| <!DOCTYPE html> |
| <!-- |
| Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| |
| <link rel="stylesheet" href="/extras/system_stats/system_stats_snapshot_view.css"> |
| <link rel="import" href="/core/analysis/object_snapshot_view.html"> |
| <link rel="import" href="/base/units/util.html"> |
| |
| <script> |
| 'use strict'; |
| |
| tr.exportTo('tr.e.system_stats', function() { |
| /* |
| * Displays a system stats snapshot in a human readable form. @constructor |
| */ |
| var SystemStatsSnapshotView = tr.b.ui.define('system-stats-snapshot-view', |
| tr.c.analysis.ObjectSnapshotView); |
| |
| SystemStatsSnapshotView.prototype = { |
| __proto__: tr.c.analysis.ObjectSnapshotView.prototype, |
| |
| decorate: function() { |
| this.classList.add('system-stats-snapshot-view'); |
| }, |
| |
| updateContents: function() { |
| var snapshot = this.objectSnapshot_; |
| if (!snapshot || !snapshot.getStats()) { |
| this.textContent = 'No system stats snapshot found.'; |
| return; |
| } |
| // Clear old snapshot view. |
| this.textContent = ''; |
| |
| var stats = snapshot.getStats(); |
| this.appendChild(this.buildList_(stats)); |
| }, |
| |
| isFloat: function(n) { |
| return typeof n === 'number' && n % 1 !== 0; |
| }, |
| |
| /** |
| * Creates nested lists. |
| * |
| * @param {Object} stats The current trace system stats entry. |
| * @return {Element} A ul list element. |
| */ |
| buildList_: function(stats) { |
| var statList = document.createElement('ul'); |
| |
| for (var statName in stats) { |
| var statText = document.createElement('li'); |
| statText.textContent = '' + statName + ': '; |
| statList.appendChild(statText); |
| |
| if (stats[statName] instanceof Object) { |
| statList.appendChild(this.buildList_(stats[statName])); |
| } else { |
| if (this.isFloat(stats[statName])) |
| statText.textContent += stats[statName].toFixed(2); |
| else |
| statText.textContent += stats[statName]; |
| } |
| } |
| |
| return statList; |
| } |
| }; |
| |
| tr.c.analysis.ObjectSnapshotView.register( |
| SystemStatsSnapshotView, |
| {typeName: 'base::TraceEventSystemStatsMonitor::SystemStats'}); |
| |
| return { |
| SystemStatsSnapshotView: SystemStatsSnapshotView |
| }; |
| |
| }); |
| </script> |