| // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| library logging_page; |
| |
| import 'dart:async'; |
| import 'dart:html'; |
| import 'package:logging/logging.dart'; |
| import 'package:observatory/models.dart' as M; |
| import 'package:observatory/src/elements/helpers/nav_bar.dart'; |
| import 'package:observatory/src/elements/helpers/nav_menu.dart'; |
| import 'package:observatory/src/elements/helpers/rendering_scheduler.dart'; |
| import 'package:observatory/src/elements/helpers/tag.dart'; |
| import 'package:observatory/src/elements/logging_list.dart'; |
| import 'package:observatory/src/elements/nav/class_menu.dart'; |
| import 'package:observatory/src/elements/nav/isolate_menu.dart'; |
| import 'package:observatory/src/elements/nav/notify.dart'; |
| import 'package:observatory/src/elements/nav/refresh.dart'; |
| import 'package:observatory/src/elements/nav/top_menu.dart'; |
| import 'package:observatory/src/elements/nav/vm_menu.dart'; |
| import 'package:observatory/src/elements/view_footer.dart'; |
| |
| class LoggingPageElement extends CustomElement implements Renderable { |
| static const tag = |
| const Tag<LoggingPageElement>('logging-page', dependencies: const [ |
| LoggingListElement.tag, |
| NavClassMenuElement.tag, |
| NavTopMenuElement.tag, |
| NavVMMenuElement.tag, |
| NavIsolateMenuElement.tag, |
| NavRefreshElement.tag, |
| NavNotifyElement.tag, |
| ViewFooterElement.tag |
| ]); |
| |
| RenderingScheduler<LoggingPageElement> _r; |
| |
| Stream<RenderedEvent<LoggingPageElement>> get onRendered => _r.onRendered; |
| |
| M.VM _vm; |
| M.IsolateRef _isolate; |
| M.EventRepository _events; |
| M.NotificationRepository _notifications; |
| Level _level = Level.ALL; |
| |
| M.VMRef get vm => _vm; |
| M.IsolateRef get isolate => _isolate; |
| M.NotificationRepository get notifications => _notifications; |
| |
| factory LoggingPageElement(M.VM vm, M.IsolateRef isolate, |
| M.EventRepository events, M.NotificationRepository notifications, |
| {RenderingQueue queue}) { |
| assert(vm != null); |
| assert(isolate != null); |
| assert(events != null); |
| assert(notifications != null); |
| LoggingPageElement e = new LoggingPageElement.created(); |
| e._r = new RenderingScheduler<LoggingPageElement>(e, queue: queue); |
| e._vm = vm; |
| e._isolate = isolate; |
| e._events = events; |
| e._notifications = notifications; |
| return e; |
| } |
| |
| LoggingPageElement.created() : super.created(tag); |
| |
| @override |
| attached() { |
| super.attached(); |
| _r.enable(); |
| } |
| |
| @override |
| detached() { |
| super.detached(); |
| _r.disable(notify: true); |
| children = <Element>[]; |
| } |
| |
| LoggingListElement _logs; |
| |
| void render() { |
| _logs = _logs ?? new LoggingListElement(_isolate, _events); |
| _logs.level = _level; |
| children = <Element>[ |
| navBar(<Element>[ |
| new NavTopMenuElement(queue: _r.queue).element, |
| new NavVMMenuElement(_vm, _events, queue: _r.queue).element, |
| new NavIsolateMenuElement(_isolate, _events, queue: _r.queue).element, |
| navMenu('logging'), |
| (new NavRefreshElement(label: 'clear', queue: _r.queue) |
| ..onRefresh.listen((e) async { |
| e.element.disabled = true; |
| _logs = null; |
| _r.dirty(); |
| })) |
| .element, |
| new NavNotifyElement(_notifications, queue: _r.queue).element |
| ]), |
| new DivElement() |
| ..classes = ['content-centered-big'] |
| ..children = <Element>[ |
| new HeadingElement.h2()..text = 'Logging', |
| new SpanElement()..text = 'Show messages with severity ', |
| _createLevelSelector(), |
| new HRElement(), |
| _logs.element |
| ] |
| ]; |
| } |
| |
| Element _createLevelSelector() { |
| var s = new SelectElement() |
| ..value = _level.name |
| ..children = Level.LEVELS.map((level) { |
| return new OptionElement(value: level.name, selected: _level == level) |
| ..text = level.name; |
| }).toList(growable: false); |
| s.onChange.listen((_) { |
| _level = Level.LEVELS[s.selectedIndex]; |
| _r.dirty(); |
| }); |
| return s; |
| } |
| } |