/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.notification;
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import static android.app.NotificationManager.IMPORTANCE_UNSPECIFIED;
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import android.app.Activity;
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import android.app.ActivityManager;
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import android.app.INotificationManager;
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import android.app.Notification;
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import android.app.NotificationChannel;
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import android.app.PendingIntent;
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import android.app.settings.SettingsEnums;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.IntentSender;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.PackageManager;
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import android.content.res.Resources;
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import android.graphics.Typeface;
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import android.graphics.drawable.Drawable;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Parcel;
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import android.os.RemoteException;
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import android.os.ServiceManager;
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import android.os.UserHandle;
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import android.service.notification.NotificationListenerService;
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import android.service.notification.NotificationListenerService.Ranking;
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import android.service.notification.NotificationListenerService.RankingMap;
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import android.service.notification.StatusBarNotification;
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import android.text.SpannableString;
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import android.text.SpannableStringBuilder;
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import android.text.TextUtils;
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import android.text.style.StyleSpan;
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import android.util.Log;
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import android.view.View;
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import android.widget.DateTimeView;
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import android.widget.ImageView;
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import android.widget.TextView;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceViewHolder;
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import androidx.recyclerview.widget.RecyclerView;
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import com.android.settings.R;
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import com.android.settings.SettingsPreferenceFragment;
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import com.android.settings.Utils;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.List;
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public class NotificationStation extends SettingsPreferenceFragment {
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private static final String TAG = NotificationStation.class.getSimpleName();
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private static final boolean DEBUG = false;
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private static final boolean DUMP_EXTRAS = true;
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private static final boolean DUMP_PARCEL = true;
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private Handler mHandler;
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private static class HistoricalNotificationInfo {
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public String key;
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public String channel;
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public String pkg;
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public Drawable pkgicon;
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public CharSequence pkgname;
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public Drawable icon;
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public CharSequence title;
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public int priority;
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public int user;
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public long timestamp;
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public boolean active;
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public CharSequence extra;
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}
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private PackageManager mPm;
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private INotificationManager mNoMan;
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private RankingMap mRanking;
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private Runnable mRefreshListRunnable = new Runnable() {
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@Override
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public void run() {
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refreshList();
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}
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};
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private final NotificationListenerService mListener = new NotificationListenerService() {
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@Override
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public void onNotificationPosted(StatusBarNotification sbn, RankingMap ranking) {
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logd("onNotificationPosted: %s, with update for %d", sbn.getNotification(),
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ranking == null ? 0 : ranking.getOrderedKeys().length);
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mRanking = ranking;
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scheduleRefreshList();
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}
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@Override
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public void onNotificationRemoved(StatusBarNotification notification, RankingMap ranking) {
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logd("onNotificationRankingUpdate with update for %d",
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ranking == null ? 0 : ranking.getOrderedKeys().length);
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mRanking = ranking;
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scheduleRefreshList();
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}
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@Override
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public void onNotificationRankingUpdate(RankingMap ranking) {
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logd("onNotificationRankingUpdate with update for %d",
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ranking == null ? 0 : ranking.getOrderedKeys().length);
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mRanking = ranking;
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scheduleRefreshList();
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}
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@Override
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public void onListenerConnected() {
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mRanking = getCurrentRanking();
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logd("onListenerConnected with update for %d",
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mRanking == null ? 0 : mRanking.getOrderedKeys().length);
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scheduleRefreshList();
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}
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};
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private void scheduleRefreshList() {
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if (mHandler != null) {
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mHandler.removeCallbacks(mRefreshListRunnable);
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mHandler.postDelayed(mRefreshListRunnable, 100);
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}
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}
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private Context mContext;
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private final Comparator<HistoricalNotificationInfo> mNotificationSorter
