JSFiddle - React, Tailwind, and code Playground

scrollTo #ID with mouse-wheel http://css-tricks.com/forums/discussion/17048/scrollto-id-with-mouse-wheel-jsfiddle-attached

by Jennifer Perrin

HTML

<script src="http://trevordavis.net/play/jquery-one-page-nav/jquery.scrollTo.js"></script>
<script src="http://trevordavis.net/play/jquery-one-page-nav/jquery.nav.min.js"></script>
<script src="https://raw.github.com/brandonaaron/jquery-mousewheel/master/jquery.mousewheel.js"></script>
<ul id="nav">
  <li class="current"><a href="#section-1">Section 1</a></li>
  <li><a href="#section-2">Section 2</a></li>
  <li><a href="#section-3">Section 3</a></li>
  <li><a href="#section-4">Section 4</a></li>
  <li><a href="#section-5">Section 5</a></li>
</ul>

<div id="container">
  <div class="section current" id="section-1">
    <strong>Section 1</strong>
    <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>
    <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>
    <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...

CSS

body {
  color: #222;
  font: 12px/20px Helvetica, Arial, sans-serif;
}
p,
ul {
  margin: 0;
  padding: 0;
}
p {
  margin: 0;
}
#nav {
  left: 20px;
  list-style: none;
  position: fixed;
  top: 20px;
}
#nav li {
  margin-bottom: 2px;
}
#nav a {
  background: #ededed;
  color: #666;
  display: block;
  font-size: 11px;
  padding: 5px 10px;
  text-decoration: none;
  text-transform: uppercase;
}
#nav a:hover {
  background: #dedede;
}
#nav .current a {
  background: #666;
  color: #ededed;
}
.current {
  background: green;
}
#container {
  margin: 0 auto;
  width: 100%;
}
.section {
  border-bottom: 5px solid #ccc;
  padding: 10px 20px 10px 110px;
}
.section strong {
    font-weight: bold;
}
.section p:last-child {
  margin-bottom: 0;
}

JavaScript

$('#nav').onePageNav();


var $current, flag = false;

$('body').mousewheel(function(event, delta) {
    if (flag) { return false; }
    $current = $('div.current');

    if (delta > 0) {
        $prev = $current.prev();

        if ($prev.length) {
            flag = true;
            $('body').scrollTo($prev, 1000, {
                onAfter : function(){
                    flag = false;
                }
            });
            $current.removeClass('current');
            $prev.addClass('current');
        }
    } else {
        $next = $current.next();

        if ($next.length) {
            flag = true;
            $('body').scrollTo($next, 1000, {
                onAfter : function(){
                    flag = false;
                }
            });
            $current.removeClass('current');
            $next.addClass('current');
        }
    }

    event.preventDefault();
});