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/*
* Copyright (C) 2017 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.util;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.content.Context;
import android.content.pm.PackageManager;
import android.media.AudioAttributes;
import android.net.Uri;
import android.provider.Settings;
import com.android.internal.annotations.VisibleForTesting;
import com.android.systemui.CoreStartable;
import com.android.systemui.R;
import com.android.wm.shell.pip.tv.TvPipNotificationController;
import java.util.Arrays;
import javax.inject.Inject;
// NOT Singleton. Started per-user.
/** */
public class NotificationChannels implements CoreStartable {
public static String ALERTS = "ALR";
public static String SCREENSHOTS_HEADSUP = "SCN_HEADSUP";
// Deprecated. Please use or create a more specific channel that users will better understand
@Deprecated
static String GENERAL = "GEN";
public static String STORAGE = "DSK";
public static String BATTERY = "BAT";
public static String TVPIP = TvPipNotificationController.NOTIFICATION_CHANNEL; // "TVPIP"
public static String HINTS = "HNT";
public static String INSTANT = "INS";
public static String SETUP = "STP";
private final Context mContext;
@Inject
public NotificationChannels(Context context) {
mContext = context;
}
public static void createAll(Context context) {
final NotificationManager nm = context.getSystemService(NotificationManager.class);
final NotificationChannel batteryChannel = new NotificationChannel(BATTERY,
context.getString(R.string.notification_channel_battery),
NotificationManager.IMPORTANCE_MAX);
final String soundPath = Settings.Global.getString(context.getContentResolver(),
Settings.Global.LOW_BATTERY_SOUND);
batteryChannel.setSound(Uri.parse("file://" + soundPath), new AudioAttributes.Builder()
.setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
.setUsage(AudioAttributes.USAGE_NOTIFICATION_EVENT)
.build());
batteryChannel.setBlockable(true);
final NotificationChannel alerts = new NotificationChannel(
ALERTS,
context.getString(R.string.notification_channel_alerts),
NotificationManager.IMPORTANCE_HIGH);
final NotificationChannel instant = new NotificationChannel(
INSTANT,
context.getString(R.string.notification_channel_instant),
NotificationManager.IMPORTANCE_MIN);
final NotificationChannel setup = new NotificationChannel(
SETUP,
context.getString(R.string.notification_channel_setup),
NotificationManager.IMPORTANCE_DEFAULT);
setup.setSound(null, null);
final NotificationChannel storage = new NotificationChannel(
STORAGE,
context.getString(R.string.notification_channel_storage),
isTv(context)
? NotificationManager.IMPORTANCE_DEFAULT
: NotificationManager.IMPORTANCE_LOW);
final NotificationChannel hint = new NotificationChannel(
HINTS,
context.getString(R.string.notification_channel_hints),
NotificationManager.IMPORTANCE_DEFAULT);
// No need to bypass DND.
nm.createNotificationChannels(Arrays.asList(
alerts,
instant,
setup,
storage,
createScreenshotChannel(
context.getString(R.string.notification_channel_screenshot)),
batteryChannel,
hint
));
if (isTv(context)) {
// TV specific notification channel for TV PIP controls.
// Importance should be {@link NotificationManager#IMPORTANCE_MAX} to have the highest
// priority, so it can be shown in all times.
nm.createNotificationChannel(new NotificationChannel(
TVPIP,
context.getString(R.string.notification_channel_tv_pip),
NotificationManager.IMPORTANCE_MAX));
}
}
/**
* Set up screenshot channel, respecting any previously committed user settings on legacy
* channel.
* @return
*/
@VisibleForTesting static NotificationChannel createScreenshotChannel(
String name) {
NotificationChannel screenshotChannel = new NotificationChannel(SCREENSHOTS_HEADSUP,
name, NotificationManager.IMPORTANCE_HIGH); // pop on screen
screenshotChannel.setSound(null, // silent
new AudioAttributes.Builder().setUsage(AudioAttributes.USAGE_NOTIFICATION).build());
screenshotChannel.setBlockable(true);
return screenshotChannel;
}
@Override
public void start() {
createAll(mContext);
cleanUp();
}
private void cleanUp() {
mContext.getSystemService(NotificationManager.class).deleteNotificationChannel(GENERAL);
}
private static boolean isTv(Context context) {
PackageManager packageManager = context.getPackageManager();
return packageManager.hasSystemFeature(PackageManager.FEATURE_LEANBACK);
}
}
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