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= new Comparator<HistoricalNotificationInfo>() {
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@Override
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public int compare(HistoricalNotificationInfo lhs,
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HistoricalNotificationInfo rhs) {
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return Long.compare(rhs.timestamp, lhs.timestamp);
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}
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};
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@Override
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public void onAttach(Activity activity) {
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logd("onAttach(%s)", activity.getClass().getSimpleName());
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super.onAttach(activity);
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mHandler = new Handler(activity.getMainLooper());
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mContext = activity;
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mPm = mContext.getPackageManager();
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mNoMan = INotificationManager.Stub.asInterface(
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ServiceManager.getService(Context.NOTIFICATION_SERVICE));
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}
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@Override
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public void onDetach() {
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logd("onDetach()");
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mHandler.removeCallbacks(mRefreshListRunnable);
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mHandler = null;
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super.onDetach();
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}
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@Override
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public void onPause() {
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try {
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mListener.unregisterAsSystemService();
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} catch (RemoteException e) {
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Log.e(TAG, "Cannot unregister listener", e);
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}
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super.onPause();
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}
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@Override
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public int getMetricsCategory() {
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return SettingsEnums.NOTIFICATION_STATION;
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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logd("onActivityCreated(%s)", savedInstanceState);
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super.onActivityCreated(savedInstanceState);
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RecyclerView listView = getListView();
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Utils.forceCustomPadding(listView, false /* non additive padding */);
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}
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@Override
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public void onResume() {
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logd("onResume()");
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super.onResume();
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try {
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mListener.registerAsSystemService(mContext, new ComponentName(mContext.getPackageName(),
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this.getClass().getCanonicalName()), ActivityManager.getCurrentUser());
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} catch (RemoteException e) {
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Log.e(TAG, "Cannot register listener", e);
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}
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refreshList();
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}
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private void refreshList() {
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List<HistoricalNotificationInfo> infos = loadNotifications();
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if (infos != null) {
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final int N = infos.size();
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logd("adding %d infos", N);
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Collections.sort(infos, mNotificationSorter);
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if (getPreferenceScreen() == null) {
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setPreferenceScreen(getPreferenceManager().createPreferenceScreen(getContext()));
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}
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getPreferenceScreen().removeAll();
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for (int i = 0; i < N; i++) {
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getPreferenceScreen().addPreference(
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new HistoricalNotificationPreference(getPrefContext(), infos.get(i)));
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}
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}
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}
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private static void logd(String msg, Object... args) {
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if (DEBUG) {
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Log.d(TAG, args == null || args.length == 0 ? msg : String.format(msg, args));
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}
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}
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private static CharSequence bold(CharSequence cs) {
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if (cs.length() == 0) return cs;
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SpannableString ss = new SpannableString(cs);
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ss.setSpan(new StyleSpan(Typeface.BOLD), 0, cs.length(), 0);
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return ss;
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}
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private static String getTitleString(Notification n) {
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CharSequence title = null;
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if (n.extras != null) {
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title = n.extras.getCharSequence(Notification.EXTRA_TITLE);
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if (TextUtils.isEmpty(title)) {
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title = n.extras.getCharSequence(Notification.EXTRA_TEXT);
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}
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}
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if (TextUtils.isEmpty(title) && !TextUtils.isEmpty(n.tickerText)) {
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title = n.tickerText;
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}
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return String.valueOf(title);
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}
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private static String formatPendingIntent(PendingIntent pi) {
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final StringBuilder sb = new StringBuilder();
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final IntentSender is = pi.getIntentSender();
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sb.append("Intent(pkg=").append(is.getCreatorPackage());
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try {
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final boolean isActivity =
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ActivityManager.getService().isIntentSenderAnActivity(is.getTarget());
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if (isActivity) sb.append(" (activity)");
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} catch (RemoteException ex) {}
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sb.append(")");
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return sb.toString();
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}
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private List<HistoricalNotificationInfo> loadNotifications() {
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final int currentUserId = ActivityManager.getCurrentUser();
