JSFiddle - React, Tailwind, and code Playground

by ponyspy

HTML

<div class="columns_block">
    <div class="column">
        <div class="c_year">2013</div>
        <div class="items_group" year="2013">
            <div class="items_group_year">- 2013 -</div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
        </div>
        <div class="items_group" year="2012">
            <div class="items_group_year">- 2012 -</div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
        </div>
        <div class="items_group" year="2011">
            <div class="items_group_year">- 2011 -</div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
        </div>            
    </div>
    <div class="column">
        <div class="c_year">2013</div>
        <div class="items_group" year="2013">
            <div class="items_group_year">- 2013 -</div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
        </div>
        <div class="items_group" year="2012">
            <div class="items_group_year">- 2012 -</div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
        </div>
        <div class="items_group" year="2011">
            <div class="items_group_year">- 2011 -</div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
            <div class="item"></div>
        </div>            
    </div>
    <div class="column">
        <div class="c_year">2013</div>
    </div>
    <div class="column">
        <div class="c_year">2013</div>
    </div>    
</div>
<div class="res"></div>

CSS

.c_years {
    overflow: hidden;
}

.c_year {
    float: left;
    width: 100px;
    height: 30px;
    margin-right: 10px;
    background-color: blue;
    position: fixed;
}

.columns_block {
    overflow: hidden;
}

.column {
    float: left;
    overflow: auto;
    width: 100px;
    height: 230px;
    margin-right: 10px;
    background-color: red;    
}

.items_group_year {
    margin-bottom: 10px;
    text-align: center;
}

.item {
    width: 100px;
    background-color: green;
    height: 50px;
    margin-bottom: 10px;
}

JavaScript

var chronicleSlider = {
    index: undefined,
    items: undefined,
    getItems: function () {
        chronicleSlider.items = $(this).children('.items_group');
        chronicleSlider.index = $(this).index();
    },
    getSlide: function () {
        chronicleSlider.items.each(function() {
            var $this = $(this);

            $this.offset().top <= 15
                ? $('.c_year').eq(chronicleSlider.index).text($this.attr('year'))
                : false;
        });
    },
    getUpdate: function () {
        var items_group = $('<div/>', {'class': 'items_group'});
    }
}

$('.column').on({
    mouseover: chronicleSlider.getItems,
    scroll: chronicleSlider.getSlide
});