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my_element.html | |
--------------- | |
<link rel="import" href="packages/polymer/polymer.html"> | |
<link rel="import" href="packages/core_elements/core_selector.html"> | |
<polymer-element name="my-element"> | |
<template> | |
<style> | |
.core-selected { | |
font-weight: bold; | |
} | |
</style> | |
<core-selector id="selector" selected="1"> | |
<template repeat="{{color in colors}}"> | |
<div value="{{color}}">{{color}}</div> | |
</template> | |
</core-selector> | |
<hr> | |
<!-- Prints the selected index, but does not update --> | |
<div>{{$['selector'].selected]}}</div> | |
</template> | |
<script type="application/dart" src="my_element.dart"></script> | |
</polymer-element> | |
my_element.dart | |
--------------- | |
library web.forms.selecting_one_item_using_the_core_selector_element; | |
import 'package:polymer/polymer.dart'; | |
@CustomTag('my-element') | |
class MyElement extends PolymerElement { | |
final List<String> colors = toObservable(['red', 'green', 'blue']); | |
MyElement.created() : super.created(); | |
} |
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