1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.settings.applications; 17 18 import android.content.Context; 19 import android.os.Bundle; 20 import android.preference.Preference; 21 import android.preference.Preference.OnPreferenceClickListener; 22 import android.text.TextUtils; 23 import android.text.format.Formatter; 24 import android.text.format.Formatter.BytesResult; 25 import android.widget.TextView; 26 27 import com.android.internal.logging.MetricsLogger; 28 import com.android.settings.R; 29 import com.android.settings.Utils; 30 import com.android.settings.applications.ProcStatsData.MemInfo; 31 32 public class ProcessStatsSummary extends ProcessStatsBase implements OnPreferenceClickListener { 33 34 private static final String KEY_STATUS_HEADER = "status_header"; 35 36 private static final String KEY_PERFORMANCE = "performance"; 37 private static final String KEY_TOTAL_MEMORY = "total_memory"; 38 private static final String KEY_AVERAGY_USED = "average_used"; 39 private static final String KEY_FREE = "free"; 40 private static final String KEY_APP_LIST = "apps_list"; 41 42 private LinearColorBar mColors; 43 private LayoutPreference mHeader; 44 private TextView mMemStatus; 45 46 private Preference mPerformance; 47 private Preference mTotalMemory; 48 private Preference mAverageUsed; 49 private Preference mFree; 50 private Preference mAppListPreference; 51 52 @Override onCreate(Bundle icicle)53 public void onCreate(Bundle icicle) { 54 super.onCreate(icicle); 55 56 addPreferencesFromResource(R.xml.process_stats_summary); 57 mHeader = (LayoutPreference) findPreference(KEY_STATUS_HEADER); 58 mMemStatus = (TextView) mHeader.findViewById(R.id.memory_state); 59 mColors = (LinearColorBar) mHeader.findViewById(R.id.color_bar); 60 61 mPerformance = findPreference(KEY_PERFORMANCE); 62 mTotalMemory = findPreference(KEY_TOTAL_MEMORY); 63 mAverageUsed = findPreference(KEY_AVERAGY_USED); 64 mFree = findPreference(KEY_FREE); 65 mAppListPreference = findPreference(KEY_APP_LIST); 66 mAppListPreference.setOnPreferenceClickListener(this); 67 } 68 69 @Override refreshUi()70 public void refreshUi() { 71 Context context = getContext(); 72 int memColor = context.getColor(R.color.running_processes_apps_ram); 73 mColors.setColors(memColor, memColor, context.getColor(R.color.running_processes_free_ram)); 74 75 MemInfo memInfo = mStatsManager.getMemInfo(); 76 77 double usedRam = memInfo.realUsedRam; 78 double totalRam = memInfo.realTotalRam; 79 double freeRam = memInfo.realFreeRam; 80 BytesResult usedResult = Formatter.formatBytes(context.getResources(), (long) usedRam, 81 Formatter.FLAG_SHORTER); 82 String totalString = Formatter.formatShortFileSize(context, (long) totalRam); 83 String freeString = Formatter.formatShortFileSize(context, (long) freeRam); 84 CharSequence memString; 85 CharSequence[] memStatesStr = getResources().getTextArray(R.array.ram_states); 86 int memState = mStatsManager.getMemState(); 87 if (memState >= 0 && memState < memStatesStr.length - 1) { 88 memString = memStatesStr[memState]; 89 } else { 90 memString = memStatesStr[memStatesStr.length - 1]; 91 } 92 mMemStatus.setText(TextUtils.expandTemplate(getText(R.string.storage_size_large), 93 usedResult.value, usedResult.units)); 94 float usedRatio = (float)(usedRam / (freeRam + usedRam)); 95 mColors.setRatios(usedRatio, 0, 1 - usedRatio); 96 97 mPerformance.setSummary(memString); 98 mTotalMemory.setSummary(totalString); 99 mAverageUsed.setSummary(Utils.formatPercentage((long) usedRam, (long) totalRam)); 100 mFree.setSummary(freeString); 101 String durationString = getString(sDurationLabels[mDurationIndex]); 102 int numApps = mStatsManager.getEntries().size(); 103 mAppListPreference.setSummary(getResources().getQuantityString( 104 R.plurals.memory_usage_apps_summary, numApps, numApps, durationString)); 105 } 106 107 @Override getMetricsCategory()108 protected int getMetricsCategory() { 109 return MetricsLogger.PROCESS_STATS_SUMMARY; 110 } 111 112 @Override onPreferenceClick(Preference preference)113 public boolean onPreferenceClick(Preference preference) { 114 if (preference == mAppListPreference) { 115 Bundle args = new Bundle(); 116 args.putBoolean(ARG_TRANSFER_STATS, true); 117 args.putInt(ARG_DURATION_INDEX, mDurationIndex); 118 mStatsManager.xferStats(); 119 startFragment(this, ProcessStatsUi.class.getName(), R.string.app_list_memory_use, 0, 120 args); 121 return true; 122 } 123 return false; 124 } 125 126 } 127