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bower_components/iron-a11y-announcer/demo/x-announces.html 1.38 KB
73bcce88   luigser   COMPONENTS
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  <!--
  Copyright (c) 2015 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
  The complete set of authors may be found at http://polymer.github.io/AUTHORS
  The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS
  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
  -->
  
  <link rel="import" href="../../polymer/polymer.html">
  <link rel="import" href="../../paper-button/paper-button.html">
  <link rel="import" href="../iron-a11y-announcer.html">
  
  <dom-module id="x-announces">
    <style>
      :host {
        display: block;
        position: relative;
        padding: 1em 0;
      }
  
      paper-button {
        background: #4285f4;
        color: #fff;
      }
    </style>
    <template>
      <paper-button on-tap="_onTapAnnounce" raised>Announce</paper-button>
      <span id="content" aria-hidden="true">
        <content></content>
      </span>
    </template>
    <script>
      Polymer({
        is: 'x-announces',
  
        attached: function() {
          Polymer.IronA11yAnnouncer.requestAvailability();
        },
  
        _onTapAnnounce: function() {
          this.fire('iron-announce', {
            text: this.$.content.textContent.trim()
          }, {
            bubbles: true
          });
        }
      });
    </script>
  </dom-module>