https://backlinkchecker.pro/assets/libs/jquery.keyboard-pagination…411b35b3b16076ac67e3030342cdd6a56da3a183.js

1/*
2	By Osvaldas Valutis, www.osvaldas.info
3	Available for use under the MIT License
4*/
5
6;( function( $, window, document, undefined )
7{
8	'use strict';
9
10	var $this		= $(),
11		settings	= {},
12		lastKeyUp	= 0,
13		keyUpEvent  = false,
14		dpTimeout	= false,
15		isPaused	= false,
16
17		navigate = function()
18		{
19			var $item = $();
20
21			if( keyUpEvent.keyCode == settings.keyCodeLeft && settings.prev )
22				$item = $this.find( settings.prev );
23
24			else if( keyUpEvent.keyCode == settings.keyCodeRight && settings.next )
25				$item = $this.find( settings.next );
26
27			if( !$item.length && settings.num && settings.numCurrent )
28			{
29				$item = $this.find( settings.numCurrent );
30				if( $item.length ) $item = keyUpEvent.keyCode == settings.keyCodeLeft ? $item.prev( settings.num ) : $item.next( settings.num );
31			}
32
33			if( $item.length )
34			{
35				$item = $item.find( 'a' );
36				if( $item.length )
37				{
38					keyUpEvent.preventDefault();
39					$item.get( 0 ).click();
40				}
41			}
42		};
43
44	$( document ).on( 'keyup.keyboardPagination', function( e )
45	{
46		keyUpEvent = e;
47
48		if( !$this.length || isPaused || ( keyUpEvent.keyCode != settings.keyCodeLeft && keyUpEvent.keyCode != settings.keyCodeRight ) )
49			return true;
50
51		if( settings.first || settings.last )
52		{
53			if( new Date() - lastKeyUp <= settings.doublePressInt )
54			{
55				clearTimeout( dpTimeout );
56
57				var $item = $();
58
59				if( keyUpEvent.keyCode == settings.keyCodeLeft && settings.first )
60					$item = $this.find( settings.first );
61
62				else if( keyUpEvent.keyCode == settings.keyCodeRight && settings.last )
63					$item = $this.find( settings.last );
64
65				if( $item.length )
66				{
67					$item = $item.find( 'a' );
68					if( $item.length )
69					{
70						keyUpEvent.preventDefault();

71						$item.get( 0 ).click();
72					}
73				}
74				if( !$item.length ) navigate();
75			}
76			else dpTimeout = setTimeout( navigate, settings.doublePressInt );
77
78			lastKeyUp = new Date();
79		}
80		else navigate();
81	});
82
83	$.fn.keyboardPagination = function( options )
84	{
85		settings = $.extend(
86					{
87						num:			false,
88						numCurrent:		false,
89						prev:			false,
90						next:			false,
91						first:			false,
92						last:			false,
93						doublePressInt: 250,
94						keyCodeLeft:	37,
95						keyCodeRight:	39
96					},
97					options );
98
99		$this = $( this ).last();
100
101		isPaused = false;
102
103		this.resume = function()
104		{
105			isPaused = false;
106			return this;
107		};
108
109		this.pause = function()
110		{
111			isPaused = true;
112			return this;
113		};
114
115		return this;
116	};
117})( jQuery, window, document );