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<!doctype html>
<!--
@license
Copyright (c) 2016 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
-->
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>hydrogen-set demo</title>
<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script>
<link rel="import" href="../hydrogen-set.html">
<link rel="import" href="../../../bower_components/paper-checkbox/paper-checkbox.html">
</head>
<style>
body {
margin: 0;
font-family: "RobotoDraft","Roboto",sans-serif;
font-size: 14;
}
</style>
<body unresolved>
<dom-module id="x-a">
<template>
<template is="dom-repeat" items="[[items]]">
<span>[[item]]</span>
<paper-checkbox
name="[[item]]"
on-iron-change="_onChange"
checked="[[_isSelected(item, selected.*)]]"
></paper-checkbox>
</template>
</template>
</dom-module>
<script>
Polymer({
is: 'x-a',
properties: {
selected: {
type: Array
},
items: {
type: Array,
value: function() {
return ["a","b","c","d","e"];
}
}
},
_onChange: function(e) {
var name = e.srcElement.name;
if (name) {
if (e.srcElement.checked) {
this.fire('select', name);
} else {
this.fire('unselect', name);
}
}
},
_isSelected: function(item, selected) {
return selected.base.indexOf(item) >= 0;
}
});
</script>
<template is="dom-bind">
<hydrogen-set
id="set"
event-add="{{add}}"
event-delete="{{del}}"
out-value="{{selected}}"
></hydrogen-set>
<div>
Mutate the two sets below.
</div>
<br/>
<div>First Set</div>
<x-a
id="a"
on-select="add"
on-unselect="del"
selected="[[selected]]"
></x-a>
<br/>
<br/>
<div>Second Set</div>
<x-a
id="b"
on-select="add"
on-unselect="del"
selected="[[selected]]"
></x-a>
<br/>
<br/>
<div>List Selected:</div>
<template is="dom-repeat" items="[[selected]]">
<div>[[item]]</div>
</template>
</template>
</body>
</html>
|
