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/*
* Copyright (C) 2015 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.applications;
import android.app.settings.SettingsEnums;
import android.content.Context;
import android.os.Bundle;
import android.text.format.Formatter;
import android.text.format.Formatter.BytesResult;
import androidx.preference.Preference;
import androidx.preference.Preference.OnPreferenceClickListener;
import com.android.settings.R;
import com.android.settings.SummaryPreference;
import com.android.settings.Utils;
import com.android.settings.applications.ProcStatsData.MemInfo;
import com.android.settings.core.SubSettingLauncher;
public class ProcessStatsSummary extends ProcessStatsBase implements OnPreferenceClickListener {
private static final String KEY_STATUS_HEADER = "status_header";
private static final String KEY_PERFORMANCE = "performance";
private static final String KEY_TOTAL_MEMORY = "total_memory";
private static final String KEY_AVERAGY_USED = "average_used";
private static final String KEY_FREE = "free";
private static final String KEY_APP_LIST = "apps_list";
private SummaryPreference mSummaryPref;
private Preference mPerformance;
private Preference mTotalMemory;
private Preference mAverageUsed;
private Preference mFree;
private Preference mAppListPreference;
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
addPreferencesFromResource(R.xml.process_stats_summary);
mSummaryPref = (SummaryPreference) findPreference(KEY_STATUS_HEADER);
mPerformance = findPreference(KEY_PERFORMANCE);
mTotalMemory = findPreference(KEY_TOTAL_MEMORY);
mAverageUsed = findPreference(KEY_AVERAGY_USED);
mFree = findPreference(KEY_FREE);
mAppListPreference = findPreference(KEY_APP_LIST);
mAppListPreference.setOnPreferenceClickListener(this);
}
@Override
public void refreshUi() {
Context context = getContext();
MemInfo memInfo = mStatsManager.getMemInfo();
double usedRam = memInfo.realUsedRam;
double totalRam = memInfo.realTotalRam;
double freeRam = memInfo.realFreeRam;
BytesResult usedResult = Formatter.formatBytes(context.getResources(), (long) usedRam,
Formatter.FLAG_SHORTER);
String totalString = Formatter.formatShortFileSize(context, (long) totalRam);
String freeString = Formatter.formatShortFileSize(context, (long) freeRam);
CharSequence memString;
CharSequence[] memStatesStr = getResources().getTextArray(R.array.ram_states);
int memState = mStatsManager.getMemState();
if (memState >= 0 && memState < memStatesStr.length - 1) {
memString = memStatesStr[memState];
} else {
memString = memStatesStr[memStatesStr.length - 1];
}
mSummaryPref.setAmount(usedResult.value);
mSummaryPref.setUnits(usedResult.units);
float usedRatio = (float)(usedRam / (freeRam + usedRam));
mSummaryPref.setRatios(usedRatio, 0, 1 - usedRatio);
mPerformance.setSummary(memString);
mTotalMemory.setSummary(totalString);
mAverageUsed.setSummary(Utils.formatPercentage((long) usedRam, (long) totalRam));
mFree.setSummary(freeString);
String durationString = getString(sDurationLabels[mDurationIndex]);
int numApps = mStatsManager.getEntries().size();
mAppListPreference.setSummary(getResources().getQuantityString(
R.plurals.memory_usage_apps_summary, numApps, numApps, durationString));
}
@Override
public int getMetricsCategory() {
return SettingsEnums.PROCESS_STATS_SUMMARY;
}
@Override
public int getHelpResource() {
return R.string.help_uri_process_stats_summary;
}
@Override
public boolean onPreferenceClick(Preference preference) {
if (preference == mAppListPreference) {
final Bundle args = new Bundle();
args.putBoolean(ARG_TRANSFER_STATS, true);
args.putInt(ARG_DURATION_INDEX, mDurationIndex);
mStatsManager.xferStats();
new SubSettingLauncher(getContext())
.setDestination(ProcessStatsUi.class.getName())
.setTitleRes(R.string.memory_usage_apps)
.setArguments(args)
.setSourceMetricsCategory(getMetricsCategory())
.launch();
return true;
}
return false;
}
}