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 */ 17 18 package com.android.settings.fuelgauge; 19 20 import android.content.Context; 21 import android.provider.Settings; 22 import android.support.v14.preference.SwitchPreference; 23 import android.support.v7.preference.Preference; 24 import android.text.TextUtils; 25 26 import com.android.settings.core.BasePreferenceController; 27 import com.android.settings.overlay.FeatureFactory; 28 29 /** 30 * Controller to change and update the smart battery toggle 31 */ 32 public class SmartBatteryPreferenceController extends BasePreferenceController implements 33 Preference.OnPreferenceChangeListener { 34 private static final String KEY_SMART_BATTERY = "smart_battery"; 35 private static final int ON = 1; 36 private static final int OFF = 0; 37 private PowerUsageFeatureProvider mPowerUsageFeatureProvider; 38 SmartBatteryPreferenceController(Context context)39 public SmartBatteryPreferenceController(Context context) { 40 super(context, KEY_SMART_BATTERY); 41 mPowerUsageFeatureProvider = FeatureFactory.getFactory(context) 42 .getPowerUsageFeatureProvider(context); 43 } 44 45 @Override getAvailabilityStatus()46 public int getAvailabilityStatus() { 47 return mPowerUsageFeatureProvider.isSmartBatterySupported() 48 ? AVAILABLE 49 : UNSUPPORTED_ON_DEVICE; 50 } 51 52 @Override isSliceable()53 public boolean isSliceable() { 54 return TextUtils.equals(getPreferenceKey(), "smart_battery"); 55 } 56 57 @Override updateState(Preference preference)58 public void updateState(Preference preference) { 59 super.updateState(preference); 60 final boolean smartBatteryOn = Settings.Global.getInt(mContext.getContentResolver(), 61 Settings.Global.ADAPTIVE_BATTERY_MANAGEMENT_ENABLED, ON) == ON; 62 ((SwitchPreference) preference).setChecked(smartBatteryOn); 63 } 64 65 @Override onPreferenceChange(Preference preference, Object newValue)66 public boolean onPreferenceChange(Preference preference, Object newValue) { 67 final boolean smartBatteryOn = (Boolean) newValue; 68 Settings.Global.putInt(mContext.getContentResolver(), 69 Settings.Global.ADAPTIVE_BATTERY_MANAGEMENT_ENABLED, smartBatteryOn ? ON : OFF); 70 return true; 71 } 72 } 73