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Improve keyboard accessibility of slideshow gallery #510

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merged 3 commits into from
Mar 15, 2017
Merged

Improve keyboard accessibility of slideshow gallery #510

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a948724
Add support for using arrow keys in the gallery slideshow
Mar 2, 2017
f9014e9
Port keyboard accessibility updates to lightbox modal
Mar 3, 2017
4bdd381
Fix typo - don't remove the modal when clicking to exit
Mar 3, 2017
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45 changes: 31 additions & 14 deletions lib/wraith/gallery_template/slideshow_template.erb
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Original file line number Diff line number Diff line change
Expand Up @@ -108,28 +108,41 @@
</style>
<script type="text/javascript">
$(function() {
$('.slideshow').cycle({
var slideshow = $('.slideshow');
var compareModal = $('.compare-modal');

slideshow.cycle({
fx: 'scrollHorz',
speed: 300,
prev: '.prev',
next: '.next',
before: function (curr, next, opts) {
$('.current').removeClass('current');
var path = $(next).find('.path').attr('name');
var $next = $(next);
var path = $next.find('.path').attr('name');
$.each($('.list-group .list-group-item a'), function() {
if ($(this).attr('href').substring(1) == path) {
$(this).parent().addClass('checked');
$(this).parent().addClass('current');
}
})
});

var newImage = $next.find('a.shot:eq(0)').attr('href');
var oldImage = $next.find('a.shot:eq(1)').attr('href');
var diffImage = $next.find('a.shot:eq(2)').attr('href');
compareModal.html('<div class="compare-container"><img src="'+newImage+'"/><img src="'+oldImage+'"/><img src="'+diffImage+'"/></div>');
},
timeout: 0
});

$(document).on('click', '.compare', function() {
compareModal.show();
});

$('.list-group .list-group-item a').unbind().on('click', function(){
var href = $(this).attr('href').substring(1);

$('.slideshow').cycle($('.slide.'+href+':first').index());
slideshow.cycle($('.slide.'+href+':first').index());
})

$('.shot').unbind().on('click', function(e){
Expand All @@ -138,20 +151,24 @@
window.open(url,'_blank');
})

$('.compare').unbind().on('click', function(){
var slide = $(this).closest(".slide"),
newImage = slide.find('a.shot:eq(0)').attr('href'),
oldImage = slide.find('a.shot:eq(1)').attr('href'),
diffImage = slide.find('a.shot:eq(2)').attr('href');
$('.container').append('<div class="compare-modal"><div class="compare-container"><img src="'+newImage+'"/><img src="'+oldImage+'"/><img src="'+diffImage+'"/></div></div>');
$('.compare-modal').unbind().on('click', function(){
$(this).remove();
})
})
compareModal.on('click', function(){
$(this).hide();
});

$(document).on('keyup', function(e) {
if (e.keyCode === 27) { // Escape
compareModal.hide();
} else if (e.keyCode === 37) { // Left
slideshow.cycle('prev');
} else if (e.keyCode === 39) { // Right
slideshow.cycle('next');
}
});
})
</script>
</head>
<body>
<div class="compare-modal" style="display: none;"></div>
<div class="container">
<div class="row">
<div class="col-sm-12 col-md-3">
Expand Down