = getNextRunningTimer(timersInUse, false, now); if (timer == null) { // No running timers. title = String.format( context.getString(R.string.timers_stopped), numTimersInUse); contentText = context.getString(R.string.all_timers_stopped_notif); } else { // We have at least one timer running and other timers stopped. title = String.format( context.getString(R.string.timers_in_use), numTimersInUse); long completionTime = timer.getTimesupTime(); long timeLeft = completionTime - now; contentText = String.format(context.getString(R.string.next_timer_notif), buildTimeRemaining(context, timeLeft)); if (timeLeft <= 60) { TimerObj timerWithUpdate = getNextRunningTimer(timersInUse, true, now); if (timerWithUpdate != null) { completionTime = timerWithUpdate.getTimesupTime(); timeLeft = completionTime - now; nextBroadcastTime = getBroadcastTime(now, timeLeft); } } else { nextBroadcastTime = getBroadcastTime(now, timeLeft); } } } showCollapsedNotificationWithNext(context, title, contentText, nextBroadcastTime); } private long getBroadcastTime(long now, long timeUntilBroadcast) { long seconds = timeUntilBroadcast / 1000; seconds = seconds - ( (seconds / 60) * 60 ); return now + (seconds * 1000); } /** Public and static to allow timer fragment to update notification with new label. **/ public static void showExpiredAlarmNotification(Context context, TimerObj t) { Intent broadcastIntent = new Intent(); broadcastIntent.putExtra(Timers.TIMER_INTENT_EXTRA, t.mTimerId); broadcastIntent.setAction(Timers.TIMER_STOP); broadcastIntent.putExtra(Timers.UPDATE_NOTIFICATION, true); PendingIntent pendingBroadcastIntent = PendingIntent.getBroadcast( context, 0, broadcastIntent, 0); String label = t.mLabel.equals("") ? context.getString(R.string.timer_notification_label) : t.mLabel; String contentText = context.getString(R.string.timer_times_up); showCollapsedNotification(context, label, contentText, Notification.PRIORITY_MAX, pendingBroadcastIntent, t.mTimerId, true); } private void showCollapsedNotificationWithNext( final Context context, String title, String text, Long nextBroadcastTime) { Intent activityIntent = new Intent(context, DeskClock.class); activityIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); activityIntent.putExtra(DeskClock.SELECT_TAB_INTENT_EXTRA, DeskClock.TIMER_TAB_INDEX); PendingIntent pendingActivityIntent = PendingIntent.getActivity(context, 0, activityIntent, PendingIntent.FLAG_ONE_SHOT | PendingIntent.FLAG_UPDATE_CURRENT); showCollapsedNotification(context, title, text, Notification.PRIORITY_HIGH, pendingActivityIntent, IN_USE_NOTIFICATION_ID, false); if (nextBroadcastTime == null) { return; } Intent nextBroadcast = new Intent(); nextBroadcast.setAction(Timers.NOTIF_IN_USE_SHOW); PendingIntent pendingNextBroadcast = PendingIntent.getBroadcast(context, 0, nextBroadcast, 0); AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); alarmManager.set(AlarmManager.ELAPSED_REALTIME, nextBroadcastTime, pendingNextBroadcast); } private static void showCollapsedNotification(final Context context, String title, String text, int priority, PendingIntent pendingIntent, int notificationId, boolean showTicker) { Notification.Builder builder = new Notification.Builder(context) .setAutoCancel(false) .setContentTitle(title) .setContentText(text) .setDeleteIntent(pendingIntent) .setOngoing(true) .setPriority(priority) .setShowWhen(false) .setSmallIcon(R.drawable.stat_notify_timer); if (showTicker) { builder.setTicker(text); } Notification notification = builder.build(); notification.contentIntent = pendingIntent; NotificationManager notificationManager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); notificationManager.notify(notificationId, notification); } private String buildTimeRemaining(Context context, long timeLeft) { if (timeLeft < 0) { // We should never be here... Log.v(TAG, "Will not show notification for timer already expired."); return null; } long hundreds, seconds, minutes, hours; seconds = timeLeft / 1000; minutes = seconds / 60; seconds = seconds - minutes * 60; hours = minutes / 60; minutes = minutes - hours * 60; if (hours > 99) { hours = 0; } String hourSeq = (hours == 0) ? "" : ( (hours == 1) ? context.getString(R.string.hour) : context.getString(R.string.hours, Long.toString(hours)) ); String minSeq = (minutes == 0) ? "" : ( (minutes == 1) ? context.getString(R.string.minute) : context.getString(R.string.minutes, Long.toString(minutes)) ); boolean dispHour = hours > 0; boolean dispMinute = minutes > 0; int index = (dispHour ? 1 : 0) | (dispMinute ? 2 : 0); String[] formats = context.getResources().getStringArray(R.array.timer_notifications); return String.format(formats[index], hourSeq, minSeq); } private TimerObj getNextRunningTimer( ArrayList<TimerObj> timers, boolean requireNextUpdate, long now) { long nextTimesup = Long.MAX_VALUE; boolean nextTimerFound = false; Iterator<TimerObj> i = timers.iterator(); TimerObj t = null; while(i.hasNext()) { TimerObj tmp = i.next(); if (tmp.mState == TimerObj.STATE_RUNNING) { long timesupTime = tmp.getTimesupTime(); long timeLeft = timesupTime - now; if (timesupTime < nextTimesup && (!requireNextUpdate || timeLeft > 60) ) { nextTimesup = timesupTime; nextTimerFound = true; t = tmp; } } } if (nextTimerFound) { return t; } else { return null; } } private void cancelInUseNotification(final Context context) { NotificationManager notificationManager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); notificationManager.cancel(IN_USE_NOTIFICATION_ID); } }