5a347494d2
This change is to update the related UI in the battery page if the battery is not present. This includes the following updates: 1. Update the summary of battery tile in the Settings homepage 2. Replace the battery level with "Unknown" 3. Replace the summary with help message in the battery page 4. Remove the battery meter icon Bug: 171368508 Test: verify on an issue device Change-Id: I892e0d137143160a0bce0c11ce9265120ebb8fd4 Merged-In: I892e0d137143160a0bce0c11ce9265120ebb8fd4
102 lines
3.5 KiB
Java
102 lines
3.5 KiB
Java
/*
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* Copyright (C) 2018 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.fuelgauge;
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import android.content.Context;
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import androidx.annotation.VisibleForTesting;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceScreen;
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import com.android.settings.R;
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import com.android.settings.core.BasePreferenceController;
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import com.android.settingslib.core.lifecycle.LifecycleObserver;
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import com.android.settingslib.core.lifecycle.events.OnStart;
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import com.android.settingslib.core.lifecycle.events.OnStop;
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public class TopLevelBatteryPreferenceController extends BasePreferenceController implements
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LifecycleObserver, OnStart, OnStop {
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@VisibleForTesting
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boolean mIsBatteryPresent = true;
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private final BatteryBroadcastReceiver mBatteryBroadcastReceiver;
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private Preference mPreference;
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private BatteryInfo mBatteryInfo;
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public TopLevelBatteryPreferenceController(Context context, String preferenceKey) {
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super(context, preferenceKey);
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mBatteryBroadcastReceiver = new BatteryBroadcastReceiver(mContext);
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mBatteryBroadcastReceiver.setBatteryChangedListener(type -> {
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if (type == BatteryBroadcastReceiver.BatteryUpdateType.BATTERY_NOT_PRESENT) {
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mIsBatteryPresent = false;
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}
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BatteryInfo.getBatteryInfo(mContext, info -> {
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mBatteryInfo = info;
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updateState(mPreference);
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}, true /* shortString */);
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});
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}
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@Override
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public int getAvailabilityStatus() {
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return mContext.getResources().getBoolean(R.bool.config_show_top_level_battery)
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? AVAILABLE : UNSUPPORTED_ON_DEVICE;
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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mPreference = screen.findPreference(getPreferenceKey());
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}
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@Override
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public void onStart() {
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mBatteryBroadcastReceiver.register();
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}
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@Override
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public void onStop() {
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mBatteryBroadcastReceiver.unRegister();
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}
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@Override
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public CharSequence getSummary() {
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// Display help message if battery is not present.
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if (!mIsBatteryPresent) {
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return mContext.getText(R.string.battery_missing_message);
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}
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return getDashboardLabel(mContext, mBatteryInfo);
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}
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static CharSequence getDashboardLabel(Context context, BatteryInfo info) {
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if (info == null || context == null) {
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return null;
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}
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CharSequence label;
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if (!info.discharging && info.chargeLabel != null) {
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label = info.chargeLabel;
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} else if (info.remainingLabel == null) {
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label = info.batteryPercentString;
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} else {
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label = context.getString(R.string.power_remaining_settings_home_page,
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info.batteryPercentString,
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info.remainingLabel);
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}
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return label;
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}
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}
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