b-blocks / freemius / templates / js / jquery.content-change.php

jquery.content-change.php in bBlocks – Essential Gutenberg Blocks & Patterns Collection 2.1.8, at freemius/templates/js/jquery.content-change.php

58 lines 1.5 KB

Raw Download Zip

1	<?php
2	/**
3	* @package Freemius
4	* @copyright Copyright (c) 2015, Freemius, Inc.
5	* @license https://www.gnu.org/licenses/gpl-3.0.html GNU General Public License Version 3
6	* @since 1.2.2.7
7	*/
8	if ( ! defined( 'ABSPATH' ) ) {
9	exit;
10	}
11	?>
12	<script type="text/javascript">
13	(function ($) {
14	if ($.fn.contentChange)
15	return;
16
17	/**
18	* Content change event listener.
19	*
20	* @url http://stackoverflow.com/questions/3233991/jquery-watch-div/3234646#3234646
21	*
22	* @param {function} callback
23	*
24	* @returns {object[]}
25	*/
26	$.fn.contentChange = function (callback) {
27	var elements = $(this);
28
29	elements.each(function () {
30	var element = $(this);
31
32	element.data("lastContents", element.html());
33
34	window.watchContentChange = window.watchContentChange ?
35	window.watchContentChange :
36	[];
37
38	window.watchContentChange.push({
39	"element" : element,
40	"callback": callback
41	});
42	});
43
44	return elements;
45	};
46
47	setInterval(function() {
48	if ( window.watchContentChange ) {
49	for ( var i in window.watchContentChange ) {
50	if ( window.watchContentChange[ i ].element.data( 'lastContents' ) !== window.watchContentChange[ i ].element.html() ) {
51	window.watchContentChange[ i ].callback.apply( undefined, [ false ] );
52	window.watchContentChange[ i ].element.data( 'lastContents', window.watchContentChange[ i ].element.html() )
53	}
54	}
55	}
56	}, 500 );
57	})(jQuery);
58	</script>