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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 import 'dart:html'; | 5 import 'dart:html'; |
6 import 'dart:async'; | 6 import 'dart:async'; |
7 import 'package:observatory/models.dart' as M; | 7 import 'package:observatory/models.dart' as M; |
8 import 'package:observatory/src/elements/curly_block.dart'; | 8 import 'package:observatory/src/elements/curly_block.dart'; |
9 import 'package:observatory/src/elements/instance_ref.dart'; | 9 import 'package:observatory/src/elements/instance_ref.dart'; |
10 import 'package:observatory/src/elements/helpers/any_ref.dart'; | 10 import 'package:observatory/src/elements/helpers/any_ref.dart'; |
11 import 'package:observatory/src/elements/helpers/rendering_scheduler.dart'; | 11 import 'package:observatory/src/elements/helpers/rendering_scheduler.dart'; |
12 import 'package:observatory/src/elements/helpers/tag.dart'; | 12 import 'package:observatory/src/elements/helpers/tag.dart'; |
13 | 13 |
14 class StronglyReachableInstancesElement extends HtmlElement | 14 class StronglyReachableInstancesElement extends HtmlElement |
15 implements Renderable { | 15 implements Renderable { |
16 static const tag = const Tag<StronglyReachableInstancesElement>( | 16 static const tag = const Tag<StronglyReachableInstancesElement>( |
17 'strongly-reachable-instances', | 17 'strongly-reachable-instances', |
18 dependencies: const [ | 18 dependencies: const [CurlyBlockElement.tag, InstanceRefElement.tag]); |
19 CurlyBlockElement.tag, | |
20 InstanceRefElement.tag | |
21 ]); | |
22 | 19 |
23 RenderingScheduler<StronglyReachableInstancesElement> _r; | 20 RenderingScheduler<StronglyReachableInstancesElement> _r; |
24 | 21 |
25 Stream<RenderedEvent<StronglyReachableInstancesElement>> get onRendered => | 22 Stream<RenderedEvent<StronglyReachableInstancesElement>> get onRendered => |
26 _r.onRendered; | 23 _r.onRendered; |
27 | 24 |
28 M.IsolateRef _isolate; | 25 M.IsolateRef _isolate; |
29 M.ClassRef _cls; | 26 M.ClassRef _cls; |
30 M.StronglyReachableInstancesRepository _stronglyReachableInstances; | 27 M.StronglyReachableInstancesRepository _stronglyReachableInstances; |
31 M.InstanceRepository _instances; | 28 M.InstanceRepository _instances; |
32 M.InstanceSet _result; | 29 M.InstanceSet _result; |
33 bool _expanded = false; | 30 bool _expanded = false; |
34 | 31 |
35 M.IsolateRef get isolate => _isolate; | 32 M.IsolateRef get isolate => _isolate; |
36 M.ClassRef get cls => _cls; | 33 M.ClassRef get cls => _cls; |
37 | 34 |
38 factory StronglyReachableInstancesElement(M.IsolateRef isolate, | 35 factory StronglyReachableInstancesElement( |
| 36 M.IsolateRef isolate, |
39 M.ClassRef cls, | 37 M.ClassRef cls, |
40 M.StronglyReachableInstancesRepository stronglyReachable, | 38 M.StronglyReachableInstancesRepository stronglyReachable, |
41 M.InstanceRepository instances, | 39 M.InstanceRepository instances, |
42 {RenderingQueue queue}) { | 40 {RenderingQueue queue}) { |
43 assert(isolate != null); | 41 assert(isolate != null); |
44 assert(cls != null); | 42 assert(cls != null); |
45 assert(stronglyReachable != null); | 43 assert(stronglyReachable != null); |
46 assert(instances != null); | 44 assert(instances != null); |
47 StronglyReachableInstancesElement e = document.createElement(tag.name); | 45 StronglyReachableInstancesElement e = document.createElement(tag.name); |
48 e._r = new RenderingScheduler(e, queue: queue); | 46 e._r = new RenderingScheduler(e, queue: queue); |
(...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
82 } | 80 } |
83 | 81 |
84 Future _refresh() async { | 82 Future _refresh() async { |
85 _result = null; | 83 _result = null; |
86 _result = await _stronglyReachableInstances.get(_isolate, _cls); | 84 _result = await _stronglyReachableInstances.get(_isolate, _cls); |
87 _r.dirty(); | 85 _r.dirty(); |
88 } | 86 } |
89 | 87 |
90 List<Element> _createContent() { | 88 List<Element> _createContent() { |
91 if (_result == null) { | 89 if (_result == null) { |
92 return [ | 90 return [new SpanElement()..text = 'Loading...']; |
93 new SpanElement()..text = 'Loading...' | |
94 ]; | |
95 } | 91 } |
96 final content = _result.samples.map((sample) => | 92 final content = _result.samples |
97 new DivElement() | 93 .map((sample) => new DivElement() |
98 ..children = [ | 94 ..children = [anyRef(_isolate, sample, _instances, queue: _r.queue)]) |
99 anyRef(_isolate, sample, _instances, queue: _r.queue) | 95 .toList(); |
100 ] | |
101 ).toList(); | |
102 content.add(new DivElement() | 96 content.add(new DivElement() |
103 ..children = ([] | 97 ..children = ([] |
104 ..addAll(_createShowMoreButton()) | 98 ..addAll(_createShowMoreButton()) |
105 ..add(new SpanElement()..text = ' of total ${_result.count}')) | 99 ..add(new SpanElement()..text = ' of total ${_result.count}'))); |
106 ); | |
107 return content; | 100 return content; |
108 } | 101 } |
109 | 102 |
110 List<Element> _createShowMoreButton() { | 103 List<Element> _createShowMoreButton() { |
111 final samples = _result.samples.toList(); | 104 final samples = _result.samples.toList(); |
112 if (samples.length == _result.count) { | 105 if (samples.length == _result.count) { |
113 return []; | 106 return []; |
114 } | 107 } |
115 final count = samples.length; | 108 final count = samples.length; |
116 final button = new ButtonElement() | 109 final button = new ButtonElement()..text = 'show next ${count}'; |
117 ..text = 'show next ${count}'; | |
118 button.onClick.listen((_) async { | 110 button.onClick.listen((_) async { |
119 button.disabled = true; | 111 button.disabled = true; |
120 _result = await _stronglyReachableInstances.get(_isolate, _cls, | 112 _result = await _stronglyReachableInstances.get(_isolate, _cls, |
121 limit: count * 2); | 113 limit: count * 2); |
122 _r.dirty(); | 114 _r.dirty(); |
123 }); | 115 }); |
124 return [button]; | 116 return [button]; |
125 } | 117 } |
126 } | 118 } |
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