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/*
* Copyright (C) 2014 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.systemui.statusbar.policy;
import android.app.AlarmManager;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.UserHandle;
import androidx.annotation.NonNull;
import com.android.systemui.Dumpable;
import com.android.systemui.broadcast.BroadcastDispatcher;
import com.android.systemui.dagger.SysUISingleton;
import com.android.systemui.dagger.qualifiers.Main;
import com.android.systemui.dump.DumpManager;
import com.android.systemui.settings.UserTracker;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Date;
import java.util.concurrent.Executor;
import javax.inject.Inject;
/**
* Implementation of {@link NextAlarmController}
*/
@SysUISingleton
public class NextAlarmControllerImpl extends BroadcastReceiver
implements NextAlarmController, Dumpable {
private final ArrayList<NextAlarmChangeCallback> mChangeCallbacks = new ArrayList<>();
private final UserTracker mUserTracker;
private AlarmManager mAlarmManager;
private AlarmManager.AlarmClockInfo mNextAlarm;
private final UserTracker.Callback mUserChangedCallback =
new UserTracker.Callback() {
@Override
public void onUserChanged(int newUser, @NonNull Context userContext) {
updateNextAlarm();
}
};
/**
*/
@Inject
public NextAlarmControllerImpl(
@Main Executor mainExecutor,
AlarmManager alarmManager,
BroadcastDispatcher broadcastDispatcher,
DumpManager dumpManager,
UserTracker userTracker) {
dumpManager.registerDumpable("NextAlarmController", this);
mAlarmManager = alarmManager;
mUserTracker = userTracker;
IntentFilter filter = new IntentFilter();
filter.addAction(AlarmManager.ACTION_NEXT_ALARM_CLOCK_CHANGED);
broadcastDispatcher.registerReceiver(this, filter, null, UserHandle.ALL);
mUserTracker.addCallback(mUserChangedCallback, mainExecutor);
updateNextAlarm();
}
@Override
public void dump(PrintWriter pw, String[] args) {
pw.print("mNextAlarm=");
if (mNextAlarm != null) {
pw.println(new Date(mNextAlarm.getTriggerTime()));
pw.print(" PendingIntentPkg=");
if (mNextAlarm.getShowIntent() != null) {
pw.println(mNextAlarm.getShowIntent().getCreatorPackage());
} else {
pw.println("showIntent=null");
}
} else {
pw.println("null");
}
pw.println("Registered Callbacks:");
for (NextAlarmChangeCallback callback : mChangeCallbacks) {
pw.print(" "); pw.println(callback.toString());
}
}
@Override
public void addCallback(@NonNull NextAlarmChangeCallback cb) {
mChangeCallbacks.add(cb);
cb.onNextAlarmChanged(mNextAlarm);
}
@Override
public void removeCallback(@NonNull NextAlarmChangeCallback cb) {
mChangeCallbacks.remove(cb);
}
public void onReceive(Context context, Intent intent) {
final String action = intent.getAction();
if (action.equals(AlarmManager.ACTION_NEXT_ALARM_CLOCK_CHANGED)) {
updateNextAlarm();
}
}
private void updateNextAlarm() {
mNextAlarm = mAlarmManager.getNextAlarmClock(mUserTracker.getUserId());
fireNextAlarmChanged();
}
private void fireNextAlarmChanged() {
int n = mChangeCallbacks.size();
for (int i = 0; i < n; i++) {
mChangeCallbacks.get(i).onNextAlarmChanged(mNextAlarm);
}
}
}
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