106dc459e0
It takes 3-4 seconds to load the battery settings page in Ryu. Main reason is that it takes too long to init BatteryStatsHelper. This cl moves loading code to AsyncLoader, and we will refresh ui once the loading part is finished. Following cl will add animation for the battery header to make it not so janky Bug: 37196170 Test: RunSettingsRoboTest Change-Id: I40dfdde4a072e28a56c8fdf0ec6d671b5109fc6d
61 lines
1.9 KiB
Java
61 lines
1.9 KiB
Java
/*
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* Copyright (C) 2017 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 android.os.BatteryStats;
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import android.os.Bundle;
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import android.os.UserManager;
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import android.support.annotation.VisibleForTesting;
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import com.android.internal.os.BatteryStatsHelper;
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import com.android.settings.utils.AsyncLoader;
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/**
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* Loader to get new {@link BatteryStatsHelper} in the background
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*/
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public class BatteryStatsHelperLoader extends AsyncLoader<BatteryStatsHelper> {
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@VisibleForTesting
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UserManager mUserManager;
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private Bundle mBundle;
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public BatteryStatsHelperLoader(Context context, Bundle bundle) {
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super(context);
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mBundle = bundle;
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mUserManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
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}
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@Override
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public BatteryStatsHelper loadInBackground() {
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final BatteryStatsHelper statsHelper = new BatteryStatsHelper(getContext(), true);
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initBatteryStatsHelper(statsHelper);
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return statsHelper;
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}
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@Override
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protected void onDiscardResult(BatteryStatsHelper result) {
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}
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@VisibleForTesting
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void initBatteryStatsHelper(BatteryStatsHelper statsHelper) {
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statsHelper.create(mBundle);
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statsHelper.refreshStats(BatteryStats.STATS_SINCE_CHARGED, mUserManager.getUserProfiles());
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}
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}
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