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try {
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StatusBarNotification[] active = mNoMan.getActiveNotifications(
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mContext.getPackageName());
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StatusBarNotification[] dismissed = mNoMan.getHistoricalNotifications(
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mContext.getPackageName(), 50);
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List<HistoricalNotificationInfo> list
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= new ArrayList<HistoricalNotificationInfo>(active.length + dismissed.length);
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for (StatusBarNotification[] resultset
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: new StatusBarNotification[][] { active, dismissed }) {
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for (StatusBarNotification sbn : resultset) {
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if (sbn.getUserId() != UserHandle.USER_ALL & sbn.getUserId() != currentUserId) {
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continue;
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}
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final Notification n = sbn.getNotification();
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final HistoricalNotificationInfo info = new HistoricalNotificationInfo();
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info.pkg = sbn.getPackageName();
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info.user = sbn.getUserId();
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info.icon = loadIconDrawable(info.pkg, info.user, n.icon);
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info.pkgicon = loadPackageIconDrawable(info.pkg, info.user);
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info.pkgname = loadPackageName(info.pkg);
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info.title = getTitleString(n);
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if (TextUtils.isEmpty(info.title)) {
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info.title = getString(R.string.notification_log_no_title);
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}
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info.timestamp = sbn.getPostTime();
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info.priority = n.priority;
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info.channel = n.getChannelId();
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info.key = sbn.getKey();
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info.active = (resultset == active);
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info.extra = generateExtraText(sbn, info);
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logd(" [%d] %s: %s", info.timestamp, info.pkg, info.title);
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list.add(info);
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}
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}
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return list;
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} catch (RemoteException e) {
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Log.e(TAG, "Cannot load Notifications: ", e);
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}
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return null;
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}
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private CharSequence generateExtraText(StatusBarNotification sbn,
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HistoricalNotificationInfo info) {
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final Ranking rank = new Ranking();
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final Notification n = sbn.getNotification();
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final SpannableStringBuilder sb = new SpannableStringBuilder();
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final String delim = getString(R.string.notification_log_details_delimiter);
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sb.append(bold(getString(R.string.notification_log_details_package)))
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.append(delim)
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.append(info.pkg)
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.append("\n")
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.append(bold(getString(R.string.notification_log_details_key)))
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.append(delim)
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.append(sbn.getKey());
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sb.append("\n")
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.append(bold(getString(R.string.notification_log_details_icon)))
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.append(delim)
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.append(String.valueOf(n.getSmallIcon()));
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sb.append("\n")
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.append(bold("channelId"))
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.append(delim)
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.append(String.valueOf(n.getChannelId()));
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sb.append("\n")
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.append(bold("postTime"))
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.append(delim)
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.append(String.valueOf(sbn.getPostTime()));
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if (n.getTimeoutAfter() != 0) {
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sb.append("\n")
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.append(bold("timeoutAfter"))
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.append(delim)
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.append(String.valueOf(n.getTimeoutAfter()));
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}
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if (sbn.isGroup()) {
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sb.append("\n")
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.append(bold(getString(R.string.notification_log_details_group)))
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.append(delim)
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.append(String.valueOf(sbn.getGroupKey()));
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if (n.isGroupSummary()) {
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sb.append(bold(
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getString(R.string.notification_log_details_group_summary)));
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}
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}
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if (info.active) {
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// mRanking only applies to active notifications
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if (mRanking != null && mRanking.getRanking(sbn.getKey(), rank)) {
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if (rank.getLastAudiblyAlertedMillis() > 0) {
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sb.append("\n")
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.append(bold(getString(R.string.notification_log_details_alerted)));
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}
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}
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}
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try {
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NotificationChannel channel = mNoMan.getNotificationChannelForPackage(
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sbn.getPackageName(), sbn.getUid(), n.getChannelId(), false);
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sb.append("\n")
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.append(bold(getString(R.string.notification_log_details_sound)))
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.append(delim);
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if (channel == null || channel.getImportance() == IMPORTANCE_UNSPECIFIED) {
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if (0 != (n.defaults & Notification.DEFAULT_SOUND)) {
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sb.append(getString(R.string.notification_log_details_default));
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} else if (n.sound != null) {
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sb.append(n.sound.toString());
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} else {
