de117046ad
Reordered all imports according to Android codestyle. Test: rebuild Change-Id: I750f01f70f2114d51838bf652833aebdc4065c98
84 lines
2.9 KiB
Java
84 lines
2.9 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.development;
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import android.content.Context;
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import android.text.format.Formatter;
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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.applications.ProcStatsData;
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import com.android.settings.applications.ProcessStatsBase;
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import com.android.settings.core.PreferenceControllerMixin;
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import com.android.settingslib.development.DeveloperOptionsPreferenceController;
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import com.android.settingslib.utils.ThreadUtils;
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public class MemoryUsagePreferenceController extends DeveloperOptionsPreferenceController implements
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PreferenceControllerMixin {
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private static final String MEMORY_USAGE_KEY = "memory";
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private ProcStatsData mProcStatsData;
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public MemoryUsagePreferenceController(Context context) {
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super(context);
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}
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@Override
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public String getPreferenceKey() {
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return MEMORY_USAGE_KEY;
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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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mProcStatsData = getProcStatsData();
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setDuration();
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}
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@Override
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public void updateState(Preference preference) {
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// This is posted on the background thread to speed up fragment launch time for dev options
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// mProcStasData.refreshStats(true) takes ~20ms to run.
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ThreadUtils.postOnBackgroundThread(() -> {
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mProcStatsData.refreshStats(true);
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final ProcStatsData.MemInfo memInfo = mProcStatsData.getMemInfo();
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final String usedResult = Formatter.formatShortFileSize(mContext,
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(long) memInfo.realUsedRam);
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final String totalResult = Formatter.formatShortFileSize(mContext,
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(long) memInfo.realTotalRam);
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ThreadUtils.postOnMainThread(
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() -> mPreference.setSummary(mContext.getString(R.string.memory_summary,
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usedResult, totalResult)));
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});
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}
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@VisibleForTesting
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void setDuration() {
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mProcStatsData.setDuration(ProcessStatsBase.sDurations[0] /* 3 hours */);
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}
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@VisibleForTesting
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ProcStatsData getProcStatsData() {
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return new ProcStatsData(mContext, false);
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}
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}
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