blob: 1763d84491a52a84ce9b6ad9aaf4a4817222fd38 [file] [log] [blame]
/*
* 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.settings.applications;
import android.app.Application;
import android.content.Context;
import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settings.core.BasePreferenceController;
import com.android.settings.datausage.AppStateDataUsageBridge;
import com.android.settings.datausage.AppStateDataUsageBridge.DataUsageState;
import com.android.settings.datausage.DataSaverBackend;
import com.android.settingslib.applications.ApplicationsState;
import com.android.settingslib.core.lifecycle.Lifecycle;
import com.android.settingslib.core.lifecycle.LifecycleObserver;
import com.android.settingslib.core.lifecycle.events.OnDestroy;
import com.android.settingslib.core.lifecycle.events.OnStart;
import com.android.settingslib.core.lifecycle.events.OnStop;
import java.util.ArrayList;
public class SpecialAppAccessPreferenceController extends BasePreferenceController implements
AppStateBaseBridge.Callback, ApplicationsState.Callbacks, LifecycleObserver, OnStart,
OnStop, OnDestroy {
@VisibleForTesting
ApplicationsState.Session mSession;
private final ApplicationsState mApplicationsState;
private final AppStateDataUsageBridge mDataUsageBridge;
private final DataSaverBackend mDataSaverBackend;
private Preference mPreference;
private boolean mExtraLoaded;
public SpecialAppAccessPreferenceController(Context context, String key) {
super(context, key);
mApplicationsState = ApplicationsState.getInstance(
(Application) context.getApplicationContext());
mDataSaverBackend = new DataSaverBackend(context);
mDataUsageBridge = new AppStateDataUsageBridge(mApplicationsState, this, mDataSaverBackend);
}
public void setSession(Lifecycle lifecycle) {
mSession = mApplicationsState.newSession(this, lifecycle);
}
@Override
public int getAvailabilityStatus() {
return AVAILABLE_UNSEARCHABLE;
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
mPreference = screen.findPreference(getPreferenceKey());
}
@Override
public void onStart() {
mDataUsageBridge.resume();
}
@Override
public void onStop() {
mDataUsageBridge.pause();
}
@Override
public void onDestroy() {
mDataUsageBridge.release();
}
@Override
public void updateState(Preference preference) {
updateSummary();
}
@Override
public void onExtraInfoUpdated() {
mExtraLoaded = true;
updateSummary();
}
private void updateSummary() {
if (!mExtraLoaded || mPreference == null) {
return;
}
final ArrayList<ApplicationsState.AppEntry> allApps = mSession.getAllApps();
int count = 0;
for (ApplicationsState.AppEntry entry : allApps) {
if (!ApplicationsState.FILTER_DOWNLOADED_AND_LAUNCHER.filterApp(entry)) {
continue;
}
if (entry.extraInfo instanceof DataUsageState
&& ((DataUsageState) entry.extraInfo).isDataSaverWhitelisted) {
count++;
}
}
mPreference.setSummary(mContext.getResources().getQuantityString(
R.plurals.special_access_summary, count, count));
}
@Override
public void onRunningStateChanged(boolean running) {
}
@Override
public void onPackageListChanged() {
}
@Override
public void onRebuildComplete(ArrayList<ApplicationsState.AppEntry> apps) {
}
@Override
public void onPackageIconChanged() {
}
@Override
public void onPackageSizeChanged(String packageName) {
}
@Override
public void onAllSizesComputed() {
}
@Override
public void onLauncherInfoChanged() {
}
@Override
public void onLoadEntriesCompleted() {
}
}