1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *      http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 package com.android.settings.fuelgauge;
17 
18 import android.content.Context;
19 import android.provider.Settings;
20 
21 import androidx.preference.Preference;
22 import androidx.preference.SwitchPreference;
23 
24 import com.android.settings.core.BasePreferenceController;
25 import com.android.settings.overlay.FeatureFactory;
26 
27 /**
28  * Controller to change and update the auto restriction toggle
29  */
30 public class AutoRestrictionPreferenceController extends BasePreferenceController implements
31         Preference.OnPreferenceChangeListener {
32     private static final String KEY_SMART_BATTERY = "auto_restriction";
33     private static final int ON = 1;
34     private static final int OFF = 0;
35     private PowerUsageFeatureProvider mPowerUsageFeatureProvider;
36 
AutoRestrictionPreferenceController(Context context)37     public AutoRestrictionPreferenceController(Context context) {
38         super(context, KEY_SMART_BATTERY);
39         mPowerUsageFeatureProvider = FeatureFactory.getFactory(
40                 context).getPowerUsageFeatureProvider(context);
41     }
42 
43     @Override
getAvailabilityStatus()44     public int getAvailabilityStatus() {
45         return mPowerUsageFeatureProvider.isSmartBatterySupported()
46                 ? UNSUPPORTED_ON_DEVICE
47                 : AVAILABLE;
48     }
49 
50     @Override
updateState(Preference preference)51     public void updateState(Preference preference) {
52         super.updateState(preference);
53         final boolean smartBatteryOn = Settings.Global.getInt(mContext.getContentResolver(),
54                 Settings.Global.APP_AUTO_RESTRICTION_ENABLED, ON) == ON;
55         ((SwitchPreference) preference).setChecked(smartBatteryOn);
56     }
57 
58     @Override
onPreferenceChange(Preference preference, Object newValue)59     public boolean onPreferenceChange(Preference preference, Object newValue) {
60         final boolean smartBatteryOn = (Boolean) newValue;
61         Settings.Global.putInt(mContext.getContentResolver(),
62                 Settings.Global.APP_AUTO_RESTRICTION_ENABLED,
63                 smartBatteryOn ? ON : OFF);
64         return true;
65     }
66 }
67