src/third_party/trace-viewer/src/tracing/analysis/object_instance_view.js

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 'use strict';
   6
   7 tvcm.require('tvcm.ui');
   8
   9 tvcm.exportTo('tracing.analysis', function() {
  10   var ObjectInstanceView = tvcm.ui.define('object-instance-view');
  11
  12   ObjectInstanceView.prototype = {
  13     __proto__: HTMLDivElement.prototype,
  14
  15     decorate: function() {
  16       this.objectInstance_ = undefined;
  17     },
  18
  19     get requiresTallView() {
  20       return true;
  21     },
  22
  23     set modelEvent(obj) {
  24       this.objectInstance = obj;
  25     },
  26
  27     get modelEvent() {
  28       return this.objectInstance;
  29     },
  30
  31     get objectInstance() {
  32       return this.objectInstance_;
  33     },
  34
  35     set objectInstance(i) {
  36       this.objectInstance_ = i;
  37       this.updateContents();
  38     },
  39
  40     updateContents: function() {
  41       throw new Error('Not implemented');
  42     }
  43   };
  44
  45   ObjectInstanceView.typeNameToViewInfoMap = {};
  46   ObjectInstanceView.register = function(typeName,
  47                                          viewConstructor,
  48                                          opt_options) {
  49     if (ObjectInstanceView.typeNameToViewInfoMap[typeName])
  50       throw new Error('Handler already registerd for ' + typeName);
  51     var options = opt_options || {
  52       showInTrackView: true
  53     };
  54     ObjectInstanceView.typeNameToViewInfoMap[typeName] = {
  55       constructor: viewConstructor,
  56       options: options
  57     };
  58   };
  59
  60   ObjectInstanceView.unregister = function(typeName) {
  61     if (ObjectInstanceView.typeNameToViewInfoMap[typeName] === undefined)
  62       throw new Error(typeName + ' not registered');
  63     delete ObjectInstanceView.typeNameToViewInfoMap[typeName];
  64   };
  65
  66   ObjectInstanceView.getViewInfo = function(typeName) {
  67     return ObjectInstanceView.typeNameToViewInfoMap[typeName];
  68   };
  69
  70
  71   return {
  72     ObjectInstanceView: ObjectInstanceView
  73   };
  74 });