Skip to content

Instantly share code, notes, and snippets.

@johnjv

johnjv/carousel a11y.markdown

Created July 1, 2015 17:14
Show Gist options

  • Select an option

    Learn more about clone URLs
  • Save johnjv/3aed159c47d313c04036 to your computer and use it in GitHub Desktop.

Select an option

Learn more about clone URLs
Save johnjv/3aed159c47d313c04036 to your computer and use it in GitHub Desktop.
Download ZIP
carousel a11y
Raw
index.html
<div class="carousel-wrapper">
<div class="carousel" id="carousel" aria-live="polite">
<ul class="carousel-content">
<li aria-hidden="false" class="carousel-item" id="item-1">
<div class="carousel-item-content">
<h2>Item 1</h2>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute
irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
</div>
</li>
<li aria-hidden="true" class="carousel-item hidden" id="item-2">
<div class="carousel-item-content">
<h2>Item 2</h2>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute
irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
</div>
</li>
<li aria-hidden="true" class="carousel-item hidden" id="item-3">
<div class="carousel-item-content">
<h2>Item 3</h2>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute
irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
</div>
</li>
<li aria-hidden="true" class="carousel-item hidden" id="item-4">
<div class="carousel-item-content">
<h2>Item 4</h2>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute
irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
</div>
</li>
<li aria-hidden="true" class="carousel-item hidden" id="item-5">
<div class="carousel-item-content">
<h2>Item 5</h2>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute
irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
</div>
</li>
</ul>
</div>
<fieldset aria-label="carousel buttons" class="carousel-controls" aria-controls="carousel">
<button value="pause" id="pause" aria-label="pause" class="carousel-control">||</button>
<button value="play" id="play" class="carousel-control">play</button>
<button value="prev" aria-label="previous" id="prev" class="carousel-control">&lt;&lt;</button>
<button value="next" id="next" aria-label="next" class="carousel-control">&gt;&gt;</button>
</fieldset>
</div>
Raw
script.js
$(document).ready(function() {
var timer; //interval timer
var TRANSITION_TIME = 1000; // 1 second
var SLIDE_TIMEOUT = 4000; // 4 seconds
var currentSlide = 1;
var numSlides = 5;
timer = setInterval(function() {
$("button#next").click();
}, SLIDE_TIMEOUT);
function updateSlide() {
$("li.carousel-item").attr("aria-hidden", "true");
$("li.carousel-item").addClass("hidden");
if (currentSlide > numSlides) {
currentSlide = 1;
}
if (currentSlide === numSlides) {
currentSlide = numSlides;
}
$("li.carousel-item").eq(currentSlide - 1).attr("aria-hidden", "false");
$("li.carousel-item").eq(currentSlide - 1).removeClass("hidden");
}
document.querySelector("button#next").addEventListener('click', function(e) {
currentSlide += 1;
console.log("next button fired, current slide: " + currentSlide);
updateSlide();
});
document.querySelector("button#prev").addEventListener('click', function(e) {
currentSlide -= 1;
console.log("prev button fired, current slide: " + currentSlide);
updateSlide();
});
document.querySelector("button#pause").addEventListener('click', function(e) {
timer = window.clearInterval(timer);
e.preventDefault();
console.log("pause button fired, current slide: " + currentSlide);
return (false);
});
document.querySelector("button#play").addEventListener('click', function(e) {
console.log("play button fired, current slide: " + currentSlide);
timer = window.setInterval(function() {
$("button#next").click();
}, SLIDE_TIMEOUT);
});
// add keyboard accessibility for all buttons
$("button").keypress(function(e) {
if (e.which == 13) { // enter button
$(this).click();
e.preventDefault();
return (false);
}
});
});
Raw
scripts
<script src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
Raw
style.css
html {
font-family: Helvetica;
}
.carousel-wrapper {
position: relative;
}
.carousel {
position: relative;
width: 100%;
height: 400px;
}
ul.carousel-content {
margin: 0px;
padding: 0px;
}
li.carousel-item {
position: absolute;
list-style: none;
height: 100%;
box-sizing: border-box;
padding: 2em;
}
li[aria-hidden='true'] {
display: none;
}
li[aria-hidden='false'] {
display:block ;
}
#item-1 {background: red; padding-right: 50%;}
#item-2 {background: blue; padding-left: 50%;}
#item-3 {background: green; padding-right: 50%;}
#item-4 {background: purple; padding-left: 50%;}
#item-5 {background: yellow; padding-right: 50%;}
.carousel-controls {
position: absolute;
bottom: 0px;
right: 0px;
}
.hidden {display:none;}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment