Display recent apps in notification settings
The last 5 non-system apps that have sent notifications will be displayed at the top level of notification settings for easy access. Test: make -j20 RunSettingsRoboTests Change-Id: Ifaae36f977beb0438a740f61ff0ac9c97f3acc80 Fixes: 63927402
This commit is contained in:
Julia Reynolds
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/*
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* Copyright (C) 2018 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 android.app.Application;
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import android.app.Fragment;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.PackageManager;
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import android.os.UserHandle;
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import android.service.notification.NotifyingApp;
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import android.support.annotation.VisibleForTesting;
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import android.support.v7.preference.Preference;
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import android.support.v7.preference.PreferenceCategory;
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import android.support.v7.preference.PreferenceScreen;
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import android.text.TextUtils;
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import android.util.ArrayMap;
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import android.util.ArraySet;
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import android.util.IconDrawableFactory;
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import android.util.Log;
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import com.android.internal.logging.nano.MetricsProto;
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import com.android.settings.R;
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import com.android.settings.Utils;
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import com.android.settings.applications.AppInfoBase;
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import com.android.settings.applications.InstalledAppCounter;
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import com.android.settings.core.PreferenceControllerMixin;
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import com.android.settings.widget.AppPreference;
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import com.android.settingslib.applications.AppUtils;
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import com.android.settingslib.applications.ApplicationsState;
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import com.android.settingslib.core.AbstractPreferenceController;
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import com.android.settingslib.wrapper.PackageManagerWrapper;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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/**
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* This controller displays a list of recently used apps and a "See all" button. If there is
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* no recently used app, "See all" will be displayed as "Notifications".
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*/
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public class RecentNotifyingAppsPreferenceController extends AbstractPreferenceController
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implements PreferenceControllerMixin {
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private static final String TAG = "RecentNotisCtrl";
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private static final String KEY_PREF_CATEGORY = "recent_notifications_category";
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@VisibleForTesting
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static final String KEY_DIVIDER = "all_notifications_divider";
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@VisibleForTesting
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static final String KEY_SEE_ALL = "all_notifications";
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private static final int SHOW_RECENT_APP_COUNT = 5;
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private static final Set<String> SKIP_SYSTEM_PACKAGES = new ArraySet<>();
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private final Fragment mHost;
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private final PackageManager mPm;
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private final NotificationBackend mNotificationBackend;
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private final int mUserId;
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private final IconDrawableFactory mIconDrawableFactory;
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private List<NotifyingApp> mApps;
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private final ApplicationsState mApplicationsState;
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private PreferenceCategory mCategory;
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private Preference mSeeAllPref;
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private Preference mDivider;
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private boolean mHasRecentApps;
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static {
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SKIP_SYSTEM_PACKAGES.addAll(Arrays.asList(
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"android",
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"com.android.phone",
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"com.android.settings",
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"com.android.systemui",
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"com.android.providers.calendar",
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"com.android.providers.media"
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));
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}
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public RecentNotifyingAppsPreferenceController(Context context, NotificationBackend backend,
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Application app, Fragment host) {
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this(context, backend, app == null ? null : ApplicationsState.getInstance(app), host);
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}
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@VisibleForTesting(otherwise = VisibleForTesting.NONE)
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RecentNotifyingAppsPreferenceController(Context context, NotificationBackend backend,
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ApplicationsState appState, Fragment host) {
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super(context);
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mIconDrawableFactory = IconDrawableFactory.newInstance(context);
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mUserId = UserHandle.myUserId();
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mPm = context.getPackageManager();
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mHost = host;
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mApplicationsState = appState;
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mNotificationBackend = backend;
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}
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@Override
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public boolean isAvailable() {
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return true;
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}
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@Override
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public String getPreferenceKey() {
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return KEY_PREF_CATEGORY;
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}
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@Override
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public void updateNonIndexableKeys(List<String> keys) {
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PreferenceControllerMixin.super.updateNonIndexableKeys(keys);
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// Don't index category name into search. It's not actionable.
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keys.add(KEY_PREF_CATEGORY);
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keys.add(KEY_DIVIDER);
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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mCategory = (PreferenceCategory) screen.findPreference(getPreferenceKey());
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mSeeAllPref = screen.findPreference(KEY_SEE_ALL);
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mDivider = screen.findPreference(KEY_DIVIDER);
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super.displayPreference(screen);
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refreshUi(mCategory.getContext());
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}
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@Override
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public void updateState(Preference preference) {
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super.updateState(preference);
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refreshUi(mCategory.getContext());
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// Show total number of installed apps as See all's summary.
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new InstalledAppCounter(mContext, InstalledAppCounter.IGNORE_INSTALL_REASON,
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new PackageManagerWrapper(mContext.getPackageManager())) {
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@Override
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protected void onCountComplete(int num) {
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if (mHasRecentApps) {
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mSeeAllPref.setTitle(mContext.getString(R.string.see_all_apps_title, num));
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} else {
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mSeeAllPref.setSummary(mContext.getString(R.string.apps_summary, num));
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}
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}
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}.execute();
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}
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@VisibleForTesting
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void refreshUi(Context prefContext) {
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reloadData();
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final List<NotifyingApp> recentApps = getDisplayableRecentAppList();
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if (recentApps != null && !recentApps.isEmpty()) {
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mHasRecentApps = true;
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displayRecentApps(prefContext, recentApps);
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} else {
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mHasRecentApps = false;
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displayOnlyAllAppsLink();
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}
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}
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@VisibleForTesting
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void reloadData() {
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mApps = mNotificationBackend.getRecentApps();
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}
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private void displayOnlyAllAppsLink() {
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mCategory.setTitle(null);
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mDivider.setVisible(false);
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mSeeAllPref.setTitle(R.string.notifications_title);
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mSeeAllPref.setIcon(null);
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int prefCount = mCategory.getPreferenceCount();
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for (int i = prefCount - 1; i >= 0; i--) {
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final Preference pref = mCategory.getPreference(i);
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if (!TextUtils.equals(pref.getKey(), KEY_SEE_ALL)) {
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mCategory.removePreference(pref);
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}
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}
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}
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private void displayRecentApps(Context prefContext, List<NotifyingApp> recentApps) {
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mCategory.setTitle(R.string.recent_notifications);
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mDivider.setVisible(true);
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mSeeAllPref.setSummary(null);
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mSeeAllPref.setIcon(R.drawable.ic_chevron_right_24dp);
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// Rebind prefs/avoid adding new prefs if possible. Adding/removing prefs causes jank.
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// Build a cached preference pool
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final Map<String, Preference> appPreferences = new ArrayMap<>();
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int prefCount = mCategory.getPreferenceCount();
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for (int i = 0; i < prefCount; i++) {
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final Preference pref = mCategory.getPreference(i);
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final String key = pref.getKey();
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if (!TextUtils.equals(key, KEY_SEE_ALL)) {
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appPreferences.put(key, pref);
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}
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}
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final int recentAppsCount = recentApps.size();
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for (int i = 0; i < recentAppsCount; i++) {
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final NotifyingApp app = recentApps.get(i);
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// Bind recent apps to existing prefs if possible, or create a new pref.
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final String pkgName = app.getPackage();
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final ApplicationsState.AppEntry appEntry =
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mApplicationsState.getEntry(app.getPackage(), mUserId);
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if (appEntry == null) {
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continue;
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}
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boolean rebindPref = true;
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Preference pref = appPreferences.remove(pkgName);
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if (pref == null) {
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pref = new AppPreference(prefContext);
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rebindPref = false;
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}
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pref.setKey(pkgName);
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pref.setTitle(appEntry.label);
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pref.setIcon(mIconDrawableFactory.getBadgedIcon(appEntry.info));
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pref.setSummary(Utils.formatRelativeTime(mContext,
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System.currentTimeMillis() - app.getLastNotified(), false));
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pref.setOrder(i);
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pref.setOnPreferenceClickListener(preference -> {
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AppInfoBase.startAppInfoFragment(AppNotificationSettings.class,
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R.string.notifications_title, pkgName, appEntry.info.uid, mHost,
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1001 /*RequestCode */,
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MetricsProto.MetricsEvent.MANAGE_APPLICATIONS_NOTIFICATIONS);
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return true;
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});
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if (!rebindPref) {
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mCategory.addPreference(pref);
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}
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}
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// Remove unused prefs from pref cache pool
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for (Preference unusedPrefs : appPreferences.values()) {
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mCategory.removePreference(unusedPrefs);
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}
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}
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private List<NotifyingApp> getDisplayableRecentAppList() {
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Collections.sort(mApps);
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List<NotifyingApp> displayableApps = new ArrayList<>(SHOW_RECENT_APP_COUNT);
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int count = 0;
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for (NotifyingApp app : mApps) {
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final ApplicationsState.AppEntry appEntry = mApplicationsState.getEntry(
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app.getPackage(), mUserId);
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if (appEntry == null) {
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continue;
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}
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if (!shouldIncludePkgInRecents(app.getPackage())) {
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continue;
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}
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displayableApps.add(app);
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count++;
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if (count >= SHOW_RECENT_APP_COUNT) {
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break;
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}
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}
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return displayableApps;
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}
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/**
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* Whether or not the app should be included in recent list.
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*/
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private boolean shouldIncludePkgInRecents(String pkgName) {
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if (SKIP_SYSTEM_PACKAGES.contains(pkgName)) {
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Log.d(TAG, "System package, skipping " + pkgName);
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return false;
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}
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final Intent launchIntent = new Intent().addCategory(Intent.CATEGORY_LAUNCHER)
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.setPackage(pkgName);
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if (mPm.resolveActivity(launchIntent, 0) == null) {
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// Not visible on launcher -> likely not a user visible app, skip if non-instant.
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final ApplicationsState.AppEntry appEntry =
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mApplicationsState.getEntry(pkgName, mUserId);
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if (!AppUtils.isInstant(appEntry.info)) {
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Log.d(TAG, "Not a user visible or instant app, skipping " + pkgName);
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return false;
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}
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}
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return true;
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}
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}
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