Index: pkg/custom_element/lib/src/attribute_map.dart |
diff --git a/pkg/custom_element/lib/src/attribute_map.dart b/pkg/custom_element/lib/src/attribute_map.dart |
deleted file mode 100644 |
index 8af62c302cae761fa554bd71cf595c1e50fe5ab2..0000000000000000000000000000000000000000 |
--- a/pkg/custom_element/lib/src/attribute_map.dart |
+++ /dev/null |
@@ -1,85 +0,0 @@ |
-// Copyright (c) 2013, 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. |
- |
-part of custom_element; |
- |
-/** |
- * Represents an attribute map of model values. If any items are added, |
- * removed, or replaced, then observers that are listening to [changes] |
- * will be notified. |
- */ |
-class _AttributeMap implements Map<String, String> { |
- final CustomElement _element; |
- final Map<String, String> _map; |
- |
- /** Creates an attribute map wrapping the host attributes. */ |
- _AttributeMap(CustomElement element) |
- : _element = element, _map = element.host.attributes; |
- |
- // Forward all read methods: |
- Iterable<String> get keys => _map.keys; |
- Iterable<String> get values => _map.values; |
- int get length =>_map.length; |
- bool get isEmpty => _map.isEmpty; |
- bool get isNotEmpty => _map.isNotEmpty; |
- bool containsValue(Object value) => _map.containsValue(value); |
- bool containsKey(Object key) => _map.containsKey(key); |
- String operator [](Object key) => _map[key]; |
- void forEach(void f(String key, String value)) => _map.forEach(f); |
- String toString() => _map.toString(); |
- |
- // Override the write methods and ensure attributeChanged is called: |
- void operator []=(String key, String value) { |
- int len = _map.length; |
- String oldValue = _map[key]; |
- _map[key] = value; |
- if (len != _map.length || !identical(oldValue, value)) { |
- _element.attributeChanged(key, oldValue); |
- } |
- } |
- |
- void addAll(Map<String, String> other) { |
- other.forEach((String key, String value) { this[key] = value; }); |
- } |
- |
- String putIfAbsent(String key, String ifAbsent()) { |
- int len = _map.length; |
- String result = _map.putIfAbsent(key, ifAbsent); |
- if (len != _map.length) { |
- _element.attributeChanged(key, null); |
- } |
- return result; |
- } |
- |
- String remove(Object key) { |
- int len = _map.length; |
- String result = _map.remove(key); |
- if (len != _map.length) { |
- _element.attributeChanged(key, result); |
- } |
- return result; |
- } |
- |
- void clear() { |
- int len = _map.length; |
- if (len > 0) { |
- _map.forEach((key, value) { |
- _element.attributeChanged(key, value); |
- }); |
- } |
- _map.clear(); |
- } |
- |
- /** |
- * This is not a [Map] method. We use it to implement "set attributes", which |
- * is a global replace operation. Rather than [clear] followed by [addAll], |
- * we try to be a bit smarter. |
- */ |
- void _replaceAll(Map<String, String> other) { |
- for (var key in keys) { |
- if (!other.containsKey(key)) remove(key); |
- } |
- addAll(other); |
- } |
-} |