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sb.append(getString(R.string.notification_log_details_none));
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}
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} else {
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sb.append(String.valueOf(channel.getSound()));
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}
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sb.append("\n")
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.append(bold(getString(R.string.notification_log_details_vibrate)))
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.append(delim);
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if (channel == null || channel.getImportance() == IMPORTANCE_UNSPECIFIED) {
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if (0 != (n.defaults & Notification.DEFAULT_VIBRATE)) {
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sb.append(getString(R.string.notification_log_details_default));
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} else if (n.vibrate != null) {
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sb.append(getString(R.string.notification_log_details_vibrate_pattern));
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} else {
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sb.append(getString(R.string.notification_log_details_none));
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}
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} else {
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if (channel.getVibrationPattern() != null) {
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sb.append(getString(R.string.notification_log_details_vibrate_pattern));
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} else {
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sb.append(getString(R.string.notification_log_details_none));
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}
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}
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} catch (RemoteException e) {
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Log.d(TAG, "cannot read channel info", e);
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}
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sb.append("\n")
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.append(bold(getString(R.string.notification_log_details_visibility)))
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.append(delim)
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.append(Notification.visibilityToString(n.visibility));
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if (n.publicVersion != null) {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_public_version)))
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.append(delim)
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.append(getTitleString(n.publicVersion));
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}
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sb.append("\n")
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.append(bold(getString(R.string.notification_log_details_priority)))
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.append(delim)
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.append(Notification.priorityToString(n.priority));
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if (info.active) {
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// mRanking only applies to active notifications
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if (mRanking != null && mRanking.getRanking(sbn.getKey(), rank)) {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_importance)))
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.append(delim)
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.append(Ranking.importanceToString(rank.getImportance()));
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if (rank.getImportanceExplanation() != null) {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_explanation)))
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.append(delim)
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.append(rank.getImportanceExplanation());
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}
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_badge)))
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.append(delim)
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.append(Boolean.toString(rank.canShowBadge()));
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} else {
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if (mRanking == null) {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_ranking_null)));
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} else {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_ranking_none)));
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}
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}
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}
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if (n.contentIntent != null) {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_content_intent)))
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.append(delim)
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.append(formatPendingIntent(n.contentIntent));
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}
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if (n.deleteIntent != null) {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_delete_intent)))
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.append(delim)
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.append(formatPendingIntent(n.deleteIntent));
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}
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if (n.fullScreenIntent != null) {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_full_screen_intent)))
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.append(delim)
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.append(formatPendingIntent(n.fullScreenIntent));
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}
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if (n.actions != null && n.actions.length > 0) {
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sb.append("\n")
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.append(bold(getString(R.string.notification_log_details_actions)));
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for (int ai=0; ai<n.actions.length; ai++) {
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final Notification.Action action = n.actions[ai];
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sb.append("\n ").append(String.valueOf(ai)).append(' ')
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.append(bold(getString(
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R.string.notification_log_details_title)))
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.append(delim)
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.append(action.title);
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if (action.actionIntent != null) {
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sb.append("\n ")
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.append(bold(getString(
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R.string.notification_log_details_content_intent)))
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.append(delim)
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.append(formatPendingIntent(action.actionIntent));
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}
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if (action.getRemoteInputs() != null) {
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sb.append("\n ")
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.append(bold(getString(
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R.string.notification_log_details_remoteinput)))
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.append(delim)
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.append(String.valueOf(action.getRemoteInputs().length));
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}
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}
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}
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if (n.contentView != null) {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_content_view)))
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.append(delim)
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.append(n.contentView.toString());
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}
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if (DUMP_EXTRAS) {
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if (n.extras != null && n.extras.size() > 0) {
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sb.append("\n")
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.append(bold(getString(
