Migrate UnrestrictedDataAccess to DashboardFragment
- UnrestrictedDataAccessPreferenceController
Test: make RunSettingsRoboTests -j ROBOTEST_FILTER=com.android.settings.datausage
make RunSettingsRoboTests -j ROBOTEST_FILTER=CodeInspectionTest
atest UniquePreferenceTest
Change-Id: I71abd837ef51e4e9e0a2ee46791d704245c9b3ab
This commit is contained in:
Yanting_Yang
Fan Zhang
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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"); you may not use this file
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* except in compliance with the License. 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 distributed under the
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* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package com.android.settings.datausage;
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import static com.android.settingslib.RestrictedLockUtils.checkIfMeteredDataRestricted;
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import android.app.Application;
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import android.content.Context;
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import android.os.UserHandle;
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import com.android.internal.annotations.VisibleForTesting;
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import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
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import com.android.settings.applications.AppStateBaseBridge;
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import com.android.settings.core.BasePreferenceController;
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import com.android.settings.dashboard.DashboardFragment;
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import com.android.settings.overlay.FeatureFactory;
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import com.android.settingslib.applications.ApplicationsState;
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import com.android.settingslib.applications.ApplicationsState.AppEntry;
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import com.android.settingslib.applications.ApplicationsState.AppFilter;
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import com.android.settingslib.core.lifecycle.Lifecycle;
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import com.android.settingslib.core.lifecycle.LifecycleObserver;
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import com.android.settingslib.core.lifecycle.events.OnDestroy;
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import com.android.settingslib.core.lifecycle.events.OnStart;
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import com.android.settingslib.core.lifecycle.events.OnStop;
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import java.util.ArrayList;
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import java.util.Set;
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import java.util.TreeSet;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceScreen;
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public class UnrestrictedDataAccessPreferenceController extends BasePreferenceController implements
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LifecycleObserver, OnStart, OnStop, OnDestroy, ApplicationsState.Callbacks,
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AppStateBaseBridge.Callback, Preference.OnPreferenceChangeListener {
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private final ApplicationsState mApplicationsState;
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private final AppStateDataUsageBridge mDataUsageBridge;
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private final DataSaverBackend mDataSaverBackend;
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private ApplicationsState.Session mSession;
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private AppFilter mFilter;
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private DashboardFragment mParentFragment;
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private PreferenceScreen mScreen;
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private boolean mExtraLoaded;
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public UnrestrictedDataAccessPreferenceController(Context context, String key) {
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super(context, key);
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mApplicationsState = ApplicationsState.getInstance(
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(Application) context.getApplicationContext());
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mDataSaverBackend = new DataSaverBackend(context);
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mDataUsageBridge = new AppStateDataUsageBridge(mApplicationsState, this, mDataSaverBackend);
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}
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public void setFilter(AppFilter filter) {
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mFilter = filter;
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}
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public void setParentFragment(DashboardFragment parentFragment) {
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mParentFragment = parentFragment;
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}
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public void setSession(Lifecycle lifecycle) {
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mSession = mApplicationsState.newSession(this, lifecycle);
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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mScreen = screen;
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}
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@Override
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public int getAvailabilityStatus() {
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return AVAILABLE;
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}
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@Override
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public void onStart() {
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mDataUsageBridge.resume();
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}
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@Override
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public void onStop() {
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mDataUsageBridge.pause();
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}
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@Override
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public void onDestroy() {
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mDataUsageBridge.release();
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}
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@Override
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public void onExtraInfoUpdated() {
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mExtraLoaded = true;
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rebuild();
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}
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@Override
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public void onRunningStateChanged(boolean running) {
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}
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@Override
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public void onPackageListChanged() {
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}
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@Override
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public void onRebuildComplete(ArrayList<AppEntry> apps) {
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if (apps == null) {
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return;
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}
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// Create apps key set for removing useless preferences
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final Set<String> appsKeySet = new TreeSet<>();
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// Add or update preferences
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final int N = apps.size();
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for (int i = 0; i < N; i++) {
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final AppEntry entry = apps.get(i);
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if (!shouldAddPreference(entry)) {
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continue;
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}
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final String prefkey = UnrestrictedDataAccessPreference.generateKey(entry);
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appsKeySet.add(prefkey);
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UnrestrictedDataAccessPreference preference =
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(UnrestrictedDataAccessPreference) mScreen.findPreference(prefkey);
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if (preference == null) {
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preference = new UnrestrictedDataAccessPreference(mScreen.getContext(), entry,
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mApplicationsState, mDataSaverBackend, mParentFragment);
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preference.setOnPreferenceChangeListener(this);
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mScreen.addPreference(preference);
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} else {
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preference.setDisabledByAdmin(checkIfMeteredDataRestricted(mContext,
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entry.info.packageName, UserHandle.getUserId(entry.info.uid)));
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preference.updateState();
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}
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preference.setOrder(i);
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}
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// Remove useless preferences
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removeUselessPrefs(appsKeySet);
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}
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@Override
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public void onPackageIconChanged() {
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}
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@Override
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public void onPackageSizeChanged(String packageName) {
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}
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@Override
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public void onAllSizesComputed() {
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}
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@Override
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public void onLauncherInfoChanged() {
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}
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@Override
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public void onLoadEntriesCompleted() {
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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if (preference instanceof UnrestrictedDataAccessPreference) {
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final UnrestrictedDataAccessPreference
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accessPreference = (UnrestrictedDataAccessPreference) preference;
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boolean whitelisted = newValue == Boolean.TRUE;
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logSpecialPermissionChange(whitelisted, accessPreference.getEntry().info.packageName);
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mDataSaverBackend.setIsWhitelisted(accessPreference.getEntry().info.uid,
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accessPreference.getEntry().info.packageName, whitelisted);
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accessPreference.getDataUsageState().isDataSaverWhitelisted = whitelisted;
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return true;
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}
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return false;
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}
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public void rebuild() {
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if (!mExtraLoaded) {
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return;
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}
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final ArrayList<AppEntry> apps = mSession.rebuild(mFilter,
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ApplicationsState.ALPHA_COMPARATOR);
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if (apps != null) {
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onRebuildComplete(apps);
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}
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}
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private void removeUselessPrefs(final Set<String> appsKeySet) {
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final int prefCount = mScreen.getPreferenceCount();
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String prefKey;
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if (prefCount > 0) {
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for (int i = prefCount - 1; i >= 0; i--) {
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Preference pref = mScreen.getPreference(i);
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prefKey = pref.getKey();
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if (!appsKeySet.isEmpty() && appsKeySet.contains(prefKey)) {
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continue;
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}
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mScreen.removePreference(pref);
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}
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}
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}
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@VisibleForTesting
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void logSpecialPermissionChange(boolean whitelisted, String packageName) {
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final int logCategory = whitelisted ? MetricsEvent.APP_SPECIAL_PERMISSION_UNL_DATA_ALLOW
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: MetricsEvent.APP_SPECIAL_PERMISSION_UNL_DATA_DENY;
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FeatureFactory.getFactory(mContext).getMetricsFeatureProvider().action(mContext,
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logCategory, packageName);
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}
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@VisibleForTesting
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static boolean shouldAddPreference(AppEntry app) {
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return app != null && UserHandle.isApp(app.info.uid);
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}
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}
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