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/*
* Copyright (C) 2018 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.fuelgauge.batterytip;
import android.app.AppOpsManager;
import android.content.Context;
import android.os.UserManager;
import android.provider.Settings;
import android.support.annotation.VisibleForTesting;
import android.support.v7.preference.Preference;
import com.android.settings.R;
import com.android.settings.core.BasePreferenceController;
import com.android.settings.fuelgauge.PowerUsageFeatureProvider;
import com.android.settings.overlay.FeatureFactory;
/**
* Preference controller to control the battery manager
*/
public class BatteryManagerPreferenceController extends BasePreferenceController {
private static final String KEY_BATTERY_MANAGER = "smart_battery_manager";
private static final int ON = 1;
private PowerUsageFeatureProvider mPowerUsageFeatureProvider;
private AppOpsManager mAppOpsManager;
private UserManager mUserManager;
public BatteryManagerPreferenceController(Context context) {
super(context, KEY_BATTERY_MANAGER);
mPowerUsageFeatureProvider = FeatureFactory.getFactory(
context).getPowerUsageFeatureProvider(context);
mAppOpsManager = context.getSystemService(AppOpsManager.class);
mUserManager = context.getSystemService(UserManager.class);
}
@Override
public int getAvailabilityStatus() {
return AVAILABLE;
}
@Override
public void updateState(Preference preference) {
super.updateState(preference);
final int num = BatteryTipUtils.getRestrictedAppsList(mAppOpsManager, mUserManager).size();
final String setting = mPowerUsageFeatureProvider.isSmartBatterySupported()
? Settings.Global.APP_STANDBY_ENABLED
: Settings.Global.APP_AUTO_RESTRICTION_ENABLED;
final boolean featureOn =
Settings.Global.getInt(mContext.getContentResolver(), setting, ON) == ON;
updateSummary(preference, featureOn, num);
}
@VisibleForTesting
void updateSummary(Preference preference, boolean featureOn, int num) {
if (num > 0) {
preference.setSummary(mContext.getResources().getQuantityString(
R.plurals.battery_manager_app_restricted, num, num));
} else if (featureOn) {
preference.setSummary(R.string.battery_manager_on);
} else {
preference.setSummary(R.string.battery_manager_off);
}
}
}
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