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R.string.notification_log_details_extras)));
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for (String extraKey : n.extras.keySet()) {
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String val = String.valueOf(n.extras.get(extraKey));
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if (val.length() > 100) val = val.substring(0, 100) + "...";
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sb.append("\n ").append(extraKey).append(delim).append(val);
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}
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}
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}
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if (DUMP_PARCEL) {
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final Parcel p = Parcel.obtain();
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n.writeToParcel(p, 0);
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sb.append("\n")
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.append(bold(getString(R.string.notification_log_details_parcel)))
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.append(delim)
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.append(String.valueOf(p.dataPosition()))
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.append(' ')
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.append(bold(getString(R.string.notification_log_details_ashmem)))
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.append(delim)
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.append(String.valueOf(p.getBlobAshmemSize()))
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.append("\n");
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}
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return sb;
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}
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private Resources getResourcesForUserPackage(String pkg, int userId) {
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Resources r = null;
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if (pkg != null) {
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try {
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if (userId == UserHandle.USER_ALL) {
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userId = UserHandle.USER_SYSTEM;
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}
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r = mPm.getResourcesForApplicationAsUser(pkg, userId);
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} catch (PackageManager.NameNotFoundException ex) {
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Log.e(TAG, "Icon package not found: " + pkg, ex);
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return null;
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}
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} else {
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r = mContext.getResources();
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}
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return r;
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}
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private Drawable loadPackageIconDrawable(String pkg, int userId) {
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Drawable icon = null;
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try {
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icon = mPm.getApplicationIcon(pkg);
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} catch (PackageManager.NameNotFoundException e) {
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Log.e(TAG, "Cannot get application icon", e);
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}
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return icon;
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}
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private CharSequence loadPackageName(String pkg) {
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try {
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ApplicationInfo info = mPm.getApplicationInfo(pkg,
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PackageManager.MATCH_ANY_USER);
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if (info != null) return mPm.getApplicationLabel(info);
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} catch (PackageManager.NameNotFoundException e) {
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Log.e(TAG, "Cannot load package name", e);
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}
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return pkg;
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}
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private Drawable loadIconDrawable(String pkg, int userId, int resId) {
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Resources r = getResourcesForUserPackage(pkg, userId);
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if (resId == 0) {
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return null;
|
}
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try {
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return r.getDrawable(resId, null);
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} catch (RuntimeException e) {
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Log.w(TAG, "Icon not found in "
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+ (pkg != null ? resId : "<system>")
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+ ": " + Integer.toHexString(resId), e);
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}
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return null;
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}
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private static class HistoricalNotificationPreference extends Preference {
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private final HistoricalNotificationInfo mInfo;
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private static long sLastExpandedTimestamp; // quick hack to keep things from collapsing
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public HistoricalNotificationPreference(Context context, HistoricalNotificationInfo info) {
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super(context);
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setLayoutResource(R.layout.notification_log_row);
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mInfo = info;
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}
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@Override
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public void onBindViewHolder(PreferenceViewHolder row) {
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super.onBindViewHolder(row);
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if (mInfo.icon != null) {
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((ImageView) row.findViewById(R.id.icon)).setImageDrawable(mInfo.icon);
|
}
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if (mInfo.pkgicon != null) {
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((ImageView) row.findViewById(R.id.pkgicon)).setImageDrawable(mInfo.pkgicon);
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}
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((DateTimeView) row.findViewById(R.id.timestamp)).setTime(mInfo.timestamp);
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((TextView) row.findViewById(R.id.title)).setText(mInfo.title);
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((TextView) row.findViewById(R.id.pkgname)).setText(mInfo.pkgname);
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final TextView extra = (TextView) row.findViewById(R.id.extra);
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extra.setText(mInfo.extra);
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extra.setVisibility(mInfo.timestamp == sLastExpandedTimestamp
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? View.VISIBLE : View.GONE);
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row.itemView.setOnClickListener(
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new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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extra.setVisibility(extra.getVisibility() == View.VISIBLE
|
? View.GONE : View.VISIBLE);
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sLastExpandedTimestamp = mInfo.timestamp;
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}
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});
|
|
row.itemView.setAlpha(mInfo.active ? 1.0f : 0.5f);
|
}
|
|
@Override
|
public void performClick() {
|
// Intent intent = new Intent(android.provider.Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
|
// Uri.fromParts("package", mInfo.pkg, null));
|
// intent.setComponent(intent.resolveActivity(getContext().getPackageManager()));
|
// getContext().startActivity(intent);
|
}
|
}
|
}
|
