third_party/polymer/v1_0/components/more-routing/driver/hash.html

   1 <!--
   2 Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
   3 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
   4 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
   5 The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
   6 Code distributed by Google as part of the polymer project is also
   7 subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
   8 -->
   9 <link rel="import" href="../driver.html">
  10
  11 <script>
  12 (function(scope) {
  13 var MoreRouting = scope.MoreRouting = scope.MoreRouting || {};
  14 MoreRouting.HashDriver = HashDriver;
  15
  16 /**
  17  * TODO(nevir): Docs.
  18  */
  19 function HashDriver() {
  20   MoreRouting.Driver.apply(this, arguments);
  21   this._bindEvents();
  22   this._read();
  23 }
  24 HashDriver.prototype = Object.create(MoreRouting.Driver.prototype);
  25
  26 // By default, we prefer hashbang; but you can prefix with any string you wish.
  27 HashDriver.prototype.prefix = '!/';
  28
  29 HashDriver.prototype.urlForParts = function urlForParts(parts) {
  30   return '#' + MoreRouting.Driver.prototype.urlForParts.call(this, parts);
  31 };
  32
  33 HashDriver.prototype.navigateToUrl = function navigateToUrl(url) {
  34   window.location.hash = url;
  35 };
  36
  37 HashDriver.prototype._bindEvents = function _bindEvents() {
  38   window.addEventListener('hashchange', this._read.bind(this));
  39 };
  40
  41 HashDriver.prototype._read = function _read() {
  42   this.setCurrentPath(window.location.hash.substr(1) || this.prefix);
  43 };
  44
  45 })(window);
  46 </script>