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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, 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 library observable; | 5 library observable; |
6 | 6 |
7 import 'dart:collection'; | 7 import 'dart:collection'; |
8 | 8 |
9 part 'ChangeEvent.dart'; | 9 part 'ChangeEvent.dart'; |
10 part 'EventBatch.dart'; | 10 part 'EventBatch.dart'; |
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155 void set length(int value) { | 155 void set length(int value) { |
156 _internal.length = value; | 156 _internal.length = value; |
157 recordGlobalChange(); | 157 recordGlobalChange(); |
158 } | 158 } |
159 | 159 |
160 void clear() { | 160 void clear() { |
161 _internal.clear(); | 161 _internal.clear(); |
162 recordGlobalChange(); | 162 recordGlobalChange(); |
163 } | 163 } |
164 | 164 |
165 List<T> get reversed => _internal.reversed; | 165 Iterable<T> get reversed => _internal.reversed; |
166 | 166 |
167 void sort([int compare(var a, var b)]) { | 167 void sort([int compare(var a, var b)]) { |
168 if (compare == null) compare = Comparable.compare; | 168 if (compare == null) compare = Comparable.compare; |
169 _internal.sort(compare); | 169 _internal.sort(compare); |
170 recordGlobalChange(); | 170 recordGlobalChange(); |
171 } | 171 } |
172 | 172 |
173 void add(T element) { | 173 void add(T element) { |
174 recordListInsert(length, element); | 174 recordListInsert(length, element); |
175 _internal.add(element); | 175 _internal.add(element); |
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325 // Only fire on an actual change. | 325 // Only fire on an actual change. |
326 if (!identical(newValue, _value)) { | 326 if (!identical(newValue, _value)) { |
327 final oldValue = _value; | 327 final oldValue = _value; |
328 _value = newValue; | 328 _value = newValue; |
329 recordPropertyUpdate("value", newValue, oldValue); | 329 recordPropertyUpdate("value", newValue, oldValue); |
330 } | 330 } |
331 } | 331 } |
332 | 332 |
333 T _value; | 333 T _value; |
334 } | 334 } |
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