codemirror
3 years ago
datatables
3 years ago
admin-page.js
3 years ago
custom-admin-menu.js
3 years ago
hide-admin-notices.js
3 years ago
jBox.all.min.js
3 years ago
jquery.jsticky.mod.js
3 years ago
jquery.jsticky.mod.min.js
3 years ago
js.cookie.min.js
3 years ago
media-replace.js
3 years ago
toggle-hidden-menu.js
3 years ago
jquery.jsticky.mod.js
126 lines
| 1 | /* jSticky Plugin |
| 2 | * ============= |
| 3 | * Author: Andrew Henderson (@AndrewHenderson) |
| 4 | * Contributor: Mike Street (@mikestreety) |
| 5 | * Date: 9/7/2012 |
| 6 | * Update: 09/20/2016 |
| 7 | * Website: http://github.com/andrewhenderson/jsticky/ |
| 8 | * Description: A jQuery plugin that keeps select DOM |
| 9 | * element(s) in view while scrolling the page. |
| 10 | */ |
| 11 | |
| 12 | // Modifications to compensate for WordPress admin bar height, wp-admin .wrap class top margin and plugin page's margin top is done by Bowo (https://bowo.io) |
| 13 | |
| 14 | ;(function($) { |
| 15 | |
| 16 | $.fn.sticky = function(options) { |
| 17 | var defaults = { |
| 18 | topSpacing: 0, // No spacing by default |
| 19 | zIndex: '', // No default z-index |
| 20 | stopper: '.sticky-stopper', // Default stopper class, also accepts number value |
| 21 | stickyClass: false // Class applied to element when it's stuck |
| 22 | }; |
| 23 | var settings = $.extend({}, defaults, options); // Accepts custom stopper id or class |
| 24 | |
| 25 | // Checks if custom z-index was defined |
| 26 | function checkIndex() { |
| 27 | if (typeof settings.zIndex == 'number') { |
| 28 | return true; |
| 29 | } else { |
| 30 | return false; |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | var hasIndex = checkIndex(); // True or false |
| 35 | |
| 36 | // Checks if a stopper exists in the DOM or number defined |
| 37 | function checkStopper() { |
| 38 | if (0 < $(settings.stopper).length || typeof settings.stopper === 'number') { |
| 39 | return true; |
| 40 | } else { |
| 41 | return false; |
| 42 | } |
| 43 | } |
| 44 | var hasStopper = checkStopper(); // True or false |
| 45 | |
| 46 | return this.each(function() { |
| 47 | |
| 48 | var $this = $(this); |
| 49 | var adminBarHeight = 32; // height of WP admin bar |
| 50 | var adminBarOffset = 8; |
| 51 | var adminWrapOffset = 10; // margin-top of wp-admin .wrap |
| 52 | var headerMarginTop = 24; |
| 53 | var thisHeight = $this.outerHeight(); |
| 54 | var thisWidth = $this.outerWidth(); |
| 55 | var topSpacing = settings.topSpacing; |
| 56 | var zIndex = settings.zIndex; |
| 57 | var pushPoint = $this.offset().top - topSpacing - adminBarHeight; // Point at which the sticky element starts pushing |
| 58 | var placeholder = $('<div></div>').width(thisWidth).height(thisHeight).css('margin-top',headerMarginTop+'px').addClass('sticky-placeholder'); // Cache a clone sticky element |
| 59 | var stopper = settings.stopper; |
| 60 | var $window = $(window); |
| 61 | |
| 62 | function stickyScroll() { |
| 63 | |
| 64 | var windowTop = $window.scrollTop(); // Check window's scroll position |
| 65 | var stopPoint = stopper; |
| 66 | var parentWidth = $this.parent().width(); |
| 67 | |
| 68 | placeholder.width(parentWidth) |
| 69 | |
| 70 | if ( hasStopper && typeof stopper === 'string' ) { |
| 71 | var stopperTop = $(stopper).offset().top; |
| 72 | stopPoint = (stopperTop - thisHeight) - topSpacing; |
| 73 | } |
| 74 | |
| 75 | // console.log( 'thisHeight: ' + thisHeight + ' | thisWidth: ' + thisWidth + ' | pushPoint: ' + pushPoint + ' | windowTop: ' + windowTop + ' | stopPoint: ' + stopPoint ); |
| 76 | |
| 77 | if (pushPoint < windowTop) { |
| 78 | // Create a placeholder for sticky element to occupy vertical real estate |
| 79 | if(settings.stickyClass) |
| 80 | $this.addClass(settings.stickyClass); |
| 81 | |
| 82 | $this.after(placeholder).css({ |
| 83 | position: 'fixed', |
| 84 | top: topSpacing + adminBarOffset, |
| 85 | width: parentWidth |
| 86 | }); |
| 87 | |
| 88 | if (hasIndex) { |
| 89 | $this.css({ |
| 90 | zIndex: zIndex |
| 91 | }); |
| 92 | } |
| 93 | |
| 94 | if (hasStopper) { |
| 95 | if (stopPoint < windowTop) { |
| 96 | var diff = (stopPoint - windowTop) + topSpacing + adminBarOffset; |
| 97 | $this.css({ |
| 98 | top: diff |
| 99 | }); |
| 100 | } |
| 101 | } |
| 102 | } else { |
| 103 | if(settings.stickyClass) |
| 104 | $this.removeClass(settings.stickyClass); |
| 105 | |
| 106 | $this.css({ |
| 107 | position: 'static', |
| 108 | top: null, |
| 109 | left: null, |
| 110 | width: 'auto' |
| 111 | }); |
| 112 | |
| 113 | placeholder.remove(); |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | if($window.innerHeight() > thisHeight) { |
| 118 | |
| 119 | $window.bind('scroll', stickyScroll); |
| 120 | $window.bind('load', stickyScroll); |
| 121 | $window.bind('resize', stickyScroll); |
| 122 | } |
| 123 | }); |
| 124 | }; |
| 125 | })(jQuery); |
| 126 |