/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.display;
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import static android.provider.Settings.System.SHOW_BATTERY_PERCENT;
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import android.content.Context;
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import android.provider.Settings;
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import androidx.preference.Preference;
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import androidx.preference.SwitchPreference;
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import com.android.internal.R;
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import com.android.settings.core.BasePreferenceController;
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import com.android.settings.core.PreferenceControllerMixin;
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/**
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* A controller to manage the switch for showing battery percentage in the status bar.
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*/
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public class BatteryPercentagePreferenceController extends BasePreferenceController implements
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PreferenceControllerMixin, Preference.OnPreferenceChangeListener {
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public BatteryPercentagePreferenceController(Context context, String preferenceKey) {
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super(context, preferenceKey);
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}
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@Override
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public int getAvailabilityStatus() {
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return mContext.getResources().getBoolean(
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R.bool.config_battery_percentage_setting_available) ? AVAILABLE
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: UNSUPPORTED_ON_DEVICE;
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}
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@Override
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public void updateState(Preference preference) {
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int setting = Settings.System.getInt(mContext.getContentResolver(),
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SHOW_BATTERY_PERCENT, 0);
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((SwitchPreference) preference).setChecked(setting == 1);
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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boolean showPercentage = (Boolean) newValue;
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Settings.System.putInt(mContext.getContentResolver(), SHOW_BATTERY_PERCENT,
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showPercentage ? 1 : 0);
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return true;
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}
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}
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