| /* |
| * 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.batterysaver; |
| |
| import android.content.Context; |
| import android.provider.Settings; |
| import androidx.annotation.VisibleForTesting; |
| import androidx.preference.Preference; |
| |
| import com.android.settings.core.TogglePreferenceController; |
| import com.android.settingslib.fuelgauge.BatterySaverUtils; |
| |
| /** |
| * Controller that update whether to turn on battery saver automatically |
| */ |
| public class AutoBatterySaverPreferenceController extends TogglePreferenceController implements |
| Preference.OnPreferenceChangeListener { |
| |
| /** |
| * Default value for {@link Settings.Global#LOW_POWER_MODE_TRIGGER_LEVEL}. |
| */ |
| static final int DEFAULT_TRIGGER_LEVEL = 0; |
| |
| /** |
| * The default value to set to {@link Settings.Global#LOW_POWER_MODE_TRIGGER_LEVEL} when the |
| * user enables battery saver. |
| */ |
| private final int mDefaultTriggerLevelForOn; |
| |
| @VisibleForTesting |
| static final String KEY_AUTO_BATTERY_SAVER = "auto_battery_saver"; |
| |
| public AutoBatterySaverPreferenceController(Context context) { |
| super(context, KEY_AUTO_BATTERY_SAVER); |
| mDefaultTriggerLevelForOn = mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_lowBatteryWarningLevel); |
| } |
| |
| @Override |
| public int getAvailabilityStatus() { |
| return AVAILABLE; |
| } |
| |
| @Override |
| public boolean isChecked() { |
| return Settings.Global.getInt(mContext.getContentResolver(), |
| Settings.Global.LOW_POWER_MODE_TRIGGER_LEVEL, DEFAULT_TRIGGER_LEVEL) != 0; |
| } |
| |
| @Override |
| public boolean setChecked(boolean isChecked) { |
| BatterySaverUtils.setAutoBatterySaverTriggerLevel(mContext, |
| isChecked ? mDefaultTriggerLevelForOn : 0); |
| return true; |
| } |
| } |