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Side by Side Diff: tools/dom/src/EventStreamProvider.dart

Issue 14251013: Rename unsubscribeOnError to cancelOnError. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 7 years, 8 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, 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 part of html; 5 part of html;
6 6
7 /** 7 /**
8 * Adapter for exposing DOM events as Dart streams. 8 * Adapter for exposing DOM events as Dart streams.
9 */ 9 */
10 class _EventStream<T extends Event> extends Stream<T> { 10 class _EventStream<T extends Event> extends Stream<T> {
11 final EventTarget _target; 11 final EventTarget _target;
12 final String _eventType; 12 final String _eventType;
13 final bool _useCapture; 13 final bool _useCapture;
14 14
15 _EventStream(this._target, this._eventType, this._useCapture); 15 _EventStream(this._target, this._eventType, this._useCapture);
16 16
17 // DOM events are inherently multi-subscribers. 17 // DOM events are inherently multi-subscribers.
18 Stream<T> asBroadcastStream() => this; 18 Stream<T> asBroadcastStream() => this;
19 bool get isBroadcast => true; 19 bool get isBroadcast => true;
20 20
21 StreamSubscription<T> listen(void onData(T event), 21 StreamSubscription<T> listen(void onData(T event),
22 { void onError(AsyncError error), 22 { void onError(AsyncError error),
23 void onDone(), 23 void onDone(),
24 bool unsubscribeOnError}) { 24 bool cancelOnError}) {
25 25
26 return new _EventStreamSubscription<T>( 26 return new _EventStreamSubscription<T>(
27 this._target, this._eventType, onData, this._useCapture); 27 this._target, this._eventType, onData, this._useCapture);
28 } 28 }
29 } 29 }
30 30
31 class _EventStreamSubscription<T extends Event> extends StreamSubscription<T> { 31 class _EventStreamSubscription<T extends Event> extends StreamSubscription<T> {
32 int _pauseCount = 0; 32 int _pauseCount = 0;
33 EventTarget _target; 33 EventTarget _target;
34 final String _eventType; 34 final String _eventType;
(...skipping 121 matching lines...) Expand 10 before | Expand all | Expand 10 after
156 const _CustomEventStreamProvider(this._eventTypeGetter); 156 const _CustomEventStreamProvider(this._eventTypeGetter);
157 157
158 Stream<T> forTarget(EventTarget e, {bool useCapture: false}) { 158 Stream<T> forTarget(EventTarget e, {bool useCapture: false}) {
159 return new _EventStream(e, _eventTypeGetter(e), useCapture); 159 return new _EventStream(e, _eventTypeGetter(e), useCapture);
160 } 160 }
161 161
162 String getEventType(EventTarget target) { 162 String getEventType(EventTarget target) {
163 return _eventTypeGetter(target); 163 return _eventTypeGetter(target);
164 } 164 }
165 } 165 }
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