google-js-api.html
1.66 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
<!--
Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at https://polymer.github.io/LICENSE.txt
The complete set of authors may be found at https://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at https://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 https://polymer.github.io/PATENTS.txt
-->
<link rel="import" href="../polymer/polymer.html">
<link rel="import" href="../iron-jsonp-library/iron-jsonp-library.html">
<script>
/**
Dynamically loads Google JavaScript API `gapi`, firing the `js-api-load` event when ready.
Any number of components can use `<google-js-api>` elements, and the library will only be loaded once.
##### Example
<google-js-api></google-js-api>
<script>
var api = document.querySelector('google-js-api');
api.addEventListener('js-api-load', function(e) {
console.log('API loaded', gapi);
});
< /script>
*/
Polymer({
is: 'google-js-api',
behaviors: [
Polymer.IronJsonpLibraryBehavior
],
properties: {
/** @private */
libraryUrl: {
type: String,
value: 'https://apis.google.com/js/api.js?onload=%%callback%%'
},
/**
* Fired when the API library is loaded and available.
* @event js-api-load
*/
/**
* Name of event fired when library is loaded and available.
*/
notifyEvent: {
type: String,
value: 'js-api-load'
},
},
get api() {
return gapi;
}
});
</script>