trace_viewer.html - Android社区 - https://www.androidos.net.cn/

<!DOCTYPE html>
<html>
<!--
Copyright (c) 2015 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.
-->
<head>
<title>Perf Insights Trace Viewer</title>
<meta charset='utf-8'>

<script src="/components/webcomponentsjs/webcomponents.js"></script>

<link rel="import" href="/components/polymer/polymer.html">
<link rel="import" href="/tracing/base/xhr.html">
<link rel="import" href="/tracing/base/timing.html">
<link rel="import" href="/tracing/importer/import.html">
<link rel="import" href="/tracing/ui/extras/full_config.html">
<link rel="import" href="/tracing/ui/timeline_view.html">

<style>
  html,
  body {
    height: 100%;
  }

  body {
    -webkit-flex-direction: column;
    display: -webkit-flex;
    margin: 0;
    padding: 0;
  }

  body > tr-ui-timeline-view {
    -webkit-flex: 1 1 auto;
    min-height: 0;
  }
  body > tr-ui-timeline-view:focus {
    outline: none;
  }
</style>
</head>
<body>
  <tr-ui-timeline-view>
    <track-view-container id='track_view_container'></track-view-container>
  </tr-ui-timeline-view>

  <script>
  'use strict';

  var timelineViewEl;

  function loadTrace(filename) {
    var p = new tr.b.TimedNamedPromise('loadTrace', function(resolve) {
      resolve(tr.b.getAsync(filename));
    });
    p.then(createViewFromTrace.bind(this),
        tr.showPanic.bind(this, 'Couldn\'t load trace.', filename));
  }

  function createViewFromTrace(trace) {
    var m = new tr.Model();
    var i = new tr.importer.Import(m);
    var p = i.importTracesWithProgressDialog([trace]);

    p.then(
      function() {
        timelineViewEl.model = m;
        timelineViewEl.updateDocumentFavicon();
        timelineViewEl.globalMode = true;
        timelineViewEl.viewTitle = '';
      },
      function(err) {
        var overlay = new tr.ui.b.Overlay();
        overlay.textContent = tr.b.normalizeException(err).message;
        overlay.title = 'Import error';
        overlay.visible = true;
      });
  }

  function reload() {
    loadTrace(window.location.hash.substr(1));
  }

  window.addEventListener('hashchange', reload);

  function onLoad() {
    timelineViewEl = document.querySelector('tr-ui-timeline-view');
    timelineViewEl.globalMode = true;
    reload();
  }
  window.addEventListener('load', onLoad);
  </script>
</body>
</html>